diff options
22 files changed, 808 insertions, 967 deletions
diff --git a/arch/arm/mach-shmobile/board-ag5evm.c b/arch/arm/mach-shmobile/board-ag5evm.c index c7540710906f..f6d64495c405 100644 --- a/arch/arm/mach-shmobile/board-ag5evm.c +++ b/arch/arm/mach-shmobile/board-ag5evm.c @@ -41,6 +41,7 @@ #include <linux/mmc/sh_mmcif.h> #include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mfd/tmio.h> +#include <linux/platform_data/bd6107.h> #include <linux/sh_clk.h> #include <linux/irqchip/arm-gic.h> #include <video/sh_mobile_lcdc.h> @@ -291,47 +292,7 @@ static struct platform_device mipidsi0_device = { }, }; -static unsigned char lcd_backlight_seq[3][2] = { - { 0x04, 0x07 }, - { 0x23, 0x80 }, - { 0x03, 0x01 }, -}; - -static int lcd_backlight_set_brightness(int brightness) -{ - struct i2c_adapter *adap; - struct i2c_msg msg; - unsigned int i; - int ret; - - if (brightness == 0) { - /* Reset the chip */ - gpio_set_value(235, 0); - mdelay(24); - gpio_set_value(235, 1); - return 0; - } - - adap = i2c_get_adapter(1); - if (adap == NULL) - return -ENODEV; - - for (i = 0; i < ARRAY_SIZE(lcd_backlight_seq); i++) { - msg.addr = 0x6d; - msg.buf = &lcd_backlight_seq[i][0]; - msg.len = 2; - msg.flags = 0; - - ret = i2c_transfer(adap, &msg, 1); - if (ret < 0) - break; - } - - i2c_put_adapter(adap); - return ret < 0 ? ret : 0; -} - -/* LCDC0 */ +/* LCDC0 and backlight */ static const struct fb_videomode lcdc0_modes[] = { { .name = "R63302(QHD)", @@ -361,11 +322,6 @@ static struct sh_mobile_lcdc_info lcdc0_info = { .width = 44, .height = 79, }, - .bl_info = { - .name = "sh_mobile_lcdc_bl", - .max_brightness = 1, - .set_brightness = lcd_backlight_set_brightness, - }, .tx_dev = &mipidsi0_device, } }; @@ -394,6 +350,17 @@ static struct platform_device lcdc0_device = { }, }; +static struct bd6107_platform_data backlight_data = { + .fbdev = &lcdc0_device.dev, + .reset = 235, + .def_value = 0, +}; + +static struct i2c_board_info backlight_board_info = { + I2C_BOARD_INFO("bd6107", 0x6d), + .platform_data = &backlight_data, +}; + /* Fixed 2.8V regulators to be used by SDHI0 */ static struct regulator_consumer_supply fixed2v8_power_consumers[] = { @@ -648,15 +615,15 @@ static void __init ag5evm_init(void) gpio_set_value(217, 1); mdelay(100); - /* LCD backlight controller */ - gpio_request_one(235, GPIOF_OUT_INIT_LOW, NULL); /* RESET */ - lcd_backlight_set_brightness(0); #ifdef CONFIG_CACHE_L2X0 /* Shared attribute override enable, 64K*8way */ l2x0_init(IOMEM(0xf0100000), 0x00460000, 0xc2000fff); #endif sh73a0_add_standard_devices(); + + i2c_register_board_info(1, &backlight_board_info, 1); + platform_add_devices(ag5evm_devices, ARRAY_SIZE(ag5evm_devices)); } diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index 66cfd5686578..f62719dc3bd6 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -31,6 +31,8 @@ #include <linux/gpio_keys.h> #include <linux/regulator/driver.h> #include <linux/pinctrl/machine.h> +#include <linux/platform_data/pwm-renesas-tpu.h> +#include <linux/pwm_backlight.h> #include <linux/regulator/fixed.h> #include <linux/regulator/gpio-regulator.h> #include <linux/regulator/machine.h> @@ -387,7 +389,50 @@ static struct platform_device sh_eth_device = { .num_resources = ARRAY_SIZE(sh_eth_resources), }; -/* LCDC */ +/* PWM */ +static struct resource pwm_resources[] = { + [0] = { + .start = 0xe6600000, + .end = 0xe66000ff, + .flags = IORESOURCE_MEM, + }, +}; + +static struct tpu_pwm_platform_data pwm_device_data = { + .channels[2] = { + .polarity = PWM_POLARITY_INVERSED, + } +}; + +static struct platform_device pwm_device = { + .name = "renesas-tpu-pwm", + .id = -1, + .dev = { + .platform_data = &pwm_device_data, + }, + .num_resources = ARRAY_SIZE(pwm_resources), + .resource = pwm_resources, +}; + +static struct pwm_lookup pwm_lookup[] = { + PWM_LOOKUP("renesas-tpu-pwm", 2, "pwm-backlight.0", NULL), +}; + +/* LCDC and backlight */ +static struct platform_pwm_backlight_data pwm_backlight_data = { + .lth_brightness = 50, + .max_brightness = 255, + .dft_brightness = 255, + .pwm_period_ns = 33333, /* 30kHz */ +}; + +static struct platform_device pwm_backlight_device = { + .name = "pwm-backlight", + .dev = { + .platform_data = &pwm_backlight_data, + }, +}; + static struct fb_videomode lcdc0_mode = { .name = "AMPIER/AM-800480", .xres = 800, @@ -1021,6 +1066,8 @@ static struct i2c_board_info i2c2_devices[] = { */ static struct platform_device *eva_devices[] __initdata = { &lcdc0_device, + &pwm_device, + &pwm_backlight_device, &gpio_keys_device, &sh_eth_device, &vcc_sdhi0, @@ -1092,6 +1139,9 @@ static const struct pinctrl_map eva_pinctrl_map[] = { /* ST1232 */ PIN_MAP_MUX_GROUP_DEFAULT("0-0055", "pfc-r8a7740", "intc_irq10", "intc"), + /* TPU0 */ + PIN_MAP_MUX_GROUP_DEFAULT("renesas-tpu-pwm", "pfc-r8a7740", + "tpu0_to2_1", "tpu0"), /* USBHS */ PIN_MAP_MUX_GROUP_DEFAULT("renesas_usbhs", "pfc-r8a7740", "intc_irq7_1", "intc"), @@ -1145,13 +1195,13 @@ static void __init eva_init(void) ARRAY_SIZE(fixed3v3_power_consumers), 3300000); pinctrl_register_mappings(eva_pinctrl_map, ARRAY_SIZE(eva_pinctrl_map)); + pwm_add_table(pwm_lookup, ARRAY_SIZE(pwm_lookup)); r8a7740_pinmux_init(); r8a7740_meram_workaround(); /* LCDC0 */ gpio_request_one(61, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */ - gpio_request_one(202, GPIOF_OUT_INIT_LOW, NULL); /* LCD0_LED_CONT */ /* Touchscreen */ gpio_request_one(166, GPIOF_OUT_INIT_HIGH, NULL); /* TP_RST_B */ diff --git a/arch/arm/mach-shmobile/board-kota2.c b/arch/arm/mach-shmobile/board-kota2.c index ef5ca0ef0cb5..6af20d909bdb 100644 --- a/arch/arm/mach-shmobile/board-kota2.c +++ b/arch/arm/mach-shmobile/board-kota2.c @@ -26,6 +26,7 @@ #include <linux/irq.h> #include <linux/pinctrl/machine.h> #include <linux/pinctrl/pinconf-generic.h> +#include <linux/platform_data/pwm-renesas-tpu.h> #include <linux/platform_device.h> #include <linux/delay.h> #include <linux/io.h> @@ -37,8 +38,8 @@ #include <linux/input/sh_keysc.h> #include <linux/gpio_keys.h> #include <linux/leds.h> +#include <linux/leds_pwm.h> #include <linux/irqchip/arm-gic.h> -#include <linux/platform_data/leds-renesas-tpu.h> #include <linux/mmc/host.h> #include <linux/mmc/sh_mmcif.h> #include <linux/mfd/tmio.h> @@ -186,116 +187,100 @@ static struct platform_device gpio_leds_device = { }; /* TPU LED */ -static struct led_renesas_tpu_config led_renesas_tpu12_pdata = { - .name = "V2513", - .pin_gpio_fn = GPIO_FN_TPU1TO2, - .pin_gpio = 153, - .channel_offset = 0x90, - .timer_bit = 2, - .max_brightness = 1000, -}; - -static struct resource tpu12_resources[] = { +static struct resource tpu1_pwm_resources[] = { [0] = { - .name = "TPU12", - .start = 0xe6610090, - .end = 0xe66100b5, + .start = 0xe6610000, + .end = 0xe66100ff, .flags = IORESOURCE_MEM, }, }; -static struct platform_device leds_tpu12_device = { - .name = "leds-renesas-tpu", - .id = 12, - .dev = { - .platform_data = &led_renesas_tpu12_pdata, - }, - .num_resources = ARRAY_SIZE(tpu12_resources), - .resource = tpu12_resources, +static struct platform_device tpu1_pwm_device = { + .name = "renesas-tpu-pwm", + .id = 1, + .num_resources = ARRAY_SIZE(tpu1_pwm_resources), + .resource = tpu1_pwm_resources, }; -static struct led_renesas_tpu_config led_renesas_tpu41_pdata = { - .name = "V2514", - .pin_gpio_fn = GPIO_FN_TPU4TO1, - .pin_gpio = 199, - .channel_offset = 0x50, - .timer_bit = 1, - .max_brightness = 1000, -}; - -static struct resource tpu41_resources[] = { +static struct resource tpu2_pwm_resources[] = { [0] = { - .name = "TPU41", - .start = 0xe6640050, - .end = 0xe6640075, + .start = 0xe6620000, + .end = 0xe66200ff, .flags = IORESOURCE_MEM, }, }; -static struct platform_device leds_tpu41_device = { - .name = "leds-renesas-tpu", - .id = 41, - .dev = { - .platform_data = &led_renesas_tpu41_pdata, +static struct platform_device tpu2_pwm_device = { + .name = "renesas-tpu-pwm", + .id = 2, + .num_resources = ARRAY_SIZE(tpu2_pwm_resources), + .resource = tpu2_pwm_resources, +}; + +static struct resource tpu3_pwm_resources[] = { + [0] = { + .start = 0xe6630000, + .end = 0xe66300ff, + .flags = IORESOURCE_MEM, }, - .num_resources = ARRAY_SIZE(tpu41_resources), - .resource = tpu41_resources, }; -static struct led_renesas_tpu_config led_renesas_tpu21_pdata = { - .name = "V2515", - .pin_gpio_fn = GPIO_FN_TPU2TO1, - .pin_gpio = 197, - .channel_offset = 0x50, - .timer_bit = 1, - .max_brightness = 1000, +static struct platform_device tpu3_pwm_device = { + .name = "renesas-tpu-pwm", + .id = 3, + .num_resources = ARRAY_SIZE(tpu3_pwm_resources), + .resource = tpu3_pwm_resources, }; -static struct resource tpu21_resources[] = { +static struct resource tpu4_pwm_resources[] = { [0] = { - .name = "TPU21", - .start = 0xe6620050, - .end = 0xe6620075, + .start = 0xe6640000, + .end = 0xe66400ff, .flags = IORESOURCE_MEM, }, }; -static struct platform_device leds_tpu21_device = { - .name = "leds-renesas-tpu", - .id = 21, - .dev = { - .platform_data = &led_renesas_tpu21_pdata, +static struct platform_device tpu4_pwm_device = { + .name = "renesas-tpu-pwm", + .id = 4, + .num_resources = ARRAY_SIZE(tpu4_pwm_resources), + .resource = tpu4_pwm_resources, +}; + +static struct pwm_lookup pwm_lookup[] = { + PWM_LOOKUP("renesas-tpu-pwm.1", 2, "leds-pwm.0", "V2513"), + PWM_LOOKUP("renesas-tpu-pwm.2", 1, "leds-pwm.0", "V2515"), + PWM_LOOKUP("renesas-tpu-pwm.3", 0, "leds-pwm.0", "KEYLED"), + PWM_LOOKUP("renesas-tpu-pwm.4", 1, "leds-pwm.0", "V2514"), +}; + +static struct led_pwm tpu_pwm_leds[] = { + { + .name = "V2513", + .max_brightness = 1000, + }, { + .name = "V2515", + .max_brightness = 1000, + }, { + .name = "KEYLED", + .max_brightness = 1000, + }, { + .name = "V2514", + .max_brightness = 1000, }, - .num_resources = ARRAY_SIZE(tpu21_resources), - .resource = tpu21_resources, }; -static struct led_renesas_tpu_config led_renesas_tpu30_pdata = { - .name = "KEYLED", - .pin_gpio_fn = GPIO_FN_TPU3TO0, - .pin_gpio = 163, - .channel_offset = 0x10, - .timer_bit = 0, - .max_brightness = 1000, +static struct led_pwm_platform_data leds_pwm_pdata = { + .num_leds = ARRAY_SIZE(tpu_pwm_leds), + .leds = tpu_pwm_leds, }; -static struct resource tpu30_resources[] = { - [0] = { - .name = "TPU30", - .start = 0xe6630010, - .end = 0xe6630035, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device leds_tpu30_device = { - .name = "leds-renesas-tpu", - .id = 30, +static struct platform_device leds_pwm_device = { + .name = "leds-pwm", + .id = 0, .dev = { - .platform_data = &led_renesas_tpu30_pdata, + .platform_data = &leds_pwm_pdata, }, - .num_resources = ARRAY_SIZE(tpu30_resources), - .resource = tpu30_resources, }; /* Fixed 1.8V regulator to be used by MMCIF */ @@ -426,10 +411,11 @@ static struct platform_device *kota2_devices[] __initdata = { &keysc_device, &gpio_keys_device, &gpio_leds_device, - &leds_tpu12_device, - &leds_tpu41_device, - &leds_tpu21_device, - &leds_tpu30_device, + &tpu1_pwm_device, + &tpu2_pwm_device, + &tpu3_pwm_device, + &tpu4_pwm_device, + &leds_pwm_device, &mmcif_device, &sdhi0_device, &sdhi1_device, @@ -512,6 +498,15 @@ static const struct pinctrl_map kota2_pinctrl_map[] = { "bsc_cs5_a", "bsc"), PIN_MAP_MUX_GROUP_DEFAULT("smsc911x.0", "pfc-sh73a0", "bsc_we0", "bsc"), + /* TPU */ + PIN_MAP_MUX_GROUP_DEFAULT("renesas-tpu-pwm.1", "pfc-sh73a0", + "tpu1_to2", "tpu1"), + PIN_MAP_MUX_GROUP_DEFAULT("renesas-tpu-pwm.2", "pfc-sh73a0", + "tpu2_to1", "tpu2"), + PIN_MAP_MUX_GROUP_DEFAULT("renesas-tpu-pwm.3", "pfc-sh73a0", + "tpu3_to0", "tpu3"), + PIN_MAP_MUX_GROUP_DEFAULT("renesas-tpu-pwm.4", "pfc-sh73a0", + "tpu4_to1", "tpu4"), }; static void __init kota2_init(void) @@ -524,6 +519,8 @@ static void __init kota2_init(void) pinctrl_register_mappings(kota2_pinctrl_map, ARRAY_SIZE(kota2_pinctrl_map)); + pwm_add_table(pwm_lookup, ARRAY_SIZE(pwm_lookup)); + sh73a0_pinmux_init(); /* SMSC911X */ diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index 85f51a849a50..af06753eb809 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -41,6 +41,7 @@ #include <linux/mtd/physmap.h> #include <linux/mtd/sh_flctl.h> #include <linux/pinctrl/machine.h> +#include <linux/platform_data/gpio_backlight.h> #include <linux/pm_clock.h> #include <linux/regulator/fixed.h> #include <linux/regulator/machine.h> @@ -49,7 +50,6 @@ #include <linux/tca6416_keypad.h> #include <linux/usb/renesas_usbhs.h> #include <linux/dma-mapping.h> - #include <video/sh_mobile_hdmi.h> #include <video/sh_mobile_lcdc.h> #include <media/sh_mobile_ceu.h> @@ -346,7 +346,7 @@ static struct platform_device meram_device = { }, }; -/* LCDC */ +/* LCDC and backlight */ static struct fb_videomode mackerel_lcdc_modes[] = { { .name = "WVGA Panel", @@ -362,13 +362,6 @@ static struct fb_videomode mackerel_lcdc_modes[] = { }, }; -static int mackerel_set_brightness(int brightness) -{ - gpio_set_value(31, brightness); - - return 0; -} - static const struct sh_mobile_meram_cfg lcd_meram_cfg = { .icb[0] = { .meram_size = 0x40, @@ -393,11 +386,6 @@ static struct sh_mobile_lcdc_info lcdc_info = { .width = 152, .height = 91, }, - .bl_info = { - .name = "sh_mobile_lcdc_bl", - .max_brightness = 1, - .set_brightness = mackerel_set_brightness, - }, .meram_cfg = &lcd_meram_cfg, } }; @@ -425,6 +413,20 @@ static struct platform_device lcdc_device = { }, }; +static struct gpio_backlight_platform_data gpio_backlight_data = { + .fbdev = &lcdc_device.dev, + .gpio = 31, + .def_value = 1, + .name = "backlight", +}; + +static struct platform_device gpio_backlight_device = { + .name = "gpio-backlight", + .dev = { + .platform_data = &gpio_backlight_data, + }, +}; + /* HDMI */ static struct sh_mobile_hdmi_info hdmi_info = { .flags = HDMI_SND_SRC_SPDIF, @@ -1231,6 +1233,7 @@ static struct platform_device *mackerel_devices[] __initdata = { &nor_flash_device, &smc911x_device, &lcdc_device, + &gpio_backlight_device, &usbhs0_device, &usbhs1_device, &leds_device, @@ -1441,9 +1444,6 @@ static void __init mackerel_init(void) ARRAY_SIZE(mackerel_pinctrl_map)); sh7372_pinmux_init(); - /* backlight, off by default */ - gpio_request_one(31, GPIOF_OUT_INIT_LOW, NULL); - gpio_request_one(151, GPIOF_OUT_INIT_HIGH, NULL); /* LCDDON */ /* USBHS0 */ diff --git a/arch/arm/mach-shmobile/clock-sh73a0.c b/arch/arm/mach-shmobile/clock-sh73a0.c index d9fd0336b910..1942eaef5181 100644 --- a/arch/arm/mach-shmobile/clock-sh73a0.c +++ b/arch/arm/mach-shmobile/clock-sh73a0.c @@ -555,7 +555,7 @@ enum { MSTP001, MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200, MSTP331, MSTP329, MSTP328, MSTP325, MSTP323, MSTP322, MSTP314, MSTP313, MSTP312, MSTP311, - MSTP303, MSTP302, MSTP301, MSTP300, + MSTP304, MSTP303, MSTP302, MSTP301, MSTP300, MSTP411, MSTP410, MSTP403, MSTP_NR }; @@ -593,6 +593,7 @@ static struct clk mstp_clks[MSTP_NR] = { [MSTP313] = MSTP(&div6_clks[DIV6_SDHI1], SMSTPCR3, 13, 0), /* SDHI1 */ [MSTP312] = MSTP(&div4_clks[DIV4_HP], SMSTPCR3, 12, 0), /* MMCIF0 */ [MSTP311] = MSTP(&div6_clks[DIV6_SDHI2], SMSTPCR3, 11, 0), /* SDHI2 */ + [MSTP304] = MSTP(&main_div2_clk, SMSTPCR3, 4, 0), /* TPU0 */ [MSTP303] = MSTP(&main_div2_clk, SMSTPCR3, 3, 0), /* TPU1 */ [MSTP302] = MSTP(&main_div2_clk, SMSTPCR3, 2, 0), /* TPU2 */ [MSTP301] = MSTP(&main_div2_clk, SMSTPCR3, 1, 0), /* TPU3 */ @@ -669,10 +670,11 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("e6bd0000.mmcif", &mstp_clks[MSTP312]), /* MMCIF0 */ CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP311]), /* SDHI2 */ CLKDEV_DEV_ID("ee140000.sdhi", &mstp_clks[MSTP311]), /* SDHI2 */ - CLKDEV_DEV_ID("leds-renesas-tpu.12", &mstp_clks[MSTP303]), /* TPU1 */ - CLKDEV_DEV_ID("leds-renesas-tpu.21", &mstp_clks[MSTP302]), /* TPU2 */ - CLKDEV_DEV_ID("leds-renesas-tpu.30", &mstp_clks[MSTP301]), /* TPU3 */ - CLKDEV_DEV_ID("leds-renesas-tpu.41", &mstp_clks[MSTP300]), /* TPU4 */ + CLKDEV_DEV_ID("renesas-tpu-pwm.0", &mstp_clks[MSTP304]), /* TPU0 */ + CLKDEV_DEV_ID("renesas-tpu-pwm.1", &mstp_clks[MSTP303]), /* TPU1 */ + CLKDEV_DEV_ID("renesas-tpu-pwm.2", &mstp_clks[MSTP302]), /* TPU2 */ + CLKDEV_DEV_ID("renesas-tpu-pwm.3", &mstp_clks[MSTP301]), /* TPU3 */ + CLKDEV_DEV_ID("renesas-tpu-pwm.4", &mstp_clks[MSTP300]), /* TPU4 */ CLKDEV_DEV_ID("i2c-sh_mobile.3", &mstp_clks[MSTP411]), /* I2C3 */ CLKDEV_DEV_ID("e6826000.i2c", &mstp_clks[MSTP411]), /* I2C3 */ CLKDEV_DEV_ID("i2c-sh_mobile.4", &mstp_clks[MSTP410]), /* I2C4 */ diff --git a/arch/arm/mach-shmobile/include/mach/sh73a0.h b/arch/arm/mach-shmobile/include/mach/sh73a0.h index eb7a4320d487..680dc5f1655a 100644 --- a/arch/arm/mach-shmobile/include/mach/sh73a0.h +++ b/arch/arm/mach-shmobile/include/mach/sh73a0.h @@ -1,378 +1,7 @@ #ifndef __ASM_SH73A0_H__ #define __ASM_SH73A0_H__ -/* Pin Function Controller: - * GPIO_FN_xx - GPIO used to select pin function and MSEL switch - * GPIO_PORTxx - GPIO mapped to real I/O pin on CPU - */ -enum { - /* Hardware manual Table 25-1 (GPIO) */ - GPIO_PORT0, GPIO_PORT1, GPIO_PORT2, GPIO_PORT3, GPIO_PORT4, - GPIO_PORT5, GPIO_PORT6, GPIO_PORT7, GPIO_PORT8, GPIO_PORT9, - - GPIO_PORT10, GPIO_PORT11, GPIO_PORT12, GPIO_PORT13, GPIO_PORT14, - GPIO_PORT15, GPIO_PORT16, GPIO_PORT17, GPIO_PORT18, GPIO_PORT19, - - GPIO_PORT20, GPIO_PORT21, GPIO_PORT22, GPIO_PORT23, GPIO_PORT24, - GPIO_PORT25, GPIO_PORT26, GPIO_PORT27, GPIO_PORT28, GPIO_PORT29, - - GPIO_PORT30, GPIO_PORT31, GPIO_PORT32, GPIO_PORT33, GPIO_PORT34, - GPIO_PORT35, GPIO_PORT36, GPIO_PORT37, GPIO_PORT38, GPIO_PORT39, - - GPIO_PORT40, GPIO_PORT41, GPIO_PORT42, GPIO_PORT43, GPIO_PORT44, - GPIO_PORT45, GPIO_PORT46, GPIO_PORT47, GPIO_PORT48, GPIO_PORT49, - - GPIO_PORT50, GPIO_PORT51, GPIO_PORT52, GPIO_PORT53, GPIO_PORT54, - GPIO_PORT55, GPIO_PORT56, GPIO_PORT57, GPIO_PORT58, GPIO_PORT59, - - GPIO_PORT60, GPIO_PORT61, GPIO_PORT62, GPIO_PORT63, GPIO_PORT64, - GPIO_PORT65, GPIO_PORT66, GPIO_PORT67, GPIO_PORT68, GPIO_PORT69, - - GPIO_PORT70, GPIO_PORT71, GPIO_PORT72, GPIO_PORT73, GPIO_PORT74, - GPIO_PORT75, GPIO_PORT76, GPIO_PORT77, GPIO_PORT78, GPIO_PORT79, - - GPIO_PORT80, GPIO_PORT81, GPIO_PORT82, GPIO_PORT83, GPIO_PORT84, - GPIO_PORT85, GPIO_PORT86, GPIO_PORT87, GPIO_PORT88, GPIO_PORT89, - - GPIO_PORT90, GPIO_PORT91, GPIO_PORT92, GPIO_PORT93, GPIO_PORT94, - GPIO_PORT95, GPIO_PORT96, GPIO_PORT97, GPIO_PORT98, GPIO_PORT99, - - GPIO_PORT100, GPIO_PORT101, GPIO_PORT102, GPIO_PORT103, GPIO_PORT104, - GPIO_PORT105, GPIO_PORT106, GPIO_PORT107, GPIO_PORT108, GPIO_PORT109, - - GPIO_PORT110, GPIO_PORT111, GPIO_PORT112, GPIO_PORT113, GPIO_PORT114, - GPIO_PORT115, GPIO_PORT116, GPIO_PORT117, GPIO_PORT118, - - GPIO_PORT128, GPIO_PORT129, - - GPIO_PORT130, GPIO_PORT131, GPIO_PORT132, GPIO_PORT133, GPIO_PORT134, - GPIO_PORT135, GPIO_PORT136, GPIO_PORT137, GPIO_PORT138, GPIO_PORT139, - - GPIO_PORT140, GPIO_PORT141, GPIO_PORT142, GPIO_PORT143, GPIO_PORT144, - GPIO_PORT145, GPIO_PORT146, GPIO_PORT147, GPIO_PORT148, GPIO_PORT149, - - GPIO_PORT150, GPIO_PORT151, GPIO_PORT152, GPIO_PORT153, GPIO_PORT154, - GPIO_PORT155, GPIO_PORT156, GPIO_PORT157, GPIO_PORT158, GPIO_PORT159, - - GPIO_PORT160, GPIO_PORT161, GPIO_PORT162, GPIO_PORT163, GPIO_PORT164, - - GPIO_PORT192, GPIO_PORT193, GPIO_PORT194, - GPIO_PORT195, GPIO_PORT196, GPIO_PORT197, GPIO_PORT198, GPIO_PORT199, - - GPIO_PORT200, GPIO_PORT201, GPIO_PORT202, GPIO_PORT203, GPIO_PORT204, - GPIO_PORT205, GPIO_PORT206, GPIO_PORT207, GPIO_PORT208, GPIO_PORT209, - - GPIO_PORT210, GPIO_PORT211, GPIO_PORT212, GPIO_PORT213, GPIO_PORT214, - GPIO_PORT215, GPIO_PORT216, GPIO_PORT217, GPIO_PORT218, GPIO_PORT219, - - GPIO_PORT220, GPIO_PORT221, GPIO_PORT222, GPIO_PORT223, GPIO_PORT224, - GPIO_PORT225, GPIO_PORT226, GPIO_PORT227, GPIO_PORT228, GPIO_PORT229, - - GPIO_PORT230, GPIO_PORT231, GPIO_PORT232, GPIO_PORT233, GPIO_PORT234, - GPIO_PORT235, GPIO_PORT236, GPIO_PORT237, GPIO_PORT238, GPIO_PORT239, - - GPIO_PORT240, GPIO_PORT241, GPIO_PORT242, GPIO_PORT243, GPIO_PORT244, - GPIO_PORT245, GPIO_PORT246, GPIO_PORT247, GPIO_PORT248, GPIO_PORT249, - - GPIO_PORT250, GPIO_PORT251, GPIO_PORT252, GPIO_PORT253, GPIO_PORT254, - GPIO_PORT255, GPIO_PORT256, GPIO_PORT257, GPIO_PORT258, GPIO_PORT259, - - GPIO_PORT260, GPIO_PORT261, GPIO_PORT262, GPIO_PORT263, GPIO_PORT264, - GPIO_PORT265, GPIO_PORT266, GPIO_PORT267, GPIO_PORT268, GPIO_PORT269, - - GPIO_PORT270, GPIO_PORT271, GPIO_PORT272, GPIO_PORT273, GPIO_PORT274, - GPIO_PORT275, GPIO_PORT276, GPIO_PORT277, GPIO_PORT278, GPIO_PORT279, - - GPIO_PORT280, GPIO_PORT281, GPIO_PORT282, - - GPIO_PORT288, GPIO_PORT289, - - GPIO_PORT290, GPIO_PORT291, GPIO_PORT292, GPIO_PORT293, GPIO_PORT294, - GPIO_PORT295, GPIO_PORT296, GPIO_PORT297, GPIO_PORT298, GPIO_PORT299, - - GPIO_PORT300, GPIO_PORT301, GPIO_PORT302, GPIO_PORT303, GPIO_PORT304, - GPIO_PORT305, GPIO_PORT306, GPIO_PORT307, GPIO_PORT308, GPIO_PORT309, - - /* Table 25-1 (Function 0-7) */ - GPIO_FN_GPI0 = 310, - GPIO_FN_GPI1, - GPIO_FN_GPI2, - GPIO_FN_GPI3, - GPIO_FN_GPI4, - GPIO_FN_GPI5, - GPIO_FN_GPI6, - GPIO_FN_GPI7, - GPIO_FN_GPO7, GPIO_FN_MFG0_OUT2, - GPIO_FN_GPO6, GPIO_FN_MFG1_OUT2, - GPIO_FN_GPO5, - GPIO_FN_PORT16_VIO_CKOR, - GPIO_FN_PORT19_VIO_CKO2, - GPIO_FN_GPO0, - GPIO_FN_GPO1, - GPIO_FN_GPO2, GPIO_FN_STATUS0, - GPIO_FN_GPO3, GPIO_FN_STATUS1, - GPIO_FN_GPO4, GPIO_FN_STATUS2, - GPIO_FN_VINT, - GPIO_FN_TCKON, - GPIO_FN_XDVFS1, - GPIO_FN_MFG0_OUT1, GPIO_FN_PORT27_IROUT, - GPIO_FN_XDVFS2, - GPIO_FN_PORT28_TPU1TO1, - GPIO_FN_SIM_RST, GPIO_FN_PORT29_TPU1TO1, - GPIO_FN_SIM_CLK, GPIO_FN_PORT30_VIO_CKOR, - GPIO_FN_SIM_D, GPIO_FN_PORT31_IROUT, - GPIO_FN_XWUP, - GPIO_FN_VACK, - GPIO_FN_XTAL1L, - GPIO_FN_PORT49_IROUT, - GPIO_FN_BBIF2_TSYNC2, GPIO_FN_TPU2TO2, - - GPIO_FN_BBIF2_TSCK2, GPIO_FN_TPU2TO3, - GPIO_FN_BBIF2_TXD2, - GPIO_FN_TPU3TO3, - GPIO_FN_TPU3TO2, - GPIO_FN_TPU0TO0, - GPIO_FN_A0, GPIO_FN_BS_, - GPIO_FN_A12, GPIO_FN_TPU4TO2, - GPIO_FN_A13, GPIO_FN_TPU0TO1, - GPIO_FN_A14, - GPIO_FN_A15, - GPIO_FN_A16, GPIO_FN_MSIOF0_SS1, - GPIO_FN_A17, GPIO_FN_MSIOF0_TSYNC, - GPIO_FN_A18, GPIO_FN_MSIOF0_TSCK, - GPIO_FN_A19, GPIO_FN_MSIOF0_TXD, - GPIO_FN_A20, GPIO_FN_MSIOF0_RSCK, - GPIO_FN_A21, GPIO_FN_MSIOF0_RSYNC, - GPIO_FN_A22, GPIO_FN_MSIOF0_MCK0, - GPIO_FN_A23, GPIO_FN_MSIOF0_MCK1, - GPIO_FN_A24, GPIO_FN_MSIOF0_RXD, - GPIO_FN_A25, GPIO_FN_MSIOF0_SS2, - GPIO_FN_A26, - GPIO_FN_FCE1_, - GPIO_FN_DACK0, - GPIO_FN_FCE0_, - GPIO_FN_WAIT_, GPIO_FN_DREQ0, - GPIO_FN_FRB, - GPIO_FN_CKO, - GPIO_FN_NBRSTOUT_, - GPIO_FN_NBRST_, - GPIO_FN_BBIF2_TXD, - GPIO_FN_BBIF2_RXD, - GPIO_FN_BBIF2_SYNC, - GPIO_FN_BBIF2_SCK, - GPIO_FN_MFG3_IN2, - GPIO_FN_MFG3_IN1, - GPIO_FN_BBIF1_SS2, GPIO_FN_MFG3_OUT1, - GPIO_FN_HSI_RX_DATA, GPIO_FN_BBIF1_RXD, - GPIO_FN_HSI_TX_WAKE, GPIO_FN_BBIF1_TSCK, - GPIO_FN_HSI_TX_DATA, GPIO_FN_BBIF1_TSYNC, - GPIO_FN_HSI_TX_READY, GPIO_FN_BBIF1_TXD, - GPIO_FN_HSI_RX_READY, GPIO_FN_BBIF1_RSCK, - GPIO_FN_HSI_RX_WAKE, GPIO_FN_BBIF1_RSYNC, - GPIO_FN_HSI_RX_FLAG, GPIO_FN_BBIF1_SS1, GPIO_FN_BBIF1_FLOW, - GPIO_FN_HSI_TX_FLAG, - GPIO_FN_VIO_VD, GPIO_FN_VIO2_VD, - - GPIO_FN_VIO_HD, - GPIO_FN_VIO2_HD, - GPIO_FN_VIO_D0, GPIO_FN_PORT130_MSIOF2_RXD, - GPIO_FN_VIO_D1, GPIO_FN_PORT131_MSIOF2_SS1, - GPIO_FN_VIO_D2, GPIO_FN_PORT132_MSIOF2_SS2, - GPIO_FN_VIO_D3, GPIO_FN_MSIOF2_TSYNC, - GPIO_FN_VIO_D4, GPIO_FN_MSIOF2_TXD, - GPIO_FN_VIO_D5, GPIO_FN_MSIOF2_TSCK, - GPIO_FN_VIO_D6, - GPIO_FN_VIO_D7, - GPIO_FN_VIO_D8, GPIO_FN_VIO2_D0, - GPIO_FN_VIO_D9, GPIO_FN_VIO2_D1, - GPIO_FN_VIO_D10, GPIO_FN_TPU0TO2, GPIO_FN_VIO2_D2, - GPIO_FN_VIO_D11, GPIO_FN_TPU0TO3, GPIO_FN_VIO2_D3, - GPIO_FN_VIO_D12, GPIO_FN_VIO2_D4, - GPIO_FN_VIO_D13, - GPIO_FN_VIO2_D5, - GPIO_FN_VIO_D14, GPIO_FN_VIO2_D6, - GPIO_FN_VIO_D15, GPIO_FN_TPU1TO3, - GPIO_FN_VIO2_D7, - GPIO_FN_VIO_CLK, - GPIO_FN_VIO2_CLK, - GPIO_FN_VIO_FIELD, GPIO_FN_VIO2_FIELD, - GPIO_FN_VIO_CKO, - GPIO_FN_A27, GPIO_FN_MFG0_IN1, - GPIO_FN_MFG0_IN2, - GPIO_FN_TS_SPSYNC3, GPIO_FN_MSIOF2_RSCK, - GPIO_FN_TS_SDAT3, GPIO_FN_MSIOF2_RSYNC, - GPIO_FN_TPU1TO2, GPIO_FN_TS_SDEN3, GPIO_FN_PORT153_MSIOF2_SS1, - GPIO_FN_MSIOF2_MCK0, - GPIO_FN_MSIOF2_MCK1, - GPIO_FN_PORT156_MSIOF2_SS2, - GPIO_FN_PORT157_MSIOF2_RXD, - GPIO_FN_DINT_, GPIO_FN_TS_SCK3, - GPIO_FN_NMI, - GPIO_FN_TPU3TO0, - GPIO_FN_BBIF2_TSYNC1, - GPIO_FN_BBIF2_TSCK1, - GPIO_FN_BBIF2_TXD1, - GPIO_FN_MFG2_OUT2, - GPIO_FN_TPU2TO1, - GPIO_FN_TPU4TO1, GPIO_FN_MFG4_OUT2, - GPIO_FN_D16, - GPIO_FN_D17, - GPIO_FN_D18, - GPIO_FN_D19, - GPIO_FN_D20, - GPIO_FN_D21, - GPIO_FN_D22, - GPIO_FN_PORT207_MSIOF0L_SS1, GPIO_FN_D23, - GPIO_FN_PORT208_MSIOF0L_SS2, GPIO_FN_D24, - GPIO_FN_D25, - GPIO_FN_DREQ2, GPIO_FN_PORT210_MSIOF0L_SS1, GPIO_FN_D26, - GPIO_FN_PORT211_MSIOF0L_SS2, GPIO_FN_D27, - GPIO_FN_TS_SPSYNC1, GPIO_FN_MSIOF0L_MCK0, GPIO_FN_D28, - GPIO_FN_TS_SDAT1, GPIO_FN_MSIOF0L_MCK1, GPIO_FN_D29, - GPIO_FN_TS_SDEN1, GPIO_FN_MSIOF0L_RSCK, GPIO_FN_D30, - GPIO_FN_TS_SCK1, GPIO_FN_MSIOF0L_RSYNC, GPIO_FN_D31, - GPIO_FN_DACK2, - GPIO_FN_MSIOF0L_TSYNC, GPIO_FN_VIO2_FIELD3, - GPIO_FN_DACK3, - GPIO_FN_PORT218_VIO_CKOR, - GPIO_FN_DREQ3, GPIO_FN_MSIOF0L_TSCK, GPIO_FN_VIO2_CLK3, \ - GPIO_FN_DREQ1, - GPIO_FN_PWEN, GPIO_FN_MSIOF0L_RXD, GPIO_FN_VIO2_HD3, \ - GPIO_FN_DACK1, GPIO_FN_OVCN, - GPIO_FN_MSIOF0L_TXD, GPIO_FN_VIO2_VD3, - - GPIO_FN_OVCN2, - GPIO_FN_EXTLP, GPIO_FN_PORT226_VIO_CKO2, - GPIO_FN_IDIN, - GPIO_FN_MFG1_IN1, - GPIO_FN_MSIOF1_TXD, - GPIO_FN_MSIOF1_TSYNC, - GPIO_FN_MSIOF1_TSCK, - GPIO_FN_MSIOF1_RXD, - GPIO_FN_MSIOF1_RSCK, GPIO_FN_VIO2_CLK2, - GPIO_FN_MSIOF1_RSYNC, GPIO_FN_MFG1_IN2, GPIO_FN_VIO2_VD2, \ - GPIO_FN_MSIOF1_MCK0, - GPIO_FN_MSIOF1_MCK1, - GPIO_FN_MSIOF1_SS1, GPIO_FN_VIO2_FIELD2, - GPIO_FN_MSIOF1_SS2, GPIO_FN_VIO2_HD2, - GPIO_FN_PORT241_IROUT, GPIO_FN_MFG4_OUT1, \ - GPIO_FN_TPU4TO0, - GPIO_FN_MFG4_IN2, - GPIO_FN_PORT243_VIO_CKO2, - GPIO_FN_MFG2_IN1, - GPIO_FN_MSIOF2R_RXD, - GPIO_FN_MFG2_IN2, - GPIO_FN_MSIOF2R_TXD, - GPIO_FN_MFG1_OUT1, - GPIO_FN_TPU1TO0, - GPIO_FN_MFG3_OUT2, - GPIO_FN_TPU3TO1, - GPIO_FN_MFG2_OUT1, - GPIO_FN_TPU2TO0, - GPIO_FN_MSIOF2R_TSCK, - GPIO_FN_PORT249_IROUT, GPIO_FN_MFG4_IN1, \ - GPIO_FN_MSIOF2R_TSYNC, - GPIO_FN_SDHICLK0, - GPIO_FN_SDHICD0, - GPIO_FN_SDHID0_0, - GPIO_FN_SDHID0_1, - GPIO_FN_SDHID0_2, - GPIO_FN_SDHID0_3, - GPIO_FN_SDHICMD0, - GPIO_FN_SDHIWP0, - GPIO_FN_SDHICLK1, - GPIO_FN_SDHID1_0, GPIO_FN_TS_SPSYNC2, - GPIO_FN_SDHID1_1, GPIO_FN_TS_SDAT2, - GPIO_FN_SDHID1_2, GPIO_FN_TS_SDEN2, - GPIO_FN_SDHID1_3, GPIO_FN_TS_SCK2, - GPIO_FN_SDHICMD1, - GPIO_FN_SDHICLK2, - GPIO_FN_SDHID2_0, GPIO_FN_TS_SPSYNC4, - GPIO_FN_SDHID2_1, GPIO_FN_TS_SDAT4, - GPIO_FN_SDHID2_2, GPIO_FN_TS_SDEN4, - GPIO_FN_SDHID2_3, GPIO_FN_TS_SCK4, - GPIO_FN_SDHICMD2, - GPIO_FN_MMCCLK0, - GPIO_FN_MMCD0_0, - GPIO_FN_MMCD0_1, - GPIO_FN_MMCD0_2, - GPIO_FN_MMCD0_3, - GPIO_FN_MMCD0_4, GPIO_FN_TS_SPSYNC5, - GPIO_FN_MMCD0_5, GPIO_FN_TS_SDAT5, - GPIO_FN_MMCD0_6, GPIO_FN_TS_SDEN5, - GPIO_FN_MMCD0_7, GPIO_FN_TS_SCK5, - GPIO_FN_MMCCMD0, - GPIO_FN_RESETOUTS_, GPIO_FN_EXTAL2OUT, - GPIO_FN_MCP_WAIT__MCP_FRB, - GPIO_FN_MCP_CKO, GPIO_FN_MMCCLK1, - GPIO_FN_MCP_D15_MCP_NAF15, - GPIO_FN_MCP_D14_MCP_NAF14, - GPIO_FN_MCP_D13_MCP_NAF13, - GPIO_FN_MCP_D12_MCP_NAF12, - GPIO_FN_MCP_D11_MCP_NAF11, - GPIO_FN_MCP_D10_MCP_NAF10, - GPIO_FN_MCP_D9_MCP_NAF9, - GPIO_FN_MCP_D8_MCP_NAF8, GPIO_FN_MMCCMD1, - GPIO_FN_MCP_D7_MCP_NAF7, GPIO_FN_MMCD1_7, - - GPIO_FN_MCP_D6_MCP_NAF6, GPIO_FN_MMCD1_6, - GPIO_FN_MCP_D5_MCP_NAF5, GPIO_FN_MMCD1_5, - GPIO_FN_MCP_D4_MCP_NAF4, GPIO_FN_MMCD1_4, - GPIO_FN_MCP_D3_MCP_NAF3, GPIO_FN_MMCD1_3, - GPIO_FN_MCP_D2_MCP_NAF2, GPIO_FN_MMCD1_2, - GPIO_FN_MCP_D1_MCP_NAF1, GPIO_FN_MMCD1_1, - GPIO_FN_MCP_D0_MCP_NAF0, GPIO_FN_MMCD1_0, - GPIO_FN_MCP_NBRSTOUT_, - GPIO_FN_MCP_WE0__MCP_FWE, GPIO_FN_MCP_RDWR_MCP_FWE, - - /* MSEL2 special case */ - GPIO_FN_TSIF2_TS_XX1, - GPIO_FN_TSIF2_TS_XX2, - GPIO_FN_TSIF2_TS_XX3, - GPIO_FN_TSIF2_TS_XX4, - GPIO_FN_TSIF2_TS_XX5, - GPIO_FN_TSIF1_TS_XX1, - GPIO_FN_TSIF1_TS_XX2, - GPIO_FN_TSIF1_TS_XX3, - GPIO_FN_TSIF1_TS_XX4, - GPIO_FN_TSIF1_TS_XX5, - GPIO_FN_TSIF0_TS_XX1, - GPIO_FN_TSIF0_TS_XX2, - GPIO_FN_TSIF0_TS_XX3, - GPIO_FN_TSIF0_TS_XX4, - GPIO_FN_TSIF0_TS_XX5, - GPIO_FN_MST1_TS_XX1, - GPIO_FN_MST1_TS_XX2, - GPIO_FN_MST1_TS_XX3, - GPIO_FN_MST1_TS_XX4, - GPIO_FN_MST1_TS_XX5, - GPIO_FN_MST0_TS_XX1, - GPIO_FN_MST0_TS_XX2, - GPIO_FN_MST0_TS_XX3, - GPIO_FN_MST0_TS_XX4, - GPIO_FN_MST0_TS_XX5, - - /* MSEL3 special cases */ - GPIO_FN_SDHI0_VCCQ_MC0_ON, - GPIO_FN_SDHI0_VCCQ_MC0_OFF, - GPIO_FN_DEBUG_MON_VIO, - GPIO_FN_DEBUG_MON_LCDD, - GPIO_FN_LCDC_LCDC0, - GPIO_FN_LCDC_LCDC1, - - /* MSEL4 special cases */ - GPIO_FN_IRQ9_MEM_INT, - GPIO_FN_IRQ9_MCP_INT, - GPIO_FN_A11, - GPIO_FN_TPU4TO3, - GPIO_FN_RESETA_N_PU_ON, - GPIO_FN_RESETA_N_PU_OFF, - GPIO_FN_EDBGREQ_PD, - GPIO_FN_EDBGREQ_PU, - - /* end of GPIO */ - GPIO_NR, -}; +#define GPIO_NR 310 /* DMA slave IDs */ enum { diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c index 61fade0ffa96..bcbb86bd659e 100644 --- a/arch/sh/boards/mach-ecovec24/setup.c +++ b/arch/sh/boards/mach-ecovec24/setup.c @@ -30,6 +30,7 @@ #include <linux/spi/mmc_spi.h> #include <linux/input.h> #include <linux/input/sh_keysc.h> +#include <linux/platform_data/gpio_backlight.h> #include <linux/sh_eth.h> #include <linux/sh_intc.h> #include <linux/videodev2.h> @@ -303,7 +304,7 @@ static struct platform_device usbhs_device = { .resource = usbhs_resources, }; -/* LCDC */ +/* LCDC and backlight */ static const struct fb_videomode ecovec_lcd_modes[] = { { .name = "Panel", @@ -334,13 +335,6 @@ static const struct fb_videomode ecovec_dvi_modes[] = { }, }; -static int ecovec24_set_brightness(int brightness) -{ - gpio_set_value(GPIO_PTR1, brightness); - - return 0; -} - static struct sh_mobile_lcdc_info lcdc_info = { .ch[0] = { .interface_type = RGB18, @@ -350,11 +344,6 @@ static struct sh_mobile_lcdc_info lcdc_info = { .width = 152, .height = 91, }, - .bl_info = { - .name = "sh_mobile_lcdc_bl", - .max_brightness = 1, - .set_brightness = ecovec24_set_brightness, - }, } }; @@ -380,6 +369,20 @@ static struct platform_device lcdc_device = { }, }; +static struct gpio_backlight_platform_data gpio_backlight_data = { + .fbdev = &lcdc_device.dev, + .gpio = GPIO_PTR1, + .def_value = 1, + .name = "backlight", +}; + +static struct platform_device gpio_backlight_device = { + .name = "gpio-backlight", + .dev = { + .platform_data = &gpio_backlight_data, + }, +}; + /* CEU0 */ static struct sh_mobile_ceu_info sh_mobile_ceu0_info = { .flags = SH_CEU_FLAG_USE_8BIT_BUS, @@ -1049,6 +1052,7 @@ static struct platform_device *ecovec_devices[] __initdata = { &usb1_common_device, &usbhs_device, &lcdc_device, + &gpio_backlight_device, &ceu0_device, &ceu1_device, &keysc_device, @@ -1239,11 +1243,9 @@ static int __init arch_setup(void) gpio_request(GPIO_PTE6, NULL); gpio_request(GPIO_PTU1, NULL); - gpio_request(GPIO_PTR1, NULL); gpio_request(GPIO_PTA2, NULL); gpio_direction_input(GPIO_PTE6); gpio_direction_output(GPIO_PTU1, 0); - gpio_direction_output(GPIO_PTR1, 0); gpio_direction_output(GPIO_PTA2, 0); /* I/O buffer drive ability is high */ @@ -1256,6 +1258,9 @@ static int __init arch_setup(void) lcdc_info.ch[0].lcd_modes = ecovec_dvi_modes; lcdc_info.ch[0].num_modes = ARRAY_SIZE(ecovec_dvi_modes); + /* No backlight */ + gpio_backlight_data.fbdev = NULL; + gpio_set_value(GPIO_PTA2, 1); gpio_set_value(GPIO_PTU1, 1); } else { @@ -1265,8 +1270,6 @@ static int __init arch_setup(void) lcdc_info.ch[0].lcd_modes = ecovec_lcd_modes; lcdc_info.ch[0].num_modes = ARRAY_SIZE(ecovec_lcd_modes); - gpio_set_value(GPIO_PTR1, 1); - /* FIXME * * LCDDON control is needed for Panel, diff --git a/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c b/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c index c62050332629..355a78a3b313 100644 --- a/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c +++ b/arch/sh/boards/mach-kfr2r09/lcd_wqvga.c @@ -276,51 +276,3 @@ void kfr2r09_lcd_start(void *sohandle, struct sh_mobile_lcdc_sys_bus_ops *so) { write_memory_start(sohandle, so); } - -#define CTRL_CKSW 0x10 -#define CTRL_C10 0x20 -#define CTRL_CPSW 0x80 -#define MAIN_MLED4 0x40 -#define MAIN_MSW 