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-rw-r--r--Documentation/devicetree/bindings/power/pd-samsung.txt1
-rw-r--r--Documentation/devicetree/bindings/soc/rockchip/grf.txt4
-rw-r--r--Documentation/devicetree/bindings/soc/rockchip/power_domain.txt3
-rw-r--r--Documentation/devicetree/bindings/soc/zte/pd-2967xx.txt19
-rw-r--r--MAINTAINERS5
-rw-r--r--arch/arm/mach-exynos/suspend.c6
-rw-r--r--arch/arm/mach-rockchip/rockchip.c12
-rw-r--r--drivers/bus/Kconfig1
-rw-r--r--drivers/firmware/qcom_scm-32.c18
-rw-r--r--drivers/firmware/qcom_scm-64.c16
-rw-r--r--drivers/firmware/qcom_scm.c8
-rw-r--r--drivers/firmware/qcom_scm.h2
-rw-r--r--drivers/memory/atmel-ebi.c126
-rw-r--r--drivers/memory/tegra/tegra124-emc.c5
-rw-r--r--drivers/soc/Kconfig1
-rw-r--r--drivers/soc/Makefile1
-rw-r--r--drivers/soc/rockchip/Kconfig10
-rw-r--r--drivers/soc/rockchip/Makefile1
-rw-r--r--drivers/soc/rockchip/grf.c134
-rw-r--r--drivers/soc/rockchip/pm_domains.c63
-rw-r--r--drivers/soc/samsung/exynos-pmu.c28
-rw-r--r--drivers/soc/samsung/exynos5250-pmu.c2
-rw-r--r--drivers/soc/samsung/exynos5420-pmu.c4
-rw-r--r--drivers/soc/samsung/pm_domains.c7
-rw-r--r--drivers/soc/ti/knav_dma.c4
-rw-r--r--drivers/soc/ti/knav_qmss_acc.c15
-rw-r--r--drivers/soc/ti/knav_qmss_queue.c25
-rw-r--r--drivers/soc/ti/wkup_m3_ipc.c2
-rw-r--r--drivers/soc/zte/Kconfig13
-rw-r--r--drivers/soc/zte/Makefile5
-rw-r--r--drivers/soc/zte/zx296718_pm_domains.c182
-rw-r--r--drivers/soc/zte/zx2967_pm_domains.c143
-rw-r--r--drivers/soc/zte/zx2967_pm_domains.h44
-rw-r--r--include/dt-bindings/power/rk3328-power.h18
-rw-r--r--include/dt-bindings/soc/zte,pm_domains.h24
-rw-r--r--include/linux/qcom_scm.h54
-rw-r--r--include/linux/soc/samsung/exynos-pmu.h10
-rw-r--r--include/linux/soc/samsung/exynos-regs-pmu.h75
38 files changed, 889 insertions, 202 deletions
diff --git a/Documentation/devicetree/bindings/power/pd-samsung.txt b/Documentation/devicetree/bindings/power/pd-samsung.txt
index 4e947372a693..f5d4b68d2760 100644
--- a/Documentation/devicetree/bindings/power/pd-samsung.txt
+++ b/Documentation/devicetree/bindings/power/pd-samsung.txt
@@ -6,6 +6,7 @@ to gate power to one or more peripherals on the processor.
Required Properties:
- compatible: should be one of the following.
* samsung,exynos4210-pd - for exynos4210 type power domain.
+ * samsung,exynos5433-pd - for exynos5433 type power domain.
- reg: physical base address of the controller and length of memory mapped
region.
- #power-domain-cells: number of cells in power domain specifier;
diff --git a/Documentation/devicetree/bindings/soc/rockchip/grf.txt b/Documentation/devicetree/bindings/soc/rockchip/grf.txt
index 013e71a2cdc7..c6e62cb30712 100644
--- a/Documentation/devicetree/bindings/soc/rockchip/grf.txt
+++ b/Documentation/devicetree/bindings/soc/rockchip/grf.txt
@@ -5,11 +5,13 @@ is composed of many registers for system control.
From RK3368 SoCs, the GRF is divided into two sections,
- GRF, used for general non-secure system,
+- SGRF, used for general secure system,
- PMUGRF, used for always on system
Required Properties:
- compatible: GRF should be one of the followings
+ - "rockchip,rk3036-grf", "syscon": for rk3036
- "rockchip,rk3066-grf", "syscon": for rk3066
- "rockchip,rk3188-grf", "syscon": for rk3188
- "rockchip,rk3228-grf", "syscon": for rk3228
@@ -19,6 +21,8 @@ Required Properties:
- compatible: PMUGRF should be one of the followings
- "rockchip,rk3368-pmugrf", "syscon": for rk3368
- "rockchip,rk3399-pmugrf", "syscon": for rk3399
+- compatible: SGRF should be one of the following
+ - "rockchip,rk3288-sgrf", "syscon": for rk3288
- reg: physical base address of the controller and length of memory mapped
region.
diff --git a/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt b/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt
index f909ce06afc4..01bfb6745fbd 100644
--- a/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt
+++ b/Documentation/devicetree/bindings/soc/rockchip/power_domain.txt
@@ -6,6 +6,7 @@ powered up/down by software based on different application scenes to save power.
Required properties for power domain controller:
- compatible: Should be one of the following.
"rockchip,rk3288-power-controller" - for RK3288 SoCs.
+ "rockchip,rk3328-power-controller" - for RK3328 SoCs.
"rockchip,rk3368-power-controller" - for RK3368 SoCs.
"rockchip,rk3399-power-controller" - for RK3399 SoCs.
- #power-domain-cells: Number of cells in a power-domain specifier.
@@ -16,6 +17,7 @@ Required properties for power domain controller:
Required properties for power domain sub nodes:
- reg: index of the power domain, should use macros in:
"include/dt-bindings/power/rk3288-power.h" - for RK3288 type power domain.
+ "include/dt-bindings/power/rk3328-power.h" - for RK3328 type power domain.
"include/dt-bindings/power/rk3368-power.h" - for RK3368 type power domain.
"include/dt-bindings/power/rk3399-power.h" - for RK3399 type power domain.
- clocks (optional): phandles to clocks which need to be enabled while power domain
@@ -90,6 +92,7 @@ containing a phandle to the power device node and an index specifying which
power domain to use.
The index should use macros in:
"include/dt-bindings/power/rk3288-power.h" - for rk3288 type power domain.
+ "include/dt-bindings/power/rk3328-power.h" - for rk3328 type power domain.
"include/dt-bindings/power/rk3368-power.h" - for rk3368 type power domain.
"include/dt-bindings/power/rk3399-power.h" - for rk3399 type power domain.
diff --git a/Documentation/devicetree/bindings/soc/zte/pd-2967xx.txt b/Documentation/devicetree/bindings/soc/zte/pd-2967xx.txt
new file mode 100644
index 000000000000..7629de1c2c72
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/zte/pd-2967xx.txt
@@ -0,0 +1,19 @@
+* ZTE zx2967 family Power Domains
+
+zx2967 family includes support for multiple power domains which are used
+to gate power to one or more peripherals on the processor.
+
+Required Properties:
+ - compatible: should be one of the following.
+ * zte,zx296718-pcu - for zx296718 power domain.
+ - reg: physical base address of the controller and length of memory mapped
+ region.
+ - #power-domain-cells: Must be 1.
+
+Example:
+
+ pcu_domain: pcu@117000 {
+ compatible = "zte,zx296718-pcu";
+ reg = <0x00117000 0x1000>;
+ #power-domain-cells = <1>;
+ };
diff --git a/MAINTAINERS b/MAINTAINERS
index 0b1b2687bc04..e4874cc6b1b9 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1628,6 +1628,7 @@ F: arch/arm64/boot/dts/qcom/*
F: drivers/i2c/busses/i2c-qup.c
F: drivers/clk/qcom/
F: drivers/pinctrl/qcom/
+F: drivers/dma/qcom/
F: drivers/soc/qcom/
F: drivers/spi/spi-qup.c
F: drivers/tty/serial/msm_serial.h
@@ -1981,14 +1982,18 @@ F: arch/arm/mach-pxa/include/mach/z2.h
ARM/ZTE ARCHITECTURE
M: Jun Nie <[email protected]>
+M: Baoyou Xie <[email protected]>
L: [email protected] (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-zx/
F: drivers/clk/zte/
F: drivers/reset/reset-zx2967.c
+F: drivers/soc/zte/
F: Documentation/devicetree/bindings/arm/zte.txt
F: Documentation/devicetree/bindings/clock/zx296702-clk.txt
F: Documentation/devicetree/bindings/reset/zte,zx2967-reset.txt
+F: Documentation/devicetree/bindings/soc/zte/
+F: include/dt-bindings/soc/zx*.h
ARM/ZYNQ ARCHITECTURE
M: Michal Simek <[email protected]>
diff --git a/arch/arm/mach-exynos/suspend.c b/arch/arm/mach-exynos/suspend.c
index 06332f626565..bf97de884eea 100644
--- a/arch/arm/mach-exynos/suspend.c
+++ b/arch/arm/mach-exynos/suspend.c
@@ -388,9 +388,9 @@ static void exynos5420_pm_prepare(void)
if (IS_ENABLED(CONFIG_EXYNOS5420_MCPM))
pmu_raw_writel(virt_to_phys(mcpm_entry_point), S5P_INFORM0);
- tmp = pmu_raw_readl(EXYNOS5_ARM_L2_OPTION);
