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-rw-r--r--board/samsung/smdk5250/Makefile4
-rw-r--r--board/samsung/smdk5250/exynos5-dt.c238
-rw-r--r--board/samsung/smdk5250/smdk5250.c363
3 files changed, 237 insertions, 368 deletions
diff --git a/board/samsung/smdk5250/Makefile b/board/samsung/smdk5250/Makefile
index 6a58655..3d96b07 100644
--- a/board/samsung/smdk5250/Makefile
+++ b/board/samsung/smdk5250/Makefile
@@ -7,9 +7,5 @@
obj-y += smdk5250_spl.o
ifndef CONFIG_SPL_BUILD
-ifdef CONFIG_OF_CONTROL
obj-y += exynos5-dt.o
-else
-obj-y += smdk5250.o
-endif
endif
diff --git a/board/samsung/smdk5250/exynos5-dt.c b/board/samsung/smdk5250/exynos5-dt.c
index 58821c4..d6ce133 100644
--- a/board/samsung/smdk5250/exynos5-dt.c
+++ b/board/samsung/smdk5250/exynos5-dt.c
@@ -11,15 +11,16 @@
#include <i2c.h>
#include <netdev.h>
#include <spi.h>
+#include <asm/gpio.h>
#include <asm/arch/cpu.h>
#include <asm/arch/dwmmc.h>
-#include <asm/arch/gpio.h>
#include <asm/arch/mmc.h>
#include <asm/arch/pinmux.h>
#include <asm/arch/power.h>
#include <asm/arch/sromc.h>
#include <power/pmic.h>
#include <power/max77686_pmic.h>
+#include <power/tps65090_pmic.h>
#include <tmu.h>
DECLARE_GLOBAL_DATA_PTR;
@@ -41,7 +42,197 @@ int exynos_init(void)
return 0;
}
+#if defined(CONFIG_POWER)
+#ifdef CONFIG_POWER_MAX77686
+static int pmic_reg_update(struct pmic *p, int reg, uint regval)
+{
+ u32 val;
+ int ret = 0;
+
+ ret = pmic_reg_read(p, reg, &val);
+ if (ret) {
+ debug("%s: PMIC %d register read failed\n", __func__, reg);
+ return -1;
+ }
+ val |= regval;
+ ret = pmic_reg_write(p, reg, val);
+ if (ret) {
+ debug("%s: PMIC %d register write failed\n", __func__, reg);
+ return -1;
+ }
+ return 0;
+}
+
+static int max77686_init(void)
+{
+ struct pmic *p;
+
+ if (pmic_init(I2C_PMIC))
+ return -1;
+
+ p = pmic_get("MAX77686_PMIC");
+ if (!p)
+ return -ENODEV;
+
+ if (pmic_probe(p))
+ return -1;
+
+ if (pmic_reg_update(p, MAX77686_REG_PMIC_32KHZ, MAX77686_32KHCP_EN))
+ return -1;
+
+ if (pmic_reg_update(p, MAX77686_REG_PMIC_BBAT,
+ MAX77686_BBCHOSTEN | MAX77686_BBCVS_3_5V))
+ return -1;
+
+ /* VDD_MIF */
+ if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK1OUT,
+ MAX77686_BUCK1OUT_1V)) {
+ debug("%s: PMIC %d register write failed\n", __func__,
+ MAX77686_REG_PMIC_BUCK1OUT);
+ return -1;
+ }
+
+ if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK1CRTL,
+ MAX77686_BUCK1CTRL_EN))
+ return -1;
+
+ /* VDD_ARM */
+ if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK2DVS1,
+ MAX77686_BUCK2DVS1_1_3V)) {
+ debug("%s: PMIC %d register write failed\n", __func__,
+ MAX77686_REG_PMIC_BUCK2DVS1);
+ return -1;
+ }
+
+ if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK2CTRL1,
+ MAX77686_BUCK2CTRL_ON))
+ return -1;
+
+ /* VDD_INT */
