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