- tmp &= ~EXYNOS5_USE_RETENTION;
- pmu_raw_writel(tmp, EXYNOS5_ARM_L2_OPTION);
+ tmp = pmu_raw_readl(EXYNOS_L2_OPTION(0));
+ tmp &= ~EXYNOS_L2_USE_RETENTION;
+ pmu_raw_writel(tmp, EXYNOS_L2_OPTION(0));
tmp = pmu_raw_readl(EXYNOS5420_SFR_AXI_CGDIS1);
tmp |= EXYNOS5420_UFS;
diff --git a/arch/arm/mach-rockchip/rockchip.c b/arch/arm/mach-rockchip/rockchip.c
index a7ab9ec141f8..ef0500a4c8ad 100644
--- a/arch/arm/mach-rockchip/rockchip.c
+++ b/arch/arm/mach-rockchip/rockchip.c
@@ -29,13 +29,11 @@
#include "core.h"
#include "pm.h"
-#define RK3288_GRF_SOC_CON0 0x244
#define RK3288_TIMER6_7_PHYS 0xff810000
static void __init rockchip_timer_init(void)
{
if (of_machine_is_compatible("rockchip,rk3288")) {
- struct regmap *grf;
void __iomem *reg_base;
/*
@@ -54,16 +52,6 @@ static void __init rockchip_timer_init(void)
} else {
pr_err("rockchip: could not map timer7 registers\n");
}
-
- /*
- * Disable auto jtag/sdmmc switching that causes issues
- * with the mmc controllers making them unreliable
- */
- grf = syscon_regmap_lookup_by_compatible("rockchip,rk3288-grf");
- if (!IS_ERR(grf))
- regmap_write(grf, RK3288_GRF_SOC_CON0, 0x10000000);
- else
- pr_err("rockchip: could not get grf syscon\n");
}
of_clk_init(NULL);
diff --git a/drivers/bus/Kconfig b/drivers/bus/Kconfig
index b9e8cfc93c7e..0a52da439abf 100644
--- a/drivers/bus/Kconfig
+++ b/drivers/bus/Kconfig
@@ -112,6 +112,7 @@ config QCOM_EBI2
bool "Qualcomm External Bus Interface 2 (EBI2)"
depends on HAS_IOMEM
depends on ARCH_QCOM || COMPILE_TEST
+ default ARCH_QCOM
help
Say y here to enable support for the Qualcomm External Bus
Interface 2, which can be used to connect things like NAND Flash,
diff --git a/drivers/firmware/qcom_scm-32.c b/drivers/firmware/qcom_scm-32.c
index c6aeedbdcbb0..8ad226c60374 100644
--- a/drivers/firmware/qcom_scm-32.c
+++ b/drivers/firmware/qcom_scm-32.c
@@ -560,3 +560,21 @@ int __qcom_scm_pas_mss_reset(struct device *dev, bool reset)
return ret ? : le32_to_cpu(out);
}
+
+int __qcom_scm_set_remote_state(struct device *dev, u32 state, u32 id)
+{
+ struct {
+ __le32 state;
+ __le32 id;
+ } req;
+ __le32 scm_ret = 0;
+ int ret;
+
+ req.state = cpu_to_le32(state);
+ req.id = cpu_to_le32(id);
+
+ ret = qcom_scm_call(dev, QCOM_SCM_SVC_BOOT, QCOM_SCM_SET_REMOTE_STATE,
+ &req, sizeof(req), &scm_ret, sizeof(scm_ret));
+
+ return ret ? : le32_to_cpu(scm_ret);
+}
diff --git a/drivers/firmware/qcom_scm-64.c b/drivers/firmware/qcom_scm-64.c
index 4a0f5ead4fb5..4b220abaf363 100644
--- a/drivers/firmware/qcom_scm-64.c
+++ b/drivers/firmware/qcom_scm-64.c
@@ -358,3 +358,19 @@ int __qcom_scm_pas_mss_reset(struct device *dev, bool reset)
return ret ? : res.a1;
}
+
+int __qcom_scm_set_remote_state(struct device *dev, u32 state, u32 id)
+{
+ struct qcom_scm_desc desc = {0};
+ struct arm_smccc_res res;
+ int ret;
+
+ desc.args[0] = state;
+ desc.args[1] = id;
+ desc.arginfo = QCOM_SCM_ARGS(2);
+
+ ret = qcom_scm_call(dev, QCOM_SCM_SVC_BOOT, QCOM_SCM_SET_REMOTE_STATE,
+ &desc, &res);
+
+ return ret ? : res.a1;
+}
diff --git a/drivers/firmware/qcom_scm.c b/drivers/firmware/qcom_scm.c
index 893f953eaccf..d987bcc7489d 100644
--- a/drivers/firmware/qcom_scm.c
+++ b/drivers/firmware/qcom_scm.c
@@ -324,6 +324,12 @@ bool qcom_scm_is_available(void)
}
EXPORT_SYMBOL(qcom_scm_is_available);
+int qcom_scm_set_remote_state(u32 state, u32 id)
+{
+ return __qcom_scm_set_remote_state(__scm->dev, state, id);
+}
+EXPORT_SYMBOL(qcom_scm_set_remote_state);
+
static int qcom_scm_probe(struct platform_device *pdev)
{
struct qcom_scm *scm;
@@ -387,7 +393,7 @@ static int qcom_scm_probe(struct platform_device *pdev)
static const struct of_device_id qcom_scm_dt_match[] = {
{ .compatible = "qcom,scm-apq8064",
- .data = (void *) SCM_HAS_CORE_CLK,
+ /* FIXME: This should have .data = (void *) SCM_HAS_CORE_CLK */
},
{ .compatible = "qcom,scm-msm8660",
.data = (void *) SCM_HAS_CORE_CLK,
diff --git a/drivers/firmware/qcom_scm.h b/drivers/firmware/qcom_scm.h
index 3584b00fe7e6..6a0f15469344 100644
--- a/drivers/firmware/qcom_scm.h
+++ b/drivers/firmware/qcom_scm.h
@@ -15,6 +15,8 @@
#define QCOM_SCM_SVC_BOOT 0x1
#define QCOM_SCM_BOOT_ADDR 0x1
#define QCOM_SCM_BOOT_ADDR_MC 0x11
+#define QCOM_SCM_SET_REMOTE_STATE 0xa
+extern int __qcom_scm_set_remote_state(struct device *dev, u32 state, u32 id);
#define QCOM_SCM_FLAG_HLOS 0x01
#define QCOM_SCM_FLAG_COLDBOOT_MC 0x02
diff --git a/drivers/memory/atmel-ebi.c b/drivers/memory/atmel-ebi.c
index 047d6fcdcec2..4e83a8b92665 100644
--- a/drivers/memory/atmel-ebi.c
+++ b/drivers/memory/atmel-ebi.c
@@ -76,9 +76,11 @@ struct at91_ebi_caps {
struct at91_ebi {
struct clk *clk;
- struct regmap *smc;
struct regmap *matrix;
-
+ struct {
+ struct regmap *regmap;
+ struct clk *clk;
+ } smc;
struct regmap_field *ebi_csa;
struct device *dev;
@@ -93,7 +95,7 @@ static void at91sam9_ebi_get_config(struct at91_ebi_dev *ebid,
struct at91_ebi_dev_config *conf)
{
struct at91sam9_smc_generic_fields *fields = &ebid->ebi->sam9;
- unsigned int clk_rate = clk_get_rate(ebid->ebi->clk);
+ unsigned int clk_period = NSEC_PER_SEC / clk_get_rate(ebid->ebi->clk);
struct at91sam9_ebi_dev_config *config = &conf->sam9;
struct at91sam9_smc_timings *timings = &config->timings;
unsigned int val;
@@ -102,43 +104,43 @@ static void at91sam9_ebi_get_config(struct at91_ebi_dev *ebid,
config->mode = val & ~AT91_SMC_TDF;
val = (val & AT91_SMC_TDF) >> 16;
- timings->tdf_ns = clk_rate * val;
+ timings->tdf_ns = clk_period * val;
regmap_fields_read(fields->setup, conf->cs, &val);
timings->ncs_rd_setup_ns = (val >> 24) & 0x1f;
timings->ncs_rd_setup_ns += ((val >> 29) & 0x1) * 128;
- timings->ncs_rd_setup_ns *= clk_rate;
+ timings->ncs_rd_setup_ns *= clk_period;
timings->nrd_setup_ns = (val >> 16) & 0x1f;
timings->nrd_setup_ns += ((val >> 21) & 0x1) * 128;
- timings->nrd_setup_ns *= clk_rate;
+ timings->nrd_setup_ns *= clk_period;
timings->ncs_wr_setup_ns = (val >> 8) & 0x1f;
timings->ncs_wr_setup_ns += ((val >> 13) & 0x1) * 128;
- timings->ncs_wr_setup_ns *= clk_rate;
+ timings->ncs_wr_setup_ns *= clk_period;
timings->nwe_setup_ns = val & 0x1f;
timings->nwe_setup_ns += ((val >> 5) & 0x1) * 128;
- timings->nwe_setup_ns *= clk_rate;
+ timings->nwe_setup_ns *= clk_period;
regmap_fields_read(fields->pulse, conf->cs, &val);
timings->ncs_rd_pulse_ns = (val >> 24) & 0x3f;
timings->ncs_rd_pulse_ns += ((val >> 30) & 0x1) * 256;
- timings->ncs_rd_pulse_ns *= clk_rate;
+ timings->ncs_rd_pulse_ns *= clk_period;
timings->nrd_pulse_ns = (val >> 16) & 0x3f;
timings->nrd_pulse_ns += ((val >> 22) & 0x1) * 256;
- timings->nrd_pulse_ns *= clk_rate;
+ timings->nrd_pulse_ns *= clk_period;
timings->ncs_wr_pulse_ns = (val >> 8) & 0x3f;
timings->ncs_wr_pulse_ns += ((val >> 14) & 0x1) * 256;
- timings->ncs_wr_pulse_ns *= clk_rate;
+ timings->ncs_wr_pulse_ns *= clk_period;
timings->nwe_pulse_ns = val & 0x3f;
timings->nwe_pulse_ns += ((val >> 6) & 0x1) * 256;
- timings->nwe_pulse_ns *= clk_rate;
+ timings->nwe_pulse_ns *= clk_period;
regmap_fields_read(fields->cycle, conf->cs, &val);
timings->nrd_cycle_ns = (val >> 16) & 0x7f;
timings->nrd_cycle_ns += ((val >> 23) & 0x3) * 256;
- timings->nrd_cycle_ns *= clk_rate;
+ timings->nrd_cycle_ns *= clk_period;
timings->nwe_cycle_ns = val & 0x7f;
timings->nwe_cycle_ns += ((val >> 7) & 0x3) * 256;
- timings->nwe_cycle_ns *= clk_rate;
+ timings->nwe_cycle_ns *= clk_period;
}
static int at91_xlate_timing(struct device_node *np, const char *prop,
@@ -334,6 +336,7 @@ static int at91sam9_ebi_apply_config(struct at91_ebi_dev *ebid,
struct at91_ebi_dev_config *conf)
{
unsigned int clk_rate = clk_get_rate(ebid->ebi->clk);
+ unsigned int clk_period = NSEC_PER_SEC / clk_rate;
