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u-boot
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Merge git://git.denx.de/u-boot-samsung

This commit is contained in:
Tom Rini 2017-01-18 07:21:12 -05:00
parent bfd07670a4 3296eeff8a
commit 2c45f8040e
16 changed files with 339 additions and 135 deletions
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27
arch/arm/dts/exynos4.dtsi
View File

@ -10,6 +10,17 @@
#include "skeleton.dtsi"
/ {
aliases {
i2c0 = &i2c_0;
i2c1 = &i2c_1;
i2c2 = &i2c_2;
i2c3 = &i2c_3;
i2c4 = &i2c_4;
i2c5 = &i2c_5;
i2c6 = &i2c_6;
i2c7 = &i2c_7;
};
combiner: interrupt-controller@10440000 {
compatible = "samsung,exynos4210-combiner";
#interrupt-cells = <2>;
@ -47,7 +58,7 @@
id = <4>;
};
i2c@13860000 {
i2c_0: i2c@13860000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "samsung,s3c2440-i2c";
@ -55,7 +66,7 @@
interrupts = <0 56 0>;
};
i2c@13870000 {
i2c_1: i2c@13870000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "samsung,s3c2440-i2c";
@ -63,7 +74,7 @@
interrupts = <1 57 0>;
};
i2c@13880000 {
i2c_2: i2c@13880000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "samsung,s3c2440-i2c";
@ -71,7 +82,7 @@
interrupts = <2 58 0>;
};
i2c@13890000 {
i2c_3: i2c@13890000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "samsung,s3c2440-i2c";
@ -79,7 +90,7 @@
interrupts = <3 59 0>;
};
i2c@138a0000 {
i2c_4: i2c@138a0000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "samsung,s3c2440-i2c";
@ -87,7 +98,7 @@
interrupts = <4 60 0>;
};
i2c@138b0000 {
i2c_5: i2c@138b0000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "samsung,s3c2440-i2c";
@ -95,7 +106,7 @@
interrupts = <5 61 0>;
};
i2c@138c0000 {
i2c_6: i2c@138c0000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "samsung,s3c2440-i2c";
@ -103,7 +114,7 @@
interrupts = <6 62 0>;
};
i2c@138d0000 {
i2c_7: i2c@138d0000 {
#address-cells = <1>;
#size-cells = <0>;
compatible = "samsung,s3c2440-i2c";

164
arch/arm/dts/exynos4210-universal_c210.dts
View File

@ -94,3 +94,167 @@
samsung,rgb-mode = <0>;
};
};
&i2c_5 {
clock-frequency = <100000>;
status = "okay";
max8998-pmic@66 {
compatible = "maxim,max8998";
reg = <0x66 0 0>;
voltage-regulators {
ldo2_reg: LDO2 {
regulator-name = "VALIVE_1.2V";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-always-on;
};
ldo3_reg: LDO3 {
regulator-name = "VUSB+MIPI_1.1V";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
};
ldo4_reg: LDO4 {
regulator-name = "VADC_3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
ldo5_reg: LDO5 {
regulator-name = "VTF_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
};
ldo6_reg: LDO6 {
regulator-name = "LDO6";
regulator-min-microvolt = <2000000>;
regulator-max-microvolt = <2000000>;
};
ldo7_reg: LDO7 {
regulator-name = "VLCD+VMIPI_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
ldo8_reg: LDO8 {
regulator-name = "VUSB+VDAC_3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
ldo9_reg: LDO9 {
regulator-name = "VCC_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
};
ldo10_reg: LDO10 {
regulator-name = "VPLL_1.1V";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1100000>;
regulator-boot-on;
regulator-always-on;
};
ldo11_reg: LDO11 {
regulator-name = "CAM_AF_3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
};
ldo12_reg: LDO12 {
regulator-name = "PS_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
};
ldo13_reg: LDO13 {
regulator-name = "VHIC_1.2V";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
};
ldo14_reg: LDO14 {
regulator-name = "CAM_I_HOST_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
ldo15_reg: LDO15 {
regulator-name = "CAM_S_DIG+FM33_CORE_1.2V";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
};
ldo16_reg: LDO16 {
regulator-name = "CAM_S_ANA_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
};
ldo17_reg: LDO17 {
regulator-name = "VCC_3.0V_LCD";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
};
buck1_reg: BUCK1 {
regulator-name = "VINT_1.1V";
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <1500000>;
regulator-boot-on;
regulator-always-on;
};
buck2_reg: BUCK2 {
regulator-name = "VG3D_1.1V";
regulator-min-microvolt = <750000>;
regulator-max-microvolt = <1500000>;
regulator-boot-on;
};
buck3_reg: BUCK3 {
regulator-name = "VCC_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
buck4_reg: BUCK4 {
regulator-name = "VMEM_1.2V";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-always-on;
};
ap32khz_reg: EN32KHz-AP {
regulator-name = "32KHz AP";
regulator-always-on;
};
cp32khz_reg: EN32KHz-CP {
regulator-name = "32KHz CP";
};
vichg_reg: ENVICHG {
regulator-name = "VICHG";
};
safeout1_reg: ESAFEOUT1 {
regulator-name = "SAFEOUT1";
};
safeout2_reg: ESAFEOUT2 {
regulator-name = "SAFEOUT2";
regulator-boot-on;
};
};
};
};

