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/linux-6.12.1/drivers/regulator/
Dwm831x-ldo.c1 // SPDX-License-Identifier: GPL-2.0+
3 // wm831x-ldo.c -- LDO driver for the WM831x series
47 struct wm831x_ldo *ldo = data; in wm831x_ldo_uv_irq() local
49 regulator_notifier_call_chain(ldo->regulator, in wm831x_ldo_uv_irq()
68 struct wm831x_ldo *ldo = rdev_get_drvdata(rdev); in wm831x_gp_ldo_set_suspend_voltage() local
69 struct wm831x *wm831x = ldo->wm831x; in wm831x_gp_ldo_set_suspend_voltage()
70 int sel, reg = ldo->base + WM831X_LDO_SLEEP_CONTROL; in wm831x_gp_ldo_set_suspend_voltage()
81 struct wm831x_ldo *ldo = rdev_get_drvdata(rdev); in wm831x_gp_ldo_get_mode() local
82 struct wm831x *wm831x = ldo->wm831x; in wm831x_gp_ldo_get_mode()
83 int ctrl_reg = ldo->base + WM831X_LDO_CONTROL; in wm831x_gp_ldo_get_mode()
[all …]
Dqcom-rpmh-regulator.c1 // SPDX-License-Identifier: GPL-2.0
2 // Copyright (c) 2018-2021, The Linux Foundation. All rights reserved.
18 #include <soc/qcom/cmd-db.h>
21 #include <dt-bindings/regulator/qcom,rpmh-regulator.h>
24 * enum rpmh_regulator_type - supported RPMh accelerator types
26 * and mode of LDO, SMPS, and BOB type PMIC regulators.
68 * struct rpmh_vreg_hw_data - RPMh regulator hardware configurations
79 * for LDO hardware type regulators only.
99 * struct rpmh_vreg - individual RPMh regulator data structure encapsulating a
101 * @dev: Device pointer for the top-level PMIC RPMh
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Dwm8994-regulator.c1 // SPDX-License-Identifier: GPL-2.0+
3 // wm8994-regulator.c -- Regulator driver for the WM8994
44 struct wm8994_ldo *ldo = rdev_get_drvdata(rdev); in wm8994_ldo2_list_voltage() local
47 return -EINVAL; in wm8994_ldo2_list_voltage()
49 switch (ldo->wm8994->type) { in wm8994_ldo2_list_voltage()
57 return -EINVAL; in wm8994_ldo2_list_voltage()
63 return -EINVAL; in wm8994_ldo2_list_voltage()
151 struct wm8994 *wm8994 = dev_get_drvdata(pdev->dev.parent); in wm8994_ldo_probe()
152 struct wm8994_pdata *pdata = dev_get_platdata(wm8994->dev); in wm8994_ldo_probe()
153 int id = pdev->id % ARRAY_SIZE(pdata->ldo); in wm8994_ldo_probe()
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Dmt6357-regulator.c1 // SPDX-License-Identifier: GPL-2.0
9 // Based on mt6397-regulator.c
20 #include <linux/regulator/mt6357-regulator.h>
47 .n_voltages = ((max) - (min)) / (step) + 1, \
90 .n_voltages = ((max) - (min)) / (step) + 1, \
120 * mt6357_get_buck_voltage_sel - get_voltage_sel for regmap users
133 ret = regmap_read(rdev->regmap, info->da_vsel_reg, &regval); in mt6357_get_buck_voltage_sel()
135 dev_err(&rdev->dev, in mt6357_get_buck_voltage_sel()
137 info->desc.name, ret); in mt6357_get_buck_voltage_sel()
141 regval &= info->da_vsel_mask; in mt6357_get_buck_voltage_sel()
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Dlp8788-ldo.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * TI LP8788 MFD - ldo regulator driver
155 struct lp8788_ldo *ldo = rdev_get_drvdata(rdev); in lp8788_ldo_enable_time() local
