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-rw-r--r--Documentation/devicetree/bindings/mfd/rockchip,rk806.yaml406
-rw-r--r--drivers/clk/Kconfig2
-rw-r--r--drivers/clk/clk-rk808.c34
-rw-r--r--drivers/input/misc/Kconfig2
-rw-r--r--drivers/mfd/Kconfig21
-rw-r--r--drivers/mfd/Makefile4
-rw-r--r--drivers/mfd/rk8xx-core.c (renamed from drivers/mfd/rk808.c)352
-rw-r--r--drivers/mfd/rk8xx-i2c.c185
-rw-r--r--drivers/mfd/rk8xx-spi.c124
-rw-r--r--drivers/pinctrl/Kconfig2
-rw-r--r--drivers/pinctrl/pinctrl-rk805.c189
-rw-r--r--drivers/power/supply/Kconfig2
-rw-r--r--drivers/regulator/Kconfig2
-rw-r--r--drivers/regulator/helpers.c22
-rw-r--r--drivers/regulator/rk808-regulator.c399
-rw-r--r--drivers/rtc/Kconfig2
-rw-r--r--include/linux/mfd/rk808.h417
-rw-r--r--include/linux/regulator/driver.h2
-rw-r--r--sound/soc/codecs/Kconfig2
19 files changed, 1876 insertions, 293 deletions
diff --git a/Documentation/devicetree/bindings/mfd/rockchip,rk806.yaml b/Documentation/devicetree/bindings/mfd/rockchip,rk806.yaml
new file mode 100644
index 000000000000..cf2500f2e9a0
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/rockchip,rk806.yaml
@@ -0,0 +1,406 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/rockchip,rk806.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: RK806 Power Management Integrated Circuit
+
+maintainers:
+ - Sebastian Reichel <[email protected]>
+
+description:
+ Rockchip RK806 series PMIC. This device consists of an spi or
+ i2c controlled MFD that includes multiple switchable regulators.
+
+properties:
+ compatible:
+ enum:
+ - rockchip,rk806
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ gpio-controller: true
+
+ '#gpio-cells':
+ const: 2
+
+ vcc1-supply:
+ description:
+ The input supply for dcdc-reg1.
+
+ vcc2-supply:
+ description:
+ The input supply for dcdc-reg2.
+
+ vcc3-supply:
+ description:
+ The input supply for dcdc-reg3.
+
+ vcc4-supply:
+ description:
+ The input supply for dcdc-reg4.
+
+ vcc5-supply:
+ description:
+ The input supply for dcdc-reg5.
+
+ vcc6-supply:
+ description:
+ The input supply for dcdc-reg6.
+
+ vcc7-supply:
+ description:
+ The input supply for dcdc-reg7.
+
+ vcc8-supply:
+ description:
+ The input supply for dcdc-reg8.
+
+ vcc9-supply:
+ description:
+ The input supply for dcdc-reg9.
+
+ vcc10-supply:
+ description:
+ The input supply for dcdc-reg10.
+
+ vcc11-supply:
+ description:
+ The input supply for pldo-reg1, pldo-reg2 and pldo-reg3.
+
+ vcc12-supply:
+ description:
+ The input supply for pldo-reg4 and pldo-reg5.
+
+ vcc13-supply:
+ description:
+ The input supply for nldo-reg1, nldo-reg2 and nldo-reg3.
+
+ vcc14-supply:
+ description:
+ The input supply for nldo-reg4 and nldo-reg5.
+
+ vcca-supply:
+ description:
+ The input supply for pldo-reg6.
+
+ regulators:
+ type: object
+ additionalProperties: false
+ patternProperties:
+ "^(dcdc-reg([1-9]|10)|pldo-reg[1-6]|nldo-reg[1-5])$":
+ type: object
+ $ref: /schemas/regulator/regulator.yaml#
+ unevaluatedProperties: false
+
+patternProperties:
+ '-pins$':
+ type: object
+ additionalProperties: false
+ $ref: /schemas/pinctrl/pinmux-node.yaml
+
+ properties:
+ function:
+ enum: [pin_fun0, pin_fun1, pin_fun2, pin_fun3, pin_fun4, pin_fun5]
+
+ pins:
+ $ref: /schemas/types.yaml#/definitions/string
+ enum: [gpio_pwrctrl1, gpio_pwrctrl2, gpio_pwrctrl3]
+
+allOf:
+ - $ref: /schemas/spi/spi-peripheral-props.yaml
+
+required:
+ - compatible
+ - reg
+ - interrupts
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/pinctrl/rockchip.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/gpio/gpio.h>
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pmic@0 {
+ compatible = "rockchip,rk806";
+ reg = <0x0>;
+
+ interrupts = <7 IRQ_TYPE_LEVEL_LOW>;
+
+ vcc1-supply = <&vcc5v0_sys>;
+ vcc2-supply = <&vcc5v0_sys>;
+ vcc3-supply = <&vcc5v0_sys>;
+ vcc4-supply = <&vcc5v0_sys>;
+ vcc5-supply = <&vcc5v0_sys>;
+ vcc6-supply = <&vcc5v0_sys>;
+ vcc7-supply = <&vcc5v0_sys>;
+ vcc8-supply = <&vcc5v0_sys>;
+ vcc9-supply = <&vcc5v0_sys>;
+ vcc10-supply = <&vcc5v0_sys>;
+ vcc11-supply = <&vcc_2v0_pldo_s3>;
+ vcc12-supply = <&vcc5v0_sys>;
+ vcc13-supply = <&vcc5v0_sys>;
+ vcc14-supply = <&vcc_1v1_nldo_s3>;
+ vcca-supply = <&vcc5v0_sys>;
+
+ regulators {
+ vdd_gpu_s0: dcdc-reg1 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <550000>;
+ regulator-max-microvolt = <950000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vdd_gpu_s0";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_npu_s0: dcdc-reg2 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <550000>;
+ regulator-max-microvolt = <950000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vdd_npu_s0";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_log_s0: dcdc-reg3 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <750000>;
+ regulator-max-microvolt = <750000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vdd_log_s0";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <750000>;
+ };
+ };
+
+ vdd_vdenc_s0: dcdc-reg4 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <550000>;
+ regulator-max-microvolt = <950000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vdd_vdenc_s0";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_gpu_mem_s0: dcdc-reg5 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <675000>;
+ regulator-max-microvolt = <950000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vdd_gpu_mem_s0";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_npu_mem_s0: dcdc-reg6 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <675000>;
+ regulator-max-microvolt = <950000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vdd_npu_mem_s0";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vcc_2v0_pldo_s3: dcdc-reg7 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <2000000>;
+ regulator-max-microvolt = <2000000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vdd_2v0_pldo_s3";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <2000000>;
+ };
+ };
+
+ vdd_vdenc_mem_s0: dcdc-reg8 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <675000>;
+ regulator-max-microvolt = <950000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vdd_vdenc_mem_s0";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd2_ddr_s3: dcdc-reg9 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-name = "vdd2_ddr_s3";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ };
+ };
+
+ vcc_1v1_nldo_s3: dcdc-reg10 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1100000>;
+ regulator-max-microvolt = <1100000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vcc_1v1_nldo_s3";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1100000>;
+ };
+ };
+
+ avcc_1v8_s0: pldo-reg1 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "avcc_1v8_s0";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd1_1v8_ddr_s3: pldo-reg2 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vdd1_1v8_ddr_s3";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1800000>;
+ };
+ };
+
+ vcc_1v8_s3: pldo-reg3 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vcc_1v8_s3";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1800000>;
+ };
+ };
+
+ vcc_3v3_s0: pldo-reg4 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vcc_3v3_s0";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vccio_sd_s0: pldo-reg5 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vccio_sd_s0";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ master_pldo6_s3: pldo-reg6 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-name = "master_pldo6_s3";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1800000>;
+ };
+ };
+
+ vdd_0v75_s3: nldo-reg1 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <750000>;
+ regulator-max-microvolt = <750000>;
+ regulator-ramp-delay = <12500>;
+ regulator-name = "vdd_0v75_s3";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <750000>;
+ };
+ };
+
+ vdd2l_0v9_ddr_s3: nldo-reg2 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <900000>;
+ regulator-max-microvolt = <900000>;
+ regulator-name = "vdd2l_0v9_ddr_s3";
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <900000>;
+ };
+ };
+
+ master_nldo3: nldo-reg3 {
+ regulator-name = "master_nldo3";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ avdd_0v75_s0: nldo-reg4 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <750000>;
+ regulator-max-microvolt = <750000>;
+ regulator-name = "avdd_0v75_s0";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vdd_0v85_s0: nldo-reg5 {
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <850000>;
+ regulator-max-microvolt = <850000>;
+ regulator-name = "vdd_0v85_s0";
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+ };
+ };
+ };
diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
index 016814e15536..c0c8e526a1e9 100644
--- a/drivers/clk/Kconfig
+++ b/drivers/clk/Kconfig
@@ -82,7 +82,7 @@ config COMMON_CLK_MAX9485
config COMMON_CLK_RK808
tristate "Clock driver for RK805/RK808/RK809/RK817/RK818"
- depends on MFD_RK808
+ depends on MFD_RK8XX
help
This driver supports RK805, RK809 and RK817, RK808 and RK818 crystal oscillator clock.
These multi-function devices have two fixed-rate oscillators, clocked at 32KHz each.
diff --git a/drivers/clk/clk-rk808.c b/drivers/clk/clk-rk808.c
index 32f833d732ed..f7412b137e5e 100644
--- a/drivers/clk/clk-rk808.c
+++ b/drivers/clk/clk-rk808.c
@@ -12,10 +12,9 @@
#include <linux/slab.h>
#include <linux/platform_device.h>
#include <linux/mfd/rk808.h>
-#include <linux/i2c.h>
struct rk808_clkout {
- struct rk808 *rk808;
+ struct regmap *regmap;
struct clk_hw clkout1_hw;
struct clk_hw clkout2_hw;
};
@@ -31,9 +30,8 @@ static int rk808_clkout2_enable(struct clk_hw *hw, bool enable)
struct rk808_clkout *rk808_clkout = container_of(hw,
struct rk808_clkout,
clkout2_hw);
- struct rk808 *rk808 = rk808_clkout->rk808;
- return regmap_update_bits(rk808->regmap, RK808_CLK32OUT_REG,
+ return regmap_update_bits(rk808_clkout->regmap, RK808_CLK32OUT_REG,
CLK32KOUT2_EN, enable ? CLK32KOUT2_EN : 0);
}
@@ -52,10 +50,9 @@ static int rk808_clkout2_is_prepared(struct clk_hw *hw)
struct rk808_clkout *rk808_clkout = container_of(hw,
struct rk808_clkout,
clkout2_hw);
- struct rk808 *rk808 = rk808_clkout->rk808;
uint32_t val;
- int ret = regmap_read(rk808->regmap, RK808_CLK32OUT_REG, &val);
+ int ret = regmap_read(rk808_clkout->regmap, RK808_CLK32OUT_REG, &val);
if (ret < 0)
return ret;
@@ -93,9 +90,8 @@ static int rk817_clkout2_enable(struct clk_hw *hw, bool enable)
struct rk808_clkout *rk808_clkout = container_of(hw,
struct rk808_clkout,
clkout2_hw);
- struct rk808 *rk808 = rk808_clkout->rk808;
- return regmap_update_bits(rk808->regmap, RK817_SYS_CFG(1),
+ return regmap_update_bits(rk808_clkout->regmap, RK817_SYS_CFG(1),
RK817_CLK32KOUT2_EN,
enable ? RK817_CLK32KOUT2_EN : 0);
}
@@ -115,10 +111,9 @@ static int rk817_clkout2_is_prepared(struct clk_hw *hw)
struct rk808_clkout *rk808_clkout = container_of(hw,
struct rk808_clkout,
clkout2_hw);
- struct rk808 *rk808 = rk808_clkout->rk808;
unsigned int val;
- int ret = regmap_read(rk808->regmap, RK817_SYS_CFG(1), &val);
+ int ret = regmap_read(rk808_clkout->regmap, RK817_SYS_CFG(1), &val);
if (ret < 0)
return 0;
@@ -153,18 +148,21 @@ static const struct clk_ops *rkpmic_get_ops(long variant)
static int rk808_clkout_probe(struct platform_device *pdev)
{
struct rk808 *rk808 = dev_get_drvdata(pdev->dev.parent);
- struct i2c_client *client = rk808->i2c;
- struct device_node *node = client->dev.of_node;
+ struct device *dev = &pdev->dev;
struct clk_init_data init = {};
struct rk808_clkout *rk808_clkout;
int ret;
- rk808_clkout = devm_kzalloc(&client->dev,
+ dev->of_node = pdev->dev.parent->of_node;
+
+ rk808_clkout = devm_kzalloc(dev,
sizeof(*rk808_clkout), GFP_KERNEL);
if (!rk808_clkout)
return -ENOMEM;
- rk808_clkout->rk808 = rk808;
+ rk808_clkout->regmap = dev_get_regmap(pdev->dev.parent, NULL);
+ if (!rk808_clkout->regmap)
+ return -ENODEV;
init.parent_names = NULL;
init.num_parents = 0;
@@ -173,10 +171,10 @@ static int rk808_clkout_probe(struct platform_device *pdev)
rk808_clkout->clkout1_hw.init = &init;
/* optional override of the clockname */
- of_property_read_string_index(node, "clock-output-names",
+ of_property_read_string_index(dev->of_node, "clock-output-names",
0, &init.name);
- ret = devm_clk_hw_register(&client->dev, &rk808_clkout->clkout1_hw);
+ ret = devm_clk_hw_register(dev, &rk808_clkout->clkout1_hw);
if (ret)
return ret;
@@ -185,10 +183,10 @@ static int rk808_clkout_probe(struct platform_device *pdev)
rk808_clkout->clkout2_hw.init = &init;
/* optional override of the clockname */
- of_property_read_string_index(node, "clock-output-names",
+ of_property_read_string_index(dev->of_node, "clock-output-names",
1, &init.name);
- ret = devm_clk_hw_register(&client->dev, &rk808_clkout->clkout2_hw);
+ ret = devm_clk_hw_register(dev, &rk808_clkout->clkout2_hw);
if (ret)
return ret;
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 81a54a59e13c..8a320e6218e3 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -609,7 +609,7 @@ config INPUT_PWM_VIBRA
config INPUT_RK805_PWRKEY
tristate "Rockchip RK805 PMIC power key support"
- depends on MFD_RK808
+ depends on MFD_RK8XX
help
Select this option to enable power key driver for RK805.
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index e90463c4441c..d4879cb4e1f6 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -1183,12 +1183,17 @@ config MFD_RC5T583
Additional drivers must be enabled in order to use the
different functionality of the device.
