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/openbmc/linux/Documentation/devicetree/bindings/leds/backlight/
H A Dpwm-backlight.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/leds/backlight/pwm-backlight.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: pwm-backlight
10 - Lee Jones <lee@kernel.org>
11 - Daniel Thompson <daniel.thompson@linaro.org>
12 - Jingoo Han <jingoohan1@gmail.com>
16 const: pwm-backlight
21 pwm-names: true
[all …]
/openbmc/linux/arch/arm/boot/dts/rockchip/
H A Drk3288-veyron-edp.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
9 backlight_regulator: backlight-regulator {
10 compatible = "regulator-fixed";
11 enable-active-high;
13 pinctrl-names = "default";
14 pinctrl-0 = <&bl_pwr_en>;
15 regulator-name = "backlight_regulator";
16 vin-supply = <&vcc33_sys>;
17 startup-delay-us = <15000>;
20 panel_regulator: panel-regulator {
[all …]
/openbmc/linux/arch/arm64/boot/dts/mediatek/
H A Dmt8183-kukui-jacuzzi-fennel-sku1.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
6 /dts-v1/;
7 #include "mt8183-kukui-jacuzzi-fennel.dtsi"
8 #include "mt8183-kukui-audio-da7219-rt1015p.dtsi"
12 compatible = "google,fennel-sku1", "google,fennel", "mediatek,mt8183";
15 compatible = "pwm-leds";
16 keyboard_backlight: led-0 {
19 max-brightness = <1023>;
31 compatible = "hid-over-i2c";
33 interrupt-parent = <&pio>;
[all …]
H A Dmt8195-cherry.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
6 #include <dt-bindings/gpio/gpio.h>
7 #include <dt-bindings/spmi/spmi.h>
25 backlight_lcd0: backlight-lcd0 {
26 compatible = "pwm-backlight";
27 brightness-levels = <0 1023>;
28 default-brightness-level = <576>;
29 enable-gpios = <&pio 82 GPIO_ACTIVE_HIGH>;
30 num-interpolated-steps = <1023>;
32 power-supply = <&ppvar_sys>;
[all …]
/openbmc/linux/arch/arm64/boot/dts/allwinner/
H A Dsun50i-a64-pinetab.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
7 /dts-v1/;
9 #include "sun50i-a64.dtsi"
10 #include "sun50i-a64-cpu-opp.dtsi"
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/input/input.h>
14 #include <dt-bindings/pwm/pwm.h>
18 compatible = "pine64,pinetab", "allwinner,sun50i-a64";
19 chassis-type = "tablet";
27 compatible = "pwm-backlight";
[all …]
/openbmc/linux/drivers/video/backlight/
H A Dpwm_bl.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Simple PWM based backlight control, board code has to setup
4 * 1) pin configuration so PWM waveforms can output
8 #include <linux/delay.h>
17 #include <linux/pwm.h>
23 struct pwm_device *pwm; member
45 if (pb->enabled) in pwm_backlight_power_on()
48 if (pb->power_supply) { in pwm_backlight_power_on()
49 err = regulator_enable(pb->power_supply); in pwm_backlight_power_on()
51 dev_err(pb->dev, "failed to enable power supply\n"); in pwm_backlight_power_on()
[all …]
H A Dlp855x_bl.c1 // SPDX-License-Identifier: GPL-2.0-only
13 #include <linux/delay.h>
17 #include <linux/pwm.h>
40 #define DEFAULT_BL_NAME "lcd-backlight"
73 struct pwm_device *pwm; member
