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

   1/*
   2 * LG Optimus Black codename sniper board
   3 *
   4 * Copyright (C) 2015 Paul Kocialkowski <contact@paulk.fr>
   5 *
   6 * SPDX-License-Identifier:     GPL-2.0+
   7 */
   8
   9#include <config.h>
  10#include <common.h>
  11#include <dm.h>
  12#include <linux/ctype.h>
  13#include <linux/usb/musb.h>
  14#include <asm/omap_musb.h>
  15#include <asm/arch/mmc_host_def.h>
  16#include <asm/arch/sys_proto.h>
  17#include <asm/arch/mem.h>
  18#include <asm/io.h>
  19#include <ns16550.h>
  20#include <twl4030.h>
  21#include "sniper.h"
  22
  23DECLARE_GLOBAL_DATA_PTR;
  24
  25const omap3_sysinfo sysinfo = {
  26        .mtype = DDR_STACKED,
  27        .board_string = "sniper",
  28        .nand_string = "MMC"
  29};
  30
  31static const struct ns16550_platdata serial_omap_platdata = {
  32        .base = OMAP34XX_UART3,
  33        .reg_shift = 2,
  34        .clock = V_NS16550_CLK
  35};
  36
  37U_BOOT_DEVICE(sniper_serial) = {
  38        .name = "ns16550_serial",
  39        .platdata = &serial_omap_platdata
  40};
  41
  42static struct musb_hdrc_config musb_config = {
  43        .multipoint = 1,
  44        .dyn_fifo = 1,
  45        .num_eps = 16,
  46        .ram_bits = 12
  47};
  48
  49static struct omap_musb_board_data musb_board_data = {
  50        .interface_type = MUSB_INTERFACE_ULPI,
  51};
  52
  53static struct musb_hdrc_platform_data musb_platform_data = {
  54        .mode = MUSB_PERIPHERAL,
  55        .config = &musb_config,
  56        .power = 100,
  57        .platform_ops = &omap2430_ops,
  58        .board_data = &musb_board_data,
  59};
  60
  61void set_muxconf_regs(void)
  62{
  63        MUX_SNIPER();
  64}
  65
  66#ifdef CONFIG_SPL_BUILD
  67void get_board_mem_timings(struct board_sdrc_timings *timings)
  68{
  69        timings->mcfg = HYNIX_V_MCFG_200(256 << 20);
  70        timings->ctrla = HYNIX_V_ACTIMA_200;
  71        timings->ctrlb = HYNIX_V_ACTIMB_200;
  72        timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz;
  73        timings->mr = MICRON_V_MR_165;
  74}
  75#endif
  76
  77int board_init(void)
  78{
  79        /* GPMC init */
  80        gpmc_init();
  81
  82        /* MACH number */
  83        gd->bd->bi_arch_number = 3000;
  84
  85        /* ATAGs location */
  86        gd->bd->bi_boot_params = OMAP34XX_SDRC_CS0 + 0x100;
  87
  88        return 0;
  89}
  90
  91int misc_init_r(void)
  92{
  93        unsigned char keypad_matrix[64] = { 0 };
  94        char reboot_mode[2] = { 0 };
  95        unsigned char keys[3];
  96        unsigned char data = 0;
  97        int rc;
  98
  99        /* Power button reset init */
 100
 101        twl4030_power_reset_init();
 102
 103        /* Keypad */
 104
 105        twl4030_keypad_scan((unsigned char *)&keypad_matrix);
 106
 107        keys[0] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 0);
 108        keys[1] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 1);
 109        keys[2] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 2);
 110
 111        /* Reboot mode */
 112
 113        rc = omap_reboot_mode(reboot_mode, sizeof(reboot_mode));
 114
 115        if (keys[0])
 116                reboot_mode[0] = 'r';
 117        else if (keys[1])
 118                reboot_mode[0] = 'b';
 119
 120        if (rc < 0 || reboot_mode[0] == 'o') {
 121                /*
 122                 * When not rebooting, valid power on reasons are either the
 123                 * power button, charger plug or USB plug.
 124                 */
 125
 126                data |= twl4030_input_power_button();
 127                data |= twl4030_input_charger();
 128                data |= twl4030_input_usb();
 129
 130                if (!data)
 131                        twl4030_power_off();
 132        }
 133
 134        if (reboot_mode[0] > 0 && isascii(reboot_mode[0])) {
 135                if (!getenv("reboot-mode"))
 136                        setenv("reboot-mode", (char *)reboot_mode);
 137        }
 138
 139        omap_reboot_mode_clear();
 140
 141        /* Serial number */
 142
 143        omap_die_id_serial();
 144
 145        /* MUSB */
 146
 147        musb_register(&musb_platform_data, &musb_board_data, (void *)MUSB_BASE);
 148
 149        return 0;
 150}
 151
 152u32 get_board_rev(void)
 153{
 154        /* Sold devices are expected to be at least revision F. */
 155        return 6;
 156}
 157
 158void get_board_serial(struct tag_serialnr *serialnr)
 159{
 160        omap_die_id_get_board_serial(serialnr);
 161}
 162
 163void reset_misc(void)
 164{
 165        char reboot_mode[2] = { 0 };
 166
 167        /*
 168         * Valid resets must contain the reboot mode magic, but we must not
 169         * override it when set previously (e.g. reboot to bootloader).
 170         */
 171
 172        omap_reboot_mode(reboot_mode, sizeof(reboot_mode));
 173        omap_reboot_mode_store(reboot_mode);
 174}
 175
 176int fb_set_reboot_flag(void)
 177{
 178        return omap_reboot_mode_store("b");
 179}
 180
 181#ifndef CONFIG_SPL_BUILD
 182int board_mmc_init(bd_t *bis)
 183{
 184        return omap_mmc_init(1, 0, 0, -1, -1);
 185}
 186#endif
 187
 188void board_mmc_power_init(void)
 189{
 190        twl4030_power_mmc_init(1);
 191}
 192