-config MFD_RK808
+config MFD_RK8XX
+ bool
+ select MFD_CORE
+
+config MFD_RK8XX_I2C
tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power Management Chip"
depends on I2C && OF
select MFD_CORE
select REGMAP_I2C
select REGMAP_IRQ
+ select MFD_RK8XX
help
If you say yes here you get support for the RK805, RK808, RK809,
RK817 and RK818 Power Management chips.
@@ -1196,6 +1201,20 @@ config MFD_RK808
through I2C interface. The device supports multiple sub-devices
including interrupts, RTC, LDO & DCDC regulators, and onkey.
+config MFD_RK8XX_SPI
+ tristate "Rockchip RK806 Power Management Chip"
+ depends on SPI && OF
+ select MFD_CORE
+ select REGMAP_SPI
+ select REGMAP_IRQ
+ select MFD_RK8XX
+ help
+ If you say yes here you get support for the RK806 Power Management
+ chip.
+ This driver provides common support for accessing the device
+ through an SPI interface. The device supports multiple sub-devices
+ including interrupts, LDO & DCDC regulators, and power on-key.
+
config MFD_RN5T618
tristate "Ricoh RN5T567/618 PMIC"
depends on I2C
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index 1d2392f06f78..4e666ef5b7fc 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -214,7 +214,9 @@ obj-$(CONFIG_MFD_PALMAS) += palmas.o
obj-$(CONFIG_MFD_VIPERBOARD) += viperboard.o
obj-$(CONFIG_MFD_NTXEC) += ntxec.o
obj-$(CONFIG_MFD_RC5T583) += rc5t583.o rc5t583-irq.o
-obj-$(CONFIG_MFD_RK808) += rk808.o
+obj-$(CONFIG_MFD_RK8XX) += rk8xx-core.o
+obj-$(CONFIG_MFD_RK8XX_I2C) += rk8xx-i2c.o
+obj-$(CONFIG_MFD_RK8XX_SPI) += rk8xx-spi.o
obj-$(CONFIG_MFD_RN5T618) += rn5t618.o
obj-$(CONFIG_MFD_SEC_CORE) += sec-core.o sec-irq.o
obj-$(CONFIG_MFD_SYSCON) += syscon.o
diff --git a/drivers/mfd/rk808.c b/drivers/mfd/rk8xx-core.c
index 0f22ef61e817..e8fc9e2ab1d0 100644
--- a/drivers/mfd/rk808.c
+++ b/drivers/mfd/rk8xx-core.c
@@ -1,18 +1,15 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
- * MFD core driver for Rockchip RK808/RK818
+ * MFD core driver for Rockchip RK8XX
*
* Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
+ * Copyright (C) 2016 PHYTEC Messtechnik GmbH
*
* Author: Chris Zhong <[email protected]>
* Author: Zhang Qing <[email protected]>
- *
- * Copyright (C) 2016 PHYTEC Messtechnik GmbH
- *
* Author: Wadim Egorov <[email protected]>
*/
-#include <linux/i2c.h>
#include <linux/interrupt.h>
#include <linux/mfd/rk808.h>
#include <linux/mfd/core.h>
@@ -27,92 +24,6 @@ struct rk808_reg_data {
int value;
};
-static bool rk808_is_volatile_reg(struct device *dev, unsigned int reg)
-{
- /*
- * Notes:
- * - Technically the ROUND_30s bit makes RTC_CTRL_REG volatile, but
- * we don't use that feature. It's better to cache.
- * - It's unlikely we care that RK808_DEVCTRL_REG is volatile since
- * bits are cleared in case when we shutoff anyway, but better safe.
- */
-
- switch (reg) {
- case RK808_SECONDS_REG ... RK808_WEEKS_REG:
- case RK808_RTC_STATUS_REG:
- case RK808_VB_MON_REG:
- case RK808_THERMAL_REG:
- case RK808_DCDC_UV_STS_REG:
- case RK808_LDO_UV_STS_REG:
- case RK808_DCDC_PG_REG:
- case RK808_LDO_PG_REG:
- case RK808_DEVCTRL_REG:
- case RK808_INT_STS_REG1:
- case RK808_INT_STS_REG2:
- return true;
- }
-
- return false;
-}
-
-static bool rk817_is_volatile_reg(struct device *dev, unsigned int reg)
-{
- /*
- * Notes:
- * - Technically the ROUND_30s bit makes RTC_CTRL_REG volatile, but
- * we don't use that feature. It's better to cache.
- */
-
- switch (reg) {
- case RK817_SECONDS_REG ... RK817_WEEKS_REG:
- case RK817_RTC_STATUS_REG:
- case RK817_CODEC_DTOP_LPT_SRST:
- case RK817_GAS_GAUGE_ADC_CONFIG0 ... RK817_GAS_GAUGE_CUR_ADC_K0:
- case RK817_PMIC_CHRG_STS:
- case RK817_PMIC_CHRG_OUT:
- case RK817_PMIC_CHRG_IN:
- case RK817_INT_STS_REG0:
- case RK817_INT_STS_REG1:
- case RK817_INT_STS_REG2:
- case RK817_SYS_STS:
- return true;
- }
-
- return false;
-}
-
-static const struct regmap_config rk818_regmap_config = {
- .reg_bits = 8,
- .val_bits = 8,
- .max_register = RK818_USB_CTRL_REG,
- .cache_type = REGCACHE_RBTREE,
- .volatile_reg = rk808_is_volatile_reg,
-};
-
-static const struct regmap_config rk805_regmap_config = {
- .reg_bits = 8,
- .val_bits = 8,
- .max_register = RK805_OFF_SOURCE_REG,
- .cache_type = REGCACHE_RBTREE,
- .volatile_reg = rk808_is_volatile_reg,
-};
-
-static const struct regmap_config rk808_regmap_config = {
- .reg_bits = 8,
- .val_bits = 8,
- .max_register = RK808_IO_POL_REG,
- .cache_type = REGCACHE_RBTREE,
- .volatile_reg = rk808_is_volatile_reg,
-};
-
-static const struct regmap_config rk817_regmap_config = {
- .reg_bits = 8,
- .val_bits = 8,
- .max_register = RK817_GPIO_INT_CFG,
- .cache_type = REGCACHE_NONE,
- .volatile_reg = rk817_is_volatile_reg,
-};
-
static const struct resource rtc_resources[] = {
DEFINE_RES_IRQ(RK808_IRQ_RTC_ALARM),
};
@@ -126,6 +37,11 @@ static const struct resource rk805_key_resources[] = {
DEFINE_RES_IRQ(RK805_IRQ_PWRON_FALL),
};
+static struct resource rk806_pwrkey_resources[] = {
+ DEFINE_RES_IRQ(RK806_IRQ_PWRON_FALL),
+ DEFINE_RES_IRQ(RK806_IRQ_PWRON_RISE),
+};
+
static const struct resource rk817_pwrkey_resources[] = {
DEFINE_RES_IRQ(RK817_IRQ_PWRON_RISE),
DEFINE_RES_IRQ(RK817_IRQ_PWRON_FALL),
@@ -153,6 +69,17 @@ static const struct mfd_cell rk805s[] = {
},
};
+static const struct mfd_cell rk806s[] = {
+ { .name = "rk805-pinctrl", .id = PLATFORM_DEVID_AUTO, },
+ { .name = "rk808-regulator", .id = PLATFORM_DEVID_AUTO, },
+ {
+ .name = "rk805-pwrkey",
+ .resources = rk806_pwrkey_resources,
+ .num_resources = ARRAY_SIZE(rk806_pwrkey_resources),
+ .id = PLATFORM_DEVID_AUTO,
+ },
+};
+
static const struct mfd_cell rk808s[] = {
{ .name = "rk808-clkout", .id = PLATFORM_DEVID_NONE, },
{ .name = "rk808-regulator", .id = PLATFORM_DEVID_NONE, },
@@ -212,6 +139,12 @@ static const struct rk808_reg_data rk805_pre_init_reg[] = {
{RK805_THERMAL_REG, TEMP_HOTDIE_MSK, TEMP115C},
};
+static const struct rk808_reg_data rk806_pre_init_reg[] = {
+ { RK806_GPIO_INT_CONFIG, RK806_INT_POL_MSK, RK806_INT_POL_L },
+ { RK806_SYS_CFG3, RK806_SLAVE_RESTART_FUN_MSK, RK806_SLAVE_RESTART_FUN_EN },
+ { RK806_SYS_OPTION, RK806_SYS_ENB2_2M_MSK, RK806_SYS_ENB2_2M_EN },
+};
+
static const struct rk808_reg_data rk808_pre_init_reg[] = {
{ RK808_BUCK3_CONFIG_REG, BUCK_ILMIN_MASK, BUCK_ILMIN_150MA },
{ RK808_BUCK4_CONFIG_REG, BUCK_ILMIN_MASK, BUCK_ILMIN_200MA },
@@ -362,6 +295,27 @@ static const struct regmap_irq rk805_irqs[] = {
},
};
+static const struct regmap_irq rk806_irqs[] = {
+ /* INT_STS0 IRQs */
+ REGMAP_IRQ_REG(RK806_IRQ_PWRON_FALL, 0, RK806_INT_STS_PWRON_FALL),
+ REGMAP_IRQ_REG(RK806_IRQ_PWRON_RISE, 0, RK806_INT_STS_PWRON_RISE),
+ REGMAP_IRQ_REG(RK806_IRQ_PWRON, 0, RK806_INT_STS_PWRON),
+ REGMAP_IRQ_REG(RK806_IRQ_PWRON_LP, 0, RK806_INT_STS_PWRON_LP),
+ REGMAP_IRQ_REG(RK806_IRQ_HOTDIE, 0, RK806_INT_STS_HOTDIE),
+ REGMAP_IRQ_REG(RK806_IRQ_VDC_RISE, 0, RK806_INT_STS_VDC_RISE),
+ REGMAP_IRQ_REG(RK806_IRQ_VDC_FALL, 0, RK806_INT_STS_VDC_FALL),
+ REGMAP_IRQ_REG(RK806_IRQ_VB_LO, 0, RK806_INT_STS_VB_LO),
+ /* INT_STS1 IRQs */
+ REGMAP_IRQ_REG(RK806_IRQ_REV0, 1, RK806_INT_STS_REV0),
+ REGMAP_IRQ_REG(RK806_IRQ_REV1, 1, RK806_INT_STS_REV1),
+ REGMAP_IRQ_REG(RK806_IRQ_REV2, 1, RK806_INT_STS_REV2),
+ REGMAP_IRQ_REG(RK806_IRQ_CRC_ERROR, 1, RK806_INT_STS_CRC_ERROR),
+ REGMAP_IRQ_REG(RK806_IRQ_SLP3_GPIO, 1, RK806_INT_STS_SLP3_GPIO),
+ REGMAP_IRQ_REG(RK806_IRQ_SLP2_GPIO, 1, RK806_INT_STS_SLP2_GPIO),
+ REGMAP_IRQ_REG(RK806_IRQ_SLP1_GPIO, 1, RK806_INT_STS_SLP1_GPIO),
+ REGMAP_IRQ_REG(RK806_IRQ_WDT, 1, RK806_INT_STS_WDT),
+};
+
static const struct regmap_irq rk808_irqs[] = {
/* INT_STS */
[RK808_IRQ_VOUT_LO] = {
@@ -512,6 +466,18 @@ static struct regmap_irq_chip rk805_irq_chip = {
.init_ack_masked = true,
};
+static struct regmap_irq_chip rk806_irq_chip = {
+ .name = "rk806",
+ .irqs = rk806_irqs,
+ .num_irqs = ARRAY_SIZE(rk806_irqs),
+ .num_regs = 2,
+ .irq_reg_stride = 2,
+ .mask_base = RK806_INT_MSK0,
+ .status_base = RK806_INT_STS0,
+ .ack_base = RK806_INT_STS0,
+ .init_ack_masked = true,
+};
+
static const struct regmap_irq_chip rk808_irq_chip = {
.name = "rk808",
.irqs = rk808_irqs,
@@ -548,13 +514,11 @@ static const struct regmap_irq_chip rk818_irq_chip = {
.init_ack_masked = true,
};
-static struct i2c_client *rk808_i2c_client;
-
-static void rk808_pm_power_off(void)
+static int rk808_power_off(struct sys_off_data *data)
{
+ struct rk808 *rk808 = data->cb_data;
int ret;
unsigned int reg, bit;
- struct rk808 *rk808 = i2c_get_clientdata(rk808_i2c_client);
switch (rk808->variant) {
case RK805_ID:
@@ -575,16 +539,18 @@ static void rk808_pm_power_off(void)
bit = DEV_OFF;
break;
default:
- return;
+ return NOTIFY_DONE;
}
ret = regmap_update_bits(rk808->regmap, reg, bit, bit);
if (ret)
- dev_err(&rk808_i2c_client->dev, "Failed to shutdown device!\n");
+ dev_err(rk808->dev, "Failed to shutdown device!\n");
+
+ return NOTIFY_DONE;
}
-static int rk808_restart_notify(struct notifier_block *this, unsigned long mode, void *cmd)
+static int rk808_restart(struct sys_off_data *data)
{
- struct rk808 *rk808 = i2c_get_clientdata(rk808_i2c_client);
+ struct rk808 *rk808 = data->cb_data;
unsigned int reg, bit;
int ret;
@@ -600,19 +566,14 @@ static int rk808_restart_notify(struct notifier_block *this, unsigned long mode,
}
ret = regmap_update_bits(rk808->regmap, reg, bit, bit);
if (ret)
- dev_err(&rk808_i2c_client->dev, "Failed to restart device!\n");
+ dev_err(rk808->dev, "Failed to restart device!\n");
return NOTIFY_DONE;
}
-static struct notifier_block rk808_restart_handler = {
- .notifier_call = rk808_restart_notify,
- .priority = 192,
-};
-
-static void rk8xx_shutdown(struct i2c_client *client)
+void rk8xx_shutdown(struct device *dev)
{
- struct rk808 *rk808 = i2c_get_clientdata(client);
+ struct rk808 *rk808 = dev_get_drvdata(dev);