struct at91sam9_ebi_dev_config *config = &conf->sam9;
struct at91sam9_smc_timings *timings = &config->timings;
struct at91sam9_smc_generic_fields *fields = &ebid->ebi->sam9;
@@ -376,7 +379,7 @@ static int at91sam9_ebi_apply_config(struct at91_ebi_dev *ebid,
val |= AT91SAM9_SMC_NWECYCLE(coded_val);
regmap_fields_write(fields->cycle, conf->cs, val);
- val = DIV_ROUND_UP(timings->tdf_ns, clk_rate);
+ val = DIV_ROUND_UP(timings->tdf_ns, clk_period);
if (val > AT91_SMC_TDF_MAX)
val = AT91_SMC_TDF_MAX;
regmap_fields_write(fields->mode, conf->cs,
@@ -394,22 +397,26 @@ static int at91sam9_ebi_init(struct at91_ebi *ebi)
field.id_offset = AT91SAM9_SMC_GENERIC_BLK_SZ;
field.reg = AT91SAM9_SMC_SETUP(AT91SAM9_SMC_GENERIC);
- fields->setup = devm_regmap_field_alloc(ebi->dev, ebi->smc, field);
+ fields->setup = devm_regmap_field_alloc(ebi->dev, ebi->smc.regmap,
+ field);
if (IS_ERR(fields->setup))
return PTR_ERR(fields->setup);
field.reg = AT91SAM9_SMC_PULSE(AT91SAM9_SMC_GENERIC);
- fields->pulse = devm_regmap_field_alloc(ebi->dev, ebi->smc, field);
+ fields->pulse = devm_regmap_field_alloc(ebi->dev, ebi->smc.regmap,
+ field);
if (IS_ERR(fields->pulse))
return PTR_ERR(fields->pulse);
field.reg = AT91SAM9_SMC_CYCLE(AT91SAM9_SMC_GENERIC);
- fields->cycle = devm_regmap_field_alloc(ebi->dev, ebi->smc, field);
+ fields->cycle = devm_regmap_field_alloc(ebi->dev, ebi->smc.regmap,
+ field);
if (IS_ERR(fields->cycle))
return PTR_ERR(fields->cycle);
field.reg = AT91SAM9_SMC_MODE(AT91SAM9_SMC_GENERIC);
- fields->mode = devm_regmap_field_alloc(ebi->dev, ebi->smc, field);
+ fields->mode = devm_regmap_field_alloc(ebi->dev, ebi->smc.regmap,
+ field);
return PTR_ERR_OR_ZERO(fields->mode);
}
@@ -422,22 +429,26 @@ static int sama5d3_ebi_init(struct at91_ebi *ebi)
field.id_offset = SAMA5_SMC_GENERIC_BLK_SZ;
field.reg = AT91SAM9_SMC_SETUP(SAMA5_SMC_GENERIC);
- fields->setup = devm_regmap_field_alloc(ebi->dev, ebi->smc, field);
+ fields->setup = devm_regmap_field_alloc(ebi->dev, ebi->smc.regmap,
+ field);
if (IS_ERR(fields->setup))
return PTR_ERR(fields->setup);
field.reg = AT91SAM9_SMC_PULSE(SAMA5_SMC_GENERIC);
- fields->pulse = devm_regmap_field_alloc(ebi->dev, ebi->smc, field);
+ fields->pulse = devm_regmap_field_alloc(ebi->dev, ebi->smc.regmap,
+ field);
if (IS_ERR(fields->pulse))
return PTR_ERR(fields->pulse);
field.reg = AT91SAM9_SMC_CYCLE(SAMA5_SMC_GENERIC);
- fields->cycle = devm_regmap_field_alloc(ebi->dev, ebi->smc, field);
+ fields->cycle = devm_regmap_field_alloc(ebi->dev, ebi->smc.regmap,
+ field);
if (IS_ERR(fields->cycle))
return PTR_ERR(fields->cycle);
field.reg = SAMA5_SMC_MODE(SAMA5_SMC_GENERIC);
- fields->mode = devm_regmap_field_alloc(ebi->dev, ebi->smc, field);
+ fields->mode = devm_regmap_field_alloc(ebi->dev, ebi->smc.regmap,
+ field);
return PTR_ERR_OR_ZERO(fields->mode);
}
@@ -448,12 +459,31 @@ static int at91_ebi_dev_setup(struct at91_ebi *ebi, struct device_node *np,
struct at91_ebi_dev_config conf = { };
struct device *dev = ebi->dev;
struct at91_ebi_dev *ebid;
- int ret, numcs = 0, i;
+ unsigned long cslines = 0;
+ int ret, numcs = 0, nentries, i;
bool apply = false;
+ u32 cs;
- numcs = of_property_count_elems_of_size(np, "reg",
- reg_cells * sizeof(u32));
- if (numcs <= 0) {
+ nentries = of_property_count_elems_of_size(np, "reg",
+ reg_cells * sizeof(u32));
+ for (i = 0; i < nentries; i++) {
+ ret = of_property_read_u32_index(np, "reg", i * reg_cells,
+ &cs);
+ if (ret)
+ return ret;
+
+ if (cs >= AT91_MATRIX_EBI_NUM_CS ||
+ !(ebi->caps->available_cs & BIT(cs))) {
+ dev_err(dev, "invalid reg property in %s\n",
+ np->full_name);
+ return -EINVAL;
+ }
+
+ if (!test_and_set_bit(cs, &cslines))
+ numcs++;
+ }
+
+ if (!numcs) {
dev_err(dev, "invalid reg property in %s\n", np->full_name);
return -EINVAL;
}
@@ -472,21 +502,8 @@ static int at91_ebi_dev_setup(struct at91_ebi *ebi, struct device_node *np,
else if (ret)
apply = true;
- for (i = 0; i < numcs; i++) {
- u32 cs;
-
- ret = of_property_read_u32_index(np, "reg", i * reg_cells,
- &cs);
- if (ret)
- return ret;
-
- if (cs > AT91_MATRIX_EBI_NUM_CS ||
- !(ebi->caps->available_cs & BIT(cs))) {
- dev_err(dev, "invalid reg property in %s\n",
- np->full_name);
- return -EINVAL;
- }
-
+ i = 0;
+ for_each_set_bit(cs, &cslines, AT91_MATRIX_EBI_NUM_CS) {
ebid->configs[i].cs = cs;
if (apply) {
@@ -502,9 +519,11 @@ static int at91_ebi_dev_setup(struct at91_ebi *ebi, struct device_node *np,
* Attach the EBI device to the generic SMC logic if at least
* one "atmel,smc-" property is present.
*/
- if (ebi->ebi_csa && ret)
+ if (ebi->ebi_csa && apply)
regmap_field_update_bits(ebi->ebi_csa,
BIT(cs), 0);
+
+ i++;
}
list_add_tail(&ebid->node, &ebi->devs);
@@ -668,7 +687,7 @@ static int at91_ebi_dev_disable(struct at91_ebi *ebi, struct device_node *np)
static int at91_ebi_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- struct device_node *child, *np = dev->of_node;
+ struct device_node *child, *np = dev->of_node, *smc_np;
const struct of_device_id *match;
struct at91_ebi *ebi;
int ret, reg_cells;
@@ -693,9 +712,22 @@ static int at91_ebi_probe(struct platform_device *pdev)
ebi->clk = clk;
- ebi->smc = syscon_regmap_lookup_by_phandle(np, "atmel,smc");
- if (IS_ERR(ebi->smc))
- return PTR_ERR(ebi->smc);
+ smc_np = of_parse_phandle(dev->of_node, "atmel,smc", 0);
+
+ ebi->smc.regmap = syscon_node_to_regmap(smc_np);
+ if (IS_ERR(ebi->smc.regmap))
+ return PTR_ERR(ebi->smc.regmap);
+
+ ebi->smc.clk = of_clk_get(smc_np, 0);
+ if (IS_ERR(ebi->smc.clk)) {
+ if (PTR_ERR(ebi->smc.clk) != -ENOENT)
+ return PTR_ERR(ebi->smc.clk);
+
+ ebi->smc.clk = NULL;
+ }
+ ret = clk_prepare_enable(ebi->smc.clk);
+ if (ret)
+ return ret;
/*
* The sama5d3 does not provide an EBICSA register and thus does need
diff --git a/drivers/memory/tegra/tegra124-emc.c b/drivers/memory/tegra/tegra124-emc.c
index 06cc781ebac1..392dc8dd481f 100644
--- a/drivers/memory/tegra/tegra124-emc.c
+++ b/drivers/memory/tegra/tegra124-emc.c
@@ -1115,11 +1115,10 @@ static int tegra_emc_probe(struct platform_device *pdev)
}
mc = of_find_device_by_node(np);
+ of_node_put(np);
if (!mc)
return -ENOENT;
- of_node_put(np);
-
emc->mc = platform_get_drvdata(mc);
if (!emc->mc)
return -EPROBE_DEFER;
@@ -1135,9 +1134,7 @@ static int tegra_emc_probe(struct platform_device *pdev)
}
err = tegra_emc_load_timings_from_dt(emc, np);
-
of_node_put(np);
-
if (err)
return err;
diff --git a/drivers/soc/Kconfig b/drivers/soc/Kconfig
index f31bceb69c0d..f09023f7ab11 100644
--- a/drivers/soc/Kconfig
+++ b/drivers/soc/Kconfig
@@ -11,5 +11,6 @@ source "drivers/soc/tegra/Kconfig"
source "drivers/soc/ti/Kconfig"
source "drivers/soc/ux500/Kconfig"
source "drivers/soc/versatile/Kconfig"
+source "drivers/soc/zte/Kconfig"
endmenu
diff --git a/drivers/soc/Makefile b/drivers/soc/Makefile
index 50c23d0bd457..05eae52a30b4 100644
--- a/drivers/soc/Makefile
+++ b/drivers/soc/Makefile
@@ -16,3 +16,4 @@ obj-$(CONFIG_ARCH_TEGRA) += tegra/
obj-$(CONFIG_SOC_TI) += ti/
obj-$(CONFIG_ARCH_U8500) += ux500/
obj-$(CONFIG_PLAT_VERSATILE) += versatile/
+obj-$(CONFIG_ARCH_ZX) += zte/
diff --git a/drivers/soc/rockchip/Kconfig b/drivers/soc/rockchip/Kconfig
index 7140ff825598..20da55d9cbb1 100644
--- a/drivers/soc/rockchip/Kconfig
+++ b/drivers/soc/rockchip/Kconfig
@@ -3,6 +3,16 @@ if ARCH_ROCKCHIP || COMPILE_TEST
#
# Rockchip Soc drivers
#
+
+config ROCKCHIP_GRF
+ bool
+ default y
+ help
+ The General Register Files are a central component providing
+ special additional settings registers for a lot of soc-components.
+ In a lot of cases there also need to be default settings initialized
+ to make some of them conform to expectations of the kernel.