+ if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK3DVS1,
+ MAX77686_BUCK3DVS1_1_0125V)) {
+ debug("%s: PMIC %d register write failed\n", __func__,
+ MAX77686_REG_PMIC_BUCK3DVS1);
+ return -1;
+ }
+
+ if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK3CTRL,
+ MAX77686_BUCK3CTRL_ON))
+ return -1;
+
+ /* VDD_G3D */
+ if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK4DVS1,
+ MAX77686_BUCK4DVS1_1_2V)) {
+ debug("%s: PMIC %d register write failed\n", __func__,
+ MAX77686_REG_PMIC_BUCK4DVS1);
+ return -1;
+ }
+
+ if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK4CTRL1,
+ MAX77686_BUCK3CTRL_ON))
+ return -1;
+
+ /* VDD_LDO2 */
+ if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO2CTRL1,
+ MAX77686_LD02CTRL1_1_5V | EN_LDO))
+ return -1;
+
+ /* VDD_LDO3 */
+ if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO3CTRL1,
+ MAX77686_LD03CTRL1_1_8V | EN_LDO))
+ return -1;
+
+ /* VDD_LDO5 */
+ if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO5CTRL1,
+ MAX77686_LD05CTRL1_1_8V | EN_LDO))
+ return -1;
+
+ /* VDD_LDO10 */
+ if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO10CTRL1,
+ MAX77686_LD10CTRL1_1_8V | EN_LDO))
+ return -1;
+
+ return 0;
+}
+#endif /* CONFIG_POWER_MAX77686 */
+
+int exynos_power_init(void)
+{
+ int ret = 0;
+
+#ifdef CONFIG_POWER_MAX77686
+ ret = max77686_init();
+ if (ret)
+ return ret;
+#endif
+#ifdef CONFIG_POWER_TPS65090
+ /*
+ * The TPS65090 may not be in the device tree. If so, it is not
+ * an error.
+ */
+ ret = tps65090_init();
+ if (ret == 0 || ret == -ENODEV)
+ return 0;
+#endif
+
+ return ret;
+}
+#endif /* CONFIG_POWER */
+
#ifdef CONFIG_LCD
+static int board_dp_bridge_setup(void)
+{
+ const int max_tries = 10;
+ int num_tries, node;
+
+ /*
+ * TODO(sjg): Use device tree for GPIOs when exynos GPIO
+ * numbering patch is in mainline.
+ */
+ debug("%s\n", __func__);
+ node = fdtdec_next_compatible(gd->fdt_blob, 0, COMPAT_NXP_PTN3460);
+ if (node < 0) {
+ debug("%s: No node for DP bridge in device tree\n", __func__);
+ return -ENODEV;
+ }
+
+ /* Setup the GPIOs */
+
+ /* PD is ACTIVE_LOW, and initially de-asserted */
+ gpio_set_pull(EXYNOS5_GPIO_Y25, S5P_GPIO_PULL_NONE);
+ gpio_direction_output(EXYNOS5_GPIO_Y25, 1);
+
+ /* Reset is ACTIVE_LOW */
+ gpio_set_pull(EXYNOS5_GPIO_X15, S5P_GPIO_PULL_NONE);
+ gpio_direction_output(EXYNOS5_GPIO_X15, 0);
+
+ udelay(10);
+ gpio_set_value(EXYNOS5_GPIO_X15, 1);
+
+ gpio_direction_input(EXYNOS5_GPIO_X07);
+
+ /*
+ * We need to wait for 90ms after bringing up the bridge since there
+ * is a phantom "high" on the HPD chip during its bootup. The phantom
+ * high comes within 7ms of de-asserting PD and persists for at least
+ * 15ms. The real high comes roughly 50ms after PD is de-asserted. The
+ * phantom high makes it hard for us to know when the NXP chip is up.