int ret;
switch (rk808->variant) {
@@ -633,75 +594,47 @@ static void rk8xx_shutdown(struct i2c_client *client)
return;
}
if (ret)
- dev_warn(&client->dev,
+ dev_warn(dev,
"Cannot switch to power down function\n");
}
+EXPORT_SYMBOL_GPL(rk8xx_shutdown);
-static const struct of_device_id rk808_of_match[] = {
- { .compatible = "rockchip,rk805" },
- { .compatible = "rockchip,rk808" },
- { .compatible = "rockchip,rk809" },
- { .compatible = "rockchip,rk817" },
- { .compatible = "rockchip,rk818" },
- { },
-};
-MODULE_DEVICE_TABLE(of, rk808_of_match);
-
-static int rk808_probe(struct i2c_client *client)
+int rk8xx_probe(struct device *dev, int variant, unsigned int irq, struct regmap *regmap)
{
- struct device_node *np = client->dev.of_node;
struct rk808 *rk808;
const struct rk808_reg_data *pre_init_reg;
const struct mfd_cell *cells;
+ int dual_support = 0;
int nr_pre_init_regs;
int nr_cells;
- int msb, lsb;
- unsigned char pmic_id_msb, pmic_id_lsb;
int ret;
int i;
- rk808 = devm_kzalloc(&client->dev, sizeof(*rk808), GFP_KERNEL);
+ rk808 = devm_kzalloc(dev, sizeof(*rk808), GFP_KERNEL);
if (!rk808)
return -ENOMEM;
-
- if (of_device_is_compatible(np, "rockchip,rk817") ||
- of_device_is_compatible(np, "rockchip,rk809")) {
- pmic_id_msb = RK817_ID_MSB;
- pmic_id_lsb = RK817_ID_LSB;
- } else {
- pmic_id_msb = RK808_ID_MSB;
- pmic_id_lsb = RK808_ID_LSB;
- }
-
- /* Read chip variant */
- msb = i2c_smbus_read_byte_data(client, pmic_id_msb);
- if (msb < 0) {
- dev_err(&client->dev, "failed to read the chip id at 0x%x\n",
- RK808_ID_MSB);
- return msb;
- }
-
- lsb = i2c_smbus_read_byte_data(client, pmic_id_lsb);
- if (lsb < 0) {
- dev_err(&client->dev, "failed to read the chip id at 0x%x\n",
- RK808_ID_LSB);
- return lsb;
- }
-
- rk808->variant = ((msb << 8) | lsb) & RK8XX_ID_MSK;
- dev_info(&client->dev, "chip id: 0x%x\n", (unsigned int)rk808->variant);
+ rk808->dev = dev;
+ rk808->variant = variant;
+ rk808->regmap = regmap;
+ dev_set_drvdata(dev, rk808);
switch (rk808->variant) {
case RK805_ID:
- rk808->regmap_cfg = &rk805_regmap_config;
rk808->regmap_irq_chip = &rk805_irq_chip;
pre_init_reg = rk805_pre_init_reg;
nr_pre_init_regs = ARRAY_SIZE(rk805_pre_init_reg);
cells = rk805s;
nr_cells = ARRAY_SIZE(rk805s);
break;
+ case RK806_ID:
+ rk808->regmap_irq_chip = &rk806_irq_chip;
+ pre_init_reg = rk806_pre_init_reg;
+ nr_pre_init_regs = ARRAY_SIZE(rk806_pre_init_reg);
+ cells = rk806s;
+ nr_cells = ARRAY_SIZE(rk806s);
+ dual_support = IRQF_SHARED;
+ break;
case RK808_ID:
- rk808->regmap_cfg = &rk808_regmap_config;
rk808->regmap_irq_chip = &rk808_irq_chip;
pre_init_reg = rk808_pre_init_reg;
nr_pre_init_regs = ARRAY_SIZE(rk808_pre_init_reg);
@@ -709,7 +642,6 @@ static int rk808_probe(struct i2c_client *client)
nr_cells = ARRAY_SIZE(rk808s);
break;
case RK818_ID:
- rk808->regmap_cfg = &rk818_regmap_config;
rk808->regmap_irq_chip = &rk818_irq_chip;
pre_init_reg = rk818_pre_init_reg;
nr_pre_init_regs = ARRAY_SIZE(rk818_pre_init_reg);
@@ -718,7 +650,6 @@ static int rk808_probe(struct i2c_client *client)
break;
case RK809_ID:
case RK817_ID:
- rk808->regmap_cfg = &rk817_regmap_config;
rk808->regmap_irq_chip = &rk817_irq_chip;
pre_init_reg = rk817_pre_init_reg;
nr_pre_init_regs = ARRAY_SIZE(rk817_pre_init_reg);
@@ -726,97 +657,64 @@ static int rk808_probe(struct i2c_client *client)
nr_cells = ARRAY_SIZE(rk817s);
break;
default:
- dev_err(&client->dev, "Unsupported RK8XX ID %lu\n",
- rk808->variant);
+ dev_err(dev, "Unsupported RK8XX ID %lu\n", rk808->variant);
return -EINVAL;
}
- rk808->i2c = client;
- i2c_set_clientdata(client, rk808);
-
- rk808->regmap = devm_regmap_init_i2c(client, rk808->regmap_cfg);
- if (IS_ERR(rk808->regmap)) {
- dev_err(&client->dev, "regmap initialization failed\n");
- return PTR_ERR(rk808->regmap);
- }
-
- if (!client->irq) {
- dev_err(&client->dev, "No interrupt support, no core IRQ\n");
- return -EINVAL;
- }
+ if (!irq)
+ return dev_err_probe(dev, -EINVAL, "No interrupt support, no core IRQ\n");
- ret = regmap_add_irq_chip(rk808->regmap, client->irq,
- IRQF_ONESHOT, -1,
- rk808->regmap_irq_chip, &rk808->irq_data);
- if (ret) {
- dev_err(&client->dev, "Failed to add irq_chip %d\n", ret);
- return ret;
- }
+ ret = devm_regmap_add_irq_chip(dev, rk808->regmap, irq,
+ IRQF_ONESHOT | dual_support, -1,
+ rk808->regmap_irq_chip, &rk808->irq_data);
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to add irq_chip\n");
for (i = 0; i < nr_pre_init_regs; i++) {
ret = regmap_update_bits(rk808->regmap,
pre_init_reg[i].addr,
pre_init_reg[i].mask,
pre_init_reg[i].value);
- if (ret) {
- dev_err(&client->dev,
- "0x%x write err\n",
- pre_init_reg[i].addr);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "0x%x write err\n",
+ pre_init_reg[i].addr);
}
- ret = devm_mfd_add_devices(&client->dev, PLATFORM_DEVID_NONE,
- cells, nr_cells, NULL, 0,
+ ret = devm_mfd_add_devices(dev, 0, cells, nr_cells, NULL, 0,
regmap_irq_get_domain(rk808->irq_data));
- if (ret) {
- dev_err(&client->dev, "failed to add MFD devices %d\n", ret);
- goto err_irq;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "failed to add MFD devices\n");
- if (of_property_read_bool(np, "rockchip,system-power-controller")) {
- rk808_i2c_client = client;
- pm_power_off = rk808_pm_power_off;
+ if (device_property_read_bool(dev, "rockchip,system-power-controller")) {
+ ret = devm_register_sys_off_handler(dev,
+ SYS_OFF_MODE_POWER_OFF_PREPARE, SYS_OFF_PRIO_HIGH,
+ &rk808_power_off, rk808);
+ if (ret)
+ return dev_err_probe(dev, ret,
+ "failed to register poweroff handler\n");
switch (rk808->variant) {
case RK809_ID:
case RK817_ID:
- ret = register_restart_handler(&rk808_restart_handler);
+ ret = devm_register_sys_off_handler(dev,
+ SYS_OFF_MODE_RESTART, SYS_OFF_PRIO_HIGH,
+ &rk808_restart, rk808);
if (ret)
- dev_warn(&client->dev, "failed to register rst handler, %d\n", ret);
+ dev_warn(dev, "failed to register rst handler, %d\n", ret);
break;
default:
- dev_dbg(&client->dev, "pmic controlled board reset not supported\n");
+ dev_dbg(dev, "pmic controlled board reset not supported\n");
break;
}
}
return 0;
-
-err_irq:
- regmap_del_irq_chip(client->irq, rk808->irq_data);
- return ret;
}
+EXPORT_SYMBOL_GPL(rk8xx_probe);
-static void rk808_remove(struct i2c_client *client)
+int rk8xx_suspend(struct device *dev)
{
- struct rk808 *rk808 = i2c_get_clientdata(client);
-
- regmap_del_irq_chip(client->irq, rk808->irq_data);
-
- /**
- * pm_power_off may points to a function from another module.
- * Check if the pointer is set by us and only then overwrite it.
- */
- if (pm_power_off == rk808_pm_power_off)
- pm_power_off = NULL;
-
- unregister_restart_handler(&rk808_restart_handler);
-}
-
-static int __maybe_unused rk8xx_suspend(struct device *dev)
-{
- struct rk808 *rk808 = i2c_get_clientdata(to_i2c_client(dev));
+ struct rk808 *rk808 = dev_get_drvdata(dev);
int ret = 0;
switch (rk808->variant) {
@@ -839,10 +737,11 @@ static int __maybe_unused rk8xx_suspend(struct device *dev)
return ret;
}
+EXPORT_SYMBOL_GPL(rk8xx_suspend);
-static int __maybe_unused rk8xx_resume(struct device *dev)
+int rk8xx_resume(struct device *dev)
{
- struct rk808 *rk808 = i2c_get_clientdata(to_i2c_client(dev));
+ struct rk808 *rk808 = dev_get_drvdata(dev);
int ret = 0;
switch (rk808->variant) {
@@ -859,23 +758,10 @@ static int __maybe_unused rk8xx_resume(struct device *dev)
return ret;
}
-static SIMPLE_DEV_PM_OPS(rk8xx_pm_ops, rk8xx_suspend, rk8xx_resume);
-
-static struct i2c_driver rk808_i2c_driver = {
- .driver = {
- .name = "rk808",
- .of_match_table = rk808_of_match,
- .pm = &rk8xx_pm_ops,
- },
- .probe_new = rk808_probe,
- .remove = rk808_remove,
- .shutdown = rk8xx_shutdown,
-};
-
-module_i2c_driver(rk808_i2c_driver);
+EXPORT_SYMBOL_GPL(rk8xx_resume);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Chris Zhong <[email protected]>");
MODULE_AUTHOR("Zhang Qing <[email protected]>");
MODULE_AUTHOR("Wadim Egorov <[email protected]>");
-MODULE_DESCRIPTION("RK808/RK818 PMIC driver");
+MODULE_DESCRIPTION("RK8xx PMIC core");
diff --git a/drivers/mfd/rk8xx-i2c.c b/drivers/mfd/rk8xx-i2c.c
new file mode 100644
index 000000000000..2822bfa8a04a
--- /dev/null
+++ b/drivers/mfd/rk8xx-i2c.c
@@ -0,0 +1,185 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Rockchip RK808/RK818 Core (I2C) driver
+ *
+ * Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
+ * Copyright (C) 2016 PHYTEC Messtechnik GmbH
+ *
+ * Author: Chris Zhong <[email protected]>
+ * Author: Zhang Qing <[email protected]>
+ * Author: Wadim Egorov <[email protected]>
+ */
+
+#include <linux/i2c.h>
+#include <linux/mfd/rk808.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/regmap.h>
+
+struct rk8xx_i2c_platform_data {
+ const struct regmap_config *regmap_cfg;
+ int variant;
+};
+
+static bool rk808_is_volatile_reg(struct device *dev, unsigned int reg)
+{
+ /*
+ * Notes:
+ * - Technically the ROUND_30s bit makes RTC_CTRL_REG volatile, but
+ * we don't use that feature. It's better to cache.
+ * - It's unlikely we care that RK808_DEVCTRL_REG is volatile since
+ * bits are cleared in case when we shutoff anyway, but better safe.
+ */
+
+ switch (reg) {
+ case RK808_SECONDS_REG ... RK808_WEEKS_REG:
+ case RK808_RTC_STATUS_REG:
+ case RK808_VB_MON_REG:
+ case RK808_THERMAL_REG:
+ case RK808_DCDC_UV_STS_REG:
+ case RK808_LDO_UV_STS_REG:
+ case RK808_DCDC_PG_REG:
+ case RK808_LDO_PG_REG:
+ case RK808_DEVCTRL_REG:
+ case RK808_INT_STS_REG1:
+ case RK808_INT_STS_REG2:
+ return true;
+ }
+
+ return false;
+}
+
+static bool rk817_is_volatile_reg(struct device *dev, unsigned int reg)
+{
+ /*
+ * Notes:
+ * - Technically the ROUND_30s bit makes RTC_CTRL_REG volatile, but
+ * we don't use that feature. It's better to cache.