+
config ROCKCHIP_PM_DOMAINS
bool "Rockchip generic power domain"
depends on PM
diff --git a/drivers/soc/rockchip/Makefile b/drivers/soc/rockchip/Makefile
index 3d73d0672d22..c851fa0056d0 100644
--- a/drivers/soc/rockchip/Makefile
+++ b/drivers/soc/rockchip/Makefile
@@ -1,4 +1,5 @@
#
# Rockchip Soc drivers
#
+obj-$(CONFIG_ROCKCHIP_GRF) += grf.o
obj-$(CONFIG_ROCKCHIP_PM_DOMAINS) += pm_domains.o
diff --git a/drivers/soc/rockchip/grf.c b/drivers/soc/rockchip/grf.c
new file mode 100644
index 000000000000..d61db34ad6dd
--- /dev/null
+++ b/drivers/soc/rockchip/grf.c
@@ -0,0 +1,134 @@
+/*
+ * Rockchip Generic Register Files setup
+ *
+ * Copyright (c) 2016 Heiko Stuebner <[email protected]>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/err.h>
+#include <linux/mfd/syscon.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#define HIWORD_UPDATE(val, mask, shift) \
+ ((val) << (shift) | (mask) << ((shift) + 16))
+
+struct rockchip_grf_value {
+ const char *desc;
+ u32 reg;
+ u32 val;
+};
+
+struct rockchip_grf_info {
+ const struct rockchip_grf_value *values;
+ int num_values;
+};
+
+#define RK3036_GRF_SOC_CON0 0x140
+
+static const struct rockchip_grf_value rk3036_defaults[] __initconst = {
+ /*
+ * Disable auto jtag/sdmmc switching that causes issues with the
+ * clock-framework and the mmc controllers making them unreliable.
+ */
+ { "jtag switching", RK3036_GRF_SOC_CON0, HIWORD_UPDATE(0, 1, 11) },
+};
+
+static const struct rockchip_grf_info rk3036_grf __initconst = {
+ .values = rk3036_defaults,
+ .num_values = ARRAY_SIZE(rk3036_defaults),
+};
+
+#define RK3288_GRF_SOC_CON0 0x244
+
+static const struct rockchip_grf_value rk3288_defaults[] __initconst = {
+ { "jtag switching", RK3288_GRF_SOC_CON0, HIWORD_UPDATE(0, 1, 12) },
+};
+
+static const struct rockchip_grf_info rk3288_grf __initconst = {
+ .values = rk3288_defaults,
+ .num_values = ARRAY_SIZE(rk3288_defaults),
+};
+
+#define RK3368_GRF_SOC_CON15 0x43c
+
+static const struct rockchip_grf_value rk3368_defaults[] __initconst = {
+ { "jtag switching", RK3368_GRF_SOC_CON15, HIWORD_UPDATE(0, 1, 13) },
+};
+
+static const struct rockchip_grf_info rk3368_grf __initconst = {
+ .values = rk3368_defaults,
+ .num_values = ARRAY_SIZE(rk3368_defaults),
+};
+
+#define RK3399_GRF_SOC_CON7 0xe21c
+
+static const struct rockchip_grf_value rk3399_defaults[] __initconst = {
+ { "jtag switching", RK3399_GRF_SOC_CON7, HIWORD_UPDATE(0, 1, 12) },
+};
+
+static const struct rockchip_grf_info rk3399_grf __initconst = {
+ .values = rk3399_defaults,
+ .num_values = ARRAY_SIZE(rk3399_defaults),
+};
+
+static const struct of_device_id rockchip_grf_dt_match[] __initconst = {
+ {
+ .compatible = "rockchip,rk3036-grf",
+ .data = (void *)&rk3036_grf,
+ }, {
+ .compatible = "rockchip,rk3288-grf",
+ .data = (void *)&rk3288_grf,
+ }, {
+ .compatible = "rockchip,rk3368-grf",
+ .data = (void *)&rk3368_grf,
+ }, {
+ .compatible = "rockchip,rk3399-grf",
+ .data = (void *)&rk3399_grf,
+ },
+ { /* sentinel */ },
+};
+
+static int __init rockchip_grf_init(void)
+{
+ const struct rockchip_grf_info *grf_info;
+ const struct of_device_id *match;
+ struct device_node *np;
+ struct regmap *grf;
+ int ret, i;
+
+ np = of_find_matching_node_and_match(NULL, rockchip_grf_dt_match,
+ &match);
+ if (!np)
+ return -ENODEV;
+ if (!match || !match->data) {
+ pr_err("%s: missing grf data\n", __func__);
+ return -EINVAL;
+ }
+
+ grf_info = match->data;
+
+ grf = syscon_node_to_regmap(np);
+ if (IS_ERR(grf)) {
+ pr_err("%s: could not get grf syscon\n", __func__);
+ return PTR_ERR(grf);
+ }
+
+ for (i = 0; i < grf_info->num_values; i++) {
+ const struct rockchip_grf_value *val = &grf_info->values[i];
+
+ pr_debug("%s: adjusting %s in %#6x to %#10x\n", __func__,
+ val->desc, val->reg, val->val);
+ ret = regmap_write(grf, val->reg, val->val);
+ if (ret < 0)
+ pr_err("%s: write to %#6x failed with %d\n",
+ __func__, val->reg, ret);
+ }
+
+ return 0;
+}
+postcore_initcall(rockchip_grf_init);
diff --git a/drivers/soc/rockchip/pm_domains.c b/drivers/soc/rockchip/pm_domains.c
index 1c78c42416c6..796c46a6cbe7 100644
--- a/drivers/soc/rockchip/pm_domains.c
+++ b/drivers/soc/rockchip/pm_domains.c
@@ -19,6 +19,7 @@
#include <linux/regmap.h>
#include <linux/mfd/syscon.h>
#include <dt-bindings/power/rk3288-power.h>
+#include <dt-bindings/power/rk3328-power.h>
#include <dt-bindings/power/rk3368-power.h>
#include <dt-bindings/power/rk3399-power.h>
@@ -29,6 +30,8 @@ struct rockchip_domain_info {
int idle_mask;
int ack_mask;
bool active_wakeup;
+ int pwr_w_mask;
+ int req_w_mask;
};
struct rockchip_pmu_info {
@@ -87,9 +90,24 @@ struct rockchip_pmu {
.active_wakeup = wakeup, \
}
+#define DOMAIN_M(pwr, status, req, idle, ack, wakeup) \
+{ \
+ .pwr_w_mask = (pwr >= 0) ? BIT(pwr + 16) : 0, \
+ .pwr_mask = (pwr >= 0) ? BIT(pwr) : 0, \
+ .status_mask = (status >= 0) ? BIT(status) : 0, \
+ .req_w_mask = (req >= 0) ? BIT(req + 16) : 0, \
+ .req_mask = (req >= 0) ? BIT(req) : 0, \
+ .idle_mask = (idle >= 0) ? BIT(idle) : 0, \
+ .ack_mask = (ack >= 0) ? BIT(ack) : 0, \
+ .active_wakeup = wakeup, \
+}
+
#define DOMAIN_RK3288(pwr, status, req, wakeup) \
DOMAIN(pwr, status, req, req, (req) + 16, wakeup)
+#define DOMAIN_RK3328(pwr, status, req, wakeup) \
+ DOMAIN_M(pwr, pwr, req, (req) + 10, req, wakeup)
+
#define DOMAIN_RK3368(pwr, status, req, wakeup) \
DOMAIN(pwr, status, req, (req) + 16, req, wakeup)
@@ -127,9 +145,13 @@ static int rockchip_pmu_set_idle_request(struct rockchip_pm_domain *pd,
if (pd_info->req_mask == 0)
return 0;
-
- regmap_update_bits(pmu->regmap, pmu->info->req_offset,
- pd_info->req_mask, idle ? -1U : 0);
+ else if (pd_info->req_w_mask)
+ regmap_write(pmu->regmap, pmu->info->req_offset,
+ idle ? (pd_info->req_mask | pd_info->req_w_mask) :
+ pd_info->req_w_mask);
+ else
+ regmap_update_bits(pmu->regmap, pmu->info->req_offset,
+ pd_info->req_mask, idle ? -1U : 0);
dsb(sy);
@@ -230,9 +252,13 @@ static void rockchip_do_pmu_set_power_domain(struct rockchip_pm_domain *pd,
if (pd->info->pwr_mask == 0)
return;
-
- regmap_update_bits(pmu->regmap, pmu->info->pwr_offset,
- pd->info->pwr_mask, on ? 0 : -1U);
+ else if (pd->info->pwr_w_mask)
+ regmap_write(pmu->regmap, pmu->info->pwr_offset,
+ on ? pd->info->pwr_mask :
+ (pd->info->pwr_mask | pd->info->pwr_w_mask));
+ else
+ regmap_update_bits(pmu->regmap, pmu->info->pwr_offset,
+ pd->info->pwr_mask, on ? 0 : -1U);
dsb(sy);
@@ -692,6 +718,18 @@ static const struct rockchip_domain_info rk3288_pm_domains[] = {
[RK3288_PD_GPU] = DOMAIN_RK3288(9, 9, 2, false),
};
+static const struct rockchip_domain_info rk3328_pm_domains[] = {
+ [RK3328_PD_CORE] = DOMAIN_RK3328(-1, 0, 0, false),
+ [RK3328_PD_GPU] = DOMAIN_RK3328(-1, 1, 1, false),
+ [RK3328_PD_BUS] = DOMAIN_RK3328(-1, 2, 2, true),
+ [RK3328_PD_MSCH] = DOMAIN_RK3328(-1, 3, 3, true),
+ [RK3328_PD_PERI] = DOMAIN_RK3328(-1, 4, 4, true),
+ [RK3328_PD_VIDEO] = DOMAIN_RK3328(-1, 5, 5, false),
+ [RK3328_PD_HEVC] = DOMAIN_RK3328(-1, 6, 6, false),
+ [RK3328_PD_VIO] = DOMAIN_RK3328(-1, 8, 8, false),
+ [RK3328_PD_VPU] = DOMAIN_RK3328(-1, 9, 9, false),
+};
+
static const struct rockchip_domain_info rk3368_pm_domains[] = {
[RK3368_PD_PERI] = DOMAIN_RK3368(13, 12, 6, true),
[RK3368_PD_VIO] = DOMAIN_RK3368(15, 14, 8, false),
@@ -747,6 +785,15 @@ static const struct rockchip_pmu_info rk3288_pmu = {
.domain_info = rk3288_pm_domains,
};
+static const struct rockchip_pmu_info rk3328_pmu = {
+ .req_offset = 0x414,
+ .idle_offset = 0x484,
+ .ack_offset = 0x484,
+
+ .num_domains = ARRAY_SIZE(rk3328_pm_domains),
+ .domain_info = rk3328_pm_domains,
+};
+
static const struct rockchip_pmu_info rk3368_pmu = {
.pwr_offset = 0x0c,
.status_offset = 0x10,
@@ -783,6 +830,10 @@ static const struct of_device_id rockchip_pm_domain_dt_match[] = {
.data = (void *)&rk3288_pmu,
},
{
+ .compatible = "rockchip,rk3328-power-controller",
+ .data = (void *)&rk3328_pmu,
+ },
+ {
.compatible = "rockchip,rk3368-power-controller",
.data = (void *)&rk3368_pmu,
},