2
arch/arm/dts/s5pc1xx-goni.dts
View File

@ -42,7 +42,7 @@
#size-cells = <0>;
status = "okay";
pmic@66 {
max8998-pmic@66 {
compatible = "maxim,max8998";
reg = <0x66 0 0>;

8
board/samsung/common/exynos5-dt.c
View File

@ -123,13 +123,7 @@ int exynos_power_init(void)
if (ret)
return ret;
/*
* This would normally be 1.3V, but since we are running slowly 1.1V
* is enough. For spring it helps reduce CPU temperature and avoid
* hangs with the case open. 1.1V is minimum voltage borderline for
* chained bootloaders.
*/
ret = exynos_set_regulator("vdd_arm", 1100000);
ret = exynos_set_regulator("vdd_arm", 1300000);
if (ret)
return ret;
ret = exynos_set_regulator("vdd_int", 1012500);

61
board/samsung/goni/goni.c
View File

@ -9,6 +9,7 @@
#include <common.h>
#include <asm/gpio.h>
#include <asm/arch/mmc.h>
#include <dm.h>
#include <power/pmic.h>
#include <usb/dwc2_udc.h>
#include <asm/arch/cpu.h>
@ -43,19 +44,6 @@ void i2c_init_board(void)
}
#endif
int power_init_board(void)
{
#ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
/*
* For PMIC the I2C bus is named as I2C5, but it is connected
* to logical I2C adapter 0
*/
return pmic_init(I2C_0);
#else
return 0;
#endif
}
int dram_init(void)
{
gd->ram_size = PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE +
@ -146,39 +134,50 @@ int board_mmc_init(bd_t *bis)
#ifdef CONFIG_USB_GADGET
static int s5pc1xx_phy_control(int on)
{
#ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
int ret;
struct udevice *dev;
static int status;
struct pmic *p = pmic_get("MAX8998_PMIC");
if (!p)
return -ENODEV;
int reg, ret;
if (pmic_probe(p))
return -1;
ret = pmic_get("max8998-pmic", &dev);
if (ret)
return ret;
if (on && !status) {
ret = pmic_set_output(p, MAX8998_REG_ONOFF1,
MAX8998_LDO3, LDO_ON);
ret = pmic_set_output(p, MAX8998_REG_ONOFF2,
MAX8998_LDO8, LDO_ON);
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1);
reg |= MAX8998_LDO3;
ret = pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg);
if (ret) {
puts("MAX8998 LDO setting error!\n");
return -1;
return -EINVAL;
}
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF2);
reg |= MAX8998_LDO8;
ret = pmic_reg_write(dev, MAX8998_REG_ONOFF2, reg);
if (ret) {
puts("MAX8998 LDO setting error!\n");
return -EINVAL;
}
status = 1;
} else if (!on && status) {
ret = pmic_set_output(p, MAX8998_REG_ONOFF1,
MAX8998_LDO3, LDO_OFF);
ret = pmic_set_output(p, MAX8998_REG_ONOFF2,
MAX8998_LDO8, LDO_OFF);
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1);
reg &= ~MAX8998_LDO3;
ret = pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg);
if (ret) {
puts("MAX8998 LDO setting error!\n");
return -1;
return -EINVAL;
}
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF2);
reg &= ~MAX8998_LDO8;
ret = pmic_reg_write(dev, MAX8998_REG_ONOFF2, reg);
if (ret) {
puts("MAX8998 LDO setting error!\n");
return -EINVAL;
}
status = 0;
}
udelay(10000);
#endif
return 0;
}