+ */
+
+ switch (reg) {
+ case RK817_SECONDS_REG ... RK817_WEEKS_REG:
+ case RK817_RTC_STATUS_REG:
+ case RK817_CODEC_DTOP_LPT_SRST:
+ case RK817_GAS_GAUGE_ADC_CONFIG0 ... RK817_GAS_GAUGE_CUR_ADC_K0:
+ case RK817_PMIC_CHRG_STS:
+ case RK817_PMIC_CHRG_OUT:
+ case RK817_PMIC_CHRG_IN:
+ case RK817_INT_STS_REG0:
+ case RK817_INT_STS_REG1:
+ case RK817_INT_STS_REG2:
+ case RK817_SYS_STS:
+ return true;
+ }
+
+ return false;
+}
+
+
+static const struct regmap_config rk818_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .max_register = RK818_USB_CTRL_REG,
+ .cache_type = REGCACHE_RBTREE,
+ .volatile_reg = rk808_is_volatile_reg,
+};
+
+static const struct regmap_config rk805_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .max_register = RK805_OFF_SOURCE_REG,
+ .cache_type = REGCACHE_RBTREE,
+ .volatile_reg = rk808_is_volatile_reg,
+};
+
+static const struct regmap_config rk808_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .max_register = RK808_IO_POL_REG,
+ .cache_type = REGCACHE_RBTREE,
+ .volatile_reg = rk808_is_volatile_reg,
+};
+
+static const struct regmap_config rk817_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .max_register = RK817_GPIO_INT_CFG,
+ .cache_type = REGCACHE_NONE,
+ .volatile_reg = rk817_is_volatile_reg,
+};
+
+static const struct rk8xx_i2c_platform_data rk805_data = {
+ .regmap_cfg = &rk805_regmap_config,
+ .variant = RK805_ID,
+};
+
+static const struct rk8xx_i2c_platform_data rk808_data = {
+ .regmap_cfg = &rk808_regmap_config,
+ .variant = RK808_ID,
+};
+
+static const struct rk8xx_i2c_platform_data rk809_data = {
+ .regmap_cfg = &rk817_regmap_config,
+ .variant = RK809_ID,
+};
+
+static const struct rk8xx_i2c_platform_data rk817_data = {
+ .regmap_cfg = &rk817_regmap_config,
+ .variant = RK817_ID,
+};
+
+static const struct rk8xx_i2c_platform_data rk818_data = {
+ .regmap_cfg = &rk818_regmap_config,
+ .variant = RK818_ID,
+};
+
+static int rk8xx_i2c_probe(struct i2c_client *client)
+{
+ const struct rk8xx_i2c_platform_data *data;
+ struct regmap *regmap;
+
+ data = device_get_match_data(&client->dev);
+ if (!data)
+ return -ENODEV;
+
+ regmap = devm_regmap_init_i2c(client, data->regmap_cfg);
+ if (IS_ERR(regmap))
+ return dev_err_probe(&client->dev, PTR_ERR(regmap),
+ "regmap initialization failed\n");
+
+ return rk8xx_probe(&client->dev, data->variant, client->irq, regmap);
+}
+
+static void rk8xx_i2c_shutdown(struct i2c_client *client)
+{
+ rk8xx_shutdown(&client->dev);
+}
+
+static SIMPLE_DEV_PM_OPS(rk8xx_i2c_pm_ops, rk8xx_suspend, rk8xx_resume);
+
+static const struct of_device_id rk8xx_i2c_of_match[] = {
+ { .compatible = "rockchip,rk805", .data = &rk805_data },
+ { .compatible = "rockchip,rk808", .data = &rk808_data },
+ { .compatible = "rockchip,rk809", .data = &rk809_data },
+ { .compatible = "rockchip,rk817", .data = &rk817_data },
+ { .compatible = "rockchip,rk818", .data = &rk818_data },
+ { },
+};
+MODULE_DEVICE_TABLE(of, rk8xx_i2c_of_match);
+
+static struct i2c_driver rk8xx_i2c_driver = {
+ .driver = {
+ .name = "rk8xx-i2c",
+ .of_match_table = rk8xx_i2c_of_match,
+ .pm = &rk8xx_i2c_pm_ops,
+ },
+ .probe_new = rk8xx_i2c_probe,
+ .shutdown = rk8xx_i2c_shutdown,
+};
+module_i2c_driver(rk8xx_i2c_driver);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Chris Zhong <[email protected]>");
+MODULE_AUTHOR("Zhang Qing <[email protected]>");
+MODULE_AUTHOR("Wadim Egorov <[email protected]>");
+MODULE_DESCRIPTION("RK8xx I2C PMIC driver");
diff --git a/drivers/mfd/rk8xx-spi.c b/drivers/mfd/rk8xx-spi.c
new file mode 100644
index 000000000000..fd137f38c2c4
--- /dev/null
+++ b/drivers/mfd/rk8xx-spi.c
@@ -0,0 +1,124 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Rockchip RK806 Core (SPI) driver
+ *
+ * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
+ * Copyright (c) 2023 Collabora Ltd.
+ *
+ * Author: Xu Shengfei <[email protected]>
+ * Author: Sebastian Reichel <[email protected]>
+ */
+
+#include <linux/interrupt.h>
+#include <linux/mfd/core.h>
+#include <linux/mfd/rk808.h>
+#include <linux/module.h>
+#include <linux/regmap.h>
+#include <linux/spi/spi.h>
+
+#define RK806_ADDR_SIZE 2
+#define RK806_CMD_WITH_SIZE(CMD, VALUE_BYTES) \
+ (RK806_CMD_##CMD | RK806_CMD_CRC_DIS | (VALUE_BYTES - 1))
+
+static const struct regmap_range rk806_volatile_ranges[] = {
+ regmap_reg_range(RK806_POWER_EN0, RK806_POWER_EN5),
+ regmap_reg_range(RK806_DVS_START_CTRL, RK806_INT_MSK1),
+};
+
+static const struct regmap_access_table rk806_volatile_table = {
+ .yes_ranges = rk806_volatile_ranges,
+ .n_yes_ranges = ARRAY_SIZE(rk806_volatile_ranges),
+};
+
+static const struct regmap_config rk806_regmap_config_spi = {
+ .reg_bits = 16,
+ .val_bits = 8,
+ .max_register = RK806_BUCK_RSERVE_REG5,
+ .cache_type = REGCACHE_RBTREE,
+ .volatile_table = &rk806_volatile_table,
+};
+
+static int rk806_spi_bus_write(void *context, const void *vdata, size_t count)
+{
+ struct device *dev = context;
+ struct spi_device *spi = to_spi_device(dev);
+ struct spi_transfer xfer[2] = { 0 };
+ /* data and thus count includes the register address */
+ size_t val_size = count - RK806_ADDR_SIZE;
+ char cmd;
+
+ if (val_size < 1 || val_size > (RK806_CMD_LEN_MSK + 1))
+ return -EINVAL;
+
+ cmd = RK806_CMD_WITH_SIZE(WRITE, val_size);
+
+ xfer[0].tx_buf = &cmd;
+ xfer[0].len = sizeof(cmd);
+ xfer[1].tx_buf = vdata;
+ xfer[1].len = count;
+
+ return spi_sync_transfer(spi, xfer, ARRAY_SIZE(xfer));
+}
+
+static int rk806_spi_bus_read(void *context, const void *vreg, size_t reg_size,
+ void *val, size_t val_size)
+{
+ struct device *dev = context;
+ struct spi_device *spi = to_spi_device(dev);
+ char txbuf[3] = { 0 };
+
+ if (reg_size != RK806_ADDR_SIZE ||
+ val_size < 1 || val_size > (RK806_CMD_LEN_MSK + 1))
+ return -EINVAL;
+
+ /* TX buffer contains command byte followed by two address bytes */
+ txbuf[0] = RK806_CMD_WITH_SIZE(READ, val_size);
+ memcpy(txbuf+1, vreg, reg_size);
+
+ return spi_write_then_read(spi, txbuf, sizeof(txbuf), val, val_size);
+}
+
+static const struct regmap_bus rk806_regmap_bus_spi = {
+ .write = rk806_spi_bus_write,
+ .read = rk806_spi_bus_read,
+ .reg_format_endian_default = REGMAP_ENDIAN_LITTLE,
+};
+
+static int rk8xx_spi_probe(struct spi_device *spi)
+{
+ struct regmap *regmap;
+
+ regmap = devm_regmap_init(&spi->dev, &rk806_regmap_bus_spi,
+ &spi->dev, &rk806_regmap_config_spi);
+ if (IS_ERR(regmap))
+ return dev_err_probe(&spi->dev, PTR_ERR(regmap),
+ "Failed to init regmap\n");
+
+ return rk8xx_probe(&spi->dev, RK806_ID, spi->irq, regmap);
+}
+
+static const struct of_device_id rk8xx_spi_of_match[] = {
+ { .compatible = "rockchip,rk806", },
+ { }
+};
+MODULE_DEVICE_TABLE(of, rk8xx_spi_of_match);
+
+static const struct spi_device_id rk8xx_spi_id_table[] = {
+ { "rk806", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(spi, rk8xx_spi_id_table);
+
+static struct spi_driver rk8xx_spi_driver = {
+ .driver = {
+ .name = "rk8xx-spi",
+ .of_match_table = rk8xx_spi_of_match,
+ },
+ .probe = rk8xx_spi_probe,
+ .id_table = rk8xx_spi_id_table,
+};
+module_spi_driver(rk8xx_spi_driver);
+
+MODULE_AUTHOR("Xu Shengfei <[email protected]>");
+MODULE_DESCRIPTION("RK8xx SPI PMIC driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index 5787c579dcf6..77ff9a641aeb 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -407,7 +407,7 @@ config PINCTRL_PISTACHIO
config PINCTRL_RK805
tristate "Pinctrl and GPIO driver for RK805 PMIC"
- depends on MFD_RK808
+ depends on MFD_RK8XX
select GPIOLIB
select PINMUX
select GENERIC_PINCONF
diff --git a/drivers/pinctrl/pinctrl-rk805.c b/drivers/pinctrl/pinctrl-rk805.c
index 7c1f7408fb9a..2639a9ee82cd 100644
--- a/drivers/pinctrl/pinctrl-rk805.c
+++ b/drivers/pinctrl/pinctrl-rk805.c
@@ -1,10 +1,12 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * Pinctrl driver for Rockchip RK805 PMIC
+ * Pinctrl driver for Rockchip RK805/RK806 PMIC
*
* Copyright (c) 2017, Fuzhou Rockchip Electronics Co., Ltd
+ * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
*
* Author: Joseph Chen <[email protected]>
+ * Author: Xu Shengfei <[email protected]>
*
* Based on the pinctrl-as3722 driver
*/
@@ -44,6 +46,7 @@ struct rk805_pin_group {
/*
* @reg: gpio setting register;
+ * @fun_reg: functions select register;
* @fun_mask: functions select mask value, when set is gpio;
* @dir_mask: input or output mask value, when set is output, otherwise input;
* @val_mask: gpio set value, when set is level high, otherwise low;
@@ -56,6 +59,7 @@ struct rk805_pin_group {
*/
struct rk805_pin_config {
u8 reg;
+ u8 fun_reg;
u8 fun_msk;
u8 dir_msk;
u8 val_msk;
@@ -80,22 +84,50 @@ enum rk805_pinmux_option {
RK805_PINMUX_GPIO,
};
+enum rk806_pinmux_option {
+ RK806_PINMUX_FUN0 = 0,
+ RK806_PINMUX_FUN1,
+ RK806_PINMUX_FUN2,
+ RK806_PINMUX_FUN3,
+ RK806_PINMUX_FUN4,
+ RK806_PINMUX_FUN5,
+};
+
enum {
RK805_GPIO0,
RK805_GPIO1,
};
+enum {
+ RK806_GPIO_DVS1,
+ RK806_GPIO_DVS2,
+ RK806_GPIO_DVS3
+};
+
static const char *const rk805_gpio_groups[] = {
"gpio0",
"gpio1",
};
+static const char *const rk806_gpio_groups[] = {
+ "gpio_pwrctrl1",
+ "gpio_pwrctrl2",
+ "gpio_pwrctrl3",
+};
+
/* RK805: 2 output only GPIOs */
static const struct pinctrl_pin_desc rk805_pins_desc[] = {
PINCTRL_PIN(RK805_GPIO0, "gpio0"),
PINCTRL_PIN(RK805_GPIO1, "gpio1"),
};
+/* RK806 */
+static const struct pinctrl_pin_desc rk806_pins_desc[] = {
+ PINCTRL_PIN(RK806_GPIO_DVS1, "gpio_pwrctrl1"),
+ PINCTRL_PIN(RK806_GPIO_DVS2, "gpio_pwrctrl2"),
+ PINCTRL_PIN(RK806_GPIO_DVS3, "gpio_pwrctrl3"),
+};
+
static const struct rk805_pin_function rk805_pin_functions[] = {
{
.name = "gpio",
@@ -105,6 +137,45 @@ static const struct rk805_pin_function rk805_pin_functions[] = {
},
};
+static const struct rk805_pin_function rk806_pin_functions[] = {
+ {
+ .name = "pin_fun0",
+ .groups = rk806_gpio_groups,
+ .ngroups = ARRAY_SIZE(rk806_gpio_groups),
+ .mux_option = RK806_PINMUX_FUN0,
+ },
+ {
+ .name = "pin_fun1",
+ .groups = rk806_gpio_groups,
+ .ngroups = ARRAY_SIZE(rk806_gpio_groups),
+ .mux_option = RK806_PINMUX_FUN1,
+ },
+ {
+ .name = "pin_fun2",
+ .groups = rk806_gpio_groups,
+ .ngroups = ARRAY_SIZE(rk806_gpio_groups),
+ .mux_option = RK806_PINMUX_FUN2,
+ },
+ {
+ .name = "pin_fun3",
+ .groups = rk806_gpio_groups,
+ .ngroups = ARRAY_SIZE(rk806_gpio_groups),
+ .mux_option = RK806_PINMUX_FUN3,
+ },
+ {
+ .name = "pin_fun4",
+ .groups = rk806_gpio_groups,
+ .ngroups = ARRAY_SIZE(rk806_gpio_groups),
+ .mux_option = RK806_PINMUX_FUN4,
+ },
+ {
+ .name = "pin_fun5",
+ .groups = rk806_gpio_groups,
+ .ngroups = ARRAY_SIZE(rk806_gpio_groups),
+ .mux_option = RK806_PINMUX_FUN5,
+ },
+};
+
static const struct rk805_pin_group rk805_pin_groups[] = {
{
.name = "gpio0",
@@ -118,6 +189,24 @@ static const struct rk805_pin_group rk805_pin_groups[] = {
},
};
+static const struct rk805_pin_group rk806_pin_groups[] = {
+ {
+ .name = "gpio_pwrctrl1",
+ .pins = { RK806_GPIO_DVS1 },
+ .npins = 1,
+ },
+ {
+ .name = "gpio_pwrctrl2",
+ .pins = { RK806_GPIO_DVS2 },
+ .npins = 1,
+ },
+ {
+ .name = "gpio_pwrctrl3",
+ .pins = { RK806_GPIO_DVS3 },
+ .npins = 1,
+ }
+};
+
#define RK805_GPIO0_VAL_MSK BIT(0)
#define RK805_GPIO1_VAL_MSK BIT(1)
@@ -132,6 +221,40 @@ static const struct rk805_pin_config rk805_gpio_cfgs[] = {
},
};
+#define RK806_PWRCTRL1_DR BIT(0)
+#define RK806_PWRCTRL2_DR BIT(1)
+#define RK806_PWRCTRL3_DR BIT(2)
+#define RK806_PWRCTRL1_DATA BIT(4)
+#define RK806_PWRCTRL2_DATA BIT(5)
+#define RK806_PWRCTRL3_DATA BIT(6)
+#define RK806_PWRCTRL1_FUN GENMASK(2, 0)
+#define RK806_PWRCTRL2_FUN GENMASK(6, 4)
+#define RK806_PWRCTRL3_FUN GENMASK(2, 0)
+
+static struct rk805_pin_config rk806_gpio_cfgs[] = {
+ {
+ .fun_reg = RK806_SLEEP_CONFIG0,
+ .fun_msk = RK806_PWRCTRL1_FUN,
+ .reg = RK806_SLEEP_GPIO,
+ .val_msk = RK806_PWRCTRL1_DATA,
+ .dir_msk = RK806_PWRCTRL1_DR,
+ },
+ {
+ .fun_reg = RK806_SLEEP_CONFIG0,
+ .fun_msk = RK806_PWRCTRL2_FUN,
