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 <linux/ctype.h>
  15#include <linux/usb/musb.h>
  16#include <asm/omap_musb.h>
  17#include <asm/arch/mmc_host_def.h>
  18#include <asm/arch/sys_proto.h>
  19#include <asm/arch/mem.h>
  20#include <asm/io.h>
  21#include <ns16550.h>
  22#include <twl4030.h>
  23#include "sniper.h"
  24
  25DECLARE_GLOBAL_DATA_PTR;
  26
  27const omap3_sysinfo sysinfo = {
  28        .mtype = DDR_STACKED,
  29        .board_string = "sniper",
  30        .nand_string = "MMC"
  31};
  32
  33static const struct ns16550_platdata serial_omap_platdata = {
  34        .base = OMAP34XX_UART3,
  35        .reg_shift = 2,
  36        .clock = V_NS16550_CLK,
  37        .fcr = UART_FCR_DEFVAL,
  38};
  39
  40U_BOOT_DEVICE(sniper_serial) = {
  41        .name = "ns16550_serial",
  42        .platdata = &serial_omap_platdata
  43};
  44
  45static struct musb_hdrc_config musb_config = {
  46        .multipoint = 1,
  47        .dyn_fifo = 1,
  48        .num_eps = 16,
  49        .ram_bits = 12
  50};
  51
  52static struct omap_musb_board_data musb_board_data = {
  53        .interface_type = MUSB_INTERFACE_ULPI,
  54};
  55
  56static struct musb_hdrc_platform_data musb_platform_data = {
  57        .mode = MUSB_PERIPHERAL,
  58        .config = &musb_config,
  59        .power = 100,
  60        .platform_ops = &omap2430_ops,
  61        .board_data = &musb_board_data,
  62};
  63
  64void set_muxconf_regs(void)
  65{
  66        MUX_SNIPER();
  67}
  68
  69#ifdef CONFIG_SPL_BUILD
  70void get_board_mem_timings(struct board_sdrc_timings *timings)
  71{
  72        timings->mcfg = HYNIX_V_MCFG_200(256 << 20);
  73        timings->ctrla = HYNIX_V_ACTIMA_200;
  74        timings->ctrlb = HYNIX_V_ACTIMB_200;
  75        timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz;
  76        timings->mr = MICRON_V_MR_165;
  77}
  78#endif
  79
  80int board_init(void)
  81{
  82        /* GPMC init */
  83        gpmc_init();
  84
  85        /* MACH number */
  86        gd->bd->bi_arch_number = 3000;
  87
  88        /* ATAGs location */
  89        gd->bd->bi_boot_params = OMAP34XX_SDRC_CS0 + 0x100;
  90
  91        return 0;
  92}
  93
  94int misc_init_r(void)
  95{
  96        unsigned char keypad_matrix[64] = { 0 };
  97        char reboot_mode[2] = { 0 };
  98        unsigned char keys[3];
  99        unsigned char data = 0;
 100        int rc;
 101
 102        /* Power button reset init */
 103
 104        twl4030_power_reset_init();
 105
 106        /* Keypad */
 107
 108        twl4030_keypad_scan((unsigned char *)&keypad_matrix);
 109
 110        keys[0] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 0);
 111        keys[1] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 1);
 112        keys[2] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 2);
 113
 114        /* Reboot mode */
 115
 116        rc = omap_reboot_mode(reboot_mode, sizeof(reboot_mode));
 117
 118        if (keys[0])
 119                reboot_mode[0] = 'r';
 120        else if (keys[1])
 121                reboot_mode[0] = 'b';
 122
 123        if (rc < 0 || reboot_mode[0] == 'o') {
 124                /*
 125                 * When not rebooting, valid power on reasons are either the
 126                 * power button, charger plug or USB plug.
 127                 */
 128
 129                data |= twl4030_input_power_button();
 130                data |= twl4030_input_charger();
 131                data |= twl4030_input_usb();
 132
 133                if (!data)
 134                        twl4030_power_off();
 135        }
 136
 137        if (reboot_mode[0] > 0 && isascii(reboot_mode[0])) {
 138                if (!env_get("reboot-mode"))
 139                        env_set("reboot-mode", (char *)reboot_mode);
 140        }
 141
 142        omap_reboot_mode_clear();
 143
 144        /* Serial number */
 145
 146        omap_die_id_serial();
 147
 148        /* MUSB */
 149
 150        musb_register(&musb_platform_data, &musb_board_data, (void *)MUSB_BASE);
 151
 152        return 0;
 153}
 154
 155u32 get_board_rev(void)
 156{
 157        /* Sold devices are expected to be at least revision F. */
 158        return 6;
 159}
 160
 161void get_board_serial(struct tag_serialnr *serialnr)
 162{
 163        omap_die_id_get_board_serial(serialnr);
 164}
 165
 166void reset_misc(void)
 167{
 168        char reboot_mode[2] = { 0 };
 169
 170        /*
 171         * Valid resets must contain the reboot mode magic, but we must not
 172         * override it when set previously (e.g. reboot to bootloader).
 173         */
 174
 175        omap_reboot_mode(reboot_mode, sizeof(reboot_mode));
 176        omap_reboot_mode_store(reboot_mode);
 177}
 178
 179int fastboot_set_reboot_flag(enum fastboot_reboot_reason reason)
 180{
 181        if (reason != FASTBOOT_REBOOT_REASON_BOOTLOADER)
 182                return -ENOTSUPP;
 183
 184        return omap_reboot_mode_store("b");
 185}
 186
 187int board_mmc_init(struct bd_info *bis)
 188{
 189        return omap_mmc_init(1, 0, 0, -1, -1);
 190}
 191
 192void board_mmc_power_init(void)
 193{
 194        twl4030_power_mmc_init(1);
 195}
 196