159 if (lp8788_read_byte(ldo->lp, addr, &val)) in lp8788_ldo_enable_time()
160 return -EINVAL; in lp8788_ldo_enable_time()
462 struct lp8788_ldo *ldo, in lp8788_config_ldo_enable_mode() argument
465 struct lp8788 *lp = ldo->lp; in lp8788_config_ldo_enable_mode()
505 ldo->ena_gpiod = gpiod_get_index_optional(&pdev->dev, in lp8788_config_ldo_enable_mode()
510 if (IS_ERR(ldo->ena_gpiod)) in lp8788_config_ldo_enable_mode()
511 return PTR_ERR(ldo->ena_gpiod); in lp8788_config_ldo_enable_mode()
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Dmt6331-regulator.c1 // SPDX-License-Identifier: GPL-2.0
6 // Based on mt6323-regulator.c,
18 #include <linux/regulator/mt6331-regulator.h>
57 .n_voltages = (max - min)/step + 1, \
212 ret = regmap_read(rdev->regmap, info->desc.enable_reg, &regval); in mt6331_get_status()
214 dev_err(&rdev->dev, "Failed to get enable reg: %d\n", ret); in mt6331_get_status()
218 return (regval & info->qi) ? REGULATOR_STATUS_ON : REGULATOR_STATUS_OFF; in mt6331_get_status()
234 return -EINVAL; in mt6331_ldo_set_mode()
237 val <<= ffs(info->modeset_mask) - 1; in mt6331_ldo_set_mode()
239 return regmap_update_bits(rdev->regmap, info->modeset_reg, in mt6331_ldo_set_mode()
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Dlp3972.c1 // SPDX-License-Identifier: GPL-2.0-only
64 /* LDO output enable mask */
146 /* LDO voltage control registers shift:
147 LP3972_LDO1 -> 0, LP3972_LDO2 -> 4
148 LP3972_LDO3 -> 0, LP3972_LDO4 -> 4
149 LP3972_LDO5 -> 0
169 return -EIO; in lp3972_i2c_read()
182 return -EIO; in lp3972_i2c_write()
190 mutex_lock(&lp3972->io_lock); in lp3972_reg_read()
192 lp3972_i2c_read(lp3972->i2c, reg, 1, &val); in lp3972_reg_read()
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Datc260x-regulator.c1 // SPDX-License-Identifier: GPL-2.0+
51 return data->voltage_time_dcdc; in atc260x_dcdc_set_voltage_time_sel()
63 return data->voltage_time_ldo; in atc260x_ldo_set_voltage_time_sel()
152 * in the vendor's driver implementation (xapp-le-kernel).
227 .name = "LDO"#num, \
228 .supply_name = "ldo"#num, \
229 .of_match = of_match_ptr("ldo"#num), \
246 .name = "LDO"#num, \
247 .supply_name = "ldo"#num, \
248 .of_match = of_match_ptr("ldo"#num), \
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Dqcom_spmi-regulator.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
8 #include <linux/devm-helpers.h>
57 * struct spmi_regulator_init_data - spmi-regulator initialization data
297 /* LDO regulator current limit control register layout */
300 /* LDO regulator soft start control register layout */
365 * struct spmi_voltage_range - regulator set point voltage mapping description
380 * (max_uV - min_uV) % step_uV == 0
381 * (set_point_min_uV - min_uV) % step_uV == 0*
382 * (set_point_max_uV - min_uV) % step_uV == 0*
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Dti-abb-regulator.c1 // SPDX-License-Identifier: GPL-2.0-only
8 * Copyright (C) 2012-2013 Texas Instruments, Inc.