+ .reg = RK806_SLEEP_GPIO,
+ .val_msk = RK806_PWRCTRL2_DATA,
+ .dir_msk = RK806_PWRCTRL2_DR,
+ },
+ {
+ .fun_reg = RK806_SLEEP_CONFIG1,
+ .fun_msk = RK806_PWRCTRL3_FUN,
+ .reg = RK806_SLEEP_GPIO,
+ .val_msk = RK806_PWRCTRL3_DATA,
+ .dir_msk = RK806_PWRCTRL3_DR,
+ }
+};
+
/* generic gpio chip */
static int rk805_gpio_get(struct gpio_chip *chip, unsigned int offset)
{
@@ -289,19 +412,13 @@ static int _rk805_pinctrl_set_mux(struct pinctrl_dev *pctldev,
if (!pci->pin_cfg[offset].fun_msk)
return 0;
- if (mux == RK805_PINMUX_GPIO) {
- ret = regmap_update_bits(pci->rk808->regmap,
- pci->pin_cfg[offset].reg,
- pci->pin_cfg[offset].fun_msk,
- pci->pin_cfg[offset].fun_msk);
- if (ret) {
- dev_err(pci->dev, "set gpio%d GPIO failed\n", offset);
- return ret;
- }
- } else {
- dev_err(pci->dev, "Couldn't find function mux %d\n", mux);
- return -EINVAL;
- }
+ mux <<= ffs(pci->pin_cfg[offset].fun_msk) - 1;
+ ret = regmap_update_bits(pci->rk808->regmap,
+ pci->pin_cfg[offset].fun_reg,
+ pci->pin_cfg[offset].fun_msk, mux);
+
+ if (ret)
+ dev_err(pci->dev, "set gpio%d func%d failed\n", offset, mux);
return 0;
}
@@ -317,6 +434,22 @@ static int rk805_pinctrl_set_mux(struct pinctrl_dev *pctldev,
return _rk805_pinctrl_set_mux(pctldev, offset, mux);
}
+static int rk805_pinctrl_gpio_request_enable(struct pinctrl_dev *pctldev,
+ struct pinctrl_gpio_range *range,
+ unsigned int offset)
+{
+ struct rk805_pctrl_info *pci = pinctrl_dev_get_drvdata(pctldev);
+
+ switch (pci->rk808->variant) {
+ case RK805_ID:
+ return _rk805_pinctrl_set_mux(pctldev, offset, RK805_PINMUX_GPIO);
+ case RK806_ID:
+ return _rk805_pinctrl_set_mux(pctldev, offset, RK806_PINMUX_FUN5);
+ }
+
+ return -ENOTSUPP;
+}
+
static int rk805_pmx_gpio_set_direction(struct pinctrl_dev *pctldev,
struct pinctrl_gpio_range *range,
unsigned int offset, bool input)
@@ -324,13 +457,6 @@ static int rk805_pmx_gpio_set_direction(struct pinctrl_dev *pctldev,
struct rk805_pctrl_info *pci = pinctrl_dev_get_drvdata(pctldev);
int ret;
- /* switch to gpio function */
- ret = _rk805_pinctrl_set_mux(pctldev, offset, RK805_PINMUX_GPIO);
- if (ret) {
- dev_err(pci->dev, "set gpio%d mux failed\n", offset);
- return ret;
- }
-
/* set direction */
if (!pci->pin_cfg[offset].dir_msk)
return 0;
@@ -352,6 +478,7 @@ static const struct pinmux_ops rk805_pinmux_ops = {
.get_function_name = rk805_pinctrl_get_func_name,
.get_function_groups = rk805_pinctrl_get_func_groups,
.set_mux = rk805_pinctrl_set_mux,
+ .gpio_request_enable = rk805_pinctrl_gpio_request_enable,
.gpio_set_direction = rk805_pmx_gpio_set_direction,
};
@@ -364,6 +491,7 @@ static int rk805_pinconf_get(struct pinctrl_dev *pctldev,
switch (param) {
case PIN_CONFIG_OUTPUT:
+ case PIN_CONFIG_INPUT_ENABLE:
arg = rk805_gpio_get(&pci->gpio_chip, pin);
break;
default:
@@ -393,6 +521,12 @@ static int rk805_pinconf_set(struct pinctrl_dev *pctldev,
rk805_gpio_set(&pci->gpio_chip, pin, arg);
rk805_pmx_gpio_set_direction(pctldev, NULL, pin, false);
break;
+ case PIN_CONFIG_INPUT_ENABLE:
+ if (pci->rk808->variant != RK805_ID && arg) {
+ rk805_pmx_gpio_set_direction(pctldev, NULL, pin, true);
+ break;
+ }
+ fallthrough;
default:
dev_err(pci->dev, "Properties not supported\n");
return -ENOTSUPP;
@@ -448,6 +582,18 @@ static int rk805_pinctrl_probe(struct platform_device *pdev)
pci->pin_cfg = rk805_gpio_cfgs;
pci->gpio_chip.ngpio = ARRAY_SIZE(rk805_gpio_cfgs);
break;
+ case RK806_ID:
+ pci->pins = rk806_pins_desc;
+ pci->num_pins = ARRAY_SIZE(rk806_pins_desc);
+ pci->functions = rk806_pin_functions;
+ pci->num_functions = ARRAY_SIZE(rk806_pin_functions);
+ pci->groups = rk806_pin_groups;
+ pci->num_pin_groups = ARRAY_SIZE(rk806_pin_groups);
+ pci->pinctrl_desc.pins = rk806_pins_desc;
+ pci->pinctrl_desc.npins = ARRAY_SIZE(rk806_pins_desc);
+ pci->pin_cfg = rk806_gpio_cfgs;
+ pci->gpio_chip.ngpio = ARRAY_SIZE(rk806_gpio_cfgs);
+ break;
default:
dev_err(&pdev->dev, "unsupported RK805 ID %lu\n",
pci->rk808->variant);
@@ -488,5 +634,6 @@ static struct platform_driver rk805_pinctrl_driver = {
module_platform_driver(rk805_pinctrl_driver);
MODULE_DESCRIPTION("RK805 pin control and GPIO driver");
+MODULE_AUTHOR("Xu Shengfei <[email protected]>");
MODULE_AUTHOR("Joseph Chen <[email protected]>");
MODULE_LICENSE("GPL v2");
diff --git a/drivers/power/supply/Kconfig b/drivers/power/supply/Kconfig
index c78be9f322e6..4a5e8e1d1237 100644
--- a/drivers/power/supply/Kconfig
+++ b/drivers/power/supply/Kconfig
@@ -706,7 +706,7 @@ config CHARGER_BQ256XX
config CHARGER_RK817
tristate "Rockchip RK817 PMIC Battery Charger"
- depends on MFD_RK808
+ depends on MFD_RK8XX
help
Say Y to include support for Rockchip RK817 Battery Charger.
diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig
index 76918f8d3a16..7bbaf5991268 100644
--- a/drivers/regulator/Kconfig
+++ b/drivers/regulator/Kconfig
@@ -1056,7 +1056,7 @@ config REGULATOR_RC5T583
config REGULATOR_RK808
tristate "Rockchip RK805/RK808/RK809/RK817/RK818 Power regulators"
- depends on MFD_RK808
+ depends on MFD_RK8XX
help
Select this option to enable the power regulator of ROCKCHIP
PMIC RK805,RK809&RK817,RK808 and RK818.
diff --git a/drivers/regulator/helpers.c b/drivers/regulator/helpers.c
index ad2237a95572..586f42e378ee 100644
--- a/drivers/regulator/helpers.c
+++ b/drivers/regulator/helpers.c
@@ -902,8 +902,21 @@ bool regulator_is_equal(struct regulator *reg1, struct regulator *reg2)
}
EXPORT_SYMBOL_GPL(regulator_is_equal);
-static int find_closest_bigger(unsigned int target, const unsigned int *table,
- unsigned int num_sel, unsigned int *sel)
+/**
+ * regulator_find_closest_bigger - helper to find offset in ramp delay table
+ *
+ * @target: targeted ramp_delay
+ * @table: table with supported ramp delays
+ * @num_sel: number of entries in the table
+ * @sel: Pointer to store table offset
+ *
+ * This is the internal helper used by regulator_set_ramp_delay_regmap to
+ * map ramp delay to register value. It should only be used directly if
+ * regulator_set_ramp_delay_regmap cannot handle a specific device setup
+ * (e.g. because the value is split over multiple registers).
+ */
+int regulator_find_closest_bigger(unsigned int target, const unsigned int *table,
+ unsigned int num_sel, unsigned int *sel)
{
unsigned int s, tmp, max, maxsel = 0;
bool found = false;
@@ -933,6 +946,7 @@ static int find_closest_bigger(unsigned int target, const unsigned int *table,
return 0;
}
+EXPORT_SYMBOL_GPL(regulator_find_closest_bigger);
/**
* regulator_set_ramp_delay_regmap - set_ramp_delay() helper
@@ -951,8 +965,8 @@ int regulator_set_ramp_delay_regmap(struct regulator_dev *rdev, int ramp_delay)
if (WARN_ON(!rdev->desc->n_ramp_values || !rdev->desc->ramp_delay_table))
return -EINVAL;
- ret = find_closest_bigger(ramp_delay, rdev->desc->ramp_delay_table,
- rdev->desc->n_ramp_values, &sel);
+ ret = regulator_find_closest_bigger(ramp_delay, rdev->desc->ramp_delay_table,
+ rdev->desc->n_ramp_values, &sel);
if (ret) {
dev_warn(rdev_get_dev(rdev),
diff --git a/drivers/regulator/rk808-regulator.c b/drivers/regulator/rk808-regulator.c
index 3637e81654a8..460525ed006c 100644
--- a/drivers/regulator/rk808-regulator.c
+++ b/drivers/regulator/rk808-regulator.c
@@ -3,9 +3,11 @@
* Regulator driver for Rockchip RK805/RK808/RK818
*
* Copyright (c) 2014, Fuzhou Rockchip Electronics Co., Ltd
+ * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
*
* Author: Chris Zhong <[email protected]>
* Author: Zhang Qing <[email protected]>
+ * Author: Xu Shengfei <[email protected]>
*
* Copyright (C) 2016 PHYTEC Messtechnik GmbH
*
@@ -39,6 +41,13 @@
#define RK818_LDO3_ON_VSEL_MASK 0xf
#define RK818_BOOST_ON_VSEL_MASK 0xe0
+#define RK806_DCDC_SLP_REG_OFFSET 0x0A
+#define RK806_NLDO_SLP_REG_OFFSET 0x05
+#define RK806_PLDO_SLP_REG_OFFSET 0x06
+
+#define RK806_BUCK_SEL_CNT 0xff
+#define RK806_LDO_SEL_CNT 0xff
+
/* Ramp rate definitions for buck1 / buck2 only */
#define RK808_RAMP_RATE_OFFSET 3
#define RK808_RAMP_RATE_MASK (3 << RK808_RAMP_RATE_OFFSET)
@@ -117,6 +126,34 @@
RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \
_vmask, _ereg, _emask, 0, 0, _etime, &rk805_reg_ops)
+#define RK806_REGULATOR(_name, _supply_name, _id, _ops,\
+ _n_voltages, _vr, _er, _lr, ctrl_bit,\
+ _rr, _rm, _rt)\
+[_id] = {\
+ .name = _name,\
+ .supply_name = _supply_name,\
+ .of_match = of_match_ptr(_name),\
+ .regulators_node = of_match_ptr("regulators"),\
+ .id = _id,\
+ .ops = &_ops,\
+ .type = REGULATOR_VOLTAGE,\
+ .n_voltages = _n_voltages,\
+ .linear_ranges = _lr,\
+ .n_linear_ranges = ARRAY_SIZE(_lr),\
+ .vsel_reg = _vr,\
+ .vsel_mask = 0xff,\
+ .enable_reg = _er,\
+ .enable_mask = ENABLE_MASK(ctrl_bit),\
+ .enable_val = ENABLE_MASK(ctrl_bit),\
+ .disable_val = DISABLE_VAL(ctrl_bit),\
+ .of_map_mode = rk8xx_regulator_of_map_mode,\
+ .ramp_reg = _rr,\
+ .ramp_mask = _rm,\
+ .ramp_delay_table = _rt, \
+ .n_ramp_values = ARRAY_SIZE(_rt), \
+ .owner = THIS_MODULE,\
+ }
+
#define RK8XX_DESC(_id, _match, _supply, _min, _max, _step, _vreg, \
_vmask, _ereg, _emask, _etime) \
RK8XX_DESC_COM(_id, _match, _supply, _min, _max, _step, _vreg, \
@@ -153,6 +190,17 @@
RKXX_DESC_SWITCH_COM(_id, _match, _supply, _ereg, _emask, \
0, 0, &rk808_switch_ops)
+struct rk8xx_register_bit {
+ u8 reg;
+ u8 bit;
+};
+
+#define RK8XX_REG_BIT(_reg, _bit) \
+ { \
+ .reg = _reg, \
+ .bit = BIT(_bit), \
+ }
+
struct rk808_regulator_data {
struct gpio_desc *dvs_gpio[2];
};
@@ -216,6 +264,133 @@ static const unsigned int rk817_buck1_4_ramp_table[] = {
3000, 6300, 12500, 25000
};
+static int rk806_set_mode_dcdc(struct regulator_dev *rdev, unsigned int mode)
+{
+ int rid = rdev_get_id(rdev);
+ int ctr_bit, reg;
+
+ reg = RK806_POWER_FPWM_EN0 + rid / 8;
+ ctr_bit = rid % 8;
+
+ switch (mode) {
+ case REGULATOR_MODE_FAST:
+ return regmap_update_bits(rdev->regmap, reg,
+ PWM_MODE_MSK << ctr_bit,
+ FPWM_MODE << ctr_bit);
+ case REGULATOR_MODE_NORMAL:
+ return regmap_update_bits(rdev->regmap, reg,
+ PWM_MODE_MSK << ctr_bit,
+ AUTO_PWM_MODE << ctr_bit);
+ default:
+ dev_err(rdev_get_dev(rdev), "mode unsupported: %u\n", mode);
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static unsigned int rk806_get_mode_dcdc(struct regulator_dev *rdev)
+{
+ int rid = rdev_get_id(rdev);
+ int ctr_bit, reg;
+ unsigned int val;
+ int err;
+
+ reg = RK806_POWER_FPWM_EN0 + rid / 8;
+ ctr_bit = rid % 8;
+
+ err = regmap_read(rdev->regmap, reg, &val);
+ if (err)
+ return err;
+
+ if ((val >> ctr_bit) & FPWM_MODE)
+ return REGULATOR_MODE_FAST;
+ else
+ return REGULATOR_MODE_NORMAL;
+}
+
+static const struct rk8xx_register_bit rk806_dcdc_rate2[] = {
+ RK8XX_REG_BIT(0xEB, 0),
+ RK8XX_REG_BIT(0xEB, 1),
+ RK8XX_REG_BIT(0xEB, 2),
+ RK8XX_REG_BIT(0xEB, 3),
+ RK8XX_REG_BIT(0xEB, 4),
+ RK8XX_REG_BIT(0xEB, 5),
+ RK8XX_REG_BIT(0xEB, 6),
+ RK8XX_REG_BIT(0xEB, 7),
+ RK8XX_REG_BIT(0xEA, 0),
+ RK8XX_REG_BIT(0xEA, 1),
+};
+
+static const unsigned int rk806_ramp_delay_table_dcdc[] = {
+ 50000, 25000, 12500, 6250, 3125, 1560, 961, 390
+};
+
+static int rk806_set_ramp_delay_dcdc(struct regulator_dev *rdev, int ramp_delay)
+{
+ int rid = rdev_get_id(rdev);
+ int regval, ramp_value, ret;
+
+ ret = regulator_find_closest_bigger(ramp_delay, rdev->desc->ramp_delay_table,
+ rdev->desc->n_ramp_values, &ramp_value);
+ if (ret) {
+ dev_warn(rdev_get_dev(rdev),
+ "Can't set ramp-delay %u, setting %u\n", ramp_delay,
+ rdev->desc->ramp_delay_table[ramp_value]);
+ }
+
+ regval = ramp_value << (ffs(rdev->desc->ramp_mask) - 1);
+
+ ret = regmap_update_bits(rdev->regmap, rdev->desc->ramp_reg,
+ rdev->desc->ramp_mask, regval);
+ if (ret)
+ return ret;
+
+ /*
+ * The above is effectively a copy of regulator_set_ramp_delay_regmap(),
+ * but that only stores the lower 2 bits for rk806 DCDC ramp. The MSB must
+ * be stored in a separate register, so this open codes the implementation
+ * to have access to the ramp_value.