182
board/samsung/universal_c210/universal.c
View File

@ -27,35 +27,23 @@
DECLARE_GLOBAL_DATA_PTR;
unsigned int board_rev;
static int init_pmic_lcd(void);
u32 get_board_rev(void)
{
return board_rev;
}
int exynos_power_init(void)
{
return init_pmic_lcd();
}
static int get_hwrev(void)
{
return board_rev & 0xFF;
}
int exynos_power_init(void)
{
#ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
int ret;
/*
* For PMIC the I2C bus is named as I2C5, but it is connected
* to logical I2C adapter 0
*/
ret = pmic_init(I2C_0);
if (ret)
return ret;
init_pmic_lcd();
#endif
return 0;
}
static unsigned short get_adc_value(int channel)
{
struct s5p_adc *adc = (struct s5p_adc *)samsung_get_base_adc();
@ -83,23 +71,29 @@ static unsigned short get_adc_value(int channel)
static int adc_power_control(int on)
{
#ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
struct udevice *dev;
int ret;
struct pmic *p = pmic_get("MAX8998_PMIC");
if (!p)
return -ENODEV;
u8 reg;
if (pmic_probe(p))
return -1;
ret = pmic_get("max8998-pmic", &dev);
if (ret) {
puts("Failed to get MAX8998!\n");
return ret;
}
ret = pmic_set_output(p,
MAX8998_REG_ONOFF1,
MAX8998_LDO4, !!on);
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1);
if (on)
reg |= MAX8998_LDO4;
else
reg &= ~MAX8998_LDO4;
ret = pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg);
if (ret) {
puts("MAX8998 LDO setting error\n");
return -EINVAL;
}
return ret;
#else
return 0;
#endif
}
static unsigned int get_hw_revision(void)
@ -147,39 +141,50 @@ static void check_hw_revision(void)
#ifdef CONFIG_USB_GADGET
static int s5pc210_phy_control(int on)
{
#ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
int ret = 0;
struct pmic *p = pmic_get("MAX8998_PMIC");
if (!p)
return -ENODEV;
struct udevice *dev;
int ret;
u8 reg;
if (pmic_probe(p))
return -1;
ret = pmic_get("max8998-pmic", &dev);
if (ret) {
puts("Failed to get MAX8998!\n");
return ret;
}
if (on) {
ret |= pmic_set_output(p,
MAX8998_REG_BUCK_ACTIVE_DISCHARGE3,
MAX8998_SAFEOUT1, LDO_ON);
ret |= pmic_set_output(p, MAX8998_REG_ONOFF1,
MAX8998_LDO3, LDO_ON);
ret |= pmic_set_output(p, MAX8998_REG_ONOFF2,
MAX8998_LDO8, LDO_ON);
reg = pmic_reg_read(dev, MAX8998_REG_BUCK_ACTIVE_DISCHARGE3);
reg |= MAX8998_SAFEOUT1;
ret |= pmic_reg_write(dev,
MAX8998_REG_BUCK_ACTIVE_DISCHARGE3, reg);
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1);
reg |= MAX8998_LDO3;
ret |= pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg);
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF2);
reg |= MAX8998_LDO8;
ret |= pmic_reg_write(dev, MAX8998_REG_ONOFF2, reg);
} else {
ret |= pmic_set_output(p, MAX8998_REG_ONOFF2,
MAX8998_LDO8, LDO_OFF);
ret |= pmic_set_output(p, MAX8998_REG_ONOFF1,
MAX8998_LDO3, LDO_OFF);
ret |= pmic_set_output(p,
MAX8998_REG_BUCK_ACTIVE_DISCHARGE3,
MAX8998_SAFEOUT1, LDO_OFF);
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF2);
reg &= ~MAX8998_LDO8;
ret |= pmic_reg_write(dev, MAX8998_REG_ONOFF2, reg);
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1);
reg &= ~MAX8998_LDO3;
ret |= pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg);
reg = pmic_reg_read(dev, MAX8998_REG_BUCK_ACTIVE_DISCHARGE3);
reg &= ~MAX8998_SAFEOUT1;