24 * ABB LDO operating states:
25 * NOMINAL_OPP: bypasses the ABB LDO
26 * FAST_OPP: sets ABB LDO to Forward Body-Bias
27 * SLOW_OPP: sets ABB LDO to Reverse Body-Bias
34 * struct ti_abb_info - ABB information per voltage setting
47 * struct ti_abb_reg - Register description for ABB block
50 * @sr2_wtcnt_value_mask: setup register- sr2_wtcnt_value mask
51 * @fbb_sel_mask: setup register- FBB sel mask
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/linux-6.12.1/Documentation/devicetree/bindings/regulator/
Dmax8925-regulator.txt4 -nodes:
5 - SDV1 for SDV SDV1
6 - SDV2 for SDV SDV2
7 - SDV3 for SDV SDV3
8 - LDO1 for LDO LDO1
9 - LDO2 for LDO LDO2
10 - LDO3 for LDO LDO3
11 - LDO4 for LDO LDO4
12 - LDO5 for LDO LDO5
13 - LDO6 for LDO LDO6
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Dmediatek,mt6331-regulator.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/regulator/mediatek,mt6331-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
13 The MT6331 PMIC provides 6 BUCK and 21 LDO (Low Dropout) regulators
15 buck-<name> and ldo-<name>.
19 "^buck-v(core2|io18|dvfs11|dvfs12|dvfs13|dvfs14)$":
24 regulator-name:
29 "^ldo-v(avdd32aud|auxa32)$":
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Dmediatek,mt6357-regulator.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/regulator/mediatek,mt6357-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chen Zhong <chen.zhong@mediatek.com>
11 - Fabien Parent <fabien.parent@linaro.org>
12 - Alexandre Mergnat <amergnat@baylibre.com>
15 The MT6357 PMIC provides 5 BUCK and 29 LDO.
17 - buck-<name>
18 - ldo-<name>.
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Dmt6380-regulator.txt5 to its regulator type, buck-<name> and ldo-<name>. The definition for each
11 buck-core1, buck-vcore, buck-vrf
12 LDO:
13 ldo-vm ,ldo-va , ldo-vphy, ldo-vddr, ldo-vt
18 compatible = "mediatek,mt6380-regulator";
20 mt6380_vcpu_reg: buck-vcore1 {
21 regulator-name = "vcore1";
22 regulator-min-microvolt = < 600000>;
23 regulator-max-microvolt = <1393750>;
24 regulator-ramp-delay = <6250>;
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Dti-abb-regulator.txt1 Adaptive Body Bias(ABB) SoC internal LDO regulator for Texas Instruments SoCs
4 - compatible: Should be one of:
5 - "ti,abb-v1" for older SoCs like OMAP3
6 - "ti,abb-v2" for newer SoCs like OMAP4, OMAP5
7 - "ti,abb-v3" for a generic definition where setup and control registers are
9 - reg: Address and length of the register set for the device. It contains
10 the information of registers in the same order as described by reg-names
11 - reg-names: Should contain the reg names
12 - "base-address" - contains base address of ABB module (ti,abb-v1,ti,abb-v2)
13 - "control-address" - contains control register address of ABB module (ti,abb-v3)
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Dmediatek,mt6332-regulator.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/regulator/mediatek,mt6332-regulator.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
13 The MT6332 Companion PMIC provides 6 BUCK and 4 LDO (Low Dropout)
15 buck-<name> and ldo-<name>.
19 "^buck-v(dram|dvfs2|pa|rf18a|rf18b|sbst)$":
24 regulator-name:
29 "^ldo-v(bif28|dig18|sram|usb33)$":
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Dsamsung,s2mps14.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
16 The S2MPS14 provides buck and LDO regulators.
22 # 25 LDOs, without LDO10-12
23 "^LDO([1-9]|1[3-9]|2[0-5])$":