+ */
+
+ regval = (ramp_value >> 2) & 0x1 ? rk806_dcdc_rate2[rid].bit : 0;
+ return regmap_update_bits(rdev->regmap, rk806_dcdc_rate2[rid].reg,
+ rk806_dcdc_rate2[rid].bit,
+ regval);
+}
+
+static const unsigned int rk806_ramp_delay_table_ldo[] = {
+ 100000, 50000, 25000, 12500, 6280, 3120, 1900, 780
+};
+
+static int rk806_set_suspend_voltage_range(struct regulator_dev *rdev, int reg_offset, int uv)
+{
+ int sel = regulator_map_voltage_linear_range(rdev, uv, uv);
+ unsigned int reg;
+
+ if (sel < 0)
+ return -EINVAL;
+
+ reg = rdev->desc->vsel_reg + reg_offset;
+
+ return regmap_update_bits(rdev->regmap, reg, rdev->desc->vsel_mask, sel);
+}
+
+static int rk806_set_suspend_voltage_range_dcdc(struct regulator_dev *rdev, int uv)
+{
+ return rk806_set_suspend_voltage_range(rdev, RK806_DCDC_SLP_REG_OFFSET, uv);
+}
+
+static int rk806_set_suspend_voltage_range_nldo(struct regulator_dev *rdev, int uv)
+{
+ return rk806_set_suspend_voltage_range(rdev, RK806_NLDO_SLP_REG_OFFSET, uv);
+}
+
+static int rk806_set_suspend_voltage_range_pldo(struct regulator_dev *rdev, int uv)
+{
+ return rk806_set_suspend_voltage_range(rdev, RK806_PLDO_SLP_REG_OFFSET, uv);
+}
+
static int rk808_buck1_2_get_voltage_sel_regmap(struct regulator_dev *rdev)
{
struct rk808_regulator_data *pdata = rdev_get_drvdata(rdev);
@@ -393,6 +568,47 @@ static int rk805_set_suspend_disable(struct regulator_dev *rdev)
0);
}
+static const struct rk8xx_register_bit rk806_suspend_bits[] = {
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN0, 0),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN0, 1),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN0, 2),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN0, 3),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN0, 4),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN0, 5),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN0, 6),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN0, 7),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN1, 6),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN1, 7),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN1, 0),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN1, 1),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN1, 2),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN1, 3),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN1, 4),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN2, 1),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN2, 2),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN2, 3),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN2, 4),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN2, 5),
+ RK8XX_REG_BIT(RK806_POWER_SLP_EN2, 0),
+};
+
+static int rk806_set_suspend_enable(struct regulator_dev *rdev)
+{
+ int rid = rdev_get_id(rdev);
+
+ return regmap_update_bits(rdev->regmap, rk806_suspend_bits[rid].reg,
+ rk806_suspend_bits[rid].bit,
+ rk806_suspend_bits[rid].bit);
+}
+
+static int rk806_set_suspend_disable(struct regulator_dev *rdev)
+{
+ int rid = rdev_get_id(rdev);
+
+ return regmap_update_bits(rdev->regmap, rk806_suspend_bits[rid].reg,
+ rk806_suspend_bits[rid].bit, 0);
+}
+
static int rk808_set_suspend_enable(struct regulator_dev *rdev)
{
unsigned int reg;
@@ -561,6 +777,64 @@ static const struct regulator_ops rk805_switch_ops = {
.set_suspend_disable = rk805_set_suspend_disable,
};
+static const struct regulator_ops rk806_ops_dcdc = {
+ .list_voltage = regulator_list_voltage_linear_range,
+ .map_voltage = regulator_map_voltage_linear_range,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .set_voltage_time_sel = regulator_set_voltage_time_sel,
+ .set_mode = rk806_set_mode_dcdc,
+ .get_mode = rk806_get_mode_dcdc,
+
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .is_enabled = rk8xx_is_enabled_wmsk_regmap,
+
+ .set_suspend_mode = rk806_set_mode_dcdc,
+ .set_ramp_delay = rk806_set_ramp_delay_dcdc,
+
+ .set_suspend_voltage = rk806_set_suspend_voltage_range_dcdc,
+ .set_suspend_enable = rk806_set_suspend_enable,
+ .set_suspend_disable = rk806_set_suspend_disable,
+};
+
+static const struct regulator_ops rk806_ops_nldo = {
+ .list_voltage = regulator_list_voltage_linear_range,
+ .map_voltage = regulator_map_voltage_linear_range,
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .set_voltage_time_sel = regulator_set_voltage_time_sel,
+
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .is_enabled = regulator_is_enabled_regmap,
+
+ .set_ramp_delay = regulator_set_ramp_delay_regmap,
+
+ .set_suspend_voltage = rk806_set_suspend_voltage_range_nldo,
+ .set_suspend_enable = rk806_set_suspend_enable,
+ .set_suspend_disable = rk806_set_suspend_disable,
+};
+
+static const struct regulator_ops rk806_ops_pldo = {
+ .list_voltage = regulator_list_voltage_linear_range,
+ .map_voltage = regulator_map_voltage_linear_range,
+
+ .get_voltage_sel = regulator_get_voltage_sel_regmap,
+ .set_voltage_sel = regulator_set_voltage_sel_regmap,
+ .set_voltage_time_sel = regulator_set_voltage_time_sel,
+
+ .enable = regulator_enable_regmap,
+ .disable = regulator_disable_regmap,
+ .is_enabled = regulator_is_enabled_regmap,
+
+ .set_ramp_delay = regulator_set_ramp_delay_regmap,
+
+ .set_suspend_voltage = rk806_set_suspend_voltage_range_pldo,
+ .set_suspend_enable = rk806_set_suspend_enable,
+ .set_suspend_disable = rk806_set_suspend_disable,
+};
+
static const struct regulator_ops rk808_buck1_2_ops = {
.list_voltage = regulator_list_voltage_linear,
.map_voltage = regulator_map_voltage_linear,
@@ -743,6 +1017,112 @@ static const struct regulator_desc rk805_reg[] = {
BIT(2), 400),
};
+static const struct linear_range rk806_buck_voltage_ranges[] = {
+ REGULATOR_LINEAR_RANGE(500000, 0, 160, 6250), /* 500mV ~ 1500mV */
+ REGULATOR_LINEAR_RANGE(1500000, 161, 237, 25000), /* 1500mV ~ 3400mV */
+ REGULATOR_LINEAR_RANGE(3400000, 238, 255, 0),
+};
+
+static const struct linear_range rk806_ldo_voltage_ranges[] = {
+ REGULATOR_LINEAR_RANGE(500000, 0, 232, 12500), /* 500mV ~ 3400mV */
+ REGULATOR_LINEAR_RANGE(3400000, 233, 255, 0), /* 500mV ~ 3400mV */
+};
+
+static const struct regulator_desc rk806_reg[] = {
+ RK806_REGULATOR("dcdc-reg1", "vcc1", RK806_ID_DCDC1, rk806_ops_dcdc,
+ RK806_BUCK_SEL_CNT, RK806_BUCK1_ON_VSEL,
+ RK806_POWER_EN0, rk806_buck_voltage_ranges, 0,
+ RK806_BUCK1_CONFIG, 0xc0, rk806_ramp_delay_table_dcdc),
+ RK806_REGULATOR("dcdc-reg2", "vcc2", RK806_ID_DCDC2, rk806_ops_dcdc,
+ RK806_BUCK_SEL_CNT, RK806_BUCK2_ON_VSEL,
+ RK806_POWER_EN0, rk806_buck_voltage_ranges, 1,
+ RK806_BUCK2_CONFIG, 0xc0, rk806_ramp_delay_table_dcdc),
+ RK806_REGULATOR("dcdc-reg3", "vcc3", RK806_ID_DCDC3, rk806_ops_dcdc,
+ RK806_BUCK_SEL_CNT, RK806_BUCK3_ON_VSEL,
+ RK806_POWER_EN0, rk806_buck_voltage_ranges, 2,
+ RK806_BUCK3_CONFIG, 0xc0, rk806_ramp_delay_table_dcdc),
+ RK806_REGULATOR("dcdc-reg4", "vcc4", RK806_ID_DCDC4, rk806_ops_dcdc,
+ RK806_BUCK_SEL_CNT, RK806_BUCK4_ON_VSEL,
+ RK806_POWER_EN0, rk806_buck_voltage_ranges, 3,
+ RK806_BUCK4_CONFIG, 0xc0, rk806_ramp_delay_table_dcdc),
+
+ RK806_REGULATOR("dcdc-reg5", "vcc5", RK806_ID_DCDC5, rk806_ops_dcdc,
+ RK806_BUCK_SEL_CNT, RK806_BUCK5_ON_VSEL,
+ RK806_POWER_EN1, rk806_buck_voltage_ranges, 0,
+ RK806_BUCK5_CONFIG, 0xc0, rk806_ramp_delay_table_dcdc),
+ RK806_REGULATOR("dcdc-reg6", "vcc6", RK806_ID_DCDC6, rk806_ops_dcdc,
+ RK806_BUCK_SEL_CNT, RK806_BUCK6_ON_VSEL,
+ RK806_POWER_EN1, rk806_buck_voltage_ranges, 1,
+ RK806_BUCK6_CONFIG, 0xc0, rk806_ramp_delay_table_dcdc),
+ RK806_REGULATOR("dcdc-reg7", "vcc7", RK806_ID_DCDC7, rk806_ops_dcdc,
+ RK806_BUCK_SEL_CNT, RK806_BUCK7_ON_VSEL,
+ RK806_POWER_EN1, rk806_buck_voltage_ranges, 2,
+ RK806_BUCK7_CONFIG, 0xc0, rk806_ramp_delay_table_dcdc),
+ RK806_REGULATOR("dcdc-reg8", "vcc8", RK806_ID_DCDC8, rk806_ops_dcdc,
+ RK806_BUCK_SEL_CNT, RK806_BUCK8_ON_VSEL,
+ RK806_POWER_EN1, rk806_buck_voltage_ranges, 3,
+ RK806_BUCK8_CONFIG, 0xc0, rk806_ramp_delay_table_dcdc),
+
+ RK806_REGULATOR("dcdc-reg9", "vcc9", RK806_ID_DCDC9, rk806_ops_dcdc,
+ RK806_BUCK_SEL_CNT, RK806_BUCK9_ON_VSEL,
+ RK806_POWER_EN2, rk806_buck_voltage_ranges, 0,
+ RK806_BUCK9_CONFIG, 0xc0, rk806_ramp_delay_table_dcdc),
+ RK806_REGULATOR("dcdc-reg10", "vcc10", RK806_ID_DCDC10, rk806_ops_dcdc,
+ RK806_BUCK_SEL_CNT, RK806_BUCK10_ON_VSEL,
+ RK806_POWER_EN2, rk806_buck_voltage_ranges, 1,
+ RK806_BUCK10_CONFIG, 0xc0, rk806_ramp_delay_table_dcdc),
+
+ RK806_REGULATOR("nldo-reg1", "vcc13", RK806_ID_NLDO1, rk806_ops_nldo,
+ RK806_LDO_SEL_CNT, RK806_NLDO1_ON_VSEL,
+ RK806_POWER_EN3, rk806_ldo_voltage_ranges, 0,
+ 0xEA, 0x38, rk806_ramp_delay_table_ldo),
+ RK806_REGULATOR("nldo-reg2", "vcc13", RK806_ID_NLDO2, rk806_ops_nldo,
+ RK806_LDO_SEL_CNT, RK806_NLDO2_ON_VSEL,
+ RK806_POWER_EN3, rk806_ldo_voltage_ranges, 1,
+ 0xEA, 0x38, rk806_ramp_delay_table_ldo),
+ RK806_REGULATOR("nldo-reg3", "vcc13", RK806_ID_NLDO3, rk806_ops_nldo,
+ RK806_LDO_SEL_CNT, RK806_NLDO3_ON_VSEL,
+ RK806_POWER_EN3, rk806_ldo_voltage_ranges, 2,
+ 0xEA, 0x38, rk806_ramp_delay_table_ldo),
+ RK806_REGULATOR("nldo-reg4", "vcc14", RK806_ID_NLDO4, rk806_ops_nldo,
+ RK806_LDO_SEL_CNT, RK806_NLDO4_ON_VSEL,