ret |= pmic_reg_write(dev,
MAX8998_REG_BUCK_ACTIVE_DISCHARGE3, reg);
}
if (ret) {
puts("MAX8998 LDO setting error!\n");
return -1;
return -EINVAL;
}
#endif
return 0;
}
@ -205,27 +210,25 @@ int exynos_early_init_f(void)
return 0;
}
#ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
static void init_pmic_lcd(void)
static int init_pmic_lcd(void)
{
struct udevice *dev;
unsigned char val;
int ret = 0;
struct pmic *p = pmic_get("MAX8998_PMIC");
if (!p)
return;
if (pmic_probe(p))
return;
ret = pmic_get("max8998-pmic", &dev);
if (ret) {
puts("Failed to get MAX8998 for init_pmic_lcd()!\n");
return ret;
}
/* LDO7 1.8V */
val = 0x02; /* (1800 - 1600) / 100; */
ret |= pmic_reg_write(p, MAX8998_REG_LDO7, val);
ret |= pmic_reg_write(dev, MAX8998_REG_LDO7, val);
/* LDO17 3.0V */
val = 0xe; /* (3000 - 1600) / 100; */
ret |= pmic_reg_write(p, MAX8998_REG_LDO17, val);
ret |= pmic_reg_write(dev, MAX8998_REG_LDO17, val);
/* Disable unneeded regulators */
/*
@ -234,26 +237,29 @@ static void init_pmic_lcd(void)
* LDO2 ON, LDO3 OFF, LDO4 OFF, LDO5 ON
*/
val = 0xB9;
ret |= pmic_reg_write(p, MAX8998_REG_ONOFF1, val);
ret |= pmic_reg_write(dev, MAX8998_REG_ONOFF1, val);
/* ONOFF2
* LDO6 OFF, LDO7 ON, LDO8 OFF, LDO9 ON,
* LDO10 OFF, LDO11 OFF, LDO12 OFF, LDO13 OFF
*/
val = 0x50;
ret |= pmic_reg_write(p, MAX8998_REG_ONOFF2, val);
ret |= pmic_reg_write(dev, MAX8998_REG_ONOFF2, val);
/* ONOFF3
* LDO14 OFF, LDO15 OFF, LGO16 OFF, LDO17 OFF
* EPWRHOLD OFF, EBATTMON OFF, ELBCNFG2 OFF, ELBCNFG1 OFF
*/
val = 0x00;
ret |= pmic_reg_write(p, MAX8998_REG_ONOFF3, val);
ret |= pmic_reg_write(dev, MAX8998_REG_ONOFF3, val);
if (ret)
if (ret) {
puts("LCD pmic initialisation error!\n");
return -EINVAL;
}
return 0;
}
#endif
void exynos_cfg_lcd_gpio(void)
{
@ -310,18 +316,31 @@ void exynos_reset_lcd(void)
void exynos_lcd_power_on(void)
{
#ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
struct pmic *p = pmic_get("MAX8998_PMIC");
struct udevice *dev;
int ret;
u8 reg;
if (!p)
ret = pmic_get("max8998-pmic", &dev);
if (ret) {
puts("Failed to get MAX8998!\n");
return;
}
if (pmic_probe(p))
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF3);
reg |= MAX8998_LDO17;
ret = pmic_reg_write(dev, MAX8998_REG_ONOFF3, reg);
if (ret) {
puts("MAX8998 LDO setting error\n");
return;
}
pmic_set_output(p, MAX8998_REG_ONOFF3, MAX8998_LDO17, LDO_ON);
pmic_set_output(p, MAX8998_REG_ONOFF2, MAX8998_LDO7, LDO_ON);
#endif
reg = pmic_reg_read(dev, MAX8998_REG_ONOFF2);
reg |= MAX8998_LDO7;
ret = pmic_reg_write(dev, MAX8998_REG_ONOFF2, reg);
if (ret) {
puts("MAX8998 LDO setting error\n");
return;
}
}
void exynos_cfg_ldo(void)
@ -336,9 +355,6 @@ void exynos_enable_ldo(unsigned int onoff)
int exynos_init(void)
{
#ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
char buf[16];
#endif
gd->bd->bi_arch_number = MACH_TYPE_UNIVERSAL_C210;
switch (get_hwrev()) {
@ -363,14 +379,6 @@ int exynos_init(void)
break;
}
#ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
/* Request soft I2C gpios */
strcpy(buf, "soft_i2c_scl");
gpio_request(CONFIG_SOFT_I2C_GPIO_SCL, buf);
strcpy(buf, "soft_i2c_sda");
gpio_request(CONFIG_SOFT_I2C_GPIO_SDA, buf);
#endif
check_hw_revision();
printf("HW Revision:\t0x%x\n", board_rev);

