| /openbmc/linux/Documentation/devicetree/bindings/regulator/ |
| H A D | fixed-regulator.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/regulator/fixed-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Liam Girdwood <lgirdwood@gmail.com>
11 - Mark Brown <broonie@kernel.org>
16 expected to have the regulator-min-microvolt and regulator-max-microvolt
20 - $ref: regulator.yaml#
21 - if:
25 const: regulator-fixed-clock
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| H A D | regulator.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Liam Girdwood <lgirdwood@gmail.com>
11 - Mark Brown <broonie@kernel.org>
14 regulator-name:
18 regulator-min-microvolt:
21 regulator-max-microvolt:
24 regulator-microvolt-offset:
28 regulator-min-microamp:
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| /openbmc/u-boot/doc/device-tree-bindings/regulator/ |
| H A D | fixed.txt | 4 The binding is done by the property "compatible" - this is different, than for
5 binding by the node prefix (doc/device-tree-bindings/regulator/regulator.txt).
8 - compatible: "regulator-fixed"
9 - regulator-name: this is required by the regulator uclass
12 - gpio: GPIO to use for enable control
13 - startup-delay-us: startup time in microseconds
14 - u-boot,off-on-delay-us: off delay time in microseconds
15 - regulator constraints (binding info: regulator.txt)
16 - enable-active-high: Polarity of GPIO is Active high. If this property
20 Other kernel-style properties, are currently not used.
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| /openbmc/linux/drivers/leds/trigger/ |
| H A D | ledtrig-activity.c | 1 // SPDX-License-Identifier: GPL-2.0-only
6 * Partially based on Atsushi Nemoto's ledtrig-heartbeat.c.
37 struct led_classdev *led_cdev = activity_data->led_cdev; in led_activity_function()
40 int delay; in led_activity_function() local
48 if (test_and_clear_bit(LED_BLINK_BRIGHTNESS_CHANGE, &led_cdev->work_flags)) in led_activity_function()
49 led_cdev->blink_brightness = led_cdev->new_blink_brightness; in led_activity_function()
53 led_set_brightness_nosleep(led_cdev, led_cdev->blink_brightness); in led_activity_function()
75 * down to 16us, ensuring we won't overflow 32-bit computations below in led_activity_function()
76 * even up to 3k CPUs, while keeping divides cheap on smaller systems. in led_activity_function()
79 diff_boot = (curr_boot - activity_data->last_boot) >> 16; in led_activity_function()
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| /openbmc/linux/Documentation/devicetree/bindings/mmc/ |
| H A D | mmc-pwrseq-simple.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/mmc/mmc-pwrseq-simple.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Ulf Hansson <ulf.hansson@linaro.org>
14 of common properties between various SOC designs. It thus enables us to use
19 const: mmc-pwrseq-simple
21 reset-gpios:
28 They will be de-asserted right after the power has been provided to the
33 description: Handle for the entry in clock-names.
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| /openbmc/u-boot/arch/arm/dts/ |
| H A D | r8a7796-salvator-x-u-boot.dts | 1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree Source extras for U-Boot for the Salvator-X board
8 #include "r8a7796-salvator-x.dts"
9 #include "r8a7796-u-boot.dtsi"
12 u-boot,off-on-delay-us = <20000>;
16 u-boot,off-on-delay-us = <20000>;
21 power-source = <1800>;
29 sd-uhs-sdr12;
30 sd-uhs-sdr25;
31 sd-uhs-sdr104;
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| H A D | r8a7795-salvator-x-u-boot.dts | 1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree Source extras for U-Boot for the Salvator-X board
8 #include "r8a7795-salvator-x.dts"
9 #include "r8a7795-u-boot.dtsi"
12 u-boot,off-on-delay-us = <20000>;
16 u-boot,off-on-delay-us = <20000>;
21 power-source = <1800>;
29 sd-uhs-sdr12;
30 sd-uhs-sdr25;
31 sd-uhs-sdr104;
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| H A D | r8a77965-salvator-x-u-boot.dts | 1 // SPDX-License-Identifier: GPL-2.0
3 * Device Tree Source extras for U-Boot for the M3N Salvator-XS board
8 #include "r8a77965-salvator-x.dts"
9 #include "r8a77965-u-boot.dtsi"
12 u-boot,off-on-delay-us = <20000>;
16 u-boot,off-on-delay-us = <20000>;
21 power-source = <1800>;
29 sd-uhs-sdr12;
30 sd-uhs-sdr25;
31 sd-uhs-sdr104;
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| /openbmc/linux/arch/arm/boot/dts/samsung/ |
| H A D | s5pv210-aries.dtsi | 1 // 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";
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| /openbmc/linux/tools/power/pm-graph/config/ |
| H A D | example.cfg | 5 # all the tool arguments so that they don't have to be given on the
9 # sudo ./sleepgraph.py -config config/example.cfg
14 # ---- General Options ----
26 output-dir: suspend-{hostname}-{date}-{time}
29 # Use rtcwake to autoresume after X seconds, or off to disable (default: 15)
37 # insert a small visible gap between suspend and resume on the timeline (default: false)
49 # Enable/disable runtime suspend for all devices, restore all after test (default: no-action)
52 # Turn display on/off for test
53 # Switch the display on/off for the test using xset (default: no-action)
54 # display: on
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| /openbmc/linux/include/ufs/ |
| H A D | ufs_quirks.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2014-2016, The Linux Foundation. All rights reserved.
