LXR uboot/board/lg/sniper/sniper.c

   1// SPDX-License-Identifier: GPL-2.0+
   2/*
   3 * LG Optimus Black codename sniper board
   4 *
   5 * Copyright (C) 2015 Paul Kocialkowski <contact@paulk.fr>
   6 */
   7
   8#include <config.h>
   9#include <common.h>
  10#include <dm.h>
  11#include <env.h>
  12#include <fastboot.h>
  13#include <init.h>
  14#include <asm/global_data.h>
  15#include <linux/ctype.h>
  16#include <linux/usb/musb.h>
  17#include <asm/omap_musb.h>
  18#include <asm/arch/mmc_host_def.h>
  19#include <asm/arch/sys_proto.h>
  20#include <asm/arch/mem.h>
  21#include <asm/io.h>
  22#include <ns16550.h>
  23#include <twl4030.h>
  24#include "sniper.h"
  25
  26DECLARE_GLOBAL_DATA_PTR;
  27
  28const omap3_sysinfo sysinfo = {
  29        .mtype = DDR_STACKED,
  30        .board_string = "sniper",
  31        .nand_string = "MMC"
  32};
  33
  34static const struct ns16550_plat serial_omap_plat = {
  35        .base = OMAP34XX_UART3,
  36        .reg_shift = 2,
  37        .clock = V_NS16550_CLK,
  38        .fcr = UART_FCR_DEFVAL,
  39};
  40
  41U_BOOT_DRVINFO(sniper_serial) = {
  42        .name = "ns16550_serial",
  43        .plat = &serial_omap_plat
  44};
  45
  46#if defined(CONFIG_USB_MUSB_HOST) || defined(CONFIG_USB_MUSB_GADGET)
  47static struct musb_hdrc_config musb_config = {
  48        .multipoint = 1,
  49        .dyn_fifo = 1,
  50        .num_eps = 16,
  51        .ram_bits = 12
  52};
  53
  54static struct omap_musb_board_data musb_board_data = {
  55        .interface_type = MUSB_INTERFACE_ULPI,
  56};
  57
  58static struct musb_hdrc_platform_data musb_platform_data = {
  59        .mode = MUSB_PERIPHERAL,
  60        .config = &musb_config,
  61        .power = 100,
  62        .platform_ops = &omap2430_ops,
  63        .board_data = &musb_board_data,
  64};
  65#endif
  66
  67void set_muxconf_regs(void)
  68{
  69        MUX_SNIPER();
  70}
  71
  72#ifdef CONFIG_SPL_BUILD
  73void get_board_mem_timings(struct board_sdrc_timings *timings)
  74{
  75        timings->mcfg = HYNIX_V_MCFG_200(256 << 20);
  76        timings->ctrla = HYNIX_V_ACTIMA_200;
  77        timings->ctrlb = HYNIX_V_ACTIMB_200;
  78        timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz;
  79        timings->mr = MICRON_V_MR_165;
  80}
  81#endif
  82
  83int board_init(void)
  84{
  85        /* GPMC init */
  86        gpmc_init();
  87
  88        /* MACH number */
  89        gd->bd->bi_arch_number = 3000;
  90
  91        /* ATAGs location */
  92        gd->bd->bi_boot_params = OMAP34XX_SDRC_CS0 + 0x100;
  93
  94        return 0;
  95}
  96
  97int misc_init_r(void)
  98{
  99        unsigned char keypad_matrix[64] = { 0 };
 100        char reboot_mode[2] = { 0 };
 101        unsigned char keys[3];
 102        unsigned char data = 0;
 103        int rc;
 104
 105        /* Power button reset init */
 106
 107        twl4030_power_reset_init();
 108
 109        /* Keypad */
 110
 111        twl4030_keypad_scan((unsigned char *)&keypad_matrix);
 112
 113        keys[0] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 0);
 114        keys[1] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 1);
 115        keys[2] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 2);
 116
 117        /* Reboot mode */
 118
 119        rc = omap_reboot_mode(reboot_mode, sizeof(reboot_mode));
 120
 121        if (keys[0])
 122                reboot_mode[0] = 'r';
 123        else if (keys[1])
 124                reboot_mode[0] = 'b';
 125
 126        if (rc < 0 || reboot_mode[0] == 'o') {
 127                /*
 128                 * When not rebooting, valid power on reasons are either the
 129                 * power button, charger plug or USB plug.
 130                 */
 131
 132                data |= twl4030_input_power_button();
 133                data |= twl4030_input_charger();
 134                data |= twl4030_input_usb();
 135
 136                if (!data)
 137                        twl4030_power_off();
 138        }
 139
 140        if (reboot_mode[0] > 0 && isascii(reboot_mode[0])) {
 141                if (!env_get("reboot-mode"))
 142                        env_set("reboot-mode", (char *)reboot_mode);
 143        }
 144
 145        omap_reboot_mode_clear();
 146
 147        /* Serial number */
 148
 149        omap_die_id_serial();
 150
 151        /* MUSB */
 152#if defined(CONFIG_USB_MUSB_HOST) || defined(CONFIG_USB_MUSB_GADGET)
 153        musb_register(&musb_platform_data, &musb_board_data, (void *)MUSB_BASE);
 154#endif
 155
 156        return 0;
 157}
 158
 159#ifdef CONFIG_REVISION_TAG
 160u32 get_board_rev(void)
 161{
 162        /* Sold devices are expected to be at least revision F. */
 163        return 6;
 164}
 165#endif
 166
 167void get_board_serial(struct tag_serialnr *serialnr)
 168{
 169        omap_die_id_get_board_serial(serialnr);
 170}
 171
 172void reset_misc(void)
 173{
 174        char reboot_mode[2] = { 0 };
 175
 176        /*
 177         * Valid resets must contain the reboot mode magic, but we must not
 178         * override it when set previously (e.g. reboot to bootloader).
 179         */
 180
 181        omap_reboot_mode(reboot_mode, sizeof(reboot_mode));
 182        omap_reboot_mode_store(reboot_mode);
 183}
 184
 185int fastboot_set_reboot_flag(enum fastboot_reboot_reason reason)
 186{
 187        if (reason != FASTBOOT_REBOOT_REASON_BOOTLOADER)
 188                return -ENOTSUPP;
 189
 190        return omap_reboot_mode_store("b");
 191}
 192
 193int board_mmc_init(struct bd_info *bis)
 194{
 195        return omap_mmc_init(1, 0, 0, -1, -1);
 196}
 197
 198void board_mmc_power_init(void)
 199{
 200        twl4030_power_mmc_init(1);
 201}
 202