From e9cb878ec238f85b81c7b439b4280062d4fbf9b8 Mon Sep 17 00:00:00 2001 From: Linus Walleij Date: Mon, 1 Feb 2021 10:13:08 +0100 Subject: [PATCH] ARM: dts: ux500: Add Flash LEDs to Samsung phones This adds the Richtek RT8515 Flash LED to the Golden, Skomer and Janice device trees. Signed-off-by: Linus Walleij Link: https://lore.kernel.org/r/20210201091308.284465-1-linus.walleij@linaro.org' Signed-off-by: Arnd Bergmann --- arch/arm/boot/dts/ste-ux500-samsung-golden.dts | 36 ++++++++++++++++++++++++++ arch/arm/boot/dts/ste-ux500-samsung-janice.dts | 36 ++++++++++++++++++++++++++ arch/arm/boot/dts/ste-ux500-samsung-skomer.dts | 35 +++++++++++++++++++++++++ 3 files changed, 107 insertions(+) diff --git a/arch/arm/boot/dts/ste-ux500-samsung-golden.dts b/arch/arm/boot/dts/ste-ux500-samsung-golden.dts index 00ee013cbd1d..7010fdcd76b2 100644 --- a/arch/arm/boot/dts/ste-ux500-samsung-golden.dts +++ b/arch/arm/boot/dts/ste-ux500-samsung-golden.dts @@ -5,6 +5,7 @@ #include "ste-ab8505.dtsi" #include "ste-dbx5x0-pinctrl.dtsi" #include +#include #include #include @@ -373,6 +374,32 @@ }; }; + /* Richtek RT8515GQW Flash LED Driver IC */ + flash { + compatible = "richtek,rt8515"; + /* GPIO 140 */ + enf-gpios = <&gpio4 12 GPIO_ACTIVE_HIGH>; + /* GPIO 141 */ + ent-gpios = <&gpio4 13 GPIO_ACTIVE_HIGH>; + /* + * RFS is 16 kOhm and RTS is 100 kOhm giving + * the flash max current 343mA and torch max + * current 55 mA. + */ + richtek,rfs-ohms = <16000>; + richtek,rts-ohms = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&gpio_flash_default_mode>; + + led { + function = LED_FUNCTION_FLASH; + color = ; + flash-max-timeout-us = <250000>; + flash-max-microamp = <343750>; + led-max-microamp = <55000>; + }; + }; + vibrator { compatible = "gpio-vibrator"; /* GPIO195 (MOT_EN) */ @@ -498,6 +525,15 @@ }; }; + flash { + gpio_flash_default_mode: flash_default { + golden_cfg1 { + pins = "GPIO140_B11", "GPIO141_C12"; + ste,config = <&gpio_out_lo>; + }; + }; + }; + i2c-gpio-1 { i2c_gpio_1_default: i2c_gpio_1 { golden_cfg1 { diff --git a/arch/arm/boot/dts/ste-ux500-samsung-janice.dts b/arch/arm/boot/dts/ste-ux500-samsung-janice.dts index 95d5abe5dc0d..7411bfeda285 100644 --- a/arch/arm/boot/dts/ste-ux500-samsung-janice.dts +++ b/arch/arm/boot/dts/ste-ux500-samsung-janice.dts @@ -8,6 +8,7 @@ #include "ste-ab8500.dtsi" #include "ste-dbx5x0-pinctrl.dtsi" #include +#include #include #include @@ -180,6 +181,32 @@ }; }; + /* Richtek RT8515GQW Flash LED Driver IC */ + flash { + compatible = "richtek,rt8515"; + /* GPIO 140 */ + enf-gpios = <&gpio4 12 GPIO_ACTIVE_HIGH>; + /* GPIO 141 */ + ent-gpios = <&gpio4 13 GPIO_ACTIVE_HIGH>; + /* + * RFS is 16 kOhm and RTS is 100 kOhm giving + * the flash max current 343mA and torch max + * current 55 mA. + */ + richtek,rfs-ohms = <16000>; + richtek,rts-ohms = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&gpio_flash_default_mode>; + + led { + function = LED_FUNCTION_FLASH; + color = ; + flash-max-timeout-us = <250000>; + flash-max-microamp = <343750>; + led-max-microamp = <55000>; + }; + }; + /* Bit-banged I2C on GPIO143 and GPIO144 also called "SUBPMU I2C" */ i2c-gpio-0 { compatible = "i2c-gpio"; @@ -739,6 +766,15 @@ }; }; }; + /* Flash and torch */ + flash { + gpio_flash_default_mode: flash_default { + janice_cfg1 { + pins = "GPIO140_B11", "GPIO141_C12"; + ste,config = <&gpio_out_lo>; + }; + }; + }; /* GPIO keys */ gpio-keys { gpio_keys_default_mode: gpio_keys_default { diff --git a/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts b/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts index 36420492fd72..d28a00757d0b 100644 --- a/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts +++ b/arch/arm/boot/dts/ste-ux500-samsung-skomer.dts @@ -8,6 +8,7 @@ #include "ste-ab8505.dtsi" #include "ste-dbx5x0-pinctrl.dtsi" #include +#include #include #include @@ -118,6 +119,32 @@ pinctrl-0 = <&gpio_backlight_default_mode>; }; + /* Richtek RT8515GQW Flash LED Driver IC */ + flash { + compatible = "richtek,rt8515"; + /* GPIO 140 */ + enf-gpios = <&gpio4 12 GPIO_ACTIVE_HIGH>; + /* GPIO 141 */ + ent-gpios = <&gpio4 13 GPIO_ACTIVE_HIGH>; + /* + * RFS is 16 kOhm and RTS is 100 kOhm giving + * the flash max current 343mA and torch max + * current 55 mA. + */ + richtek,rfs-ohms = <16000>; + richtek,rts-ohms = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&gpio_flash_default_mode>; + + led { + function = LED_FUNCTION_FLASH; + color = ; + flash-max-timeout-us = <250000>; + flash-max-microamp = <343750>; + led-max-microamp = <55000>; + }; + }; + i2c-gpio-0 { compatible = "i2c-gpio"; sda-gpios = <&gpio4 16 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; @@ -487,6 +514,14 @@ }; }; }; + flash { + gpio_flash_default_mode: flash_default { + skomer_cfg1 { + pins = "GPIO140_B11", "GPIO141_C12"; + ste,config = <&gpio_out_lo>; + }; + }; + }; /* GPIO that enables the 2.9V SD card level translator */ sd-level-translator { sd_level_translator_default: sd_level_translator_default { -- 2.11.0