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Merge branch 'master' of git://git.denx.de/u-boot-samsung

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This commit is contained in:
Tom Rini 2016-12-23 10:17:22 -05:00
commit 0683e7e0f3
5 changed files with 237 additions and 0 deletions
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165
arch/arm/dts/s5pc1xx-goni.dts
View file

@ -19,6 +19,7 @@
serial2 = "/serial@e2900800";
console = "/serial@e2900800";
pinctrl0 = &pinctrl0;
i2c3 = &i2c_pmic;
};
pinctrl0: pinctrl@e0200000 {
@ -32,4 +33,168 @@
id = <2>;
};
i2c_pmic: i2c-pmic {
compatible = "i2c-gpio";
gpios = <&gpj4 0 0>, /* sda */
<&gpj4 3 0>; /* scl */
i2c-gpio,delay-us = <2>; /* ~100 kHz */
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
pmic@66 {
compatible = "maxim,max8998";
reg = <0x66 0 0>;
voltage-regulators {
ldo2_reg: LDO2 {
regulator-compatible = "LDO2";
regulator-name = "VALIVE_1.1V";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
};
ldo3_reg: LDO3 {
regulator-compatible = "LDO3";
regulator-name = "VUSB+MIPI_1.1V";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
};
ldo4_reg: LDO4 {
regulator-compatible = "LDO4";
regulator-name = "VADC_3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
ldo5_reg: LDO5 {
regulator-compatible = "LDO5";
regulator-name = "VTF_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
};
ldo6_reg: LDO6 {
regulator-compatible = "LDO6";
regulator-name = "VCC_3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
ldo7_reg: LDO7 {
regulator-compatible = "LDO7";
regulator-name = "VLCD_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
ldo8_reg: LDO8 {
regulator-compatible = "LDO8";
regulator-name = "VUSB+VDAC_3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
ldo9_reg: LDO9 {
regulator-compatible = "LDO9";
regulator-name = "VCC+VCAM_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
};
ldo10_reg: LDO10 {
regulator-compatible = "LDO10";
regulator-name = "VPLL_1.1V";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-boot-on;
};
ldo11_reg: LDO11 {
regulator-compatible = "LDO11";
regulator-name = "CAM_IO_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
};
ldo12_reg: LDO12 {
regulator-compatible = "LDO12";
regulator-name = "CAM_ISP_1.2V";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
};
ldo13_reg: LDO13 {
regulator-compatible = "LDO13";
regulator-name = "CAM_A_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
};
ldo14_reg: LDO14 {
regulator-compatible = "LDO14";
regulator-name = "CAM_CIF_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
ldo15_reg: LDO15 {
regulator-compatible = "LDO15";
regulator-name = "CAM_AF_3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
ldo16_reg: LDO16 {
regulator-compatible = "LDO16";
regulator-name = "VMIPI_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
ldo17_reg: LDO17 {
regulator-compatible = "LDO17";
regulator-name = "CAM_8M_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
buck1_reg: BUCK1 {
regulator-compatible = "BUCK1";
regulator-name = "VARM_1.2V";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
};
buck2_reg: BUCK2 {
regulator-compatible = "BUCK2";
regulator-name = "VINT_1.2V";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
};
buck3_reg: BUCK3 {
regulator-compatible = "BUCK3";
regulator-name = "VCC_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
buck4_reg: BUCK4 {
regulator-compatible = "BUCK4";
regulator-name = "CAM_CORE_1.2V";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-always-on;
};
};
};
};
};

3
configs/s5p_goni_defconfig
View file

@ -29,3 +29,6 @@ CONFIG_USB_GADGET_DOWNLOAD=y
CONFIG_G_DNL_MANUFACTURER="Samsung"
CONFIG_G_DNL_VENDOR_NUM=0x04e8
CONFIG_G_DNL_PRODUCT_NUM=0x6601
CONFIG_DM_PMIC=y
CONFIG_DM_PMIC_MAX8998=y
CONFIG_DM_I2C_GPIO=y

7
drivers/power/pmic/Kconfig
View file

@ -54,6 +54,13 @@ config DM_PMIC_MAX77686
This config enables implementation of driver-model pmic uclass features
for PMIC MAX77686. The driver implements read/write operations.
config DM_PMIC_MAX8998
bool "Enable Driver Model for PMIC MAX8998"
depends on DM_PMIC
---help---
This config enables implementation of driver-model pmic uclass features
for PMIC MAX8998. The driver implements read/write operations.
config PMIC_PM8916
bool "Enable Driver Model for Qualcomm PM8916 PMIC"
depends on DM_PMIC

1
drivers/power/pmic/Makefile
View file

@ -7,6 +7,7 @@
obj-$(CONFIG_DM_PMIC) += pmic-uclass.o
obj-$(CONFIG_DM_PMIC_MAX77686) += max77686.o
obj-$(CONFIG_DM_PMIC_MAX8998) += max8998.o
obj-$(CONFIG_DM_PMIC_PFUZE100) += pfuze100.o
obj-$(CONFIG_PMIC_S2MPS11) += s2mps11.o
obj-$(CONFIG_DM_PMIC_SANDBOX) += sandbox.o i2c_pmic_emul.o

61
drivers/power/pmic/max8998.c Normal file
View file

@ -0,0 +1,61 @@
/*
* Copyright (C) 2016 Samsung Electronics
* Jaehoon Chung <jh80.chung@samsung.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dm.h>
#include <i2c.h>
#include <power/pmic.h>
#include <power/max8998_pmic.h>
#include <errno.h>
DECLARE_GLOBAL_DATA_PTR;
static int max8998_reg_count(struct udevice *dev)
{
return PMIC_NUM_OF_REGS;
}
static int max8998_write(struct udevice *dev, uint reg, const uint8_t *buff,
int len)
{
int ret;
ret = dm_i2c_write(dev, reg, buff, len);
if (ret)
error("write error to device: %p register: %#x!", dev, reg);
return ret;
}
static int max8998_read(struct udevice *dev, uint reg, uint8_t *buff, int len)
{
int ret;
ret = dm_i2c_read(dev, reg, buff, len);
if (ret)
error("read error from device: %p register: %#x!", dev, reg);
return ret;
}
static struct dm_pmic_ops max8998_ops = {
.reg_count = max8998_reg_count,
.read = max8998_read,
.write = max8998_write,
};
static const struct udevice_id max8998_ids[] = {
{ .compatible = "maxim,max8998" },
{ }
};
U_BOOT_DRIVER(pmic_max8998) = {
.name = "max8998_pmic",
.id = UCLASS_PMIC,
.of_match = max8998_ids,
.ops = &max8998_ops,
};