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/openbmc/linux/Documentation/devicetree/bindings/regulator/
H A Drohm,bd71828-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/regulator/rohm,bd71828-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
14 see Documentation/devicetree/bindings/mfd/rohm,bd71828-pmic.yaml.
16 The regulator controller is represented as a sub-node of the PMIC node
25 "^LDO[1-7]$":
32 regulator-name:
33 pattern: "^ldo[1-7]$"
[all …]
H A Drohm,bd71847-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/regulator/rohm,bd71847-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
15 Documentation/devicetree/bindings/mfd/rohm,bd71847-pmic.yaml
21 regulator-boot-on at least for BUCK5. LDO6 is supplied by it and it must
23 voltage monitoring for LDO5/LDO6 can cause PMIC to reset.
30 "^LDO[1-6]$":
37 regulator-name:
[all …]
H A Drohm,bd71837-regulator.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/regulator/rohm,bd71837-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
15 Documentation/devicetree/bindings/mfd/rohm,bd71837-pmic.yaml
21 regulator-boot-on at least for BUCK6 and BUCK7 so that those are not
23 if they are disabled at startup the voltage monitoring for LDO5/LDO6 will
31 "^LDO[1-7]$":
38 regulator-name:
[all …]
/openbmc/linux/drivers/regulator/
H A Drohm-regulator.c1 // SPDX-License-Identifier: GPL-2.0
5 #include <linux/mfd/rohm-generic.h>
21 if (ret != -EINVAL) in set_dvs_level()
25 /* If voltage is set to 0 => disable */ in set_dvs_level()
30 /* Some setups don't allow setting own voltage but do allow enabling */ in set_dvs_level()
35 return -EINVAL; in set_dvs_level()
37 for (i = 0; i < desc->n_voltages; i++) { in set_dvs_level()
38 /* NOTE to next hacker - Does not support pickable ranges */ in set_dvs_level()
39 if (desc->linear_range_selectors_bitfield) in set_dvs_level()
40 return -EINVAL; in set_dvs_level()
[all …]
H A Dbd71828-regulator.c1 // SPDX-License-Identifier: GPL-2.0-only
3 // bd71828-regulator.c ROHM BD71828GW-DS1 regulator driver
10 #include <linux/mfd/rohm-bd71828.h>
26 const struct rohm_dvs_config dvs; member
33 * DVS Buck voltages can be changed by register values or via GPIO.
102 return rohm_regulator_set_dvs_levels(&data->dvs, np, desc, cfg->regmap); in buck_set_hw_dvs_levels()
112 struct regmap *regmap = cfg->regmap; in ldo6_parse_dt()
113 static const char * const props[] = { "rohm,dvs-run-voltage", in ldo6_parse_dt()
114 "rohm,dvs-idle-voltage", in ldo6_parse_dt()
115 "rohm,dvs-suspend-voltage", in ldo6_parse_dt()
[all …]
H A Dbd718x7-regulator.c1 // SPDX-License-Identifier: GPL-2.0
3 // bd71837-regulator.c ROHM BD71837MWV/BD71847MWV regulator driver
9 #include <linux/mfd/rohm-bd718x7.h>
50 * controlled by software - or by PMIC internal HW state machine. Whether
51 * regulator should be under SW or HW control can be defined from device-tree.
88 * BUCK1RAMPRATE[1:0] BUCK1 DVS ramp rate setting
98 * status. Most of the regulators have fixed ON or OFF state at RUN/IDLE so for
102 * Note for next hacker - these PMICs have a register where the HW state can be
103 * read. If assuming RUN appears to be false in your use-case - you can
122 ret = regmap_read(rdev->regmap, rdev->desc->enable_reg, &val); in bd71837_get_buck34_enable_hwctrl()
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H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
3 bool "Voltage and Current Regulator Support"
6 Generic Voltage and Current Regulator support.
8 This framework is designed to provide a generic interface to voltage
10 provide voltage and current control to client or consumer drivers and
16 to both voltage regulators (where voltage output is controllable) and
34 tristate "Fixed voltage regulator support"
36 This driver provides support for fixed voltage regulators,
38 managed regulators and simple non-configurable regulators.