0x80 - -int kfr2r09_lcd_set_brightness(int brightness) -{ - struct i2c_adapter *a; - struct i2c_msg msg; - unsigned char buf[2]; - int ret; - - a = i2c_get_adapter(0); - if (!a) - return -ENODEV; - - buf[0] = 0x00; - if (brightness) - buf[1] = CTRL_CPSW | CTRL_C10 | CTRL_CKSW; - else - buf[1] = 0; - - msg.addr = 0x75; - msg.buf = buf; - msg.len = 2; - msg.flags = 0; - ret = i2c_transfer(a, &msg, 1); - if (ret != 1) - return -ENODEV; - - buf[0] = 0x01; - if (brightness) - buf[1] = MAIN_MSW | MAIN_MLED4 | 0x0c; - else - buf[1] = 0; - - msg.addr = 0x75; - msg.buf = buf; - msg.len = 2; - msg.flags = 0; - ret = i2c_transfer(a, &msg, 1); - if (ret != 1) - return -ENODEV; - - return 0; -} diff --git a/arch/sh/boards/mach-kfr2r09/setup.c b/arch/sh/boards/mach-kfr2r09/setup.c index ab502f12ef57..1df4398f8375 100644 --- a/arch/sh/boards/mach-kfr2r09/setup.c +++ b/arch/sh/boards/mach-kfr2r09/setup.c @@ -21,6 +21,7 @@ #include <linux/input.h> #include <linux/input/sh_keysc.h> #include <linux/i2c.h> +#include <linux/platform_data/lv5207lp.h> #include <linux/regulator/fixed.h> #include <linux/regulator/machine.h> #include <linux/usb/r8a66597.h> @@ -159,11 +160,6 @@ static struct sh_mobile_lcdc_info kfr2r09_sh_lcdc_info = { .setup_sys = kfr2r09_lcd_setup, .start_transfer = kfr2r09_lcd_start, }, - .bl_info = { - .name = "sh_mobile_lcdc_bl", - .max_brightness = 1, - .set_brightness = kfr2r09_lcd_set_brightness, - }, .sys_bus_cfg = { .ldmt2r = 0x07010904, .ldmt3r = 0x14012914, @@ -195,6 +191,17 @@ static struct platform_device kfr2r09_sh_lcdc_device = { }, }; +static struct lv5207lp_platform_data kfr2r09_backlight_data = { + .fbdev = &kfr2r09_sh_lcdc_device.dev, + .def_value = 13, + .max_value = 13, +}; + +static struct i2c_board_info kfr2r09_backlight_board_info = { + I2C_BOARD_INFO("lv5207lp", 0x75), + .platform_data = &kfr2r09_backlight_data, +}; + static struct r8a66597_platdata kfr2r09_usb0_gadget_data = { .on_chip = 1, }; @@ -627,6 +634,8 @@ static int __init kfr2r09_devices_setup(void) gpio_request(GPIO_FN_SDHI0CMD, NULL); gpio_request(GPIO_FN_SDHI0CLK, NULL); + i2c_register_board_info(0, &kfr2r09_backlight_board_info, 1); + return platform_add_devices(kfr2r09_devices, ARRAY_SIZE(kfr2r09_devices)); } diff --git a/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h b/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h index c20c9e5f5eab..79f154e5cb9c 100644 --- a/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h +++ b/arch/sh/include/mach-kfr2r09/mach/kfr2r09.h @@ -4,13 +4,11 @@ #include <video/sh_mobile_lcdc.h> #if defined(CONFIG_FB_SH_MOBILE_LCDC) || defined(CONFIG_FB_SH_MOBILE_LCDC_MODULE) -int kfr2r09_lcd_set_brightness(int brightness); int kfr2r09_lcd_setup(void *sys_ops_handle, struct sh_mobile_lcdc_sys_bus_ops *sys_ops); void kfr2r09_lcd_start(void *sys_ops_handle, struct sh_mobile_lcdc_sys_bus_ops *sys_ops); #else -static int kfr2r09_lcd_set_brightness(int brightness) {} static int kfr2r09_lcd_setup(void *sys_ops_handle, struct sh_mobile_lcdc_sys_bus_ops *sys_ops) { diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index e43402dd1dea..074bcb3892b5 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -429,18 +429,6 @@ config LEDS_ASIC3 cannot be used. This driver supports hardware blinking with an on+off period from 62ms to 125s. Say Y to enable LEDs on the HP iPAQ hx4700. -config LEDS_RENESAS_TPU - bool "LED support for Renesas TPU" - depends on LEDS_CLASS=y && HAVE_CLK && GPIOLIB - help - This option enables build of the LED TPU platform driver, - suitable to drive any TPU channel on newer Renesas SoCs. - The driver controls the GPIO pin connected to the LED via - the GPIO framework and expects the LED to be connected to - a pin that can be driven in both GPIO mode and using TPU - pin function. The latter to support brightness control. - Brightness control is supported but hardware blinking is not. - config LEDS_TCA6507 tristate "LED Support for TCA6507 I2C chip" depends on LEDS_CLASS && I2C diff --git a/drivers/leds/Makefile b/drivers/leds/Makefile index ac2897732b02..ae4b6135f665 100644 --- a/drivers/leds/Makefile +++ b/drivers/leds/Makefile @@ -49,7 +49,6 @@ obj-$(CONFIG_LEDS_MC13783) += leds-mc13783.o obj-$(CONFIG_LEDS_NS2) += leds-ns2.o obj-$(CONFIG_LEDS_NETXBIG) += leds-netxbig.o obj-$(CONFIG_LEDS_ASIC3) += leds-asic3.o -obj-$(CONFIG_LEDS_RENESAS_TPU) += leds-renesas-tpu.o obj-$(CONFIG_LEDS_MAX8997) += leds-max8997.o obj-$(CONFIG_LEDS_LM355x) += leds-lm355x.o obj-$(CONFIG_LEDS_BLINKM) += leds-blinkm.o diff --git a/drivers/leds/leds-renesas-tpu.c b/drivers/leds/leds-renesas-tpu.c deleted file mode 100644 index adebf4931e1e..000000000000 --- a/drivers/leds/leds-renesas-tpu.c +++ /dev/null @@ -1,337 +0,0 @@ -/* - * LED control using Renesas TPU - * - * Copyright (C) 2011 Magnus Damm - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include <linux/module.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <linux/spinlock.h> -#include <linux/printk.h> -#include <linux/ioport.h> -#include <linux/io.h> -#include <linux/clk.h> -#include <linux/leds.h> -#include <linux/platform_data/leds-renesas-tpu.h> -#include <linux/gpio.h> -#include <linux/err.h> -#include <linux/slab.h> -#include <linux/pm_runtime.h> -#include <linux/workqueue.h> - -enum r_tpu_pin { R_TPU_PIN_UNUSED, R_TPU_PIN_GPIO, R_TPU_PIN_GPIO_FN }; -enum r_tpu_timer { R_TPU_TIMER_UNUSED, R_TPU_TIMER_ON }; - -struct r_tpu_priv { - struct led_classdev ldev; - void __iomem *mapbase; - struct clk *clk; - struct platform_device *pdev; - enum r_tpu_pin pin_state; - enum r_tpu_timer timer_state; - unsigned long min_rate; - unsigned int refresh_rate; - struct work_struct work; - enum led_brightness new_brightness; -}; - -static DEFINE_SPINLOCK(r_tpu_lock); - -#define TSTR -1 /* Timer start register (shared register) */ -#define TCR 0 /* Timer control register (+0x00) */ -#define TMDR 1 /* Timer mode register (+0x04) */ -#define TIOR 2 /* Timer I/O control register (+0x08) */ -#define TIER 3 /* Timer interrupt enable register (+0x0c) */ -#define TSR 4 /* Timer status register (+0x10) */ -#define TCNT 5 /* Timer counter (+0x14) */ -#define TGRA 6 /* Timer general register A (+0x18) */ -#define TGRB 7 /* Timer general register B (+0x1c) */ -#define TGRC 8 /* Timer general register C (+0x20) */ -#define TGRD 9 /* Timer general register D (+0x24) */ - -static inline u16 r_tpu_read(struct r_tpu_priv *p, int reg_nr) -{ - struct led_renesas_tpu_config *cfg = p->pdev->dev.platform_data; - void __iomem *base = p->mapbase; - unsigned long offs = reg_nr << 2; - - if (reg_nr == TSTR) - return ioread16(base - cfg->channel_offset); - - return ioread16(base + offs); -} - -static inline void r_tpu_write(struct r_tpu_priv *p, int reg_nr, u16 value) -{ - struct led_renesas_tpu_config *cfg = p->pdev->dev.platform_data; - void __iomem *base = p->mapbase; - unsigned long offs = reg_nr << 2; - - if (reg_nr == TSTR) { - iowrite16(value, base - cfg->channel_offset); - return; - } - - iowrite16(value, base + offs); -} - -static void r_tpu_start_stop_ch(struct r_tpu_priv *p, int start) -{ - struct led_renesas_tpu_config *cfg = p->pdev->dev.platform_data; - unsigned long flags; - u16 value; - - /* start stop register shared by multiple timer channels */ - spin_lock_irqsave(&r_tpu_lock, flags); - value = r_tpu_read(p, TSTR); - - if (start) - value |= 1 << cfg->timer_bit; - else - value &= ~(1 << cfg->timer_bit); - - r_tpu_write(p, TSTR, value); - spin_unlock_irqrestore(&r_tpu_lock, flags); -} - -static int r_tpu_enable(struct r_tpu_priv *p, enum led_brightness brightness) -{ - struct led_renesas_tpu_config *cfg = p->pdev->dev.platform_data; - int prescaler[] = { 1, 4, 16, 64 }; - int k, ret; - unsigned long rate, tmp; - - if (p->timer_state == R_TPU_TIMER_ON) - return 0; - - /* wake up device and enable clock */ - pm_runtime_get_sync(&p->pdev->dev); - ret = clk_enable(p->clk); - if (ret) { - dev_err(&p->pdev->dev, "cannot