2 * Copyright (C) 2012 Samsung Electronics
4 * SPDX-License-Identifier: GPL-2.0+
9 #include <dwc3-uboot.h>
16 #include <samsung-usb-phy-uboot.h>
19 #include <video_bridge.h>
21 #include <asm/arch/cpu.h>
22 #include <asm/arch/dwmmc.h>
23 #include <asm/arch/mmc.h>
24 #include <asm/arch/pinmux.h>
25 #include <asm/arch/power.h>
26 #include <asm/arch/sromc.h>
27 #include <power/pmic.h>
28 #include <power/max77686_pmic.h>
29 #include <power/regulator.h>
30 #include <power/s2mps11.h>
31 #include <power/s5m8767.h>
32 #include <samsung/exynos5-dt-types.h>
33 #include <samsung/misc.h>
36 DECLARE_GLOBAL_DATA_PTR
;
38 static void board_enable_audio_codec(void)
41 struct gpio_desc en_gpio
;
43 node
= fdtdec_next_compatible(gd
->fdt_blob
, 0,
44 COMPAT_SAMSUNG_EXYNOS5_SOUND
);
48 ret
= gpio_request_by_name_nodev(offset_to_ofnode(node
),
49 "codec-enable-gpio", 0, &en_gpio
,
50 GPIOD_IS_OUT
| GPIOD_IS_OUT_ACTIVE
);
51 if (ret
== -FDT_ERR_NOTFOUND
)
54 /* Turn on the GPIO which connects to the codec's "enable" line. */
55 gpio_set_pull(gpio_get_number(&en_gpio
), S5P_GPIO_PULL_NONE
);
57 #ifdef CONFIG_SOUND_MAX98095
58 /* Enable MAX98095 Codec */
59 gpio_request(EXYNOS5_GPIO_X17
, "max98095_enable");
60 gpio_direction_output(EXYNOS5_GPIO_X17
, 1);
61 gpio_set_pull(EXYNOS5_GPIO_X17
, S5P_GPIO_PULL_NONE
);
67 board_enable_audio_codec();
72 static int exynos_set_regulator(const char *name
, uint uv
)
77 ret
= regulator_get_by_platname(name
, &dev
);
79 debug("%s: Cannot find regulator %s\n", __func__
, name
);
82 ret
= regulator_set_value(dev
, uv
);
84 debug("%s: Cannot set regulator %s\n", __func__
, name
);
91 int exynos_power_init(void)
96 ret
= pmic_get("max77686", &dev
);
98 /* TODO(sjg@chromium.org): Move into the clock/pmic API */
99 ret
= pmic_clrsetbits(dev
, MAX77686_REG_PMIC_32KHZ
, 0,
103 ret
= pmic_clrsetbits(dev
, MAX77686_REG_PMIC_BBAT
, 0,
104 MAX77686_BBCHOSTEN
| MAX77686_BBCVS_3_5V
);
108 ret
= pmic_get("s5m8767-pmic", &dev
);
109 /* TODO(sjg@chromium.org): Use driver model to access clock */
110 #ifdef CONFIG_PMIC_S5M8767
112 s5m8767_enable_32khz_cp(dev
);
118 ret
= regulators_enable_boot_on(false);
122 ret
= exynos_set_regulator("vdd_mif", 1100000);
126 ret
= exynos_set_regulator("vdd_arm", 1300000);
129 ret
= exynos_set_regulator("vdd_int", 1012500);
132 ret
= exynos_set_regulator("vdd_g3d", 1200000);
139 int board_get_revision(void)
144 #ifdef CONFIG_USB_DWC3
145 static struct dwc3_device dwc3_device_data
= {
146 .maximum_speed
= USB_SPEED_SUPER
,
148 .dr_mode
= USB_DR_MODE_PERIPHERAL
,
152 int usb_gadget_handle_interrupts(void)
154 dwc3_uboot_handle_interrupt(0);
158 int board_usb_init(int index
, enum usb_init_type init
)
160 struct exynos_usb3_phy
*phy
= (struct exynos_usb3_phy
*)
161 samsung_get_base_usb3_phy();
164 pr_err("usb3 phy not supported");
168 set_usbdrd_phy_ctrl(POWER_USB_DRD_PHY_CTRL_EN
);
169 exynos5_usb3_phy_init(phy
);
171 return dwc3_uboot_init(&dwc3_device_data
);
174 #ifdef CONFIG_SET_DFU_ALT_INFO
175 char *get_dfu_alt_system(char *interface
, char *devstr
)
177 char *info
= "Not supported!";
179 if (board_is_odroidxu4())
182 return env_get("dfu_alt_system");
185 char *get_dfu_alt_boot(char *interface
, char *devstr
)
187 char *info
= "Not supported!";
192 if (board_is_odroidxu4())
195 dev_num
= simple_strtoul(devstr
, NULL
, 10);
197 mmc
= find_mmc_device(dev_num
);
205 alt_boot
= CONFIG_DFU_ALT_BOOT_SD
;
207 alt_boot
= CONFIG_DFU_ALT_BOOT_EMMC
;