22 * ufs_dev_quirk - ufs device quirk info
42 * - As soon as SW sees the DL NAC error, it should schedule the error handler
43 * - Error handler would sleep for 50ms to see if there are any fatal errors
45 * - If there are fatal errors then SW does normal error recovery.
46 * - If there are no fatal errors then SW sends the NOP command to device
48 * - If NOP command times out, SW does normal error recovery
49 * - If NOP command succeed, skip the error handling.
59 * 600us which may not be enough for reliable hibern8 exit hardware sequence
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| /openbmc/linux/Documentation/trace/ |
| H A D | ftrace.rst | 2 ftrace - Function Tracer
13 - Written for: 2.6.28-rc2
14 - Updated for: 3.10
15 - Updated for: 4.13 - Copyright 2017 VMware Inc. Steven Rostedt
16 - Converted to rst format - Changbin Du <changbin.du@intel.com>
19 ------------
22 designers of systems to find what is going on inside the kernel.
24 performance issues that take place outside of user-space.
35 going on in certain parts of the kernel.
41 ----------------------
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| /openbmc/linux/arch/arm64/boot/dts/nvidia/ |
| H A D | tegra210-p2180.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
2 #include <dt-bindings/mfd/max77620.h>
17 stdout-path = "serial0:115200n8";
26 vdd-supply = <&vdd_gpu>;
31 /delete-property/ dmas;
32 /delete-property/ dma-names;
45 vcc-supply = <&vdd_1v8>;
46 address-width = <8>;
49 read-only;
55 clock-frequency = <400000>;
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| /openbmc/linux/arch/arm64/boot/dts/rockchip/ |
| H A D | rk3568-lubancat-2.dts | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 /dts-v1/;
9 #include <dt-bindings/gpio/gpio.h>
10 #include <dt-bindings/leds/common.h>
11 #include <dt-bindings/pinctrl/rockchip.h>
12 #include <dt-bindings/soc/rockchip,vop2.h>
17 compatible = "embedfire,lubancat-2", "rockchip,rk3568";
27 stdout-path = "serial2:1500000n8";
31 compatible = "gpio-leds";
33 user_led: user-led {
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| H A D | rk3568-bpi-r2-pro.dts | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 * Author: Frank Wunderlich <frank-w@public-files.de>
7 /dts-v1/;
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/leds/common.h>
10 #include <dt-bindings/pinctrl/rockchip.h>
11 #include <dt-bindings/soc/rockchip,vop2.h>
15 model = "Bananapi-R2 Pro (RK3568) DDR4 Board";
16 compatible = "rockchip,rk3568-bpi-r2pro", "rockchip,rk3568";
26 stdout-path = "serial2:1500000n8";
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| H A D | rk3588-evb1-v10.dts | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
7 /dts-v1/;
9 #include <dt-bindings/gpio/gpio.h>
10 #include <dt-bindings/pinctrl/rockchip.h>
15 compatible = "rockchip,rk3588-evb1-v10", "rockchip,rk3588";
23 stdout-path = "serial2:1500000n8";
27 compatible = "pwm-backlight";
28 power-supply = <&vcc12v_dcin>;
32 vcc12v_dcin: vcc12v-dcin-regulator {
33 compatible = "regulator-fixed";
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| H A D | rk3568-evb1-v10.dts | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
7 /dts-v1/;
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/leds/common.h>
10 #include <dt-bindings/pinctrl/rockchip.h>
11 #include <dt-bindings/soc/rockchip,vop2.h>
16 compatible = "rockchip,rk3568-evb1-v10", "rockchip,rk3568";
26 stdout-path = "serial2:1500000n8";
29 dc_12v: dc-12v {
30 compatible = "regulator-fixed";
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| H A D | rk3588s-rock-5a.dts | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
3 /dts-v1/;
5 #include <dt-bindings/gpio/gpio.h>
6 #include <dt-bindings/leds/common.h>
7 #include <dt-bindings/pinctrl/rockchip.h>
12 compatible = "radxa,rock-5a", "rockchip,rk3588s";
20 analog-sound {
21 compatible = "audio-graph-card";
22 label = "rk3588-es8316";
35 stdout-path = "serial2:1500000n8";
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| H A D | rk3568-roc-pc.dts | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/pinctrl/rockchip.h>
