+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2010 Samsung Electronics
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
+#include <env.h>
+#include <log.h>
#include <spi.h>
#include <lcd.h>
+#include <asm/global_data.h>
#include <asm/io.h>
#include <asm/gpio.h>
#include <asm/arch/adc.h>
-#include <asm/arch/gpio.h>
#include <asm/arch/pinmux.h>
#include <asm/arch/watchdog.h>
#include <ld9040.h>
+#include <linux/delay.h>
#include <power/pmic.h>
#include <usb.h>
-#include <usb/s3c_udc.h>
+#include <usb/dwc2_udc.h>
#include <asm/arch/cpu.h>
#include <power/max8998_pmic.h>
#include <libtizen.h>
#include <samsung/misc.h>
#include <usb_mass_storage.h>
+#include <asm/mach-types.h>
DECLARE_GLOBAL_DATA_PTR;
unsigned int board_rev;
+static int init_pmic_lcd(void);
+#ifdef CONFIG_REVISION_TAG
u32 get_board_rev(void)
{
return board_rev;
}
+#endif
-static int get_hwrev(void)
+int exynos_power_init(void)
{
- return board_rev & 0xFF;
+ return init_pmic_lcd();
}
-static void init_pmic_lcd(void);
-
-int exynos_power_init(void)
+static int get_hwrev(void)
{
- 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();
-
- return 0;
+ return board_rev & 0xFF;
}
static unsigned short get_adc_value(int channel)
static int adc_power_control(int on)
{
+ struct udevice *dev;
int ret;
- struct pmic *p = pmic_get("MAX8998_PMIC");
- if (!p)
- return -ENODEV;
+ u8 reg;
+
+ ret = pmic_get("max8998-pmic", &dev);
+ if (ret) {
+ puts("Failed to get MAX8998!\n");
+ return ret;
+ }
- if (pmic_probe(p))
- return -1;
+ reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1);
+ if (on)
+ reg |= MAX8998_LDO4;
+ else
+ reg &= ~MAX8998_LDO4;
- ret = pmic_set_output(p,
- MAX8998_REG_ONOFF1,
- MAX8998_LDO4, !!on);
+ ret = pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg);
+ if (ret) {
+ puts("MAX8998 LDO setting error\n");
+ return -EINVAL;
+ }
- return ret;
+ return 0;
}
static unsigned int get_hw_revision(void)
#ifdef CONFIG_USB_GADGET
static int s5pc210_phy_control(int on)
{
- 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;
}
return 0;
}
-struct s3c_plat_otg_data s5pc210_otg_data = {
+struct dwc2_plat_otg_data s5pc210_otg_data = {
.phy_control = s5pc210_phy_control,
.regs_phy = EXYNOS4_USBPHY_BASE,
.regs_otg = EXYNOS4_USBOTG_BASE,
int board_usb_init(int index, enum usb_init_type init)
{
debug("USB_udc_probe\n");
- return s3c_udc_probe(&s5pc210_otg_data);
+ return dwc2_udc_probe(&s5pc210_otg_data);
}
int exynos_early_init_f(void)
return 0;
}
-#ifdef CONFIG_SOFT_SPI
-static void soft_spi_init(void)
-{
- gpio_direction_output(CONFIG_SOFT_SPI_GPIO_SCLK,
- CONFIG_SOFT_SPI_MODE & SPI_CPOL);
- gpio_direction_output(CONFIG_SOFT_SPI_GPIO_MOSI, 1);
- gpio_direction_input(CONFIG_SOFT_SPI_GPIO_MISO);
- gpio_direction_output(CONFIG_SOFT_SPI_GPIO_CS,
- !(CONFIG_SOFT_SPI_MODE & SPI_CS_HIGH));
-}
-
-void spi_cs_activate(struct spi_slave *slave)
-{
- gpio_set_value(CONFIG_SOFT_SPI_GPIO_CS,
- !(CONFIG_SOFT_SPI_MODE & SPI_CS_HIGH));
- SPI_SCL(1);
- gpio_set_value(CONFIG_SOFT_SPI_GPIO_CS,
- CONFIG_SOFT_SPI_MODE & SPI_CS_HIGH);
-}
-
-void spi_cs_deactivate(struct spi_slave *slave)
-{
- gpio_set_value(CONFIG_SOFT_SPI_GPIO_CS,
- !(CONFIG_SOFT_SPI_MODE & SPI_CS_HIGH));
-}
-
-int spi_cs_is_valid(unsigned int bus, unsigned int cs)
-{
- return bus == 0 && cs == 0;
-}
-
-void universal_spi_scl(int bit)
-{
- gpio_set_value(CONFIG_SOFT_SPI_GPIO_SCLK, bit);
-}
-
-void universal_spi_sda(int bit)
-{
- gpio_set_value(CONFIG_SOFT_SPI_GPIO_MOSI, bit);
-}
-
-int universal_spi_read(void)
-{
- return gpio_get_value(CONFIG_SOFT_SPI_GPIO_MISO);
-}
-#endif
-
-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 */
/*
* 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;
}
void exynos_cfg_lcd_gpio(void)
}
/* gpio pad configuration for LCD reset. */
+ gpio_request(EXYNOS4_GPIO_Y45, "lcd_reset");
gpio_cfg_pin(EXYNOS4_GPIO_Y45, S5P_GPIO_OUTPUT);
-
- spi_init();
}
int mipi_power(void)
void exynos_lcd_power_on(void)
{
- 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);
+ 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)
* you should set it HIGH since it removes the inverter
*/
/* MASSMEMORY_EN: XMDMDATA_6: GPE3[6] */
+ gpio_request(EXYNOS4_GPIO_E36, "ldo_en");
gpio_direction_output(EXYNOS4_GPIO_E36, 0);
break;
default:
* But set it as HIGH to ensure
*/
/* MASSMEMORY_EN: XMDMADDR_3: GPE1[3] */
+ gpio_request(EXYNOS4_GPIO_E13, "massmemory_en");
gpio_direction_output(EXYNOS4_GPIO_E13, 1);
break;
}
-#ifdef CONFIG_SOFT_SPI
- soft_spi_init();
-#endif
check_hw_revision();
printf("HW Revision:\t0x%x\n", board_rev);
return 0;
}
+#ifdef CONFIG_LCD
void exynos_lcd_misc_init(vidinfo_t *vid)
{
#ifdef CONFIG_TIZEN
vid->pclk_name = 1; /* MPLL */
vid->sclk_div = 1;
- setenv("lcdinfo", "lcd=ld9040");
+ env_set("lcdinfo", "lcd=ld9040");
}
+#endif
projects / J-u-boot.git / blobdiff