+ */
+ mdelay(90);
+
+ for (num_tries = 0; num_tries < max_tries; num_tries++) {
+ /* Check HPD. If it's high, we're all good. */
+ if (gpio_get_value(EXYNOS5_GPIO_X07))
+ return 0;
+
+ debug("%s: eDP bridge failed to come up; try %d of %d\n",
+ __func__, num_tries, max_tries);
+ }
+
+ /* Immediately go into bridge reset if the hp line is not high */
+ return -ENODEV;
+}
+
void exynos_cfg_lcd_gpio(void)
{
/* For Backlight */
@@ -60,4 +251,49 @@ void exynos_set_dp_phy(unsigned int onoff)
{
set_dp_phy_ctrl(onoff);
}
+
+void exynos_backlight_on(unsigned int on)
+{
+ debug("%s(%u)\n", __func__, on);
+
+ if (!on)
+ return;
+
+#ifdef CONFIG_POWER_TPS65090
+ int ret;
+
+ ret = tps65090_fet_enable(1); /* Enable FET1, backlight */
+ if (ret)
+ return;
+
+ /* T5 in the LCD timing spec (defined as > 10ms) */
+ mdelay(10);
+
+ /* board_dp_backlight_pwm */
+ gpio_direction_output(EXYNOS5_GPIO_B20, 1);
+
+ /* T6 in the LCD timing spec (defined as > 10ms) */
+ mdelay(10);
+
+ /* board_dp_backlight_en */
+ gpio_direction_output(EXYNOS5_GPIO_X30, 1);
+#endif
+}
+
+void exynos_lcd_power_on(void)
+{
+ int ret;
+
+ debug("%s\n", __func__);
+
+#ifdef CONFIG_POWER_TPS65090
+ /* board_dp_lcd_vdd */
+ tps65090_fet_enable(6); /* Enable FET6, lcd panel */
+#endif
+
+ ret = board_dp_bridge_setup();
+ if (ret && ret != -ENODEV)
+ printf("LCD bridge failed to enable: %d\n", ret);
+}
+
#endif
diff --git a/board/samsung/smdk5250/smdk5250.c b/board/samsung/smdk5250/smdk5250.c
deleted file mode 100644
index 014b7bd..0000000
--- a/board/samsung/smdk5250/smdk5250.c
+++ /dev/null
@@ -1,363 +0,0 @@
-/*
- * Copyright (C) 2012 Samsung Electronics
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <cros_ec.h>
-#include <fdtdec.h>
-#include <asm/io.h>
-#include <errno.h>
-#include <i2c.h>
-#include <lcd.h>
-#include <netdev.h>
-#include <spi.h>
-#include <asm/arch/cpu.h>
-#include <asm/arch/dwmmc.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/mmc.h>
-#include <asm/arch/pinmux.h>
-#include <asm/arch/power.h>
-#include <asm/arch/sromc.h>
-#include <asm/arch/dp_info.h>
-#include <power/pmic.h>
-#include <power/max77686_pmic.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-#ifdef CONFIG_SOUND_MAX98095
-static void board_enable_audio_codec(void)
-{
- /* Enable MAX98095 Codec */
- gpio_direction_output(EXYNOS5_GPIO_X17, 1);
- gpio_set_pull(EXYNOS5_GPIO_X17, S5P_GPIO_PULL_NONE);
-}
-#endif
-
-int exynos_init(void)
-{
-#ifdef CONFIG_SOUND_MAX98095
- board_enable_audio_codec();
-#endif
- return 0;
-}
-
-int board_eth_init(bd_t *bis)
-{
-#ifdef CONFIG_SMC911X
- u32 smc_bw_conf, smc_bc_conf;
- struct fdt_sromc config;
- fdt_addr_t base_addr;
-
- /* Non-FDT configuration - bank number and timing parameters*/
- config.bank = CONFIG_ENV_SROM_BANK;
- config.width = 2;
-
- config.timing[FDT_SROM_TACS] = 0x01;
- config.timing[FDT_SROM_TCOS] = 0x01;
- config.timing[FDT_SROM_TACC] = 0x06;
- config.timing[FDT_SROM_TCOH] = 0x01;
- config.timing[FDT_SROM_TAH] = 0x0C;
- config.timing[FDT_SROM_TACP] = 0x09;
- config.timing[FDT_SROM_PMC] = 0x01;
- base_addr = CONFIG_SMC911X_BASE;
-
- /* Ethernet needs data bus width of 16 bits */
- if (config.width != 2) {
- debug("%s: Unsupported bus width %d\n", __func__,
- config.width);
- return -1;
- }
- smc_bw_conf = SROMC_DATA16_WIDTH(config.bank)