+ RK806_POWER_EN3, rk806_ldo_voltage_ranges, 3,
+ 0xEA, 0x38, rk806_ramp_delay_table_ldo),
+
+ RK806_REGULATOR("nldo-reg5", "vcc14", RK806_ID_NLDO5, rk806_ops_nldo,
+ RK806_LDO_SEL_CNT, RK806_NLDO5_ON_VSEL,
+ RK806_POWER_EN5, rk806_ldo_voltage_ranges, 2,
+ 0xEA, 0x38, rk806_ramp_delay_table_ldo),
+
+ RK806_REGULATOR("pldo-reg1", "vcc11", RK806_ID_PLDO1, rk806_ops_pldo,
+ RK806_LDO_SEL_CNT, RK806_PLDO1_ON_VSEL,
+ RK806_POWER_EN4, rk806_ldo_voltage_ranges, 1,
+ 0xEA, 0x38, rk806_ramp_delay_table_ldo),
+ RK806_REGULATOR("pldo-reg2", "vcc11", RK806_ID_PLDO2, rk806_ops_pldo,
+ RK806_LDO_SEL_CNT, RK806_PLDO2_ON_VSEL,
+ RK806_POWER_EN4, rk806_ldo_voltage_ranges, 2,
+ 0xEA, 0x38, rk806_ramp_delay_table_ldo),
+ RK806_REGULATOR("pldo-reg3", "vcc11", RK806_ID_PLDO3, rk806_ops_pldo,
+ RK806_LDO_SEL_CNT, RK806_PLDO3_ON_VSEL,
+ RK806_POWER_EN4, rk806_ldo_voltage_ranges, 3,
+ 0xEA, 0x38, rk806_ramp_delay_table_ldo),
+
+ RK806_REGULATOR("pldo-reg4", "vcc12", RK806_ID_PLDO4, rk806_ops_pldo,
+ RK806_LDO_SEL_CNT, RK806_PLDO4_ON_VSEL,
+ RK806_POWER_EN5, rk806_ldo_voltage_ranges, 0,
+ 0xEA, 0x38, rk806_ramp_delay_table_ldo),
+ RK806_REGULATOR("pldo-reg5", "vcc12", RK806_ID_PLDO5, rk806_ops_pldo,
+ RK806_LDO_SEL_CNT, RK806_PLDO5_ON_VSEL,
+ RK806_POWER_EN5, rk806_ldo_voltage_ranges, 1,
+ 0xEA, 0x38, rk806_ramp_delay_table_ldo),
+
+ RK806_REGULATOR("pldo-reg6", "vcca", RK806_ID_PLDO6, rk806_ops_pldo,
+ RK806_LDO_SEL_CNT, RK806_PLDO6_ON_VSEL,
+ RK806_POWER_EN4, rk806_ldo_voltage_ranges, 0,
+ 0xEA, 0x38, rk806_ramp_delay_table_ldo),
+};
+
+
static const struct regulator_desc rk808_reg[] = {
{
.name = "DCDC_REG1",
@@ -1245,20 +1625,19 @@ static const struct regulator_desc rk818_reg[] = {
};
static int rk808_regulator_dt_parse_pdata(struct device *dev,
- struct device *client_dev,
struct regmap *map,
struct rk808_regulator_data *pdata)
{
struct device_node *np;
int tmp, ret = 0, i;
- np = of_get_child_by_name(client_dev->of_node, "regulators");
+ np = of_get_child_by_name(dev->of_node, "regulators");
if (!np)
return -ENXIO;
for (i = 0; i < ARRAY_SIZE(pdata->dvs_gpio); i++) {
pdata->dvs_gpio[i] =
- devm_gpiod_get_index_optional(client_dev, "dvs", i,
+ devm_gpiod_get_index_optional(dev, "dvs", i,
GPIOD_OUT_LOW);
if (IS_ERR(pdata->dvs_gpio[i])) {
ret = PTR_ERR(pdata->dvs_gpio[i]);
@@ -1292,6 +1671,9 @@ static int rk808_regulator_probe(struct platform_device *pdev)
struct regmap *regmap;
int ret, i, nregulators;
+ pdev->dev.of_node = pdev->dev.parent->of_node;
+ pdev->dev.of_node_reused = true;
+
regmap = dev_get_regmap(pdev->dev.parent, NULL);
if (!regmap)
return -ENODEV;
@@ -1300,8 +1682,7 @@ static int rk808_regulator_probe(struct platform_device *pdev)
if (!pdata)
return -ENOMEM;
- ret = rk808_regulator_dt_parse_pdata(&pdev->dev, pdev->dev.parent,
- regmap, pdata);
+ ret = rk808_regulator_dt_parse_pdata(&pdev->dev, regmap, pdata);
if (ret < 0)
return ret;
@@ -1312,6 +1693,10 @@ static int rk808_regulator_probe(struct platform_device *pdev)
regulators = rk805_reg;
nregulators = RK805_NUM_REGULATORS;
break;
+ case RK806_ID:
+ regulators = rk806_reg;
+ nregulators = ARRAY_SIZE(rk806_reg);
+ break;
case RK808_ID:
regulators = rk808_reg;
nregulators = RK808_NUM_REGULATORS;
@@ -1335,7 +1720,6 @@ static int rk808_regulator_probe(struct platform_device *pdev)
}
config.dev = &pdev->dev;
- config.dev->of_node = pdev->dev.parent->of_node;
config.driver_data = pdata;
config.regmap = regmap;
@@ -1355,7 +1739,7 @@ static struct platform_driver rk808_regulator_driver = {
.probe = rk808_regulator_probe,
.driver = {
.name = "rk808-regulator",
- .probe_type = PROBE_PREFER_ASYNCHRONOUS,
+ .probe_type = PROBE_FORCE_SYNCHRONOUS,
},
};
@@ -1366,5 +1750,6 @@ MODULE_AUTHOR("Tony xie <[email protected]>");
MODULE_AUTHOR("Chris Zhong <[email protected]>");
MODULE_AUTHOR("Zhang Qing <[email protected]>");
MODULE_AUTHOR("Wadim Egorov <[email protected]>");
+MODULE_AUTHOR("Xu Shengfei <[email protected]>");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:rk808-regulator");
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 753872408615..ffca9a8bb878 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -395,7 +395,7 @@ config RTC_DRV_NCT3018Y
config RTC_DRV_RK808
tristate "Rockchip RK805/RK808/RK809/RK817/RK818 RTC"
- depends on MFD_RK808
+ depends on MFD_RK8XX
help
If you say yes here you will get support for the
RTC of RK805, RK809 and RK817, RK808 and RK818 PMIC.
diff --git a/include/linux/mfd/rk808.h b/include/linux/mfd/rk808.h
index 9af1f3105f80..78e167a92483 100644
--- a/include/linux/mfd/rk808.h
+++ b/include/linux/mfd/rk808.h
@@ -289,6 +289,414 @@ enum rk805_reg {
#define RK805_INT_ALARM_EN (1 << 3)
#define RK805_INT_TIMER_EN (1 << 2)
+/* RK806 */
+#define RK806_POWER_EN0 0x0
+#define RK806_POWER_EN1 0x1
+#define RK806_POWER_EN2 0x2
+#define RK806_POWER_EN3 0x3
+#define RK806_POWER_EN4 0x4
+#define RK806_POWER_EN5 0x5
+#define RK806_POWER_SLP_EN0 0x6
+#define RK806_POWER_SLP_EN1 0x7
+#define RK806_POWER_SLP_EN2 0x8
+#define RK806_POWER_DISCHRG_EN0 0x9
+#define RK806_POWER_DISCHRG_EN1 0xA
+#define RK806_POWER_DISCHRG_EN2 0xB
+#define RK806_BUCK_FB_CONFIG 0xC
+#define RK806_SLP_LP_CONFIG 0xD
+#define RK806_POWER_FPWM_EN0 0xE
+#define RK806_POWER_FPWM_EN1 0xF
+#define RK806_BUCK1_CONFIG 0x10
+#define RK806_BUCK2_CONFIG 0x11
+#define RK806_BUCK3_CONFIG 0x12
+#define RK806_BUCK4_CONFIG 0x13
+#define RK806_BUCK5_CONFIG 0x14
+#define RK806_BUCK6_CONFIG 0x15
+#define RK806_BUCK7_CONFIG 0x16
+#define RK806_BUCK8_CONFIG 0x17
+#define RK806_BUCK9_CONFIG 0x18
+#define RK806_BUCK10_CONFIG 0x19
+#define RK806_BUCK1_ON_VSEL 0x1A
+#define RK806_BUCK2_ON_VSEL 0x1B
+#define RK806_BUCK3_ON_VSEL 0x1C
+#define RK806_BUCK4_ON_VSEL 0x1D
+#define RK806_BUCK5_ON_VSEL 0x1E
+#define RK806_BUCK6_ON_VSEL 0x1F
+#define RK806_BUCK7_ON_VSEL 0x20
+#define RK806_BUCK8_ON_VSEL 0x21
+#define RK806_BUCK9_ON_VSEL 0x22
+#define RK806_BUCK10_ON_VSEL 0x23
+#define RK806_BUCK1_SLP_VSEL 0x24
+#define RK806_BUCK2_SLP_VSEL 0x25
+#define RK806_BUCK3_SLP_VSEL 0x26
+#define RK806_BUCK4_SLP_VSEL 0x27
+#define RK806_BUCK5_SLP_VSEL 0x28
+#define RK806_BUCK6_SLP_VSEL 0x29
+#define RK806_BUCK7_SLP_VSEL 0x2A
+#define RK806_BUCK8_SLP_VSEL 0x2B
+#define RK806_BUCK9_SLP_VSEL 0x2D
+#define RK806_BUCK10_SLP_VSEL 0x2E
+#define RK806_BUCK_DEBUG1 0x30
+#define RK806_BUCK_DEBUG2 0x31
+#define RK806_BUCK_DEBUG3 0x32
+#define RK806_BUCK_DEBUG4 0x33
+#define RK806_BUCK_DEBUG5 0x34
+#define RK806_BUCK_DEBUG6 0x35
+#define RK806_BUCK_DEBUG7 0x36
+#define RK806_BUCK_DEBUG8 0x37
+#define RK806_BUCK_DEBUG9 0x38
+#define RK806_BUCK_DEBUG10 0x39
+#define RK806_BUCK_DEBUG11 0x3A
+#define RK806_BUCK_DEBUG12 0x3B
+#define RK806_BUCK_DEBUG13 0x3C
+#define RK806_BUCK_DEBUG14 0x3D
+#define RK806_BUCK_DEBUG15 0x3E
+#define RK806_BUCK_DEBUG16 0x3F
+#define RK806_BUCK_DEBUG17 0x40
+#define RK806_BUCK_DEBUG18 0x41
+#define RK806_NLDO_IMAX 0x42
+#define RK806_NLDO1_ON_VSEL 0x43
+#define RK806_NLDO2_ON_VSEL 0x44
+#define RK806_NLDO3_ON_VSEL 0x45
+#define RK806_NLDO4_ON_VSEL 0x46
+#define RK806_NLDO5_ON_VSEL 0x47
+#define RK806_NLDO1_SLP_VSEL 0x48
+#define RK806_NLDO2_SLP_VSEL 0x49
+#define RK806_NLDO3_SLP_VSEL 0x4A
+#define RK806_NLDO4_SLP_VSEL 0x4B
+#define RK806_NLDO5_SLP_VSEL 0x4C
+#define RK806_PLDO_IMAX 0x4D
+#define RK806_PLDO1_ON_VSEL 0x4E
+#define RK806_PLDO2_ON_VSEL 0x4F
+#define RK806_PLDO3_ON_VSEL 0x50
+#define RK806_PLDO4_ON_VSEL 0x51
+#define RK806_PLDO5_ON_VSEL 0x52
+#define RK806_PLDO6_ON_VSEL 0x53
+#define RK806_PLDO1_SLP_VSEL 0x54
+#define RK806_PLDO2_SLP_VSEL 0x55
+#define RK806_PLDO3_SLP_VSEL 0x56
+#define RK806_PLDO4_SLP_VSEL 0x57
+#define RK806_PLDO5_SLP_VSEL 0x58
+#define RK806_PLDO6_SLP_VSEL 0x59
+#define RK806_CHIP_NAME 0x5A
+#define RK806_CHIP_VER 0x5B
+#define RK806_OTP_VER 0x5C
+#define RK806_SYS_STS 0x5D
+#define RK806_SYS_CFG0 0x5E
+#define RK806_SYS_CFG1 0x5F
+#define RK806_SYS_OPTION 0x61
+#define RK806_SLEEP_CONFIG0 0x62
+#define RK806_SLEEP_CONFIG1 0x63
+#define RK806_SLEEP_CTR_SEL0 0x64
+#define RK806_SLEEP_CTR_SEL1 0x65
+#define RK806_SLEEP_CTR_SEL2 0x66
+#define RK806_SLEEP_CTR_SEL3 0x67
+#define RK806_SLEEP_CTR_SEL4 0x68
+#define RK806_SLEEP_CTR_SEL5 0x69
+#define RK806_DVS_CTRL_SEL0 0x6A
+#define RK806_DVS_CTRL_SEL1 0x6B
+#define RK806_DVS_CTRL_SEL2 0x6C
+#define RK806_DVS_CTRL_SEL3 0x6D
+#define RK806_DVS_CTRL_SEL4 0x6E
+#define RK806_DVS_CTRL_SEL5 0x6F
+#define RK806_DVS_START_CTRL 0x70
+#define RK806_SLEEP_GPIO 0x71
+#define RK806_SYS_CFG3 0x72
+#define RK806_ON_SOURCE 0x74
+#define RK806_OFF_SOURCE 0x75
+#define RK806_PWRON_KEY 0x76
+#define RK806_INT_STS0 0x77
+#define RK806_INT_MSK0 0x78
+#define RK806_INT_STS1 0x79
+#define RK806_INT_MSK1 0x7A
+#define RK806_GPIO_INT_CONFIG 0x7B
+#define RK806_DATA_REG0 0x7C
+#define RK806_DATA_REG1 0x7D
+#define RK806_DATA_REG2 0x7E
+#define RK806_DATA_REG3 0x7F
+#define RK806_DATA_REG4 0x80
+#define RK806_DATA_REG5 0x81
+#define RK806_DATA_REG6 0x82
+#define RK806_DATA_REG7 0x83
+#define RK806_DATA_REG8 0x84
+#define RK806_DATA_REG9 0x85
+#define RK806_DATA_REG10 0x86
+#define RK806_DATA_REG11 0x87
+#define RK806_DATA_REG12 0x88