81 return i2c_smbus_write_byte_data(lp->client, reg, data); in lp855x_write_byte()
89 ret = i2c_smbus_read_byte_data(lp->client, reg); in lp855x_update_bit()
91 dev_err(lp->dev, "failed to read 0x%.2x\n", reg); in lp855x_update_bit()
106 switch (lp->chip_id) { in lp855x_is_valid_rom_area()
173 struct lp855x_platform_data *pd = lp->pdata; in lp855x_configure()
[all …]
/openbmc/linux/arch/arm/boot/dts/nxp/imx/
H A Dmba6ulx.dtsi1 // SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
3 * Copyright 2018-2022 TQ-Systems GmbH
4 * Author: Markus Niebel <Markus.Niebel@tq-group.com>
8 model = "TQ-Systems MBA6ULx Baseboard";
18 stdout-path = &uart1;
22 compatible = "pwm-backlight";
23 power-supply = <&reg_mba6ul_3v3>;
24 enable-gpios = <&expander_out0 4 GPIO_ACTIVE_HIGH>;
29 compatible = "gpio-beeper";
33 gpio_buttons: gpio-keys {
[all …]
H A Dimx6sl-tolino-vision.dts1 // SPDX-License-Identifier: GPL-2.0
5 * Name on mainboard is: 37NB-E60Q30+4A3
11 /dts-v1/;
13 #include <dt-bindings/leds/common.h>
14 #include <dt-bindings/input/input.h>
15 #include <dt-bindings/gpio/gpio.h>
20 compatible = "kobo,tolino-vision", "fsl,imx6sl";
28 compatible = "pwm-backlight";
30 power-supply = <&backlight_regulator>;
33 backlight_regulator: regulator-backlight {
[all …]
H A Dimx6sl-tolino-shine2hd.dts1 // SPDX-License-Identifier: GPL-2.0
5 * Name on mainboard is: 37NB-E60QF0+4A2 or 37NB-E60QF0+4A3
11 /dts-v1/;
13 #include <dt-bindings/input/input.h>
14 #include <dt-bindings/gpio/gpio.h>
19 compatible = "kobo,tolino-shine2hd", "fsl,imx6sl";
22 compatible = "pwm-backlight";
24 power-supply = <&backlight_regulator>;
27 backlight_regulator: regulator-backlight {
28 compatible = "regulator-fixed";
[all …]
/openbmc/linux/drivers/platform/x86/x86-android-tablets/
H A Dlenovo.c1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * and which have broken DSDT tables. The factory kernels shipped on these
8 * Copyright (C) 2021-2023 Hans de Goede <hdegoede@redhat.com>
24 #include "shared-psy-info.h"
25 #include "x86-android-tablets.h"
28 * Various Lenovo models use a TI LP8557 LED backlight controller with its PWM
29 * input connected to a PWM output coming from the LCD panel's controller.
30 * The Android kernels have a hack in the i915 driver to write a non-standard
31 * panel specific DSI register to set the duty-cycle of the LCD's PWM output.
44 PROPERTY_ENTRY_U32("hid-descr-addr", 0x0001),
[all …]
/openbmc/linux/arch/arm64/boot/dts/rockchip/
H A Drk3399-pinebook-pro.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 /dts-v1/;
9 #include <dt-bindings/input/gpio-keys.h>
10 #include <dt-bindings/input/linux-event-codes.h>
11 #include <dt-bindings/pwm/pwm.h>
12 #include <dt-bindings/usb/pd.h>
13 #include <dt-bindings/leds/common.h>
15 #include "rk3399-opp.dtsi"
19 compatible = "pine64,pinebook-pro", "rockchip,rk3399";
20 chassis-type = "laptop";
[all …]
H A Drk3566-anbernic-rgxx3.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 /dts-v1/;
5 #include <dt-bindings/gpio/gpio.h>
