diff options
Diffstat (limited to 'roms/u-boot/board/samsung/common/exynos5-dt.c')
| -rw-r--r-- | roms/u-boot/board/samsung/common/exynos5-dt.c | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/roms/u-boot/board/samsung/common/exynos5-dt.c b/roms/u-boot/board/samsung/common/exynos5-dt.c new file mode 100644 index 000000000..1318ea716 --- /dev/null +++ b/roms/u-boot/board/samsung/common/exynos5-dt.c @@ -0,0 +1,188 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2012 Samsung Electronics + */ + +#include <common.h> +#include <dm.h> +#include <dwc3-uboot.h> +#include <env.h> +#include <fdtdec.h> +#include <log.h> +#include <asm/global_data.h> +#include <asm/io.h> +#include <errno.h> +#include <i2c.h> +#include <mmc.h> +#include <netdev.h> +#include <samsung-usb-phy-uboot.h> +#include <spi.h> +#include <usb.h> +#include <video_bridge.h> +#include <asm/gpio.h> +#include <asm/arch/cpu.h> +#include <asm/arch/dwmmc.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/regulator.h> +#include <power/s2mps11.h> +#include <power/s5m8767.h> +#include <samsung/exynos5-dt-types.h> +#include <samsung/misc.h> +#include <tmu.h> + +DECLARE_GLOBAL_DATA_PTR; + +int exynos_init(void) +{ + return 0; +} + +static int exynos_set_regulator(const char *name, uint uv) +{ + struct udevice *dev; + int ret; + + ret = regulator_get_by_platname(name, &dev); + if (ret) { + debug("%s: Cannot find regulator %s\n", __func__, name); + return ret; + } + ret = regulator_set_value(dev, uv); + if (ret) { + debug("%s: Cannot set regulator %s\n", __func__, name); + return ret; + } + + return 0; +} + +int exynos_power_init(void) +{ + struct udevice *dev; + int ret; + +#ifdef CONFIG_PMIC_S2MPS11 + ret = pmic_get("s2mps11_pmic@66", &dev); +#else + ret = pmic_get("max77686_pmic@09", &dev); + if (!ret) { + /* TODO(sjg@chromium.org): Move into the clock/pmic API */ + ret = pmic_clrsetbits(dev, MAX77686_REG_PMIC_32KHZ, 0, + MAX77686_32KHCP_EN); + if (ret) + return ret; + ret = pmic_clrsetbits(dev, MAX77686_REG_PMIC_BBAT, 0, + MAX77686_BBCHOSTEN | MAX77686_BBCVS_3_5V); + if (ret) + return ret; + } else { + ret = pmic_get("s5m8767_pmic@66", &dev); + /* TODO(sjg@chromium.org): Use driver model to access clock */ +#ifdef CONFIG_PMIC_S5M8767 + if (!ret) + s5m8767_enable_32khz_cp(dev); +#endif + } +#endif /* CONFIG_PMIC_S2MPS11 */ + if (ret == -ENODEV) + return 0; + + ret = regulators_enable_boot_on(false); + if (ret) + return ret; + + ret = exynos_set_regulator("vdd_mif", 1100000); + if (ret) + return ret; + + ret = exynos_set_regulator("vdd_arm", 1300000); + if (ret) + return ret; + ret = exynos_set_regulator("vdd_int", 1012500); + if (ret) + return ret; + ret = exynos_set_regulator("vdd_g3d", 1200000); + if (ret) + return ret; + + return 0; +} + +int board_get_revision(void) +{ + return 0; +} + +#ifdef CONFIG_USB_DWC3 +static struct dwc3_device dwc3_device_data = { + .maximum_speed = USB_SPEED_SUPER, + .base = 0x12400000, + .dr_mode = USB_DR_MODE_PERIPHERAL, + .index = 0, +}; + +int usb_gadget_handle_interrupts(int index) +{ + dwc3_uboot_handle_interrupt(0); + return 0; +} + +int board_usb_init(int index, enum usb_init_type init) +{ + struct exynos_usb3_phy *phy = (struct exynos_usb3_phy *) + samsung_get_base_usb3_phy(); + + if (!phy) { + pr_err("usb3 phy not supported\n"); + return -ENODEV; + } + + set_usbdrd_phy_ctrl(POWER_USB_DRD_PHY_CTRL_EN); + exynos5_usb3_phy_init(phy); + + return dwc3_uboot_init(&dwc3_device_data); +} +#endif +#ifdef CONFIG_SET_DFU_ALT_INFO +char *get_dfu_alt_system(char *interface, char *devstr) +{ + char *info = "Not supported!"; + + if (board_is_odroidxu4() || board_is_odroidhc1() || board_is_odroidhc2()) + return info; + + return env_get("dfu_alt_system"); +} + +char *get_dfu_alt_boot(char *interface, char *devstr) +{ + char *info = "Not supported!"; + struct mmc *mmc; + char *alt_boot; + int dev_num; + + if (board_is_odroidxu4() || board_is_odroidhc1() || board_is_odroidhc2()) + return info; + + dev_num = simple_strtoul(devstr, NULL, 10); + + mmc = find_mmc_device(dev_num); + if (!mmc) + return NULL; + + if (mmc_init(mmc)) + return NULL; + + if (IS_SD(mmc)) + alt_boot = CONFIG_DFU_ALT_BOOT_SD; + else + alt_boot = CONFIG_DFU_ALT_BOOT_EMMC; + + return alt_boot; +} +#endif |