enable clock\n"); - return ret; - } - - /* make sure channel is disabled */ - r_tpu_start_stop_ch(p, 0); - - /* get clock rate after enabling it */ - rate = clk_get_rate(p->clk); - - /* pick the lowest acceptable rate */ - for (k = ARRAY_SIZE(prescaler) - 1; k >= 0; k--) - if ((rate / prescaler[k]) >= p->min_rate) - break; - - if (k < 0) { - dev_err(&p->pdev->dev, "clock rate mismatch\n"); - goto err0; - } - dev_dbg(&p->pdev->dev, "rate = %lu, prescaler %u\n", - rate, prescaler[k]); - - /* clear TCNT on TGRB match, count on rising edge, set prescaler */ - r_tpu_write(p, TCR, 0x0040 | k); - - /* output 0 until TGRA, output 1 until TGRB */ - r_tpu_write(p, TIOR, 0x0002); - - rate /= prescaler[k] * p->refresh_rate; - r_tpu_write(p, TGRB, rate); - dev_dbg(&p->pdev->dev, "TRGB = 0x%04lx\n", rate); - - tmp = (cfg->max_brightness - brightness) * rate; - r_tpu_write(p, TGRA, tmp / cfg->max_brightness); - dev_dbg(&p->pdev->dev, "TRGA = 0x%04lx\n", tmp / cfg->max_brightness); - - /* PWM mode */ - r_tpu_write(p, TMDR, 0x0002); - - /* enable channel */ - r_tpu_start_stop_ch(p, 1); - - p->timer_state = R_TPU_TIMER_ON; - return 0; - err0: - clk_disable(p->clk); - pm_runtime_put_sync(&p->pdev->dev); - return -ENOTSUPP; -} - -static void r_tpu_disable(struct r_tpu_priv *p) -{ - if (p->timer_state == R_TPU_TIMER_UNUSED) - return; - - /* disable channel */ - r_tpu_start_stop_ch(p, 0); - - /* stop clock and mark device as idle */ - clk_disable(p->clk); - pm_runtime_put_sync(&p->pdev->dev); - - p->timer_state = R_TPU_TIMER_UNUSED; -} - -static void r_tpu_set_pin(struct r_tpu_priv *p, enum r_tpu_pin new_state, - enum led_brightness brightness) -{ - struct led_renesas_tpu_config *cfg = p->pdev->dev.platform_data; - - if (p->pin_state == new_state) { - if (p->pin_state == R_TPU_PIN_GPIO) - gpio_set_value(cfg->pin_gpio, brightness); - return; - } - - if (p->pin_state == R_TPU_PIN_GPIO) - gpio_free(cfg->pin_gpio); - - if (p->pin_state == R_TPU_PIN_GPIO_FN) - gpio_free(cfg->pin_gpio_fn); - - if (new_state == R_TPU_PIN_GPIO) - gpio_request_one(cfg->pin_gpio, !!brightness ? - GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW, - cfg->name); - - if (new_state == R_TPU_PIN_GPIO_FN) - gpio_request(cfg->pin_gpio_fn, cfg->name); - - p->pin_state = new_state; -} - -static void r_tpu_work(struct work_struct *work) -{ - struct r_tpu_priv *p = container_of(work, struct r_tpu_priv, work); - enum led_brightness brightness = p->new_brightness; - - r_tpu_disable(p); - - /* off and maximum are handled as GPIO pins, in between PWM */ - if ((brightness == 0) || (brightness == p->ldev.max_brightness)) - r_tpu_set_pin(p, R_TPU_PIN_GPIO, brightness); - else { - r_tpu_set_pin(p, R_TPU_PIN_GPIO_FN, 0); - r_tpu_enable(p, brightness); - } -} - -static void r_tpu_set_brightness(struct led_classdev *ldev, - enum led_brightness brightness) -{ - struct r_tpu_priv *p = container_of(ldev, struct r_tpu_priv, ldev); - p->new_brightness = brightness; - schedule_work(&p->work); -} - -static int r_tpu_probe(struct platform_device *pdev) -{ - struct led_renesas_tpu_config *cfg = pdev->dev.platform_data; - struct r_tpu_priv *p; - struct resource *res; - int ret; - - if (!cfg) { - dev_err(&pdev->dev, "missing platform data\n"); - return -ENODEV; - } - - p = devm_kzalloc(&pdev->dev, sizeof(*p), GFP_KERNEL); - if (p == NULL) { - dev_err(&pdev->dev, "failed to allocate driver data\n"); - return -ENOMEM; - } - - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(&pdev->dev, "failed to get I/O memory\n"); - return -ENXIO; - } - - /* map memory, let mapbase point to our channel */ - p->mapbase = devm_ioremap_nocache(&pdev->dev, res->start, - resource_size(res)); - if (p->mapbase == NULL) { - dev_err(&pdev->dev, "failed to remap I/O memory\n"); - return -ENXIO; - } - - /* get hold of clock */ - p->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(p->clk)) { - dev_err(&pdev->dev, "cannot get clock\n"); - return PTR_ERR(p->clk); - } - - p->pdev = pdev; - p->pin_state = R_TPU_PIN_UNUSED; - p->timer_state = R_TPU_TIMER_UNUSED; - p->refresh_rate = cfg->refresh_rate ? cfg->refresh_rate : 100; - r_tpu_set_pin(p, R_TPU_PIN_GPIO, LED_OFF); - platform_set_drvdata(pdev, p); - - INIT_WORK(&p->work, r_tpu_work); - - p->ldev.name = cfg->name; - p->ldev.brightness = LED_OFF; - p->ldev.max_brightness = cfg->max_brightness; - p->ldev.brightness_set = r_tpu_set_brightness; - p->ldev.flags |= LED_CORE_SUSPENDRESUME; - ret = led_classdev_register(&pdev->dev, &p->ldev); - if (ret < 0) - goto err0; - - /* max_brightness may be updated by the LED core code */ - p->min_rate = p->ldev.max_brightness * p->refresh_rate; - - pm_runtime_enable(&pdev->dev); - return 0; - - err0: - r_tpu_set_pin(p, R_TPU_PIN_UNUSED, LED_OFF); - return ret; -} - -static int r_tpu_remove(struct platform_device *pdev) -{ - struct r_tpu_priv *p = platform_get_drvdata(pdev); - - r_tpu_set_brightness(&p->ldev, LED_OFF); - led_classdev_unregister(&p->ldev); - cancel_work_sync(&p->work); - r_tpu_disable(p); - r_tpu_set_pin(p, R_TPU_PIN_UNUSED, LED_OFF); - - pm_runtime_disable(&pdev->dev); - - return 0; -} - -static struct platform_driver r_tpu_device_driver = { - .probe = r_tpu_probe, - .remove = r_tpu_remove, - .driver = { - .name = "leds-renesas-tpu", - } -}; - -module_platform_driver(r_tpu_device_driver); - -MODULE_AUTHOR("Magnus Damm"); -MODULE_DESCRIPTION("Renesas TPU LED Driver"); -MODULE_LICENSE("GPL v2"); diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig index d5ab6583f440..d4a7a351d67c 100644 --- a/drivers/video/backlight/Kconfig +++ b/drivers/video/backlight/Kconfig @@ -425,6 +425,25 @@ config BACKLIGHT_AS3711 If you have an Austrian Microsystems AS3711 say Y to enable the backlight driver. +config BACKLIGHT_GPIO + tristate "Generic GPIO based Backlight Driver" + depends on GPIOLIB + help + If you have a LCD backlight adjustable by GPIO, say Y to enable + this driver. + +config BACKLIGHT_LV5207LP + tristate "Sanyo LV5207LP Backlight" + depends on I2C + help + If you have a Sanyo LV5207LP say Y to enable the backlight driver. + +config BACKLIGHT_BD6107 + tristate "Rohm BD6107 Backlight" + depends on I2C + help + If you have a Rohm BD6107 say Y to enable the backlight driver. + endif # BACKLIGHT_CLASS_DEVICE endif # BACKLIGHT_LCD_SUPPORT diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile index 92711fe60464..38e1babb1946 100644 --- a/drivers/video/backlight/Makefile +++ b/drivers/video/backlight/Makefile @@ -26,12 +26,14 @@ obj-$(CONFIG_BACKLIGHT_ADP8870) += adp8870_bl.o obj-$(CONFIG_BACKLIGHT_APPLE) += apple_bl.o obj-$(CONFIG_BACKLIGHT_AS3711) += as3711_bl.o obj-$(CONFIG_BACKLIGHT_ATMEL_PWM) += atmel-pwm-bl.o +obj-$(CONFIG_BACKLIGHT_BD6107) += bd6107.o obj-$(CONFIG_BACKLIGHT_CARILLO_RANCH) += cr_bllcd.o obj-$(CONFIG_BACKLIGHT_CLASS_DEVICE) += backlight.o obj-$(CONFIG_BACKLIGHT_DA903X) += da903x_bl.o obj-$(CONFIG_BACKLIGHT_DA9052) += da9052_bl.o obj-$(CONFIG_BACKLIGHT_EP93XX) += ep93xx_bl.o obj-$(CONFIG_BACKLIGHT_GENERIC) += generic_bl.o +obj-$(CONFIG_BACKLIGHT_GPIO) += gpio_backlight.o obj-$(CONFIG_BACKLIGHT_HP680) += hp680_bl.o obj-$(CONFIG_BACKLIGHT_HP700) += jornada720_bl.o obj-$(CONFIG_BACKLIGHT_LM3533) += lm3533_bl.o @@ -40,6 +42,7 @@ obj-$(CONFIG_BACKLIGHT_LM3639) += lm3639_bl.o obj-$(CONFIG_BACKLIGHT_LOCOMO) += locomolcd.o obj-$(CONFIG_BACKLIGHT_LP855X) += lp855x_bl.o obj-$(CONFIG_BACKLIGHT_LP8788) += lp8788_bl.o +obj-$(CONFIG_BACKLIGHT_LV5207LP) += lv5207lp.o obj-$(CONFIG_BACKLIGHT_MAX8925) += max8925_bl.o obj-$(CONFIG_BACKLIGHT_OMAP1) += omap1_bl.o obj-$(CONFIG_BACKLIGHT_OT200) += ot200_bl.o diff --git a/drivers/video/backlight/bd6107.c b/drivers/video/backlight/bd6107.c new file mode 100644 index 000000000000..15e3294b29fe --- /dev/null +++ b/drivers/video/backlight/bd6107.c @@ -0,0 +1,213 @@ +/* + * ROHM Semiconductor BD6107 LED Driver + * + * Copyright (C) 2013 Ideas on board SPRL + * + * Contact: Laurent Pinchart <[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/backlight.h> +#include <linux/delay.h> +#include <linux/err.h> +#include <linux/fb.h> +#include <linux/gpio.h> +#include <linux/i2c.h> +#include <linux/module.h> +#include <linux/platform_data/bd6107.h> +#include <linux/slab.h> + +#define BD6107_PSCNT1 0x00 +#define BD6107_PSCNT1_PSCNTREG2 (1 << 2) +#define BD6107_PSCNT1_PSCNTREG1 (1 << 0) +#define BD6107_REGVSET 0x02 +#define BD6107_REGVSET_REG1VSET_2_85V (1 << 2) +#define BD6107_REGVSET_REG1VSET_2_80V (0 << 2) +#define BD6107_LEDCNT1 0x03 +#define BD6107_LEDCNT1_LEDONOFF2 (1 << 1) +#define BD6107_LEDCNT1_LEDONOFF1 (1 << 0) +#define BD6107_PORTSEL 0x04 +#define BD6107_PORTSEL_LEDM(n) (1 << (n)) +#define BD6107_RGB1CNT1 0x05 +#define BD6107_RGB1CNT2 0x06 +#define BD6107_RGB1CNT3 0x07 +#define BD6107_RGB1CNT4 0x08 +#define BD6107_RGB1CNT5 0x09 +#define BD6107_RGB1FLM 0x0a +#define BD6107_RGB2CNT1 0x0b +#define BD6107_RGB2CNT2 0x0c +#define BD6107_RGB2CNT3 0x0d +#define BD6107_RGB2CNT4 0x0e +#define BD6107_RGB2CNT5 0x0f +#define BD6107_RGB2FLM 0x10 +#define BD6107_PSCONT3 0x11 +#define BD6107_SMMONCNT 0x12 +#define BD6107_DCDCCNT 0x13 +#define BD6107_IOSEL 0x14 +#define BD6107_OUT1 0x15 +#define BD6107_OUT2 0x16 +#define BD6107_MASK1 0x17 +#define BD6107_MASK2 0x18 +#define BD6107_FACTOR1 0x19 +#define BD6107_FACTOR2 0x1a +#define BD6107_CLRFACT1 0x1b +#define BD6107_CLRFACT2 0x1c +#define BD6107_STATE1 0x1d +#define BD6107_LSIVER 0x1e +#define BD6107_GRPSEL 0x1f +#define BD6107_LEDCNT2 0x20 +#define BD6107_LEDCNT3 0x21 +#define BD6107_MCURRENT 0x22 +#define BD6107_MAINCNT1 0x23 +#define BD6107_MAINCNT2 0x24 +#define BD6107_SLOPECNT 0x25 +#define BD6107_MSLOPE 0x26 +#define BD6107_RGBSLOPE 0x27 +#define BD6107_TEST 0x29 +#define BD6107_SFTRST 0x2a +#define BD6107_SFTRSTGD 0x2b + +struct bd6107 { + struct i2c_client *client; + struct backlight_device *backlight; + struct bd6107_platform_data *pdata; +}; + +static int bd6107_write(struct bd6107 *bd, u8 reg, u8 data) +{ + return i2c_smbus_write_byte_data(bd->client, reg, data); +} + +static int bd6107_backlight_update_status(struct backlight_device *backlight) +{ + struct bd6107 *bd = bl_get_data(backlight); + int brightness = backlight->props.brightness; + + if (backlight->props.power != FB_BLANK_UNBLANK || + backlight->props.fb_blank != FB_BLANK_UNBLANK || + backlight->props.state & (BL_CORE_SUSPENDED | BL_CORE_FBBLANK)) + brightness = 0; + + if (brightness) { + bd6107_write(bd, BD6107_PORTSEL, BD6107_PORTSEL_LEDM(2) | + BD6107_PORTSEL_LEDM(1) | BD6107_PORTSEL_LEDM(0)); + bd6107_write(bd, BD6107_MAINCNT1, brightness); + bd6107_write(bd, BD6107_LEDCNT1, BD6107_LEDCNT1_LEDONOFF1); + } else { + gpio_set_value(bd->pdata->reset, 0); + msleep(24); + gpio_set_value(bd->pdata->reset, 1); + } + + return 0; +} + +static int bd6107_backlight_get_brightness(struct backlight_device *backlight) +{ + return backlight->props.brightness; +} + +static int bd6107_backlight_check_fb(struct backlight_device *backlight, + struct fb_info *info) +{ + struct bd6107 *bd = bl_get_data(backlight); + + return bd->pdata->fbdev == NULL || bd->pdata->fbdev == info->dev; +} + +static const struct backlight_ops bd6107_backlight_ops = { + .options = BL_CORE_SUSPENDRESUME, + .update_status = bd6107_backlight_update_status, + .get_brightness = bd6107_backlight_get_brightness, + .check_fb = bd6107_backlight_check_fb, +}; + +static int bd6107_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct bd6107_platform_data *pdata = client->dev.platform_data; + struct backlight_device *backlight; + struct backlight_properties props; + struct bd6107 *bd; + int ret; + + if (pdata == NULL || !pdata->reset) { + dev_err(&client->dev, "No reset GPIO in platform data\n"); + return -EINVAL; + } + + if (!i2c_check_functionality(client->adapter, + I2C_FUNC_SMBUS_BYTE_DATA)) { + dev_warn(&client->dev, + "I2C adapter doesn't support I2C_FUNC_SMBUS_BYTE\n"); + return -EIO; + } + + bd = devm_kzalloc(&client->dev, sizeof(*bd), GFP_KERNEL); + if (!bd) + return -ENOMEM; + + bd->client = client; + bd->pdata = pdata; + + ret = devm_gpio_request_one(&client->dev, pdata->reset, + GPIOF_DIR_OUT | GPIOF_INIT_LOW, "reset"); + if (ret < 0) { + dev_err(&client->dev, "unable to request reset GPIO\n"); + return ret; + } + + memset(&props, 0, sizeof(props)); + props.type = BACKLIGHT_RAW; + props.max_brightness = 128; + props.brightness = clamp_t(unsigned int, pdata->def_value, 0, + props.max_brightness); + + backlight = backlight_device_register(dev_name(&client->dev), + &bd->client->dev, bd, + &bd6107_backlight_ops, &props); + if (IS_ERR(backlight)) { + dev_err(&client->dev, "failed to register backlight\n"); + return PTR_ERR(backlight); + } + + backlight_update_status(backlight); + i2c_set_clientdata(client, backlight); + + return 0; +} + +static int bd6107_remove(struct i2c_client *client) +{ + struct backlight_device *backlight = i2c_get_clientdata(client); + + backlight->props.brightness = 0; + backlight_update_status(backlight); + backlight_device_unregister(backlight); + + return 0; +} + +static const struct i2c_device_id bd6107_ids[] = { + { "bd6107", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, bd6107_ids); + +static struct i2c_driver bd6107_driver = { + .driver = { + .name = "bd6107", + }, + .probe = bd6107_probe, + .remove = bd6107_remove, + .id_table = bd6107_ids, +}; + +module_i2c_driver(bd6107_driver); + +MODULE_DESCRIPTION("Rohm BD6107 Backlight Driver"); +MODULE_AUTHOR("Laurent Pinchart <[email protected]>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/video/backlight/gpio_backlight.c b/drivers/video/backlight/gpio_backlight.c new file mode 100644 index 000000000000..5fa217f9f445 --- /dev/null +++ b/drivers/video/backlight/gpio_backlight.c @@ -0,0 +1,133 @@ +/* + * gpio_backlight.c - Simple GPIO-controlled backlight + * + * 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/backlight.h> +#include <linux/err.h> +#include <linux/fb.h> +#include <linux/gpio.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_data/gpio_backlight.h> +#include <linux/platform_device.h> +#include <linux/slab.h> + +struct gpio_backlight { + struct device *dev; + struct device *fbdev; + + int gpio; + int active; +}; + +static int gpio_backlight_update_status(struct backlight_device *bl) +{ + struct gpio_backlight *gbl = bl_get_data(bl); + int brightness = bl->props.brightness; + + if (bl->props.power != FB_BLANK_UNBLANK || + bl->props.fb_blank != FB_BLANK_UNBLANK || + bl->props.state & (BL_CORE_SUSPENDED | BL_CORE_FBBLANK)) + brightness = 0; + + gpio_set_value(gbl->gpio, brightness ? gbl->active : !gbl->active); + + return 0; +} + +static int gpio_backlight_get_brightness(struct backlight_device *bl) +{ + return bl->props.brightness; +} + +static int gpio_backlight_check_fb(struct backlight_device *bl, + struct fb_info *info) +{ + struct gpio_backlight *gbl = bl_get_data(bl); + + return gbl->fbdev == NULL || gbl->fbdev == info->dev; +} + +static const struct backlight_ops gpio_backlight_ops = { + .options = BL_CORE_SUSPENDRESUME, + .update_status = gpio_backlight_update_status, + .get_brightness = gpio_backlight_get_brightness, + .check_fb = gpio_backlight_check_fb, +}; + +static int gpio_backlight_probe(struct platform_device *pdev) +{ + struct gpio_backlight_platform_data *pdata = pdev->dev.platform_data; + struct backlight_properties props; + struct backlight_device *bl; + struct gpio_backlight *gbl; + int ret; + + if (!pdata) { + dev_err(&pdev->dev, "failed to find platform data\n"); + return -ENODEV; + } + + gbl = devm_kzalloc(&pdev->dev, sizeof(*gbl), GFP_KERNEL); + if (gbl == NULL) + return -ENOMEM; + + gbl->dev = &pdev->dev; + gbl->fbdev = pdata->fbdev; + gbl->gpio = pdata->gpio; + gbl->active = pdata->active_low ? 