mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-25 04:23:46 +00:00
dc2d27ae72
Since bb5930d5c9 ("exynos: video: Convert several boards to driver
model for video") there have been no callers of any of the exynos_lcd_*
family of functions. Remove these from the boards, and then remove
unused logo and related code as well.
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Minkyu Kang <mk7.kang@samsung.com>
305 lines
6.8 KiB
C
305 lines
6.8 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (c) 2013 Samsung Electronics Co., Ltd. All rights reserved.
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* Sanghee Kim <sh0130.kim@samsung.com>
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* Piotr Wilczek <p.wilczek@samsung.com>
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*/
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#include <common.h>
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#include <lcd.h>
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#include <log.h>
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#include <asm/gpio.h>
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#include <asm/arch/pinmux.h>
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#include <asm/arch/power.h>
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#include <asm/arch/mipi_dsim.h>
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#include <linux/delay.h>
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#include <power/pmic.h>
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#include <power/max77686_pmic.h>
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#include <power/battery.h>
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#include <power/max77693_pmic.h>
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#include <power/max77693_muic.h>
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#include <power/max77693_fg.h>
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#include <libtizen.h>
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#include <errno.h>
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#include <usb.h>
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#include <usb/dwc2_udc.h>
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#include <usb_mass_storage.h>
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static unsigned int board_rev = -1;
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static inline u32 get_model_rev(void);
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static void check_hw_revision(void)
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{
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int modelrev = 0;
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char str[12];
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int i;
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/*
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* GPM1[1:0]: MODEL_REV[1:0]
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* Don't set as pull-none for these N/C pin.
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* TRM say that it may cause unexcepted state and leakage current.
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* and pull-none is only for output function.
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*/
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for (i = 0; i < 2; i++) {
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int pin = i + EXYNOS4X12_GPIO_M10;
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sprintf(str, "model_rev%d", i);
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gpio_request(pin, str);
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gpio_cfg_pin(pin, S5P_GPIO_INPUT);
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}
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/* GPM1[5:2]: HW_REV[3:0] */
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for (i = 0; i < 4; i++) {
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int pin = i + EXYNOS4X12_GPIO_M12;
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sprintf(str, "hw_rev%d", i);
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gpio_request(pin, str);
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gpio_cfg_pin(pin, S5P_GPIO_INPUT);
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gpio_set_pull(pin, S5P_GPIO_PULL_NONE);
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}
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/* GPM1[1:0]: MODEL_REV[1:0] */
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for (i = 0; i < 2; i++)
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modelrev |= (gpio_get_value(EXYNOS4X12_GPIO_M10 + i) << i);
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/* board_rev[15:8] = model */
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board_rev = modelrev << 8;
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}
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#ifdef CONFIG_REVISION_TAG
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u32 get_board_rev(void)
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{
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return board_rev;
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}
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#endif
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static inline u32 get_model_rev(void)
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{
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return (board_rev >> 8) & 0xff;
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}
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static void board_external_gpio_init(void)
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{
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/*
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* some pins which in alive block are connected with external pull-up
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* but it's default setting is pull-down.
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* if that pin set as input then that floated
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*/
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gpio_set_pull(EXYNOS4X12_GPIO_X02, S5P_GPIO_PULL_NONE); /* PS_ALS_INT */
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gpio_set_pull(EXYNOS4X12_GPIO_X04, S5P_GPIO_PULL_NONE); /* TSP_nINT */
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gpio_set_pull(EXYNOS4X12_GPIO_X07, S5P_GPIO_PULL_NONE); /* AP_PMIC_IRQ*/
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gpio_set_pull(EXYNOS4X12_GPIO_X15, S5P_GPIO_PULL_NONE); /* IF_PMIC_IRQ*/
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gpio_set_pull(EXYNOS4X12_GPIO_X20, S5P_GPIO_PULL_NONE); /* VOL_UP */
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gpio_set_pull(EXYNOS4X12_GPIO_X21, S5P_GPIO_PULL_NONE); /* VOL_DOWN */
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gpio_set_pull(EXYNOS4X12_GPIO_X23, S5P_GPIO_PULL_NONE); /* FUEL_ALERT */
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gpio_set_pull(EXYNOS4X12_GPIO_X24, S5P_GPIO_PULL_NONE); /* ADC_INT */
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gpio_set_pull(EXYNOS4X12_GPIO_X27, S5P_GPIO_PULL_NONE); /* nPOWER */
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gpio_set_pull(EXYNOS4X12_GPIO_X30, S5P_GPIO_PULL_NONE); /* WPC_INT */
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gpio_set_pull(EXYNOS4X12_GPIO_X35, S5P_GPIO_PULL_NONE); /* OK_KEY */
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gpio_set_pull(EXYNOS4X12_GPIO_X37, S5P_GPIO_PULL_NONE); /* HDMI_HPD */
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}
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int exynos_early_init_f(void)
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{
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board_external_gpio_init();
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return 0;
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}
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int exynos_init(void)
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{
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struct exynos4_power *pwr =
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(struct exynos4_power *)samsung_get_base_power();
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check_hw_revision();
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printf("HW Revision:\t0x%04x\n", board_rev);
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/*
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* First bootloader on the TRATS2 platform uses
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* INFORM4 and INFORM5 registers for recovery
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*
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* To indicate correct boot chain - those two
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* registers must be cleared out
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*/
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writel(0, &pwr->inform4);
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writel(0, &pwr->inform5);
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return 0;
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}
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int exynos_power_init(void)
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{
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#if !CONFIG_IS_ENABLED(DM_I2C) /* TODO(maintainer): Convert to driver model */
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int chrg;
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struct power_battery *pb;
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struct pmic *p_chrg, *p_muic, *p_fg, *p_bat;
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pmic_init_max77693(I2C_10); /* I2C adapter 10 - bus name soft1 */
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power_muic_init(I2C_10); /* I2C adapter 10 - bus name soft1 */