diff --git a/drivers/soc/samsung/exynos-pmu.c b/drivers/soc/samsung/exynos-pmu.c
index 0acdfd82e751..56d9244ff981 100644
--- a/drivers/soc/samsung/exynos-pmu.c
+++ b/drivers/soc/samsung/exynos-pmu.c
@@ -11,6 +11,8 @@
#include <linux/of.h>
#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/mfd/syscon.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
@@ -42,7 +44,7 @@ void exynos_sys_powerdown_conf(enum sys_powerdown mode)
unsigned int i;
const struct exynos_pmu_data *pmu_data;
- if (!pmu_context)
+ if (!pmu_context || !pmu_context->pmu_data)
return;
pmu_data = pmu_context->pmu_data;
@@ -88,13 +90,24 @@ static const struct of_device_id exynos_pmu_of_device_ids[] = {
}, {
.compatible = "samsung,exynos5420-pmu",
.data = &exynos5420_pmu_data,
+ }, {
+ .compatible = "samsung,exynos5433-pmu",
},
{ /*sentinel*/ },
};
+struct regmap *exynos_get_pmu_regmap(void)
+{
+ struct device_node *np = of_find_matching_node(NULL,
+ exynos_pmu_of_device_ids);
+ if (np)
+ return syscon_node_to_regmap(np);
+ return ERR_PTR(-ENODEV);
+}
+EXPORT_SYMBOL_GPL(exynos_get_pmu_regmap);
+
static int exynos_pmu_probe(struct platform_device *pdev)
{
- const struct of_device_id *match;
struct device *dev = &pdev->dev;
struct resource *res;
@@ -106,17 +119,12 @@ static int exynos_pmu_probe(struct platform_device *pdev)
pmu_context = devm_kzalloc(&pdev->dev,
sizeof(struct exynos_pmu_context),
GFP_KERNEL);
- if (!pmu_context) {
- dev_err(dev, "Cannot allocate memory.\n");
+ if (!pmu_context)
return -ENOMEM;
- }
pmu_context->dev = dev;
+ pmu_context->pmu_data = of_device_get_match_data(dev);
- match = of_match_node(exynos_pmu_of_device_ids, dev->of_node);
-
- pmu_context->pmu_data = match->data;
-
- if (pmu_context->pmu_data->pmu_init)
+ if (pmu_context->pmu_data && pmu_context->pmu_data->pmu_init)
pmu_context->pmu_data->pmu_init();
platform_set_drvdata(pdev, pmu_context);
diff --git a/drivers/soc/samsung/exynos5250-pmu.c b/drivers/soc/samsung/exynos5250-pmu.c
index 3fac42561964..8d94f0819f32 100644
--- a/drivers/soc/samsung/exynos5250-pmu.c
+++ b/drivers/soc/samsung/exynos5250-pmu.c
@@ -29,7 +29,7 @@ static const struct exynos_pmu_conf exynos5250_pmu_config[] = {
{ EXYNOS5_DIS_IRQ_ISP_ARM_CENTRAL_SYS_PWR_REG, { 0x0, 0x0, 0x0} },
{ EXYNOS5_ARM_COMMON_SYS_PWR_REG, { 0x0, 0x0, 0x2} },
{ EXYNOS5_ARM_L2_SYS_PWR_REG, { 0x3, 0x3, 0x3} },
- { EXYNOS5_ARM_L2_OPTION, { 0x10, 0x10, 0x0 } },
+ { EXYNOS_L2_OPTION(0), { 0x10, 0x10, 0x0 } },
{ EXYNOS5_CMU_ACLKSTOP_SYS_PWR_REG, { 0x1, 0x0, 0x1} },
{ EXYNOS5_CMU_SCLKSTOP_SYS_PWR_REG, { 0x1, 0x0, 0x1} },
{ EXYNOS5_CMU_RESET_SYS_PWR_REG, { 0x1, 0x1, 0x0} },
diff --git a/drivers/soc/samsung/exynos5420-pmu.c b/drivers/soc/samsung/exynos5420-pmu.c
index 3f2c64180ef8..0a89fa79c678 100644
--- a/drivers/soc/samsung/exynos5420-pmu.c
+++ b/drivers/soc/samsung/exynos5420-pmu.c
@@ -230,11 +230,11 @@ static void exynos5420_pmu_init(void)
pmu_raw_writel(EXYNOS5420_USE_STANDBY_WFI_ALL, S5P_CENTRAL_SEQ_OPTION);
value = pmu_raw_readl(EXYNOS_L2_OPTION(0));
- value &= ~EXYNOS5_USE_RETENTION;
+ value &= ~EXYNOS_L2_USE_RETENTION;
pmu_raw_writel(value, EXYNOS_L2_OPTION(0));
value = pmu_raw_readl(EXYNOS_L2_OPTION(1));
- value &= ~EXYNOS5_USE_RETENTION;
+ value &= ~EXYNOS_L2_USE_RETENTION;
pmu_raw_writel(value, EXYNOS_L2_OPTION(1));
/*
diff --git a/drivers/soc/samsung/pm_domains.c b/drivers/soc/samsung/pm_domains.c
index 7112004b8032..15bad1543409 100644
--- a/drivers/soc/samsung/pm_domains.c
+++ b/drivers/soc/samsung/pm_domains.c
@@ -128,10 +128,17 @@ static const struct exynos_pm_domain_config exynos4210_cfg __initconst = {
.local_pwr_cfg = 0x7,
};
+static const struct exynos_pm_domain_config exynos5433_cfg __initconst = {
+ .local_pwr_cfg = 0xf,
+};
+
static const struct of_device_id exynos_pm_domain_of_match[] __initconst = {
{
.compatible = "samsung,exynos4210-pd",
.data = &exynos4210_cfg,
+ }, {
+ .compatible = "samsung,exynos5433-pd",
+ .data = &exynos5433_cfg,
},
{ },
};
diff --git a/drivers/soc/ti/knav_dma.c b/drivers/soc/ti/knav_dma.c
index 1a7b5caa127b..ecebe2eecc3a 100644
--- a/drivers/soc/ti/knav_dma.c
+++ b/drivers/soc/ti/knav_dma.c
@@ -395,7 +395,7 @@ static int of_channel_match_helper(struct device_node *np, const char *name,
if (of_parse_phandle_with_fixed_args(np, "ti,navigator-dmas",
1, index, &args)) {
- dev_err(kdev->dev, "Missing the pahndle args name %s\n", name);
+ dev_err(kdev->dev, "Missing the phandle args name %s\n", name);
return -ENODEV;
}
@@ -436,7 +436,7 @@ void *knav_dma_open_channel(struct device *dev, const char *name,
}
dev_dbg(kdev->dev, "initializing %s channel %d from DMA %s\n",
- config->direction == DMA_MEM_TO_DEV ? "transmit" :
+ config->direction == DMA_MEM_TO_DEV ? "transmit" :
config->direction == DMA_DEV_TO_MEM ? "receive" :
"unknown", chan_num, instance);
diff --git a/drivers/soc/ti/knav_qmss_acc.c b/drivers/soc/ti/knav_qmss_acc.c
index 0612ebae0a09..3d7225f4e77f 100644
--- a/drivers/soc/ti/knav_qmss_acc.c
+++ b/drivers/soc/ti/knav_qmss_acc.c
@@ -16,21 +16,12 @@
* General Public License for more details.
*/
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/device.h>
+#include <linux/dma-mapping.h>
#include <linux/io.h>
#include <linux/interrupt.h>
-#include <linux/bitops.h>
-#include <linux/slab.h>
-#include <linux/spinlock.h>
-#include <linux/soc/ti/knav_qmss.h>
-#include <linux/platform_device.h>
-#include <linux/dma-mapping.h>
-#include <linux/of.h>
-#include <linux/of_device.h>
+#include <linux/module.h>
#include <linux/of_address.h>
-#include <linux/firmware.h>
+#include <linux/soc/ti/knav_qmss.h>
#include "knav_qmss.h"
diff --git a/drivers/soc/ti/knav_qmss_queue.c b/drivers/soc/ti/knav_qmss_queue.c
index eacad57f2977..279e7c5551dd 100644
--- a/drivers/soc/ti/knav_qmss_queue.c
+++ b/drivers/soc/ti/knav_qmss_queue.c
@@ -16,26 +16,17 @@
* General Public License for more details.
*/
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/device.h>
-#include <linux/clk.h>
-#include <linux/io.h>
-#include <linux/interrupt.h>
-#include <linux/bitops.h>
-#include <linux/slab.h>
-#include <linux/spinlock.h>
-#include <linux/platform_device.h>
+#include <linux/debugfs.h>
#include <linux/dma-mapping.h>
-#include <linux/of.h>
-#include <linux/of_irq.h>
-#include <linux/of_device.h>
+#include <linux/firmware.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/module.h>
#include <linux/of_address.h>
+#include <linux/of_device.h>
+#include <linux/of_irq.h>
#include <linux/pm_runtime.h>
-#include <linux/firmware.h>
-#include <linux/debugfs.h>
-#include <linux/seq_file.h>
-#include <linux/string.h>
+#include <linux/slab.h>
#include <linux/soc/ti/knav_qmss.h>
#include "knav_qmss.h"
diff --git a/drivers/soc/ti/wkup_m3_ipc.c b/drivers/soc/ti/wkup_m3_ipc.c
index 8823cc81ae45..8bfa44b08e03 100644
--- a/drivers/soc/ti/wkup_m3_ipc.c
+++ b/drivers/soc/ti/wkup_m3_ipc.c
@@ -370,8 +370,6 @@ static void wkup_m3_rproc_boot_thread(struct wkup_m3_ipc *m3_ipc)
struct device *dev = m3_ipc->dev;
int ret;
- wait_for_completion(&m3_ipc->rproc->firmware_loading_complete);
-
init_completion(&m3_ipc->sync_complete);
ret = rproc_boot(m3_ipc->rproc);
diff --git a/drivers/soc/zte/Kconfig b/drivers/soc/zte/Kconfig
new file mode 100644
index 000000000000..20bde38ce2f9
--- /dev/null
+++ b/drivers/soc/zte/Kconfig
@@ -0,0 +1,13 @@
+#
+# ZTE SoC drivers
+#
+menuconfig SOC_ZTE
+ bool "ZTE SoC driver support"
+
+if SOC_ZTE
+
+config ZX2967_PM_DOMAINS
+ bool "ZX2967 PM domains"
+ depends on PM_GENERIC_DOMAINS
+
+endif
diff --git a/drivers/soc/zte/Makefile b/drivers/soc/zte/Makefile
new file mode 100644
index 000000000000..96b7cd4c9629
--- /dev/null
+++ b/drivers/soc/zte/Makefile
@@ -0,0 +1,5 @@
+#
+# ZTE SOC drivers
+#
+obj-$(CONFIG_ZX2967_PM_DOMAINS) += zx2967_pm_domains.o
+obj-$(CONFIG_ZX2967_PM_DOMAINS) += zx296718_pm_domains.o
diff --git a/drivers/soc/zte/zx296718_pm_domains.c b/drivers/soc/zte/zx296718_pm_domains.c
new file mode 100644
index 000000000000..5ed924fee855
--- /dev/null
+++ b/drivers/soc/zte/zx296718_pm_domains.c
@@ -0,0 +1,182 @@
+/*
+ * Copyright (C) 2017 ZTE Ltd.