0 : 1; + + ret = devm_gpio_request_one(gbl->dev, gbl->gpio, GPIOF_DIR_OUT | + (gbl->active ? GPIOF_INIT_LOW + : GPIOF_INIT_HIGH), + pdata->name); + if (ret < 0) { + dev_err(&pdev->dev, "unable to request GPIO\n"); + return ret; + } + + memset(&props, 0, sizeof(props)); + props.type = BACKLIGHT_RAW; + props.max_brightness = 1; + bl = backlight_device_register(dev_name(&pdev->dev), &pdev->dev, gbl, + &gpio_backlight_ops, &props); + if (IS_ERR(bl)) { + dev_err(&pdev->dev, "failed to register backlight\n"); + return PTR_ERR(bl); + } + + bl->props.brightness = pdata->def_value; + backlight_update_status(bl); + + platform_set_drvdata(pdev, bl); + return 0; +} + +static int gpio_backlight_remove(struct platform_device *pdev) +{ + struct backlight_device *bl = platform_get_drvdata(pdev); + + backlight_device_unregister(bl); + return 0; +} + +static struct platform_driver gpio_backlight_driver = { + .driver = { + .name = "gpio-backlight", + .owner = THIS_MODULE, + }, + .probe = gpio_backlight_probe, + .remove = gpio_backlight_remove, +}; + +module_platform_driver(gpio_backlight_driver); + +MODULE_AUTHOR("Laurent Pinchart <[email protected]>"); +MODULE_DESCRIPTION("GPIO-based Backlight Driver"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:gpio-backlight"); diff --git a/drivers/video/backlight/lv5207lp.c b/drivers/video/backlight/lv5207lp.c new file mode 100644 index 000000000000..498fd73d59b9 --- /dev/null +++ b/drivers/video/backlight/lv5207lp.c @@ -0,0 +1,171 @@ +/* + * Sanyo LV5207LP LED Driver + * + * Copyright (C) 2013 Ideas on board SPRL + * + * Contact: Laurent Pinchart <[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/backlight.h> +#include <linux/err.h> +#include <linux/fb.h> +#include <linux/i2c.h> +#include <linux/module.h> +#include <linux/platform_data/lv5207lp.h> +#include <linux/slab.h> + +#define LV5207LP_CTRL1 0x00 +#define LV5207LP_CPSW (1 << 7) +#define LV5207LP_SCTEN (1 << 6) +#define LV5207LP_C10 (1 << 5) +#define LV5207LP_CKSW (1 << 4) +#define LV5207LP_RSW (1 << 3) +#define LV5207LP_GSW (1 << 2) +#define LV5207LP_BSW (1 << 1) +#define LV5207LP_CTRL2 0x01 +#define LV5207LP_MSW (1 << 7) +#define LV5207LP_MLED4 (1 << 6) +#define LV5207LP_RED 0x02 +#define LV5207LP_GREEN 0x03 +#define LV5207LP_BLUE 0x04 + +#define LV5207LP_MAX_BRIGHTNESS 32 + +struct lv5207lp { + struct i2c_client *client; + struct backlight_device *backlight; + struct lv5207lp_platform_data *pdata; +}; + +static int lv5207lp_write(struct lv5207lp *lv, u8 reg, u8 data) +{ + return i2c_smbus_write_byte_data(lv->client, reg, data); +} + +static int lv5207lp_backlight_update_status(struct backlight_device *backlight) +{ + struct lv5207lp *lv = bl_get_data(backlight); + int brightness = backlight->props.brightness; + + if (backlight->props.power != FB_BLANK_UNBLANK || + backlight->props.fb_blank != FB_BLANK_UNBLANK || + backlight->props.state & (BL_CORE_SUSPENDED | BL_CORE_FBBLANK)) + brightness = 0; + + if (brightness) { + lv5207lp_write(lv, LV5207LP_CTRL1, + LV5207LP_CPSW | LV5207LP_C10 | LV5207LP_CKSW); + lv5207lp_write(lv, LV5207LP_CTRL2, + LV5207LP_MSW | LV5207LP_MLED4 | + (brightness - 1)); + } else { + lv5207lp_write(lv, LV5207LP_CTRL1, 0); + lv5207lp_write(lv, LV5207LP_CTRL2, 0); + } + + return 0; +} + +static int lv5207lp_backlight_get_brightness(struct backlight_device *backlight) +{ + return backlight->props.brightness; +} + +static int lv5207lp_backlight_check_fb(struct backlight_device *backlight, + struct fb_info *info) +{ + struct lv5207lp *lv = bl_get_data(backlight); + + return lv->pdata->fbdev == NULL || lv->pdata->fbdev == info->dev; +} + +static const struct backlight_ops lv5207lp_backlight_ops = { + .options = BL_CORE_SUSPENDRESUME, + .update_status = lv5207lp_backlight_update_status, + .get_brightness = lv5207lp_backlight_get_brightness, + .check_fb = lv5207lp_backlight_check_fb, +}; + +static int lv5207lp_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct lv5207lp_platform_data *pdata = client->dev.platform_data; + struct backlight_device *backlight; + struct backlight_properties props; + struct lv5207lp *lv; + + if (pdata == NULL) { + dev_err(&client->dev, "No platform data supplied\n"); + return -EINVAL; + } + + if (!i2c_check_functionality(client->adapter, + I2C_FUNC_SMBUS_BYTE_DATA)) { + dev_warn(&client->dev, + "I2C adapter doesn't support I2C_FUNC_SMBUS_BYTE\n"); + return -EIO; + } + + lv = devm_kzalloc(&client->dev, sizeof(*lv), GFP_KERNEL); + if (!lv) + return -ENOMEM; + + lv->client = client; + lv->pdata = pdata; + + memset(&props, 0, sizeof(props)); + props.type = BACKLIGHT_RAW; + props.max_brightness = min_t(unsigned int, pdata->max_value, + LV5207LP_MAX_BRIGHTNESS); + props.brightness = clamp_t(unsigned int, pdata->def_value, 0, + props.max_brightness); + + backlight = backlight_device_register(dev_name(&client->dev), + &lv->client->dev, lv, + &lv5207lp_backlight_ops, &props); + if (IS_ERR(backlight)) { + dev_err(&client->dev, "failed to register backlight\n"); + return PTR_ERR(backlight); + } + + backlight_update_status(backlight); + i2c_set_clientdata(client, backlight); + + return 0; +} + +static int lv5207lp_remove(struct i2c_client *client) +{ + struct backlight_device *backlight = i2c_get_clientdata(client); + + backlight->props.brightness = 0; + backlight_update_status(backlight); + backlight_device_unregister(backlight); + + return 0; +} + +static const struct i2c_device_id lv5207lp_ids[] = { + { "lv5207lp", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, lv5207lp_ids); + +static struct i2c_driver lv5207lp_driver = { + .driver = { + .name = "lv5207lp", + }, + .probe = lv5207lp_probe, + .remove = lv5207lp_remove, + .id_table = lv5207lp_ids, +}; + +module_i2c_driver(lv5207lp_driver); + +MODULE_DESCRIPTION("Sanyo LV5207LP Backlight Driver"); +MODULE_AUTHOR("Laurent Pinchart <[email protected]>"); +MODULE_LICENSE("GPL"); diff --git a/include/linux/platform_data/bd6107.h b/include/linux/platform_data/bd6107.h new file mode 100644 index 000000000000..671d6502d241 --- /dev/null +++ b/include/linux/platform_data/bd6107.h @@ -0,0 +1,19 @@ +/* + * bd6107.h - Rohm BD6107 LEDs Driver + * + * 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. + */ +#ifndef __BD6107_H__ +#define __BD6107_H__ + +struct device; + +struct bd6107_platform_data { + struct device *fbdev; + int reset; /* Reset GPIO */ + unsigned int def_value; +}; + +#endif diff --git a/include/linux/platform_data/gpio_backlight.h b/include/linux/platform_data/gpio_backlight.h new file mode 100644 index 000000000000..5ae0d9c80d4d --- /dev/null +++ b/include/linux/platform_data/gpio_backlight.h @@ -0,0 +1,21 @@ +/* + * gpio_backlight.h - Simple GPIO-controlled backlight + * + * 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. + */ +#ifndef __GPIO_BACKLIGHT_H__ +#define __GPIO_BACKLIGHT_H__ + +struct device; + +struct gpio_backlight_platform_data { + struct device *fbdev; + int gpio; + int def_value; + bool active_low; + const char *name; +}; + +#endif diff --git a/include/linux/platform_data/leds-renesas-tpu.h b/include/linux/platform_data/leds-renesas-tpu.h deleted file mode 100644 index 055387086fc1..000000000000 --- a/include/linux/platform_data/leds-renesas-tpu.h +++ /dev/null @@ -1,14 +0,0 @@ -#ifndef __LEDS_RENESAS_TPU_H__ -#define __LEDS_RENESAS_TPU_H__ - -struct led_renesas_tpu_config { - char *name; - unsigned pin_gpio_fn; - unsigned pin_gpio; - unsigned int channel_offset; - unsigned int timer_bit; - unsigned int max_brightness; - unsigned int refresh_rate; -}; - -#endif /* __LEDS_RENESAS_TPU_H__ */ diff --git a/include/linux/platform_data/lv5207lp.h b/include/linux/platform_data/lv5207lp.h new file mode 100644 index 000000000000..7dc4d9a219a6 --- /dev/null +++ b/include/linux/platform_data/lv5207lp.h @@ -0,0 +1,19 @@ +/* + * lv5207lp.h - Sanyo LV5207LP LEDs Driver + * + * 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. + */ +#ifndef __LV5207LP_H__ +#define __LV5207LP_H__ + +struct device; + +struct lv5207lp_platform_data { + struct device *fbdev; + unsigned int max_value; + unsigned int def_value; +}; + +#endif |