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power_fg_init(I2C_9); /* I2C adapter 9 - bus name soft0 */
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power_bat_init(0);
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p_chrg = pmic_get("MAX77693_PMIC");
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if (!p_chrg) {
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puts("MAX77693_PMIC: Not found\n");
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return -ENODEV;
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}
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p_muic = pmic_get("MAX77693_MUIC");
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if (!p_muic) {
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puts("MAX77693_MUIC: Not found\n");
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return -ENODEV;
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}
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p_fg = pmic_get("MAX77693_FG");
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if (!p_fg) {
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puts("MAX17042_FG: Not found\n");
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return -ENODEV;
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}
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if (p_chrg->chrg->chrg_bat_present(p_chrg) == 0)
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puts("No battery detected\n");
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p_bat = pmic_get("BAT_TRATS2");
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if (!p_bat) {
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puts("BAT_TRATS2: Not found\n");
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return -ENODEV;
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}
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p_fg->parent = p_bat;
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p_chrg->parent = p_bat;
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p_muic->parent = p_bat;
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p_bat->pbat->battery_init(p_bat, p_fg, p_chrg, p_muic);
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pb = p_bat->pbat;
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chrg = p_muic->chrg->chrg_type(p_muic);
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debug("CHARGER TYPE: %d\n", chrg);
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if (!p_chrg->chrg->chrg_bat_present(p_chrg)) {
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puts("No battery detected\n");
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return 0;
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}
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p_fg->fg->fg_battery_check(p_fg, p_bat);
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if (pb->bat->state == CHARGE && chrg == CHARGER_USB)
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puts("CHARGE Battery !\n");
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#endif
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return 0;
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}
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#ifdef CONFIG_USB_GADGET
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static int s5pc210_phy_control(int on)
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{
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#if !CONFIG_IS_ENABLED(DM_I2C) /* TODO(maintainer): Convert to driver model */
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int ret = 0;
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unsigned int val;
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struct pmic *p, *p_pmic, *p_muic;
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p_pmic = pmic_get("MAX77686_PMIC");
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if (!p_pmic)
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return -ENODEV;
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if (pmic_probe(p_pmic))
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return -1;
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p_muic = pmic_get("MAX77693_MUIC");
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if (!p_muic)
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return -ENODEV;
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if (pmic_probe(p_muic))
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return -1;
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if (on) {
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ret = max77686_set_ldo_mode(p_pmic, 12, OPMODE_ON);
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if (ret)
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return -1;
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p = pmic_get("MAX77693_PMIC");
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if (!p)
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return -ENODEV;
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if (pmic_probe(p))
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return -1;
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/* SAFEOUT */
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ret = pmic_reg_read(p, MAX77693_SAFEOUT, &val);
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if (ret)
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return -1;
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val |= MAX77693_ENSAFEOUT1;
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ret = pmic_reg_write(p, MAX77693_SAFEOUT, val);
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if (ret)
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return -1;
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/* PATH: USB */
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ret = pmic_reg_write(p_muic, MAX77693_MUIC_CONTROL1,
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MAX77693_MUIC_CTRL1_DN1DP2);
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} else {
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ret = max77686_set_ldo_mode(p_pmic, 12, OPMODE_LPM);
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if (ret)
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return -1;
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/* PATH: UART */
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ret = pmic_reg_write(p_muic, MAX77693_MUIC_CONTROL1,
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MAX77693_MUIC_CTRL1_UT1UR2);
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}
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if (ret)
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return -1;
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#endif
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return 0;
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}
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struct dwc2_plat_otg_data s5pc210_otg_data = {
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.phy_control = s5pc210_phy_control,
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.regs_phy = EXYNOS4X12_USBPHY_BASE,
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.regs_otg = EXYNOS4X12_USBOTG_BASE,
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.usb_phy_ctrl = EXYNOS4X12_USBPHY_CONTROL,
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.usb_flags = PHY0_SLEEP,
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};
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int board_usb_init(int index, enum usb_init_type init)
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{
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debug("USB_udc_probe\n");
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return dwc2_udc_probe(&s5pc210_otg_data);
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}
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int g_dnl_board_usb_cable_connected(void)
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{
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#if !CONFIG_IS_ENABLED(DM_I2C) /* TODO(maintainer): Convert to driver model */
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struct pmic *muic = pmic_get("MAX77693_MUIC");
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if (!muic)
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return 0;
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return !!muic->chrg->chrg_type(muic);
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#else
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return false;
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#endif
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}
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#endif
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/*
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* LCD
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*/
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#ifdef CONFIG_LCD
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int mipi_power(void)
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{
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#if !CONFIG_IS_ENABLED(DM_I2C) /* TODO(maintainer): Convert to driver model */
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struct pmic *p = pmic_get("MAX77686_PMIC");
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/* LDO8 VMIPI_1.0V_AP */
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max77686_set_ldo_mode(p, 8, OPMODE_ON);
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/* LDO10 VMIPI_1.8V_AP */
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max77686_set_ldo_mode(p, 10, OPMODE_ON);
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#endif
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return 0;
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}
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#endif /* LCD */
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