+ *
+ * Author: Baoyou Xie <[email protected]>
+ * License terms: GNU General Public License (GPL) version 2
+ */
+
+#include <dt-bindings/soc/zte,pm_domains.h>
+#include "zx2967_pm_domains.h"
+
+static u16 zx296718_offsets[REG_ARRAY_SIZE] = {
+ [REG_CLKEN] = 0x18,
+ [REG_ISOEN] = 0x1c,
+ [REG_RSTEN] = 0x20,
+ [REG_PWREN] = 0x24,
+ [REG_ACK_SYNC] = 0x28,
+};
+
+enum {
+ PCU_DM_VOU = 0,
+ PCU_DM_SAPPU,
+ PCU_DM_VDE,
+ PCU_DM_VCE,
+ PCU_DM_HDE,
+ PCU_DM_VIU,
+ PCU_DM_USB20,
+ PCU_DM_USB21,
+ PCU_DM_USB30,
+ PCU_DM_HSIC,
+ PCU_DM_GMAC,
+ PCU_DM_TS,
+};
+
+static struct zx2967_pm_domain vou_domain = {
+ .dm = {
+ .name = "vou_domain",
+ },
+ .bit = PCU_DM_VOU,
+ .polarity = PWREN,
+ .reg_offset = zx296718_offsets,
+};
+
+static struct zx2967_pm_domain sappu_domain = {
+ .dm = {
+ .name = "sappu_domain",
+ },
+ .bit = PCU_DM_SAPPU,
+ .polarity = PWREN,
+ .reg_offset = zx296718_offsets,
+};
+
+static struct zx2967_pm_domain vde_domain = {
+ .dm = {
+ .name = "vde_domain",
+ },
+ .bit = PCU_DM_VDE,
+ .polarity = PWREN,
+ .reg_offset = zx296718_offsets,
+};
+
+static struct zx2967_pm_domain vce_domain = {
+ .dm = {
+ .name = "vce_domain",
+ },
+ .bit = PCU_DM_VCE,
+ .polarity = PWREN,
+ .reg_offset = zx296718_offsets,
+};
+
+static struct zx2967_pm_domain hde_domain = {
+ .dm = {
+ .name = "hde_domain",
+ },
+ .bit = PCU_DM_HDE,
+ .polarity = PWREN,
+ .reg_offset = zx296718_offsets,
+};
+
+static struct zx2967_pm_domain viu_domain = {
+ .dm = {
+ .name = "viu_domain",
+ },
+ .bit = PCU_DM_VIU,
+ .polarity = PWREN,
+ .reg_offset = zx296718_offsets,
+};
+
+static struct zx2967_pm_domain usb20_domain = {
+ .dm = {
+ .name = "usb20_domain",
+ },
+ .bit = PCU_DM_USB20,
+ .polarity = PWREN,
+ .reg_offset = zx296718_offsets,
+};
+
+static struct zx2967_pm_domain usb21_domain = {
+ .dm = {
+ .name = "usb21_domain",
+ },
+ .bit = PCU_DM_USB21,
+ .polarity = PWREN,
+ .reg_offset = zx296718_offsets,
+};
+
+static struct zx2967_pm_domain usb30_domain = {
+ .dm = {
+ .name = "usb30_domain",
+ },
+ .bit = PCU_DM_USB30,
+ .polarity = PWREN,
+ .reg_offset = zx296718_offsets,
+};
+
+static struct zx2967_pm_domain hsic_domain = {
+ .dm = {
+ .name = "hsic_domain",
+ },
+ .bit = PCU_DM_HSIC,
+ .polarity = PWREN,
+ .reg_offset = zx296718_offsets,
+};
+
+static struct zx2967_pm_domain gmac_domain = {
+ .dm = {
+ .name = "gmac_domain",
+ },
+ .bit = PCU_DM_GMAC,
+ .polarity = PWREN,
+ .reg_offset = zx296718_offsets,
+};
+
+static struct zx2967_pm_domain ts_domain = {
+ .dm = {
+ .name = "ts_domain",
+ },
+ .bit = PCU_DM_TS,
+ .polarity = PWREN,
+ .reg_offset = zx296718_offsets,
+};
+
+static struct generic_pm_domain *zx296718_pm_domains[] = {
+ [DM_ZX296718_VOU] = &vou_domain.dm,
+ [DM_ZX296718_SAPPU] = &sappu_domain.dm,
+ [DM_ZX296718_VDE] = &vde_domain.dm,
+ [DM_ZX296718_VCE] = &vce_domain.dm,
+ [DM_ZX296718_HDE] = &hde_domain.dm,
+ [DM_ZX296718_VIU] = &viu_domain.dm,
+ [DM_ZX296718_USB20] = &usb20_domain.dm,
+ [DM_ZX296718_USB21] = &usb21_domain.dm,
+ [DM_ZX296718_USB30] = &usb30_domain.dm,
+ [DM_ZX296718_HSIC] = &hsic_domain.dm,
+ [DM_ZX296718_GMAC] = &gmac_domain.dm,
+ [DM_ZX296718_TS] = &ts_domain.dm,
+};
+
+static int zx296718_pd_probe(struct platform_device *pdev)
+{
+ return zx2967_pd_probe(pdev,
+ zx296718_pm_domains,
+ ARRAY_SIZE(zx296718_pm_domains));
+}
+
+static const struct of_device_id zx296718_pm_domain_matches[] = {
+ { .compatible = "zte,zx296718-pcu", },
+ { },
+};
+
+static struct platform_driver zx296718_pd_driver = {
+ .driver = {
+ .name = "zx296718-powerdomain",
+ .owner = THIS_MODULE,
+ .of_match_table = zx296718_pm_domain_matches,
+ },
+ .probe = zx296718_pd_probe,
+};
+
+static int __init zx296718_pd_init(void)
+{
+ return platform_driver_register(&zx296718_pd_driver);
+}
+subsys_initcall(zx296718_pd_init);
diff --git a/drivers/soc/zte/zx2967_pm_domains.c b/drivers/soc/zte/zx2967_pm_domains.c
new file mode 100644
index 000000000000..61c8d84bf315
--- /dev/null
+++ b/drivers/soc/zte/zx2967_pm_domains.c
@@ -0,0 +1,143 @@
+/*
+ * Copyright (C) 2017 ZTE Ltd.
+ *
+ * Author: Baoyou Xie <[email protected]>
+ * License terms: GNU General Public License (GPL) version 2
+ */
+
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/of.h>
+
+#include "zx2967_pm_domains.h"
+
+#define PCU_DM_CLKEN(zpd) ((zpd)->reg_offset[REG_CLKEN])
+#define PCU_DM_ISOEN(zpd) ((zpd)->reg_offset[REG_ISOEN])
+#define PCU_DM_RSTEN(zpd) ((zpd)->reg_offset[REG_RSTEN])
+#define PCU_DM_PWREN(zpd) ((zpd)->reg_offset[REG_PWREN])
+#define PCU_DM_ACK_SYNC(zpd) ((zpd)->reg_offset[REG_ACK_SYNC])
+
+static void __iomem *pcubase;
+
+static int zx2967_power_on(struct generic_pm_domain *domain)
+{
+ struct zx2967_pm_domain *zpd = (struct zx2967_pm_domain *)domain;
+ unsigned long loop = 1000;
+ u32 val;
+
+ val = readl_relaxed(pcubase + PCU_DM_PWREN(zpd));
+ if (zpd->polarity == PWREN)
+ val |= BIT(zpd->bit);
+ else
+ val &= ~BIT(zpd->bit);
+ writel_relaxed(val, pcubase + PCU_DM_PWREN(zpd));
+
+ do {
+ udelay(1);
+ val = readl_relaxed(pcubase + PCU_DM_ACK_SYNC(zpd))
+ & BIT(zpd->bit);
+ } while (--loop && !val);
+
+ if (!loop) {
+ pr_err("Error: %s %s fail\n", __func__, domain->name);
+ return -EIO;
+ }
+
+ val = readl_relaxed(pcubase + PCU_DM_RSTEN(zpd));
+ val |= BIT(zpd->bit);
+ writel_relaxed(val, pcubase + PCU_DM_RSTEN(zpd));
+ udelay(5);
+
+ val = readl_relaxed(pcubase + PCU_DM_ISOEN(zpd));
+ val &= ~BIT(zpd->bit);
+ writel_relaxed(val, pcubase + PCU_DM_ISOEN(zpd));
+ udelay(5);
+
+ val = readl_relaxed(pcubase + PCU_DM_CLKEN(zpd));
+ val |= BIT(zpd->bit);
+ writel_relaxed(val, pcubase + PCU_DM_CLKEN(zpd));
+ udelay(5);
+
+ pr_debug("poweron %s\n", domain->name);
+
+ return 0;
+}
+
+static int zx2967_power_off(struct generic_pm_domain *domain)
+{
+ struct zx2967_pm_domain *zpd = (struct zx2967_pm_domain *)domain;
+ unsigned long loop = 1000;
+ u32 val;
+
+ val = readl_relaxed(pcubase + PCU_DM_CLKEN(zpd));
+ val &= ~BIT(zpd->bit);
+ writel_relaxed(val, pcubase + PCU_DM_CLKEN(zpd));
+ udelay(5);
+
+ val = readl_relaxed(pcubase + PCU_DM_ISOEN(zpd));
+ val |= BIT(zpd->bit);
+ writel_relaxed(val, pcubase + PCU_DM_ISOEN(zpd));
+ udelay(5);
+
+ val = readl_relaxed(pcubase + PCU_DM_RSTEN(zpd));
+ val &= ~BIT(zpd->bit);
+ writel_relaxed(val, pcubase + PCU_DM_RSTEN(zpd));
+ udelay(5);
+
+ val = readl_relaxed(pcubase + PCU_DM_PWREN(zpd));
+ if (zpd->polarity == PWREN)
+ val &= ~BIT(zpd->bit);
+ else
+ val |= BIT(zpd->bit);
+ writel_relaxed(val, pcubase + PCU_DM_PWREN(zpd));
+
+ do {
+ udelay(1);
+ val = readl_relaxed(pcubase + PCU_DM_ACK_SYNC(zpd))
+ & BIT(zpd->bit);
+ } while (--loop && val);
+
+ if (!loop) {
+ pr_err("Error: %s %s fail\n", __func__, domain->name);
+ return -EIO;
+ }
+
+ pr_debug("poweroff %s\n", domain->name);
+
+ return 0;
+}
+
+int zx2967_pd_probe(struct platform_device *pdev,
+ struct generic_pm_domain **zx_pm_domains,
+ int domain_num)
+{
+ struct genpd_onecell_data *genpd_data;
+ struct resource *res;
+ int i;
+
+ genpd_data = devm_kzalloc(&pdev->dev, sizeof(*genpd_data), GFP_KERNEL);
+ if (!genpd_data)
+ return -ENOMEM;
+
+ genpd_data->domains = zx_pm_domains;
+ genpd_data->num_domains = domain_num;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ pcubase = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(pcubase)) {
+ dev_err(&pdev->dev, "ioremap fail.\n");
+ return PTR_ERR(pcubase);
+ }
+
+ for (i = 0; i < domain_num; ++i) {
+ zx_pm_domains[i]->power_on = zx2967_power_on;
+ zx_pm_domains[i]->power_off = zx2967_power_off;
+
+ pm_genpd_init(zx_pm_domains[i], NULL, false);
+ }
+
+ of_genpd_add_provider_onecell(pdev->dev.of_node, genpd_data);
+ dev_info(&pdev->dev, "powerdomain init ok\n");
+ return 0;
+}
diff --git a/drivers/soc/zte/zx2967_pm_domains.h b/drivers/soc/zte/zx2967_pm_domains.h
new file mode 100644
index 000000000000..cb46595a7ff3
--- /dev/null
+++ b/drivers/soc/zte/zx2967_pm_domains.h
@@ -0,0 +1,44 @@
+/*
+ * Header for ZTE's Power Domain Driver support
+ *
+ * Copyright (C) 2017 ZTE Ltd.
