mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-25 14:10:43 +00:00
Merge branch 'master' of git://git.denx.de/u-boot-samsung
This commit is contained in:
Tom Rini
commit
0683e7e0f3
5 changed files with 237 additions and 0 deletions
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@ -19,6 +19,7 @@
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serial2 = "/serial@e2900800";
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console = "/serial@e2900800";
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pinctrl0 = &pinctrl0;
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i2c3 = &i2c_pmic;
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};
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pinctrl0: pinctrl@e0200000 {
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@ -32,4 +33,168 @@
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id = <2>;
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};
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i2c_pmic: i2c-pmic {
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compatible = "i2c-gpio";
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gpios = <&gpj4 0 0>, /* sda */
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<&gpj4 3 0>; /* scl */
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i2c-gpio,delay-us = <2>; /* ~100 kHz */
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#address-cells = <1>;
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#size-cells = <0>;
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status = "okay";
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pmic@66 {
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compatible = "maxim,max8998";
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reg = <0x66 0 0>;
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voltage-regulators {
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ldo2_reg: LDO2 {
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regulator-compatible = "LDO2";
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regulator-name = "VALIVE_1.1V";
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <1100000>;
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regulator-always-on;
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};
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ldo3_reg: LDO3 {
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regulator-compatible = "LDO3";
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regulator-name = "VUSB+MIPI_1.1V";
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <1100000>;
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regulator-always-on;
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};
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ldo4_reg: LDO4 {
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regulator-compatible = "LDO4";
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regulator-name = "VADC_3.3V";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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ldo5_reg: LDO5 {
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regulator-compatible = "LDO5";
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regulator-name = "VTF_2.8V";
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regulator-min-microvolt = <2800000>;
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regulator-max-microvolt = <2800000>;
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};
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ldo6_reg: LDO6 {
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regulator-compatible = "LDO6";
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regulator-name = "VCC_3.3V";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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ldo7_reg: LDO7 {
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regulator-compatible = "LDO7";
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regulator-name = "VLCD_1.8V";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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};
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ldo8_reg: LDO8 {
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regulator-compatible = "LDO8";
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regulator-name = "VUSB+VDAC_3.3V";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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ldo9_reg: LDO9 {
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regulator-compatible = "LDO9";
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regulator-name = "VCC+VCAM_2.8V";
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regulator-min-microvolt = <2800000>;
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regulator-max-microvolt = <2800000>;
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};
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ldo10_reg: LDO10 {
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regulator-compatible = "LDO10";
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regulator-name = "VPLL_1.1V";
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <1100000>;
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regulator-boot-on;
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};
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ldo11_reg: LDO11 {
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regulator-compatible = "LDO11";
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regulator-name = "CAM_IO_2.8V";
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regulator-min-microvolt = <2800000>;
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regulator-max-microvolt = <2800000>;
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};
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ldo12_reg: LDO12 {
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regulator-compatible = "LDO12";
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regulator-name = "CAM_ISP_1.2V";
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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};
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ldo13_reg: LDO13 {
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regulator-compatible = "LDO13";
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regulator-name = "CAM_A_2.8V";
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regulator-min-microvolt = <2800000>;
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regulator-max-microvolt = <2800000>;
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};
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ldo14_reg: LDO14 {
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regulator-compatible = "LDO14";
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regulator-name = "CAM_CIF_1.8V";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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};
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ldo15_reg: LDO15 {
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regulator-compatible = "LDO15";
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regulator-name = "CAM_AF_3.3V";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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ldo16_reg: LDO16 {
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regulator-compatible = "LDO16";
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regulator-name = "VMIPI_1.8V";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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};
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ldo17_reg: LDO17 {
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regulator-compatible = "LDO17";
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regulator-name = "CAM_8M_1.8V";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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};
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buck1_reg: BUCK1 {
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regulator-compatible = "BUCK1";
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regulator-name = "VARM_1.2V";
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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};
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buck2_reg: BUCK2 {
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regulator-compatible = "BUCK2";
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regulator-name = "VINT_1.2V";
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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};
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buck3_reg: BUCK3 {
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regulator-compatible = "BUCK3";
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regulator-name = "VCC_1.8V";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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};
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buck4_reg: BUCK4 {
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regulator-compatible = "BUCK4";
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regulator-name = "CAM_CORE_1.2V";
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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regulator-always-on;
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};
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};
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};
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};
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};
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@ -29,3 +29,6 @@ CONFIG_USB_GADGET_DOWNLOAD=y
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CONFIG_G_DNL_MANUFACTURER="Samsung"
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CONFIG_G_DNL_VENDOR_NUM=0x04e8
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CONFIG_G_DNL_PRODUCT_NUM=0x6601
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CONFIG_DM_PMIC=y
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CONFIG_DM_PMIC_MAX8998=y
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CONFIG_DM_I2C_GPIO=y
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@ -54,6 +54,13 @@ config DM_PMIC_MAX77686
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This config enables implementation of driver-model pmic uclass features
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for PMIC MAX77686. The driver implements read/write operations.
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config DM_PMIC_MAX8998
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bool "Enable Driver Model for PMIC MAX8998"
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depends on DM_PMIC
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---help---
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This config enables implementation of driver-model pmic uclass features
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for PMIC MAX8998. The driver implements read/write operations.
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config PMIC_PM8916
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bool "Enable Driver Model for Qualcomm PM8916 PMIC"
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depends on DM_PMIC
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@ -7,6 +7,7 @@
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obj-$(CONFIG_DM_PMIC) += pmic-uclass.o
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obj-$(CONFIG_DM_PMIC_MAX77686) += max77686.o
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obj-$(CONFIG_DM_PMIC_MAX8998) += max8998.o
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obj-$(CONFIG_DM_PMIC_PFUZE100) += pfuze100.o
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obj-$(CONFIG_PMIC_S2MPS11) += s2mps11.o
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obj-$(CONFIG_DM_PMIC_SANDBOX) += sandbox.o i2c_pmic_emul.o
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61
drivers/power/pmic/max8998.c
Normal file
61
drivers/power/pmic/max8998.c
Normal file
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@ -0,0 +1,61 @@
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/*
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* Copyright (C) 2016 Samsung Electronics
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* Jaehoon Chung <jh80.chung@samsung.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <dm.h>
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#include <i2c.h>
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#include <power/pmic.h>
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#include <power/max8998_pmic.h>
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#include <errno.h>
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DECLARE_GLOBAL_DATA_PTR;
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static int max8998_reg_count(struct udevice *dev)
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{
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return PMIC_NUM_OF_REGS;
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}
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static int max8998_write(struct udevice *dev, uint reg, const uint8_t *buff,
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int len)
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{
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int ret;
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ret = dm_i2c_write(dev, reg, buff, len);
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if (ret)
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error("write error to device: %p register: %#x!", dev, reg);
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return ret;
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}
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static int max8998_read(struct udevice *dev, uint reg, uint8_t *buff, int len)
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{
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int ret;
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ret = dm_i2c_read(dev, reg, buff, len);
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if (ret)
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error("read error from device: %p register: %#x!", dev, reg);
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return ret;
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}
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static struct dm_pmic_ops max8998_ops = {
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.reg_count = max8998_reg_count,
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.read = max8998_read,
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.write = max8998_write,
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};
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static const struct udevice_id max8998_ids[] = {
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{ .compatible = "maxim,max8998" },
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{ }
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};
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U_BOOT_DRIVER(pmic_max8998) = {
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.name = "max8998_pmic",
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.id = UCLASS_PMIC,
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.of_match = max8998_ids,
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.ops = &max8998_ops,
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};
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