2
configs/arndale_defconfig
View File

@ -32,4 +32,6 @@ CONFIG_SOUND_MAX98095=y
CONFIG_SOUND_WM8994=y
CONFIG_USB=y
CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_USB_STORAGE=y

1
configs/peach-pi_defconfig
View File

@ -61,5 +61,6 @@ CONFIG_DISPLAY=y
CONFIG_VIDEO_BRIDGE=y
CONFIG_VIDEO_BRIDGE_PARADE_PS862X=y
CONFIG_LCD=y
CONFIG_VIDCONSOLE_AS_LCD=y
CONFIG_TPM=y
CONFIG_ERRNO_STR=y

1
configs/peach-pit_defconfig
View File

@ -61,5 +61,6 @@ CONFIG_DISPLAY=y
CONFIG_VIDEO_BRIDGE=y
CONFIG_VIDEO_BRIDGE_PARADE_PS862X=y
CONFIG_LCD=y
CONFIG_VIDCONSOLE_AS_LCD=y
CONFIG_TPM=y
CONFIG_ERRNO_STR=y

3
configs/s5pc210_universal_defconfig
View File

@ -33,6 +33,9 @@ CONFIG_MMC_DW=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_SDMA=y
CONFIG_MMC_SDHCI_S5P=y
CONFIG_DM_PMIC=y
CONFIG_DM_PMIC_MAX8998=y
CONFIG_SYS_I2C_S3C24X0=y
CONFIG_USB=y
CONFIG_DM_USB=y
CONFIG_USB_GADGET=y

2
configs/smdk5250_defconfig
View File

@ -44,6 +44,8 @@ CONFIG_SOUND_WM8994=y
CONFIG_EXYNOS_SPI=y
CONFIG_USB=y
CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_USB_STORAGE=y
CONFIG_VIDEO_BRIDGE=y
CONFIG_ERRNO_STR=y

3
configs/snow_defconfig
View File

@ -62,6 +62,8 @@ CONFIG_EXYNOS_SPI=y
CONFIG_TPM_TIS_INFINEON=y
CONFIG_USB=y
CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_USB_STORAGE=y
CONFIG_DM_VIDEO=y
CONFIG_DISPLAY=y
@ -69,5 +71,6 @@ CONFIG_VIDEO_BRIDGE=y
CONFIG_VIDEO_BRIDGE_PARADE_PS862X=y
CONFIG_VIDEO_BRIDGE_NXP_PTN3460=y
CONFIG_LCD=y
CONFIG_VIDCONSOLE_AS_LCD=y
CONFIG_TPM=y
CONFIG_ERRNO_STR=y

3
configs/spring_defconfig
View File

@ -62,11 +62,14 @@ CONFIG_EXYNOS_SPI=y
CONFIG_TPM_TIS_INFINEON=y
CONFIG_USB=y
CONFIG_DM_USB=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_DWC3=y
CONFIG_USB_STORAGE=y
CONFIG_DM_VIDEO=y
CONFIG_DISPLAY=y
CONFIG_VIDEO_BRIDGE=y
CONFIG_VIDEO_BRIDGE_PARADE_PS862X=y
CONFIG_LCD=y
CONFIG_VIDCONSOLE_AS_LCD=y
CONFIG_TPM=y
CONFIG_ERRNO_STR=y

5
drivers/i2c/Kconfig
View File

@ -155,6 +155,11 @@ config SYS_I2C_SANDBOX
};
};
config SYS_I2C_S3C24X0
bool "Samsung I2C driver"
depends on ARCH_EXYNOS4 && DM_I2C
help
Support for Samsung I2C controller as Samsung SoCs.
config SYS_I2C_UNIPHIER
bool "UniPhier I2C driver"

8
drivers/i2c/s3c24x0_i2c.c
View File

@ -24,6 +24,12 @@
#include <i2c.h>
#include "s3c24x0_i2c.h"
#ifndef CONFIG_SYS_I2C_S3C24X0_SLAVE
#define SYS_I2C_S3C24X0_SLAVE_ADDR 0
#else
#define SYS_I2C_S3C24X0_SLAVE_ADDR CONFIG_SYS_I2C_S3C24X0_SLAVE
#endif
DECLARE_GLOBAL_DATA_PTR;
/*
@ -87,7 +93,7 @@ static int s3c24x0_i2c_set_bus_speed(struct udevice *dev, unsigned int speed)
i2c_bus->clock_frequency = speed;
i2c_ch_init(i2c_bus->regs, i2c_bus->clock_frequency,
CONFIG_SYS_I2C_S3C24X0_SLAVE);
SYS_I2C_S3C24X0_SLAVE_ADDR);
return 0;
}

2
include/configs/exynos5250-common.h
View File

@ -31,6 +31,8 @@
#define CONFIG_USB_EHCI
#define CONFIG_USB_EHCI_EXYNOS
#define CONFIG_USB_XHCI_EXYNOS
#define CONFIG_USB_HOST_ETHER
#define CONFIG_USB_ETHER_ASIX
#define CONFIG_USB_ETHER_ASIX88179