+ *
+ * Author: Baoyou Xie <[email protected]>
+ * License terms: GNU General Public License (GPL) version 2
+ */
+
+#ifndef __ZTE_ZX2967_PM_DOMAIN_H
+#define __ZTE_ZX2967_PM_DOMAIN_H
+
+#include <linux/platform_device.h>
+#include <linux/pm_domain.h>
+
+enum {
+ REG_CLKEN,
+ REG_ISOEN,
+ REG_RSTEN,
+ REG_PWREN,
+ REG_PWRDN,
+ REG_ACK_SYNC,
+
+ /* The size of the array - must be last */
+ REG_ARRAY_SIZE,
+};
+
+enum zx2967_power_polarity {
+ PWREN,
+ PWRDN,
+};
+
+struct zx2967_pm_domain {
+ struct generic_pm_domain dm;
+ const u16 bit;
+ const enum zx2967_power_polarity polarity;
+ const u16 *reg_offset;
+};
+
+int zx2967_pd_probe(struct platform_device *pdev,
+ struct generic_pm_domain **zx_pm_domains,
+ int domain_num);
+
+#endif /* __ZTE_ZX2967_PM_DOMAIN_H */
diff --git a/include/dt-bindings/power/rk3328-power.h b/include/dt-bindings/power/rk3328-power.h
new file mode 100644
index 000000000000..10c3c3715334
--- /dev/null
+++ b/include/dt-bindings/power/rk3328-power.h
@@ -0,0 +1,18 @@
+#ifndef __DT_BINDINGS_POWER_RK3328_POWER_H__
+#define __DT_BINDINGS_POWER_RK3328_POWER_H__
+
+/**
+ * RK3328 idle id Summary.
+ */
+#define RK3328_PD_CORE 0
+#define RK3328_PD_GPU 1
+#define RK3328_PD_BUS 2
+#define RK3328_PD_MSCH 3
+#define RK3328_PD_PERI 4
+#define RK3328_PD_VIDEO 5
+#define RK3328_PD_HEVC 6
+#define RK3328_PD_SYS 7
+#define RK3328_PD_VPU 8
+#define RK3328_PD_VIO 9
+
+#endif
diff --git a/include/dt-bindings/soc/zte,pm_domains.h b/include/dt-bindings/soc/zte,pm_domains.h
new file mode 100644
index 000000000000..a0b4019c8e01
--- /dev/null
+++ b/include/dt-bindings/soc/zte,pm_domains.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2017 Linaro Ltd.
+ *
+ * Author: Baoyou Xie <[email protected]>
+ * License terms: GNU General Public License (GPL) version 2
+ */
+
+#ifndef _DT_BINDINGS_SOC_ZTE_PM_DOMAINS_H
+#define _DT_BINDINGS_SOC_ZTE_PM_DOMAINS_H
+
+#define DM_ZX296718_SAPPU 0
+#define DM_ZX296718_VDE 1 /* g1v6 */
+#define DM_ZX296718_VCE 2 /* h1v6 */
+#define DM_ZX296718_HDE 3 /* g2v2 */
+#define DM_ZX296718_VIU 4
+#define DM_ZX296718_USB20 5
+#define DM_ZX296718_USB21 6
+#define DM_ZX296718_USB30 7
+#define DM_ZX296718_HSIC 8
+#define DM_ZX296718_GMAC 9
+#define DM_ZX296718_TS 10
+#define DM_ZX296718_VOU 11
+
+#endif /* _DT_BINDINGS_SOC_ZTE_PM_DOMAINS_H */
diff --git a/include/linux/qcom_scm.h b/include/linux/qcom_scm.h
index cc32ab852fbc..d32f6f1a5225 100644
--- a/include/linux/qcom_scm.h
+++ b/include/linux/qcom_scm.h
@@ -13,9 +13,9 @@
#ifndef __QCOM_SCM_H
#define __QCOM_SCM_H
-extern int qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus);
-extern int qcom_scm_set_warm_boot_addr(void *entry, const cpumask_t *cpus);
-
+#define QCOM_SCM_VERSION(major, minor) (((major) << 16) | ((minor) & 0xFF))
+#define QCOM_SCM_CPU_PWR_DOWN_L2_ON 0x0
+#define QCOM_SCM_CPU_PWR_DOWN_L2_OFF 0x1
#define QCOM_SCM_HDCP_MAX_REQ_CNT 5
struct qcom_scm_hdcp_req {
@@ -23,27 +23,49 @@ struct qcom_scm_hdcp_req {
u32 val;
};
+#if IS_ENABLED(CONFIG_QCOM_SCM)
+extern int qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus);
+extern int qcom_scm_set_warm_boot_addr(void *entry, const cpumask_t *cpus);
extern bool qcom_scm_is_available(void);
-
extern bool qcom_scm_hdcp_available(void);
extern int qcom_scm_hdcp_req(struct qcom_scm_hdcp_req *req, u32 req_cnt,
- u32 *resp);
-
+ u32 *resp);
extern bool qcom_scm_pas_supported(u32 peripheral);
extern int qcom_scm_pas_init_image(u32 peripheral, const void *metadata,
- size_t size);
+ size_t size);
extern int qcom_scm_pas_mem_setup(u32 peripheral, phys_addr_t addr,
- phys_addr_t size);
+ phys_addr_t size);
extern int qcom_scm_pas_auth_and_reset(u32 peripheral);
extern int qcom_scm_pas_shutdown(u32 peripheral);
-
-#define QCOM_SCM_CPU_PWR_DOWN_L2_ON 0x0
-#define QCOM_SCM_CPU_PWR_DOWN_L2_OFF 0x1
-
extern void qcom_scm_cpu_power_down(u32 flags);
-
-#define QCOM_SCM_VERSION(major, minor) (((major) << 16) | ((minor) & 0xFF))
-
extern u32 qcom_scm_get_version(void);
-
+extern int qcom_scm_set_remote_state(u32 state, u32 id);
+#else
+static inline
+int qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus)
+{
+ return -ENODEV;
+}
+static inline
+int qcom_scm_set_warm_boot_addr(void *entry, const cpumask_t *cpus)
+{
+ return -ENODEV;
+}
+static inline bool qcom_scm_is_available(void) { return false; }
+static inline bool qcom_scm_hdcp_available(void) { return false; }
+static inline int qcom_scm_hdcp_req(struct qcom_scm_hdcp_req *req, u32 req_cnt,
+ u32 *resp) { return -ENODEV; }
+static inline bool qcom_scm_pas_supported(u32 peripheral) { return false; }
+static inline int qcom_scm_pas_init_image(u32 peripheral, const void *metadata,
+ size_t size) { return -ENODEV; }
+static inline int qcom_scm_pas_mem_setup(u32 peripheral, phys_addr_t addr,
+ phys_addr_t size) { return -ENODEV; }
+static inline int
+qcom_scm_pas_auth_and_reset(u32 peripheral) { return -ENODEV; }
+static inline int qcom_scm_pas_shutdown(u32 peripheral) { return -ENODEV; }
+static inline void qcom_scm_cpu_power_down(u32 flags) {}
+static inline u32 qcom_scm_get_version(void) { return 0; }
+static inline u32
+qcom_scm_set_remote_state(u32 state,u32 id) { return -ENODEV; }
+#endif
#endif
diff --git a/include/linux/soc/samsung/exynos-pmu.h b/include/linux/soc/samsung/exynos-pmu.h
index e2e9de1acc5b..e57eb4b6cc5a 100644
--- a/include/linux/soc/samsung/exynos-pmu.h
+++ b/include/linux/soc/samsung/exynos-pmu.h
@@ -12,6 +12,8 @@
#ifndef __LINUX_SOC_EXYNOS_PMU_H
#define __LINUX_SOC_EXYNOS_PMU_H
+struct regmap;
+
enum sys_powerdown {
SYS_AFTR,
SYS_LPA,
@@ -20,5 +22,13 @@ enum sys_powerdown {
};
extern void exynos_sys_powerdown_conf(enum sys_powerdown mode);
+#ifdef CONFIG_EXYNOS_PMU
+extern struct regmap *exynos_get_pmu_regmap(void);
+#else
+static inline struct regmap *exynos_get_pmu_regmap(void)
+{
+ return ERR_PTR(-ENODEV);
+}
+#endif
#endif /* __LINUX_SOC_EXYNOS_PMU_H */
diff --git a/include/linux/soc/samsung/exynos-regs-pmu.h b/include/linux/soc/samsung/exynos-regs-pmu.h
index d30186e2b609..9786c62d7159 100644
--- a/include/linux/soc/samsung/exynos-regs-pmu.h
+++ b/include/linux/soc/samsung/exynos-regs-pmu.h
@@ -7,7 +7,13 @@
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
-*/
+ *
+ *
+ * Notice:
+ * This is not a list of all Exynos Power Management Unit SFRs.