10 #include <dt-bindings/soc/rockchip,vop2.h>
15 compatible = "firefly,rk3568-roc-pc", "rockchip,rk3568";
25 stdout-path = "serial2:1500000n8";
28 dc_12v: dc-12v-regulator {
29 compatible = "regulator-fixed";
30 regulator-name = "dc_12v";
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| /openbmc/linux/arch/arm64/boot/dts/qcom/ |
| H A D | sc7180-trogdor-parade-ps8640.dtsi | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 #include <dt-bindings/gpio/gpio.h>
11 pp3300_brij_ps8640: pp3300-brij-ps8640-regulator {
12 compatible = "regulator-fixed";
14 regulator-name = "pp3300_brij_ps8640";
16 regulator-min-microvolt = <3300000>;
17 regulator-max-microvolt = <3300000>;
20 enable-active-high;
22 pinctrl-names = "default";
23 pinctrl-0 = <&en_pp3300_edp_brij_ps8640>;
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| H A D | sc7180-trogdor-ti-sn65dsi86.dtsi | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 #include <dt-bindings/gpio/gpio.h>
17 off-on-delay-us = <500000>;
21 * bootloader may have left it on and it's nice not to cause an
23 * This should help speed bootup because we have off-on-delay-us.
25 regulator-boot-on;
32 clock-frequency = <400000>;
37 pinctrl-names = "default";
38 pinctrl-0 = <&edp_brij_en>, <&edp_brij_irq>;
39 gpio-controller;
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| /openbmc/linux/Documentation/devicetree/bindings/leds/ |
| H A D | common.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jacek Anaszewski <jacek.anaszewski@gmail.com>
11 - Pavel Machek <pavel@ucw.cz>
25 led-sources:
30 $ref: /schemas/types.yaml#/definitions/uint32-array
35 from the header include/dt-bindings/leds/common.h. If there is no
42 the header include/dt-bindings/leds/common.h. If there is no matching
48 function-enumerator:
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| /openbmc/linux/drivers/phy/intel/ |
| H A D | phy-intel-keembay-emmc.c | 1 // SPDX-License-Identifier: GPL-2.0-only
9 #include <linux/delay.h>
66 ret = regmap_update_bits(priv->syscfg, PHY_CFG_0, PWR_DOWN_MASK, in keembay_emmc_phy_power()
69 dev_err(&phy->dev, "CALIO power down bar failed: %d\n", ret); in keembay_emmc_phy_power()
73 ret = regmap_update_bits(priv->syscfg, PHY_CFG_0, DLL_EN_MASK, in keembay_emmc_phy_power()
76 dev_err(&phy->dev, "turn off the dll failed: %d\n", ret); in keembay_emmc_phy_power()
80 /* Already finish power off above */ in keembay_emmc_phy_power()
84 mhz = DIV_ROUND_CLOSEST(clk_get_rate(priv->emmcclk), 1000000); in keembay_emmc_phy_power()
100 dev_warn(&phy->dev, "Unsupported rate: %d MHz\n", mhz); in keembay_emmc_phy_power()
104 * cycle takes more than 2us without the minimal recommended in keembay_emmc_phy_power()
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| /openbmc/linux/Documentation/devicetree/bindings/i2c/ |
| H A D | i2c-arb-gpio-challenge.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/i2c/i2c-arb-gpio-challenge.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: GPIO-based I2C Arbitration Using a Challenge & Response Mechanism
10 - Doug Anderson <dianders@chromium.org>
11 - Peter Rosin <peda@axentia.se>
18 standard I2C multi-master rules. Using GPIOs is generally useful in the case
19 where there is a device on the bus that has errata and/or bugs that makes
24 * Having two masters on a bus in general makes it relatively hard to debug
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| /openbmc/linux/drivers/clk/qcom/ |
| H A D | gdsc.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2015, 2017-2018, 2022, The Linux Foundation. All rights reserved.
7 #include <linux/delay.h>
16 #include <linux/reset-controller.h>
41 /* Transition delay shifts */
59 /* Returns 1 if GDSC status is status, 0 if not, and < 0 on error */
66 if (sc->flags & POLL_CFG_GDSCR) in gdsc_check_status()
67 reg = sc->gdscr + CFG_GDSCR_OFFSET; in gdsc_check_status()
68 else if (sc->gds_hw_ctrl) in gdsc_check_status()
69 reg = sc->gds_hw_ctrl; in gdsc_check_status()
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