diff options
Diffstat (limited to 'board/ge/bx50v3/bx50v3.c')
| -rw-r--r-- | board/ge/bx50v3/bx50v3.c | 219 |
1 files changed, 38 insertions, 181 deletions
diff --git a/board/ge/bx50v3/bx50v3.c b/board/ge/bx50v3/bx50v3.c index 89607cf0568..69cd0a1bc76 100644 --- a/board/ge/bx50v3/bx50v3.c +++ b/board/ge/bx50v3/bx50v3.c @@ -14,7 +14,6 @@ #include <linux/errno.h> #include <linux/libfdt.h> #include <asm/gpio.h> -#include <asm/mach-imx/mxc_i2c.h> #include <asm/mach-imx/iomux-v3.h> #include <asm/mach-imx/boot_mode.h> #include <asm/mach-imx/video.h> @@ -27,7 +26,8 @@ #include <asm/arch/crm_regs.h> #include <asm/io.h> #include <asm/arch/sys_proto.h> -#include <i2c.h> +#include <power/regulator.h> +#include <power/da9063_pmic.h> #include <input.h> #include <pwm.h> #include <version.h> @@ -37,6 +37,7 @@ #include "../common/vpd_reader.h" #include "../../../drivers/net/e1000.h" #include <pci.h> +#include <panel.h> DECLARE_GLOBAL_DATA_PTR; @@ -47,10 +48,6 @@ static struct vpd_cache vpd; PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ PAD_CTL_HYS) -#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ - PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ - PAD_CTL_SRE_FAST | PAD_CTL_HYS) - #define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | PAD_CTL_PUE | \ PAD_CTL_SPEED_HIGH | PAD_CTL_DSE_48ohm | PAD_CTL_SRE_FAST) @@ -73,63 +70,6 @@ int dram_init(void) return 0; } -static iomux_v3_cfg_t const uart3_pads[] = { - MX6_PAD_EIM_D31__UART3_RTS_B | MUX_PAD_CTRL(UART_PAD_CTRL), - MX6_PAD_EIM_D23__UART3_CTS_B | MUX_PAD_CTRL(UART_PAD_CTRL), - MX6_PAD_EIM_D24__UART3_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), - MX6_PAD_EIM_D25__UART3_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), -}; - -static iomux_v3_cfg_t const uart4_pads[] = { - MX6_PAD_KEY_COL0__UART4_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), - MX6_PAD_KEY_ROW0__UART4_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), -}; - -static struct i2c_pads_info i2c_pad_info1 = { - .scl = { - .i2c_mode = MX6_PAD_CSI0_DAT9__I2C1_SCL | I2C_PAD, - .gpio_mode = MX6_PAD_CSI0_DAT9__GPIO5_IO27 | I2C_PAD, - .gp = IMX_GPIO_NR(5, 27) - }, - .sda = { - .i2c_mode = MX6_PAD_CSI0_DAT8__I2C1_SDA | I2C_PAD, - .gpio_mode = MX6_PAD_CSI0_DAT8__GPIO5_IO26 | I2C_PAD, - .gp = IMX_GPIO_NR(5, 26) - } -}; - -static struct i2c_pads_info i2c_pad_info2 = { - .scl = { - .i2c_mode = MX6_PAD_KEY_COL3__I2C2_SCL | I2C_PAD, - .gpio_mode = MX6_PAD_KEY_COL3__GPIO4_IO12 | I2C_PAD, - .gp = IMX_GPIO_NR(4, 12) - }, - .sda = { - .i2c_mode = MX6_PAD_KEY_ROW3__I2C2_SDA | I2C_PAD, - .gpio_mode = MX6_PAD_KEY_ROW3__GPIO4_IO13 | I2C_PAD, - .gp = IMX_GPIO_NR(4, 13) - } -}; - -static struct i2c_pads_info i2c_pad_info3 = { - .scl = { - .i2c_mode = MX6_PAD_GPIO_3__I2C3_SCL | I2C_PAD, - .gpio_mode = MX6_PAD_GPIO_3__GPIO1_IO03 | I2C_PAD, - .gp = IMX_GPIO_NR(1, 3) - }, - .sda = { - .i2c_mode = MX6_PAD_GPIO_6__I2C3_SDA | I2C_PAD, - .gpio_mode = MX6_PAD_GPIO_6__GPIO1_IO06 | I2C_PAD, - .gp = IMX_GPIO_NR(1, 