6 #include <dt-bindings/input/linux-event-codes.h>
7 #include <dt-bindings/leds/common.h>
8 #include <dt-bindings/pinctrl/rockchip.h>
9 #include <dt-bindings/soc/rockchip,vop2.h>
14 stdout-path = "serial2:1500000n8";
17 adc-joystick {
18 compatible = "adc-joystick";
[all …]
H A Drk3399-pinephone-pro.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
9 * https://files.pine64.org/doc/PinePhonePro/PinephonePro-Schematic-V1.0-20211127.pdf
12 /dts-v1/;
13 #include <dt-bindings/input/gpio-keys.h>
14 #include <dt-bindings/input/linux-event-codes.h>
16 #include "rk3399-opp.dtsi"
20 compatible = "pine64,pinephone-pro", "rockchip,rk3399";
21 chassis-type = "handset";
30 stdout-path = "serial2:115200n8";
33 adc-keys {
[all …]
/openbmc/u-boot/board/ge/bx50v3/
H A Dbx50v3.c1 // SPDX-License-Identifier: GPL-2.0+
9 #include <asm/arch/imx-regs.h>
11 #include <asm/arch/mx6-pins.h>
14 #include <asm/mach-imx/mxc_i2c.h>
15 #include <asm/mach-imx/iomux-v3.h>
16 #include <asm/mach-imx/boot_mode.h>
17 #include <asm/mach-imx/video.h>
29 #include <pwm.h>
71 gd->ram_size = imx_ddr_size(); in dram_init()
207 return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(2, 30)) : -1; in board_spi_cs_gpio()
[all …]
/openbmc/linux/arch/arm/boot/dts/samsung/
H A Ds5pv210-aries.dtsi1 // SPDX-License-Identifier: GPL-2.0
6 /dts-v1/;
7 #include <dt-bindings/gpio/gpio.h>
8 #include <dt-bindings/interrupt-controller/irq.h>
32 reserved-memory {
33 #address-cells = <1>;
34 #size-cells = <1>;
38 compatible = "shared-dma-pool";
39 no-map;
44 compatible = "shared-dma-pool";
[all …]
/openbmc/u-boot/arch/arm/mach-sunxi/
H A DKconfig4 default "arch/arm/cpu/armv7/sunxi/u-boot-spl.lds" if !ARM64
87 ---help---
100 ---help---
102 as the original A10 (mach-sun4i).
106 ---help---
113 ---help---
116 not have official open-source DRAM initialization code, but can
122 ---help---
124 have only 16-bit memory buswidth.
128 ---help---
[all …]
/openbmc/linux/drivers/gpu/drm/radeon/
H A Datombios.h2 * Copyright 2006-2007 Advanced Micro Devices, Inc.
175 #define ATOM_FAKE_DESKTOP_STRING "DSK" //Flag used to enable mobile ASIC on Desktop
214 UCHAR uaFirmWareSignature[4]; /*Signature to distinguish between Atombios and non-atombios,
397 …ONG ulPointerReturnFlag:1; // BYTE_3[7]=1 - Return the pointer to the right Data Block; BYTE_…
403 …ONG ulPointerReturnFlag:1; // BYTE_3[7]=1 - Return the pointer to the right Data Block; BYTE_…
410 …ULONG ulClock; //When returen, it's the re-calculated clock based on given Fb_div Post_Di…
422 UCHAR ucPostDiv; //return post div to be written to register
483 …ULONG ucPostDiv:8; //return parameter: post divider which is used to program to register d…
487 …ULONG ucPostDiv:8; //return parameter: post divider which is used to program to register d…
504 …UCHAR ucInputFlag; //Input Flags. ucInputFlag[0] - Strobe(1)/Performance(0)…
[all …]
/openbmc/linux/drivers/gpu/drm/amd/include/
H A Datombios.h2 * Copyright 2006-2007 Advanced Micro Devices, Inc.