43 This driver provides a virtual consumer for the voltage and
[all …]
/openbmc/linux/Documentation/devicetree/bindings/mfd/
H A Drohm,bd71837-pmic.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mfd/rohm,bd71837-pmic.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
13 BD71837MWV is programmable Power Management ICs for powering single-core,
14 dual-core, and quad-core SoCs such as NXP-i.MX 8M. It is optimized for low
18 …/www.rohm.com/products/power-management/power-management-ic-for-system/industrial-consumer-applica…
35 clock-names:
38 "#clock-cells":
[all …]
H A Drohm,bd71847-pmic.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/mfd/rohm,bd71847-pmic.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Matti Vaittinen <mazziesaccount@gmail.com>
14 single-core, dual-core, and quad-core SoCs such as NXP-i.MX 8M. It is
18 …/www.rohm.com/products/power-management/power-management-ic-for-system/industrial-consumer-applica…
19 …//www.rohm.com/products/power-management/power-management-ic-for-system/industrial-consumer-applic…
24 - rohm,bd71847
25 - rohm,bd71850
[all …]
/openbmc/linux/arch/arm64/boot/dts/freescale/
H A Dimx8mq-pico-pi.dts1 // SPDX-License-Identifier: GPL-2.0+
9 /dts-v1/;
12 #include <dt-bindings/interrupt-controller/irq.h>
15 model = "TechNexion PICO-PI-8M";
16 compatible = "technexion,pico-pi-imx8m", "fsl,imx8mq";
19 stdout-path = &uart1;
22 pmic_osc: clock-pmic {
23 compatible = "fixed-clock";
24 #clock-cells = <0>;
25 clock-frequency = <32768>;
[all …]
H A Dimx8mq-phanbell.dts1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
3 * Copyright 2017-2019 NXP
6 /dts-v1/;
9 #include <dt-bindings/interrupt-controller/irq.h>
13 compatible = "google,imx8mq-phanbell", "fsl,imx8mq";
16 stdout-path = &uart1;
24 pmic_osc: clock-pmic {
25 compatible = "fixed-clock";
26 #clock-cells = <0>;
27 clock-frequency = <32768>;
[all …]
H A Dimx8mm-innocomm-wb15.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
7 #include <dt-bindings/phy/phy-imx8-pcie.h>
10 reg_modem: regulator-modem {
11 compatible = "regulator-fixed";
12 pinctrl-names = "default";
13 pinctrl-0 = <&pinctrl_modem_regulator>;
14 regulator-min-microvolt = <3300000>;
15 regulator-max-microvolt = <3300000>;
16 regulator-name = "epdev_on";
18 enable-active-high;
[all …]
H A Dimx8mq-librem5-devkit.dts1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2018-2019 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"
17 compatible = "purism,librem5-devkit", "fsl,imx8mq";
19 backlight_dsi: backlight-dsi {
[all …]
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 …]
H A Dimx8mn-beacon-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
14 compatible = "mmc-pwrseq-simple";
15 pinctrl-names = "default";
16 pinctrl-0 = <&pinctrl_usdhc1_gpio>;
17 reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
19 clock-names = "ext_clock";
20 post-power-on-delay-ms = <80>;
30 cpu-supply = <&buck2_reg>;
34 cpu-supply = <&buck2_reg>;
38 cpu-supply = <&buck2_reg>;
[all …]
H A Dimx8mm-beacon-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
13 compatible = "mmc-pwrseq-simple";
14 pinctrl-names = "default";
15 pinctrl-0 = <&pinctrl_usdhc1_gpio>;
16 reset-gpios = <&gpio2 10 GPIO_ACTIVE_LOW>;
18 clock-names = "ext_clock";
19 post-power-on-delay-ms = <80>;
29 cpu-supply = <&buck2_reg>;
33 cpu-supply = <&buck2_reg>;
37 cpu-supply = <&buck2_reg>;
[all …]
H A Dimx8mm-var-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
10 model = "Variscite VAR-SOM-MX8MM module";
11 compatible = "variscite,var-som-mx8mm", "fsl,imx8mm";
14 stdout-path = &uart4;
22 reg_eth_phy: regulator-eth-phy {
23 compatible = "regulator-fixed";
24 pinctrl-names = "default";
25 pinctrl-0 = <&pinctrl_reg_eth_phy>;
26 regulator-name = "eth_phy_pwr";
27 regulator-min-microvolt = <3300000>;
[all …]
H A Dimx8mn-var-som.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
4 * Copyright 2019-2020 Variscite Ltd.