28 Properties for single LDO regulator.
31 - regulator-name
33 "^LDO(1[0-2])$":
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/linux-6.12.1/arch/arm64/boot/dts/mediatek/
Dmt6357.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
7 #include <dt-bindings/input/input.h>
14 compatible = "mediatek,mt6357-auxadc";
15 #io-channel-cells = <1>;
19 mt6357_vproc_reg: buck-vproc {
20 regulator-name = "vproc";
21 regulator-min-microvolt = <518750>;
22 regulator-max-microvolt = <1312500>;
23 regulator-ramp-delay = <6250>;
24 regulator-enable-ramp-delay = <220>;
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Dmt6331.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
6 #include <dt-bindings/input/input.h>
11 interrupt-controller;
12 #interrupt-cells = <2>;
15 compatible = "mediatek,mt6331-regulator";
17 mt6331_vdvfs11_reg: buck-vdvfs11 {
18 regulator-name = "vdvfs11";
19 regulator-min-microvolt = <700000>;
20 regulator-max-microvolt = <1493750>;
21 regulator-ramp-delay = <12500>;
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/linux-6.12.1/arch/parisc/kernel/
Dhpmc.S1 /* SPDX-License-Identifier: GPL-2.0-or-later */
6 * Copyright (C) 1999 Hewlett-Packard (Frank Rowand)
7 * Copyright (C) 2000 Hewlett-Packard (John Marvin)
47 #define hpmc_stack toc_stack /* re-use the TOC stack */
118 ldo 128(sp),sp /* leave room for arguments */
131 ldo 4(%r4),%r4
146 ldo PDC_PIM(%r0), arg0
147 ldo PDC_PIM_HPMC(%r0),arg1 /* Transfer HPMC data */
151 stw %r4,-52(sp)
155 ldo R%PA(os_hpmc_2)(rp), rp
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Dhead.S5 * Copyright (C) 1999-2007 by Helge Deller <deller@gmx.de>
12 * Initial Version 04-23-1999 by Helge Deller <deller@gmx.de>
15 #include <asm/asm-offsets.h>
49 /* Make sure sr4-sr7 are set to zero for the kernel address space */
74 /* check for 64-bit capable CPU as required by current kernel */
83 ldi msg1_end-msg1,%arg1
94 stw %r1,-52(%sp) // arg4
95 stw %r0,-56(%sp) // arg5
96 stw %r10,-60(%sp) // arg6 = ptr to text
97 stw %r11,-64(%sp) // arg7 = len
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/linux-6.12.1/Documentation/devicetree/bindings/mfd/
Dactions,atc260x.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
11 - Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
16 (i.e. regulators and system power-off/reboot) for the ATC2603C and ATC2609A
18 ATC2603C includes 3 programmable DC-DC converters, 9 programmable LDO
19 regulators and 1 fixed LDO regulator.
20 ATC2609A includes 5 programmable DC-DC converters and 10 programmable LDO
24 - $ref: /schemas/input/input.yaml
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Dstericsson,ab8500.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ST-Ericsson Analog Baseband AB8500 and AB8505
10 - Linus Walleij <linus.walleij@linaro.org>
13 the AB8500 "Analog Baseband" is the mixed-signals integrated circuit
14 handling power management (regulators), analog-to-digital conversion
15 (ADC), battery charging, fuel gauging of the battery, battery-backed
16 RTC, PWM, USB PHY and some GPIO lines in the ST-Ericsson U8500 platforms
21 USB charging handling has changed, and it has an embedded USB-to-serial
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/linux-6.12.1/arch/parisc/lib/
Dlusercopy.S1 /* SPDX-License-Identifier: GPL-2.0-or-later */
5 * Copyright (C) 2000-2002 Hewlett-Packard (John Marvin)
6 * Copyright (C) 2000 Richard Hirst <rhirst with parisc-linux.org>
8 * Copyright (C) 2003 Randolph Chung <tausq with parisc-linux.org>
40 addib,<> -1,%r25,$lclu_loop
48 ldo 1(%r25),%r25
58 * - sr1 already contains space of source region
59 * - sr2 already contains space of destination region
62 * - number of bytes that could not be copied.
65 * This code is based on a C-implementation of a copy routine written by
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/linux-6.12.1/Documentation/devicetree/bindings/sound/
Dcs35l33.txt5 - compatible : "cirrus,cs35l33"
7 - reg : the I2C address of the device for I2C
9 - VA-supply, VP-supply : power supplies for the device,
15 - reset-gpios : gpio used to reset the amplifier
17 - interrupts : IRQ line info CS35L33.
18 (See Documentation/devicetree/bindings/interrupt-controller/interrupts.txt
21 - cirrus,boost-ctl : Booster voltage use to supply the amp. If the value is
26 - cirrus,ramp-rate : On power up, it affects the time from when the power
27 up sequence begins to the time the audio reaches a full-scale output.
28 On power down, it affects the time from when the power-down sequence
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