+ * There are too many of them, not mentioning subtle differences
+ * between SoCs. For now, put here only the used registers.
+ */
#ifndef __LINUX_SOC_EXYNOS_REGS_PMU_H
#define __LINUX_SOC_EXYNOS_REGS_PMU_H __FILE__
@@ -38,7 +44,6 @@
#define EXYNOS_CORE_PO_RESET(n) ((1 << 4) << n)
#define EXYNOS_WAKEUP_FROM_LOWPWR (1 << 28)
#define EXYNOS_SWRESET 0x0400
-#define EXYNOS5440_SWRESET 0x00C4
#define S5P_WAKEUP_STAT 0x0600
#define S5P_EINT_WAKEUP_MASK 0x0604
@@ -136,12 +141,6 @@
#define EXYNOS_COMMON_OPTION(_nr) \
(EXYNOS_COMMON_CONFIGURATION(_nr) + 0x8)
-#define EXYNOS_CORE_LOCAL_PWR_EN 0x3
-
-#define EXYNOS_ARM_COMMON_STATUS 0x2504
-#define EXYNOS_COMMON_OPTION(_nr) \
- (EXYNOS_COMMON_CONFIGURATION(_nr) + 0x8)
-
#define EXYNOS_ARM_L2_CONFIGURATION 0x2600
#define EXYNOS_L2_CONFIGURATION(_nr) \
(EXYNOS_ARM_L2_CONFIGURATION + ((_nr) * 0x80))
@@ -149,17 +148,8 @@
(EXYNOS_L2_CONFIGURATION(_nr) + 0x4)
#define EXYNOS_L2_OPTION(_nr) \
(EXYNOS_L2_CONFIGURATION(_nr) + 0x8)
-#define EXYNOS_L2_COMMON_PWR_EN 0x3
-#define EXYNOS_ARM_CORE_X_STATUS_OFFSET 0x4
-
-#define EXYNOS5_APLL_SYSCLK_CONFIGURATION 0x2A00
-#define EXYNOS5_APLL_SYSCLK_STATUS 0x2A04
-
-#define EXYNOS5_ARM_L2_OPTION 0x2608
-#define EXYNOS5_USE_RETENTION BIT(4)
-
-#define EXYNOS5_L2RSTDISABLE_VALUE BIT(3)
+#define EXYNOS_L2_USE_RETENTION BIT(4)
#define S5P_PAD_RET_MAUDIO_OPTION 0x3028
#define S5P_PAD_RET_MMC2_OPTION 0x30c8
@@ -411,7 +401,6 @@
#define EXYNOS5_SATA_MEM_SYS_PWR_REG 0x11FC
#define EXYNOS5_PAD_RETENTION_DRAM_SYS_PWR_REG 0x1200
#define EXYNOS5_PAD_RETENTION_MAU_SYS_PWR_REG 0x1204
-#define EXYNOS5_PAD_RETENTION_EFNAND_SYS_PWR_REG 0x1208
#define EXYNOS5_PAD_RETENTION_GPIO_SYS_PWR_REG 0x1220
#define EXYNOS5_PAD_RETENTION_UART_SYS_PWR_REG 0x1224
#define EXYNOS5_PAD_RETENTION_MMCA_SYS_PWR_REG 0x1228
@@ -485,7 +474,6 @@
#define EXYNOS5420_SWRESET_KFC_SEL 0x3
/* Only for EXYNOS5420 */
-#define EXYNOS5420_ISP_ARM_OPTION 0x2488
#define EXYNOS5420_L2RSTDISABLE_VALUE BIT(3)
#define EXYNOS5420_LPI_MASK 0x0004
@@ -494,9 +482,6 @@
#define EXYNOS5420_ATB_KFC BIT(13)
#define EXYNOS5420_ATB_ISP_ARM BIT(19)
#define EXYNOS5420_EMULATION BIT(31)
-#define ATB_ISP_ARM BIT(12)
-#define ATB_KFC BIT(13)
-#define ATB_NOC BIT(14)
#define EXYNOS5420_ARM_INTR_SPREAD_ENABLE 0x0100
#define EXYNOS5420_ARM_INTR_SPREAD_USE_STANDBYWFI 0x0104
@@ -510,11 +495,6 @@
#define EXYNOS5420_KFC_CORE_RESET(_nr) \
((EXYNOS5420_KFC_CORE_RESET0 | EXYNOS5420_KFC_ETM_RESET0) << (_nr))
-#define EXYNOS5420_BB_CON1 0x0784
-#define EXYNOS5420_BB_SEL_EN BIT(31)
-#define EXYNOS5420_BB_PMOS_EN BIT(7)
-#define EXYNOS5420_BB_1300X 0XF
-
#define EXYNOS5420_ARM_CORE2_SYS_PWR_REG 0x1020
#define EXYNOS5420_DIS_IRQ_ARM_CORE2_LOCAL_SYS_PWR_REG 0x1024
#define EXYNOS5420_DIS_IRQ_ARM_CORE2_CENTRAL_SYS_PWR_REG 0x1028
@@ -546,15 +526,6 @@
#define EXYNOS5420_SPLL_SYSCLK_SYS_PWR_REG 0x1178
#define EXYNOS5420_INTRAM_MEM_SYS_PWR_REG 0x11B8
#define EXYNOS5420_INTROM_MEM_SYS_PWR_REG 0x11BC
-#define EXYNOS5420_ONENANDXL_MEM_SYS_PWR 0x11C0
-#define EXYNOS5420_USBDEV_MEM_SYS_PWR 0x11CC
-#define EXYNOS5420_USBDEV1_MEM_SYS_PWR 0x11D0
-#define EXYNOS5420_SDMMC_MEM_SYS_PWR 0x11D4
-#define EXYNOS5420_CSSYS_MEM_SYS_PWR 0x11D8
-#define EXYNOS5420_SECSS_MEM_SYS_PWR 0x11DC
-#define EXYNOS5420_ROTATOR_MEM_SYS_PWR 0x11E0
-#define EXYNOS5420_INTRAM_MEM_SYS_PWR 0x11E4
-#define EXYNOS5420_INTROM_MEM_SYS_PWR 0x11E8
#define EXYNOS5420_PAD_RETENTION_JTAG_SYS_PWR_REG 0x1208
#define EXYNOS5420_PAD_RETENTION_DRAM_SYS_PWR_REG 0x1210
#define EXYNOS5420_PAD_RETENTION_UART_SYS_PWR_REG 0x1214
@@ -605,13 +576,7 @@
#define EXYNOS5420_CMU_RESET_MSC_SYS_PWR_REG 0x159C
#define EXYNOS5420_CMU_RESET_FSYS_SYS_PWR_REG 0x15A0
#define EXYNOS5420_SFR_AXI_CGDIS1 0x15E4
-#define EXYNOS_ARM_CORE2_CONFIGURATION 0x2100
-#define EXYNOS5420_ARM_CORE2_OPTION 0x2108
-#define EXYNOS_ARM_CORE3_CONFIGURATION 0x2180
-#define EXYNOS5420_ARM_CORE3_OPTION 0x2188
-#define EXYNOS5420_ARM_COMMON_STATUS 0x2504
#define EXYNOS5420_ARM_COMMON_OPTION 0x2508
-#define EXYNOS5420_KFC_COMMON_STATUS 0x2584
#define EXYNOS5420_KFC_COMMON_OPTION 0x2588
#define EXYNOS5420_LOGIC_RESET_DURATION3 0x2D1C
@@ -626,33 +591,9 @@
#define EXYNOS_PAD_RET_DRAM_OPTION 0x3008
#define EXYNOS_PAD_RET_MAUDIO_OPTION 0x3028
#define EXYNOS_PAD_RET_JTAG_OPTION 0x3048
-#define EXYNOS_PAD_RET_GPIO_OPTION 0x3108
-#define EXYNOS_PAD_RET_UART_OPTION 0x3128
-#define EXYNOS_PAD_RET_MMCA_OPTION 0x3148
-#define EXYNOS_PAD_RET_MMCB_OPTION 0x3168
#define EXYNOS_PAD_RET_EBIA_OPTION 0x3188
#define EXYNOS_PAD_RET_EBIB_OPTION 0x31A8
-#define EXYNOS_PS_HOLD_CONTROL 0x330C
-
-/* For SYS_PWR_REG */
-#define EXYNOS_SYS_PWR_CFG BIT(0)
-
-#define EXYNOS5420_MFC_CONFIGURATION 0x4060
-#define EXYNOS5420_MFC_STATUS 0x4064
-#define EXYNOS5420_MFC_OPTION 0x4068
-#define EXYNOS5420_G3D_CONFIGURATION 0x4080
-#define EXYNOS5420_G3D_STATUS 0x4084
-#define EXYNOS5420_G3D_OPTION 0x4088
-#define EXYNOS5420_DISP0_CONFIGURATION 0x40A0
-#define EXYNOS5420_DISP0_STATUS 0x40A4
-#define EXYNOS5420_DISP0_OPTION 0x40A8
-#define EXYNOS5420_DISP1_CONFIGURATION 0x40C0
-#define EXYNOS5420_DISP1_STATUS 0x40C4
-#define EXYNOS5420_DISP1_OPTION 0x40C8
-#define EXYNOS5420_MAU_CONFIGURATION 0x40E0
-#define EXYNOS5420_MAU_STATUS 0x40E4
-#define EXYNOS5420_MAU_OPTION 0x40E8
#define EXYNOS5420_FSYS2_OPTION 0x4168
#define EXYNOS5420_PSGEN_OPTION 0x4188