6) - } -}; - -static void setup_iomux_uart(void) -{ - imx_iomux_v3_setup_multiple_pads(uart3_pads, ARRAY_SIZE(uart3_pads)); - imx_iomux_v3_setup_multiple_pads(uart4_pads, ARRAY_SIZE(uart4_pads)); -} - static int mx6_rgmii_rework(struct phy_device *phydev) { /* Configure AR8033 to ouput a 125MHz clk from CLK_25M */ @@ -163,16 +103,20 @@ int board_phy_config(struct phy_device *phydev) } #if defined(CONFIG_VIDEO_IPUV3) -static iomux_v3_cfg_t const backlight_pads[] = { - /* Power for LVDS Display */ - MX6_PAD_EIM_D22__GPIO3_IO22 | MUX_PAD_CTRL(NO_PAD_CTRL), -#define LVDS_POWER_GP IMX_GPIO_NR(3, 22) - /* Backlight enable for LVDS display */ - MX6_PAD_GPIO_0__GPIO1_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL), -#define LVDS_BACKLIGHT_GP IMX_GPIO_NR(1, 0) - /* backlight PWM brightness control */ - MX6_PAD_SD1_DAT3__PWM1_OUT | MUX_PAD_CTRL(NO_PAD_CTRL), -}; +static void do_enable_backlight(struct display_info_t const *dev) +{ + struct udevice *panel; + int ret; + + ret = uclass_get_device(UCLASS_PANEL, 0, &panel); + if (ret) { + printf("Could not find panel: %d\n", ret); + return; + } + + panel_set_backlight(panel, 100); + panel_enable_backlight(panel); +} static void do_enable_hdmi(struct display_info_t const *dev) { @@ -194,7 +138,7 @@ struct display_info_t const displays[] = {{ .addr = -1, .pixfmt = IPU_PIX_FMT_RGB24, .detect = detect_lcd, - .enable = NULL, + .enable = do_enable_backlight, .mode = { .name = "G121X1-L03", .refresh = 60, @@ -353,12 +297,6 @@ static void setup_display_bx50v3(void) IOMUXC_GPR3_LVDS0_MUX_CTL_MASK, (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 << IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET)); - - /* backlights off until needed */ - imx_iomux_v3_setup_multiple_pads(backlight_pads, - ARRAY_SIZE(backlight_pads)); - gpio_request(LVDS_POWER_GP, "lvds_power"); - gpio_direction_input(LVDS_POWER_GP); } #endif /* CONFIG_VIDEO_IPUV3 */ @@ -465,8 +403,6 @@ int board_early_init_f(void) imx_iomux_v3_setup_multiple_pads(misc_pads, ARRAY_SIZE(misc_pads)); - setup_iomux_uart(); - #if defined(CONFIG_VIDEO_IPUV3) /* Set LDB clock to Video PLL */ select_ldb_di_clock_source(MXC_PLL5_CLK); @@ -491,10 +427,6 @@ static void set_confidx(const struct vpd_cache* vpd) int board_init(void) { - setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); - setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2); - setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info3); - if (!read_vpd(&vpd, vpd_callback)) { int ret, rescan; @@ -519,9 +451,6 @@ int board_init(void) setup_display_b850v3(); else setup_display_bx50v3(); - - gpio_request(LVDS_BACKLIGHT_GP, "lvds_backlight"); - gpio_direction_input(LVDS_BACKLIGHT_GP); #endif /* address of boot parameters */ @@ -541,53 +470,26 @@ static const struct boot_mode board_boot_modes[] = { void pmic_init(void) { -#define I2C_PMIC 0x2 -#define DA9063_I2C_ADDR 0x58 -#define DA9063_REG_BCORE2_CFG 0x9D -#define DA9063_REG_BCORE1_CFG 0x9E -#define DA9063_REG_BPRO_CFG 