- | SROMC_BYTE_ENABLE(config.bank);
-
- smc_bc_conf = SROMC_BC_TACS(config.timing[FDT_SROM_TACS]) |\
- SROMC_BC_TCOS(config.timing[FDT_SROM_TCOS]) |\
- SROMC_BC_TACC(config.timing[FDT_SROM_TACC]) |\
- SROMC_BC_TCOH(config.timing[FDT_SROM_TCOH]) |\
- SROMC_BC_TAH(config.timing[FDT_SROM_TAH]) |\
- SROMC_BC_TACP(config.timing[FDT_SROM_TACP]) |\
- SROMC_BC_PMC(config.timing[FDT_SROM_PMC]);
-
- /* Select and configure the SROMC bank */
- exynos_pinmux_config(PERIPH_ID_SROMC, config.bank);
- s5p_config_sromc(config.bank, smc_bw_conf, smc_bc_conf);
- return smc911x_initialize(0, base_addr);
-#endif
- return 0;
-}
-
-#ifdef CONFIG_DISPLAY_BOARDINFO
-int checkboard(void)
-{
- printf("\nBoard: SMDK5250\n");
- return 0;
-}
-#endif
-
-#ifdef CONFIG_GENERIC_MMC
-int board_mmc_init(bd_t *bis)
-{
- int err, ret = 0, index, bus_width;
- u32 base;
-
- err = exynos_pinmux_config(PERIPH_ID_SDMMC0, PINMUX_FLAG_8BIT_MODE);
- if (err)
- debug("SDMMC0 not configured\n");
- ret |= err;
-
- /*EMMC: dwmmc Channel-0 with 8 bit bus width */
- index = 0;
- base = samsung_get_base_mmc() + (0x10000 * index);
- bus_width = 8;
- err = exynos_dwmci_add_port(index, base, bus_width, (u32)NULL);
- if (err)
- debug("dwmmc Channel-0 init failed\n");
- ret |= err;
-
- err = exynos_pinmux_config(PERIPH_ID_SDMMC2, PINMUX_FLAG_NONE);
- if (err)
- debug("SDMMC2 not configured\n");
- ret |= err;
-
- /*SD: dwmmc Channel-2 with 4 bit bus width */
- index = 2;
- base = samsung_get_base_mmc() + (0x10000 * index);
- bus_width = 4;
- err = exynos_dwmci_add_port(index, base, bus_width, (u32)NULL);
- if (err)
- debug("dwmmc Channel-2 init failed\n");
- ret |= err;
-
- return ret;
-}
-#endif
-
-void board_i2c_init(const void *blob)
-{
- int i;
-
- for (i = 0; i < CONFIG_MAX_I2C_NUM; i++) {
- exynos_pinmux_config((PERIPH_ID_I2C0 + i),
- PINMUX_FLAG_NONE);
- }
-}
-
-#if defined(CONFIG_POWER)
-#ifdef CONFIG_POWER_MAX77686
-static int pmic_reg_update(struct pmic *p, int reg, uint regval)
-{
- u32 val;
- int ret = 0;
-
- ret = pmic_reg_read(p, reg, &val);
- if (ret) {
- debug("%s: PMIC %d register read failed\n", __func__, reg);
- return -1;
- }
- val |= regval;
- ret = pmic_reg_write(p, reg, val);
- if (ret) {
- debug("%s: PMIC %d register write failed\n", __func__, reg);
- return -1;
- }
- return 0;
-}
-
-static int max77686_init(void)
-{
- struct pmic *p;
-
- if (pmic_init(I2C_PMIC))
- return -1;
-
- p = pmic_get("MAX77686_PMIC");
- if (!p)
- return -ENODEV;
-
- if (pmic_probe(p))
- return -1;
-
- if (pmic_reg_update(p, MAX77686_REG_PMIC_32KHZ, MAX77686_32KHCP_EN))
- return -1;
-
- if (pmic_reg_update(p, MAX77686_REG_PMIC_BBAT,
- MAX77686_BBCHOSTEN | MAX77686_BBCVS_3_5V))
- return -1;
-
- /* VDD_MIF */
- if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK1OUT,
- MAX77686_BUCK1OUT_1V)) {
- debug("%s: PMIC %d register write failed\n", __func__,
- MAX77686_REG_PMIC_BUCK1OUT);
- return -1;
- }
-
- if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK1CRTL,
- MAX77686_BUCK1CTRL_EN))
- return -1;
-
- /* VDD_ARM */
- if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK2DVS1,
- MAX77686_BUCK2DVS1_1_3V)) {
- debug("%s: PMIC %d register write failed\n", __func__,
- MAX77686_REG_PMIC_BUCK2DVS1);
- return -1;
- }
-
- if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK2CTRL1,
- MAX77686_BUCK2CTRL_ON))