107 #define ATOM_SCALER_DISABLE 0 //For Fudo, it's bypass and auto-cengter & no replication
108 #define ATOM_SCALER_CENTER 1 //For Fudo, it's bypass and auto-center & auto replication
110 #define ATOM_SCALER_MULTI_EX 3 //For Fudo only, it's multi-tap mode only used to drive TV or CV,…
182 #define ATOM_FAKE_DESKTOP_STRING "DSK" //Flag used to enable mobile ASIC on Desktop
222 UCHAR uaFirmWareSignature[4]; //Signature to distinguish between Atombios and non-atombios,
245 UCHAR uaFirmWareSignature[4]; //Signature to distinguish between Atombios and non-atombios,
427 …ONG ulPointerReturnFlag:1; // BYTE_3[7]=1 - Return the pointer to the right Data Block; BYTE_…
433 …ONG ulPointerReturnFlag:1; // BYTE_3[7]=1 - Return the pointer to the right Data Block; BYTE_…
440 …ULONG ulClock; //When returen, it's the re-calculated clock based on given Fb_div Post_Di…
[all …]
/openbmc/u-boot/board/advantech/dms-ba16/
H A Ddms-ba16.c1 // SPDX-License-Identifier: GPL-2.0+
9 #include <asm/arch/imx-regs.h>
11 #include <asm/arch/mx6-pins.h>
14 #include <asm/mach-imx/mxc_i2c.h>
15 #include <asm/mach-imx/iomux-v3.h>
16 #include <asm/mach-imx/boot_mode.h>
17 #include <asm/mach-imx/video.h>
28 #include <pwm.h>
63 gd->ram_size = imx_ddr_size(); in dram_init()
199 return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(2, 30)) : -1; in board_spi_cs_gpio()
[all …]
/openbmc/linux/arch/arm/boot/dts/nvidia/
H A Dtegra20-asus-tf101.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/atmel-maxtouch.h>
5 #include <dt-bindings/input/gpio-keys.h>
6 #include <dt-bindings/input/input.h>
7 #include <dt-bindings/thermal/thermal.h>
10 #include "tegra20-cpu-opp.dtsi"
11 #include "tegra20-cpu-opp-microvolt.dtsi"
16 chassis-type = "convertible";
32 * The decompressor and also some bootloaders rely on a
[all …]
H A Dtegra20-acer-a500-picasso.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/atmel-maxtouch.h>
5 #include <dt-bindings/input/gpio-keys.h>
6 #include <dt-bindings/input/input.h>
7 #include <dt-bindings/thermal/thermal.h>
10 #include "tegra20-cpu-opp.dtsi"
11 #include "tegra20-cpu-opp-microvolt.dtsi"
31 * The decompressor and also some bootloaders rely on a
32 * pre-existing /chosen node to be available to insert the
[all …]
H A Dtegra30-asus-nexus7-grouper-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 #include <dt-bindings/input/gpio-keys.h>
4 #include <dt-bindings/input/input.h>
5 #include <dt-bindings/power/summit,smb347-charger.h>
6 #include <dt-bindings/thermal/thermal.h>
9 #include "tegra30-cpu-opp.dtsi"
10 #include "tegra30-cpu-opp-microvolt.dtsi"
11 #include "tegra30-asus-lvds-display.dtsi"
26 * The decompressor and also some bootloaders rely on a
27 * pre-existing /chosen node to be available to insert the
[all …]
/openbmc/linux/arch/arm64/boot/dts/qcom/
H A Dsc8180x-primus.dts1 // SPDX-License-Identifier: BSD-3-Clause
3 * Copyright (c) 2017-2019, The Linux Foundation. All rights reserved.
4 * Copyright (c) 2020-2023, Linaro Limited
7 /dts-v1/;
9 #include <dt-bindings/gpio/gpio.h>
10 #include <dt-bindings/input/gpio-keys.h>
11 #include <dt-bindings/input/input.h>
12 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
14 #include "sc8180x-pmics.dtsi"
18 compatible = "qcom,sc8180x-primus", "qcom,sc8180x";
[all …]
/openbmc/linux/arch/arm64/boot/dts/freescale/
H A Dimx8mq-librem5.dtsi1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2018-2020 Purism SPC
6 /dts-v1/;
8 #include "dt-bindings/input/input.h"
9 #include <dt-bindings/interrupt-controller/irq.h>
10 #include <dt-bindings/leds/common.h>
11 #include "dt-bindings/pwm/pwm.h"
12 #include "dt-bindings/usb/pd.h"
18 chassis-type = "handset";
20 backlight_dsi: backlight-dsi {
[all …]

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