0x9F -#define DA9063_REG_BIO_CFG 0xA0 -#define DA9063_REG_BMEM_CFG 0xA1 -#define DA9063_REG_BPERI_CFG 0xA2 -#define DA9063_BUCK_MODE_MASK 0xC0 -#define DA9063_BUCK_MODE_MANUAL 0x00 -#define DA9063_BUCK_MODE_SLEEP 0x40 -#define DA9063_BUCK_MODE_SYNC 0x80 -#define DA9063_BUCK_MODE_AUTO 0xC0 - - uchar val; - - i2c_set_bus_num(I2C_PMIC); - - i2c_read(DA9063_I2C_ADDR, DA9063_REG_BCORE2_CFG, 1, &val, 1); - val &= ~DA9063_BUCK_MODE_MASK; - val |= DA9063_BUCK_MODE_SYNC; - i2c_write(DA9063_I2C_ADDR, DA9063_REG_BCORE2_CFG, 1, &val, 1); - - i2c_read(DA9063_I2C_ADDR, DA9063_REG_BCORE1_CFG, 1, &val, 1); - val &= ~DA9063_BUCK_MODE_MASK; - val |= DA9063_BUCK_MODE_SYNC; - i2c_write(DA9063_I2C_ADDR, DA9063_REG_BCORE1_CFG, 1, &val, 1); - - i2c_read(DA9063_I2C_ADDR, DA9063_REG_BPRO_CFG, 1, &val, 1); - val &= ~DA9063_BUCK_MODE_MASK; - val |= DA9063_BUCK_MODE_SYNC; - i2c_write(DA9063_I2C_ADDR, DA9063_REG_BPRO_CFG, 1, &val, 1); - - i2c_read(DA9063_I2C_ADDR, DA9063_REG_BIO_CFG, 1, &val, 1); - val &= ~DA9063_BUCK_MODE_MASK; - val |= DA9063_BUCK_MODE_SYNC; - i2c_write(DA9063_I2C_ADDR, DA9063_REG_BIO_CFG, 1, &val, 1); - - i2c_read(DA9063_I2C_ADDR, DA9063_REG_BMEM_CFG, 1, &val, 1); - val &= ~DA9063_BUCK_MODE_MASK; - val |= DA9063_BUCK_MODE_SYNC; - i2c_write(DA9063_I2C_ADDR, DA9063_REG_BMEM_CFG, 1, &val, 1); - - i2c_read(DA9063_I2C_ADDR, DA9063_REG_BPERI_CFG, 1, &val, 1); - val &= ~DA9063_BUCK_MODE_MASK; - val |= DA9063_BUCK_MODE_SYNC; - i2c_write(DA9063_I2C_ADDR, DA9063_REG_BPERI_CFG, 1, &val, 1); + struct udevice *reg; + int ret, i; + static const char * const bucks[] = { + "bcore1", + "bcore2", + "bpro", + "bmem", + "bio", + "bperi", + }; + + for (i = 0; i < ARRAY_SIZE(bucks); i++) { + ret = regulator_get_by_devname(bucks[i], ®); + if (reg < 0) { + printf("%s(): Unable to get regulator %s: %d\n", + __func__, bucks[i], ret); + continue; + } + regulator_set_mode(reg, DA9063_BUCKMODE_SYNC); + } } int board_late_init(void) @@ -660,51 +562,6 @@ int ft_board_setup(void *blob, bd_t *bd) } #endif -static int do_backlight_enable(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ -#if CONFIG_IS_ENABLED(DM_VIDEO) - int ret; - struct udevice *dev; - -#ifdef CONFIG_VIDEO_IPUV3 - if (!is_b850v3()) { - gpio_direction_output(LVDS_POWER_GP, 1); - - /* We need at least 200ms between power on and backlight on - * as per specifications from CHI MEI - */ - mdelay(250); - - /* enable backlight PWM 1 */ - pwm_init(0, 0, 0); - - /* duty cycle 5000000ns, period: 5000000ns */ - pwm_config(0, 5000000, 5000000); - - /* Backlight Power */ - gpio_direction_output(LVDS_BACKLIGHT_GP, 1); - - pwm_enable(0); - } -#endif - - /* Probe, to find a video device to be used to show a message on - * the vidconsole. - */ - ret = uclass_get_device(UCLASS_VIDEO, 0, &dev); - if (ret) - return ret; -#endif - - return 0; -} - -U_BOOT_CMD( - bx50_backlight_enable, 1, 1, do_backlight_enable, - "enable Bx50 backlight", - "" -); - int board_fit_config_name_match(const char *name) { if (!vpd.is_read) |