- return -1;
-
- /* VDD_INT */
- if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK3DVS1,
- MAX77686_BUCK3DVS1_1_0125V)) {
- debug("%s: PMIC %d register write failed\n", __func__,
- MAX77686_REG_PMIC_BUCK3DVS1);
- return -1;
- }
-
- if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK3CTRL,
- MAX77686_BUCK3CTRL_ON))
- return -1;
-
- /* VDD_G3D */
- if (pmic_reg_write(p, MAX77686_REG_PMIC_BUCK4DVS1,
- MAX77686_BUCK4DVS1_1_2V)) {
- debug("%s: PMIC %d register write failed\n", __func__,
- MAX77686_REG_PMIC_BUCK4DVS1);
- return -1;
- }
-
- if (pmic_reg_update(p, MAX77686_REG_PMIC_BUCK4CTRL1,
- MAX77686_BUCK3CTRL_ON))
- return -1;
-
- /* VDD_LDO2 */
- if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO2CTRL1,
- MAX77686_LD02CTRL1_1_5V | EN_LDO))
- return -1;
-
- /* VDD_LDO3 */
- if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO3CTRL1,
- MAX77686_LD03CTRL1_1_8V | EN_LDO))
- return -1;
-
- /* VDD_LDO5 */
- if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO5CTRL1,
- MAX77686_LD05CTRL1_1_8V | EN_LDO))
- return -1;
-
- /* VDD_LDO10 */
- if (pmic_reg_update(p, MAX77686_REG_PMIC_LDO10CTRL1,
- MAX77686_LD10CTRL1_1_8V | EN_LDO))
- return -1;
-
- return 0;
-}
-#endif /* CONFIG_POWER_MAX77686 */
-
-int exynos_power_init(void)
-{
- int ret = 0;
-
-#ifdef CONFIG_POWER_MAX77686
- ret = max77686_init();
-#endif
- return ret;
-}
-#endif /* CONFIG_POWER */
-
-#ifdef CONFIG_LCD
-void exynos_cfg_lcd_gpio(void)
-{
-
- /* For Backlight */
- gpio_cfg_pin(EXYNOS5_GPIO_B20, S5P_GPIO_OUTPUT);
- gpio_set_value(EXYNOS5_GPIO_B20, 1);
-
- /* LCD power on */
- gpio_cfg_pin(EXYNOS5_GPIO_X15, S5P_GPIO_OUTPUT);
- gpio_set_value(EXYNOS5_GPIO_X15, 1);
-
- /* Set Hotplug detect for DP */
- gpio_cfg_pin(EXYNOS5_GPIO_X07, S5P_GPIO_FUNC(0x3));
-}
-
-void exynos_set_dp_phy(unsigned int onoff)
-{
- set_dp_phy_ctrl(onoff);
-}
-
-vidinfo_t panel_info = {
- .vl_freq = 60,
- .vl_col = 2560,
- .vl_row = 1600,
- .vl_width = 2560,
- .vl_height = 1600,
- .vl_clkp = CONFIG_SYS_LOW,
- .vl_hsp = CONFIG_SYS_LOW,
- .vl_vsp = CONFIG_SYS_LOW,
- .vl_dp = CONFIG_SYS_LOW,
- .vl_bpix = 4, /* LCD_BPP = 2^4, for output conosle on LCD */
-
- /* wDP panel timing infomation */
- .vl_hspw = 32,
- .vl_hbpd = 80,
- .vl_hfpd = 48,
-
- .vl_vspw = 6,
- .vl_vbpd = 37,
- .vl_vfpd = 3,
- .vl_cmd_allow_len = 0xf,
-
- .win_id = 3,
- .dual_lcd_enabled = 0,
-
- .init_delay = 0,
- .power_on_delay = 0,
- .reset_delay = 0,
- .interface_mode = FIMD_RGB_INTERFACE,
- .dp_enabled = 1,
-};
-
-static struct edp_device_info edp_info = {
- .disp_info = {
- .h_res = 2560,
- .h_sync_width = 32,
- .h_back_porch = 80,
- .h_front_porch = 48,
- .v_res = 1600,
- .v_sync_width = 6,
- .v_back_porch = 37,
- .v_front_porch = 3,
- .v_sync_rate = 60,
- },
- .lt_info = {
- .lt_status = DP_LT_NONE,
- },
- .video_info = {
- .master_mode = 0,
- .bist_mode = DP_DISABLE,
- .bist_pattern = NO_PATTERN,
- .h_sync_polarity = 0,
- .v_sync_polarity = 0,
- .interlaced = 0,
- .color_space = COLOR_RGB,
- .dynamic_range = VESA,
- .ycbcr_coeff = COLOR_YCBCR601,
- .color_depth = COLOR_8,
- },
-};
-
-static struct exynos_dp_platform_data dp_platform_data = {
- .edp_dev_info = &edp_info,
-};
-
-void init_panel_info(vidinfo_t *vid)
-{
- vid->rgb_mode = MODE_RGB_P;
- exynos_set_dp_platform_data(&dp_platform_data);
-}
-#endif