+#define RK806_DATA_REG13 0x89
+#define RK806_DATA_REG14 0x8A
+#define RK806_DATA_REG15 0x8B
+#define RK806_TM_REG 0x8C
+#define RK806_OTP_EN_REG 0x8D
+#define RK806_FUNC_OTP_EN_REG 0x8E
+#define RK806_TEST_REG1 0x8F
+#define RK806_TEST_REG2 0x90
+#define RK806_TEST_REG3 0x91
+#define RK806_TEST_REG4 0x92
+#define RK806_TEST_REG5 0x93
+#define RK806_BUCK_VSEL_OTP_REG0 0x94
+#define RK806_BUCK_VSEL_OTP_REG1 0x95
+#define RK806_BUCK_VSEL_OTP_REG2 0x96
+#define RK806_BUCK_VSEL_OTP_REG3 0x97
+#define RK806_BUCK_VSEL_OTP_REG4 0x98
+#define RK806_BUCK_VSEL_OTP_REG5 0x99
+#define RK806_BUCK_VSEL_OTP_REG6 0x9A
+#define RK806_BUCK_VSEL_OTP_REG7 0x9B
+#define RK806_BUCK_VSEL_OTP_REG8 0x9C
+#define RK806_BUCK_VSEL_OTP_REG9 0x9D
+#define RK806_NLDO1_VSEL_OTP_REG0 0x9E
+#define RK806_NLDO1_VSEL_OTP_REG1 0x9F
+#define RK806_NLDO1_VSEL_OTP_REG2 0xA0
+#define RK806_NLDO1_VSEL_OTP_REG3 0xA1
+#define RK806_NLDO1_VSEL_OTP_REG4 0xA2
+#define RK806_PLDO_VSEL_OTP_REG0 0xA3
+#define RK806_PLDO_VSEL_OTP_REG1 0xA4
+#define RK806_PLDO_VSEL_OTP_REG2 0xA5
+#define RK806_PLDO_VSEL_OTP_REG3 0xA6
+#define RK806_PLDO_VSEL_OTP_REG4 0xA7
+#define RK806_PLDO_VSEL_OTP_REG5 0xA8
+#define RK806_BUCK_EN_OTP_REG1 0xA9
+#define RK806_NLDO_EN_OTP_REG1 0xAA
+#define RK806_PLDO_EN_OTP_REG1 0xAB
+#define RK806_BUCK_FB_RES_OTP_REG1 0xAC
+#define RK806_OTP_RESEV_REG0 0xAD
+#define RK806_OTP_RESEV_REG1 0xAE
+#define RK806_OTP_RESEV_REG2 0xAF
+#define RK806_OTP_RESEV_REG3 0xB0
+#define RK806_OTP_RESEV_REG4 0xB1
+#define RK806_BUCK_SEQ_REG0 0xB2
+#define RK806_BUCK_SEQ_REG1 0xB3
+#define RK806_BUCK_SEQ_REG2 0xB4
+#define RK806_BUCK_SEQ_REG3 0xB5
+#define RK806_BUCK_SEQ_REG4 0xB6
+#define RK806_BUCK_SEQ_REG5 0xB7
+#define RK806_BUCK_SEQ_REG6 0xB8
+#define RK806_BUCK_SEQ_REG7 0xB9
+#define RK806_BUCK_SEQ_REG8 0xBA
+#define RK806_BUCK_SEQ_REG9 0xBB
+#define RK806_BUCK_SEQ_REG10 0xBC
+#define RK806_BUCK_SEQ_REG11 0xBD
+#define RK806_BUCK_SEQ_REG12 0xBE
+#define RK806_BUCK_SEQ_REG13 0xBF
+#define RK806_BUCK_SEQ_REG14 0xC0
+#define RK806_BUCK_SEQ_REG15 0xC1
+#define RK806_BUCK_SEQ_REG16 0xC2
+#define RK806_BUCK_SEQ_REG17 0xC3
+#define RK806_HK_TRIM_REG1 0xC4
+#define RK806_HK_TRIM_REG2 0xC5
+#define RK806_BUCK_REF_TRIM_REG1 0xC6
+#define RK806_BUCK_REF_TRIM_REG2 0xC7
+#define RK806_BUCK_REF_TRIM_REG3 0xC8
+#define RK806_BUCK_REF_TRIM_REG4 0xC9
+#define RK806_BUCK_REF_TRIM_REG5 0xCA
+#define RK806_BUCK_OSC_TRIM_REG1 0xCB
+#define RK806_BUCK_OSC_TRIM_REG2 0xCC
+#define RK806_BUCK_OSC_TRIM_REG3 0xCD
+#define RK806_BUCK_OSC_TRIM_REG4 0xCE
+#define RK806_BUCK_OSC_TRIM_REG5 0xCF
+#define RK806_BUCK_TRIM_ZCDIOS_REG1 0xD0
+#define RK806_BUCK_TRIM_ZCDIOS_REG2 0xD1
+#define RK806_NLDO_TRIM_REG1 0xD2
+#define RK806_NLDO_TRIM_REG2 0xD3
+#define RK806_NLDO_TRIM_REG3 0xD4
+#define RK806_PLDO_TRIM_REG1 0xD5
+#define RK806_PLDO_TRIM_REG2 0xD6
+#define RK806_PLDO_TRIM_REG3 0xD7
+#define RK806_TRIM_ICOMP_REG1 0xD8
+#define RK806_TRIM_ICOMP_REG2 0xD9
+#define RK806_EFUSE_CONTROL_REGH 0xDA
+#define RK806_FUSE_PROG_REG 0xDB
+#define RK806_MAIN_FSM_STS_REG 0xDD
+#define RK806_FSM_REG 0xDE
+#define RK806_TOP_RESEV_OFFR 0xEC
+#define RK806_TOP_RESEV_POR 0xED
+#define RK806_BUCK_VRSN_REG1 0xEE
+#define RK806_BUCK_VRSN_REG2 0xEF
+#define RK806_NLDO_RLOAD_SEL_REG1 0xF0
+#define RK806_PLDO_RLOAD_SEL_REG1 0xF1
+#define RK806_PLDO_RLOAD_SEL_REG2 0xF2
+#define RK806_BUCK_CMIN_MX_REG1 0xF3
+#define RK806_BUCK_CMIN_MX_REG2 0xF4
+#define RK806_BUCK_FREQ_SET_REG1 0xF5
+#define RK806_BUCK_FREQ_SET_REG2 0xF6
+#define RK806_BUCK_RS_MEABS_REG1 0xF7
+#define RK806_BUCK_RS_MEABS_REG2 0xF8
+#define RK806_BUCK_RS_ZDLEB_REG1 0xF9
+#define RK806_BUCK_RS_ZDLEB_REG2 0xFA
+#define RK806_BUCK_RSERVE_REG1 0xFB
+#define RK806_BUCK_RSERVE_REG2 0xFC
+#define RK806_BUCK_RSERVE_REG3 0xFD
+#define RK806_BUCK_RSERVE_REG4 0xFE
+#define RK806_BUCK_RSERVE_REG5 0xFF
+
+/* INT_STS Register field definitions */
+#define RK806_INT_STS_PWRON_FALL BIT(0)
+#define RK806_INT_STS_PWRON_RISE BIT(1)
+#define RK806_INT_STS_PWRON BIT(2)
+#define RK806_INT_STS_PWRON_LP BIT(3)
+#define RK806_INT_STS_HOTDIE BIT(4)
+#define RK806_INT_STS_VDC_RISE BIT(5)
+#define RK806_INT_STS_VDC_FALL BIT(6)
+#define RK806_INT_STS_VB_LO BIT(7)
+#define RK806_INT_STS_REV0 BIT(0)
+#define RK806_INT_STS_REV1 BIT(1)
+#define RK806_INT_STS_REV2 BIT(2)
+#define RK806_INT_STS_CRC_ERROR BIT(3)
+#define RK806_INT_STS_SLP3_GPIO BIT(4)
+#define RK806_INT_STS_SLP2_GPIO BIT(5)
+#define RK806_INT_STS_SLP1_GPIO BIT(6)
+#define RK806_INT_STS_WDT BIT(7)
+
+/* SPI command */
+#define RK806_CMD_READ 0
+#define RK806_CMD_WRITE BIT(7)
+#define RK806_CMD_CRC_EN BIT(6)
+#define RK806_CMD_CRC_DIS 0
+#define RK806_CMD_LEN_MSK 0x0f
+#define RK806_REG_H 0x00
+
+#define VERSION_AB 0x01
+
+enum rk806_reg_id {
+ RK806_ID_DCDC1 = 0,
+ RK806_ID_DCDC2,
+ RK806_ID_DCDC3,
+ RK806_ID_DCDC4,
+ RK806_ID_DCDC5,
+ RK806_ID_DCDC6,
+ RK806_ID_DCDC7,
+ RK806_ID_DCDC8,
+ RK806_ID_DCDC9,
+ RK806_ID_DCDC10,
+
+ RK806_ID_NLDO1,
+ RK806_ID_NLDO2,
+ RK806_ID_NLDO3,
+ RK806_ID_NLDO4,
+ RK806_ID_NLDO5,
+
+ RK806_ID_PLDO1,
+ RK806_ID_PLDO2,
+ RK806_ID_PLDO3,
+ RK806_ID_PLDO4,
+ RK806_ID_PLDO5,
+ RK806_ID_PLDO6,
+ RK806_ID_END,
+};
+
+/* Define the RK806 IRQ numbers */
+enum rk806_irqs {
+ /* INT_STS0 registers */
+ RK806_IRQ_PWRON_FALL,
+ RK806_IRQ_PWRON_RISE,
+ RK806_IRQ_PWRON,
+ RK806_IRQ_PWRON_LP,
+ RK806_IRQ_HOTDIE,
+ RK806_IRQ_VDC_RISE,
+ RK806_IRQ_VDC_FALL,
+ RK806_IRQ_VB_LO,
+
+ /* INT_STS0 registers */
+ RK806_IRQ_REV0,
+ RK806_IRQ_REV1,
+ RK806_IRQ_REV2,
+ RK806_IRQ_CRC_ERROR,
+ RK806_IRQ_SLP3_GPIO,
+ RK806_IRQ_SLP2_GPIO,
+ RK806_IRQ_SLP1_GPIO,
+ RK806_IRQ_WDT,
+};
+
+/* VCC1 Low Voltage Threshold */
+enum rk806_lv_sel {
+ VB_LO_SEL_2800,
+ VB_LO_SEL_2900,
+ VB_LO_SEL_3000,
+ VB_LO_SEL_3100,
+ VB_LO_SEL_3200,
+ VB_LO_SEL_3300,
+ VB_LO_SEL_3400,
+ VB_LO_SEL_3500,
+};
+
+/* System Shutdown Voltage Select */
+enum rk806_uv_sel {
+ VB_UV_SEL_2700,
+ VB_UV_SEL_2800,
+ VB_UV_SEL_2900,
+ VB_UV_SEL_3000,
+ VB_UV_SEL_3100,
+ VB_UV_SEL_3200,
+ VB_UV_SEL_3300,
+ VB_UV_SEL_3400,
+};
+
+/* Pin Function */
+enum rk806_pwrctrl_fun {
+ PWRCTRL_NULL_FUN,
+ PWRCTRL_SLP_FUN,
+ PWRCTRL_POWOFF_FUN,
+ PWRCTRL_RST_FUN,
+ PWRCTRL_DVS_FUN,
+ PWRCTRL_GPIO_FUN,
+};
+
+/* Pin Polarity */
+enum rk806_pin_level {
+ POL_LOW,
+ POL_HIGH,
+};
+
+enum rk806_vsel_ctr_sel {
+ CTR_BY_NO_EFFECT,
+ CTR_BY_PWRCTRL1,
+ CTR_BY_PWRCTRL2,
+ CTR_BY_PWRCTRL3,
+};
+
+enum rk806_dvs_ctr_sel {
+ CTR_SEL_NO_EFFECT,
+ CTR_SEL_DVS_START1,
+ CTR_SEL_DVS_START2,
+ CTR_SEL_DVS_START3,
+};
+
+enum rk806_pin_dr_sel {
+ RK806_PIN_INPUT,
+ RK806_PIN_OUTPUT,
+};
+
+#define RK806_INT_POL_MSK BIT(1)
+#define RK806_INT_POL_H BIT(1)
+#define RK806_INT_POL_L 0
+
+#define RK806_SLAVE_RESTART_FUN_MSK BIT(1)
+#define RK806_SLAVE_RESTART_FUN_EN BIT(1)
+#define RK806_SLAVE_RESTART_FUN_OFF 0
+
+#define RK806_SYS_ENB2_2M_MSK BIT(1)
+#define RK806_SYS_ENB2_2M_EN BIT(1)
+#define RK806_SYS_ENB2_2M_OFF 0
+
+enum rk806_int_fun {
+ RK806_INT_ONLY,
+ RK806_INT_ADN_WKUP,
+};
+
+enum rk806_dvs_mode {
+ RK806_DVS_NOT_SUPPORT,
+ RK806_DVS_START1,
+ RK806_DVS_START2,
+ RK806_DVS_START3,
+ RK806_DVS_PWRCTRL1,
+ RK806_DVS_PWRCTRL2,
+ RK806_DVS_PWRCTRL3,
+ RK806_DVS_START_PWRCTR1,
+ RK806_DVS_START_PWRCTR2,
+ RK806_DVS_START_PWRCTR3,
+ RK806_DVS_END,
+};
+
/* RK808 IRQ Definitions */
#define RK808_IRQ_VOUT_LO 0
#define RK808_IRQ_VB_LO 1
@@ -780,6 +1188,7 @@ enum {
enum {
RK805_ID = 0x8050,
+ RK806_ID = 0x8060,
RK808_ID = 0x0000,
RK809_ID = 0x8090,
RK817_ID = 0x8170,
@@ -787,11 +1196,17 @@ enum {
};
struct rk808 {
- struct i2c_client *i2c;
+ struct device *dev;
struct regmap_irq_chip_data *irq_data;
struct regmap *regmap;
long variant;
const struct regmap_config *regmap_cfg;
const struct regmap_irq_chip *regmap_irq_chip;
};
+
+void rk8xx_shutdown(struct device *dev);
+int rk8xx_probe(struct device *dev, int variant, unsigned int irq, struct regmap *regmap);
+int rk8xx_suspend(struct device *dev);
+int rk8xx_resume(struct device *dev);
+
#endif /* __LINUX_REGULATOR_RK808_H */
diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h
index d3b4a3d4514a..c6ef7d68eb9a 100644
--- a/include/linux/regulator/driver.h
+++ b/include/linux/regulator/driver.h
@@ -758,6 +758,8 @@ int regulator_set_current_limit_regmap(struct regulator_dev *rdev,
int min_uA, int max_uA);
int regulator_get_current_limit_regmap(struct regulator_dev *rdev);
void *regulator_get_init_drvdata(struct regulator_init_data *reg_init_data);
+int regulator_find_closest_bigger(unsigned int target, const unsigned int *table,
+ unsigned int num_sel, unsigned int *sel);
int regulator_set_ramp_delay_regmap(struct regulator_dev *rdev, int ramp_delay);
int regulator_sync_voltage_rdev(struct regulator_dev *rdev);
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 8020097d4e4c..0c4c5cbaa809 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -1313,7 +1313,7 @@ config SND_SOC_RK3328
config SND_SOC_RK817
tristate "Rockchip RK817 audio CODEC"
- depends on MFD_RK808 || COMPILE_TEST
+ depends on MFD_RK8XX || COMPILE_TEST
config SND_SOC_RL6231
tristate
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