11 model = "Variscite VAR-SOM-MX8MN module";
12 compatible = "variscite,var-som-mx8mn", "fsl,imx8mn";
15 stdout-path = &uart4;
23 reg_eth_phy: regulator-eth-phy {
24 compatible = "regulator-fixed";
25 pinctrl-names = "default";
26 pinctrl-0 = <&pinctrl_reg_eth_phy>;
27 regulator-name = "eth_phy_pwr";
[all …]
H A Dimx8mm-emcon.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
7 /dts-v1/;
13 stdout-path = &uart1;
17 compatible = "gpio-leds";
18 pinctrl-names = "default";
19 pinctrl-0 = <&pinctrl_gpio_led>;
21 led-green {
24 default-state = "on";
25 linux,default-trigger = "heartbeat";
28 led-red {
[all …]
H A Dimx8mm-venice-gw7904.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/linux-event-codes.h>
10 #include <dt-bindings/leds/common.h>
11 #include <dt-bindings/phy/phy-imx8-pcie.h>
17 compatible = "gateworks,imx8mm-gw7904", "fsl,imx8mm";
20 stdout-path = &uart2;
28 gpio-keys {
29 compatible = "gpio-keys";
[all …]
H A Dimx8mm-venice-gw7903.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/linux-event-codes.h>
10 #include <dt-bindings/leds/common.h>
11 #include <dt-bindings/phy/phy-imx8-pcie.h>
17 compatible = "gw,imx8mm-gw7903", "fsl,imx8mm";
25 stdout-path = &uart2;
33 gpio-keys {
34 compatible = "gpio-keys";
[all …]
H A Dimx8mn-venice-gw7902.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
8 #include <dt-bindings/gpio/gpio.h>
9 #include <dt-bindings/input/linux-event-codes.h>
10 #include <dt-bindings/leds/common.h>
11 #include <dt-bindings/net/ti-dp83867.h>
17 compatible = "gw,imx8mn-gw7902", "fsl,imx8mn";
24 stdout-path = &uart2;
33 compatible = "fixed-clock";
34 #clock-cells = <0>;
[all …]
/openbmc/linux/include/linux/mfd/
H A Drohm-generic.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
36 * struct rohm_dvs_config - dynamic voltage scaling register descriptions
38 * @level_map: bitmap representing supported run-levels for this
43 * @idle_reg: register address for regulator config at 'idle' state
44 * @idle_mask: value mask for regulator voltages at 'idle' state
45 * @idle_on_mask: enable mask for regulator at 'idle' state
53 * Description of ROHM PMICs voltage configuration registers for different
77 int rohm_regulator_set_dvs_levels(const struct rohm_dvs_config *dvs,
/openbmc/linux/arch/arm/boot/dts/samsung/
H A Ds5pv210-goni.dts1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2013-2014 Samsung Electronics, Co. Ltd.
13 /dts-v1/;
14 #include <dt-bindings/gpio/gpio.h>
15 #include <dt-bindings/interrupt-controller/irq.h>
16 #include <dt-bindings/input/input.h>
38 pmic_ap_clk: clock-0 {
40 compatible = "fixed-clock";
41 #clock-cells = <0>;
42 clock-frequency = <32768>;
[all …]
/openbmc/linux/drivers/cpufreq/
H A Dbrcmstb-avs-cpufreq.c3 * supports DVS or DVFS
19 * its name from the technique called "Adaptive Voltage Scaling".
20 * Adaptive voltage scaling was the original purpose of this firmware.
22 * adaptive voltage scaling. However, on some newer Broadcom SoCs, the
28 * technique called "Adaptive Voltage Scaling".
30 * The Broadcom STB AVS CPUfreq driver provides voltage and frequency
32 * DVFS. The AVS firmware is running on its own co-processor. The
34 * (SMP) systems which share clock and voltage across all CPUs.
36 * Actual voltage and frequency scaling is done solely by the AVS
37 * firmware. This driver does not change frequency or voltage itself.
[all …]

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