upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/board/lg/sniper/sniper.c

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3.7 KiB

/*
* LG Optimus Black codename sniper board
*
* Copyright (C) 2015 Paul Kocialkowski <contact@paulk.fr>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <config.h>
#include <common.h>
#include <dm.h>
#include <linux/ctype.h>
#include <linux/usb/musb.h>
#include <asm/omap_musb.h>
#include <asm/arch/mmc_host_def.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/mem.h>
#include <asm/io.h>
#include <ns16550.h>
#include <twl4030.h>
#include "sniper.h"
DECLARE_GLOBAL_DATA_PTR;
const omap3_sysinfo sysinfo = {
.mtype = DDR_STACKED,
.board_string = "sniper",
.nand_string = "MMC"
};
static const struct ns16550_platdata serial_omap_platdata = {
.base = OMAP34XX_UART3,
.reg_shift = 2,
.clock = V_NS16550_CLK,
.fcr = UART_FCR_DEFVAL,
};
U_BOOT_DEVICE(sniper_serial) = {
.name = "ns16550_serial",
.platdata = &serial_omap_platdata
};
static struct musb_hdrc_config musb_config = {
.multipoint = 1,
.dyn_fifo = 1,
.num_eps = 16,
.ram_bits = 12
};
static struct omap_musb_board_data musb_board_data = {
.interface_type = MUSB_INTERFACE_ULPI,
};
static struct musb_hdrc_platform_data musb_platform_data = {
.mode = MUSB_PERIPHERAL,
.config = &musb_config,
.power = 100,
.platform_ops = &omap2430_ops,
.board_data = &musb_board_data,
};
void set_muxconf_regs(void)
{
MUX_SNIPER();
}
#ifdef CONFIG_SPL_BUILD
void get_board_mem_timings(struct board_sdrc_timings *timings)
{
timings->mcfg = HYNIX_V_MCFG_200(256 << 20);
timings->ctrla = HYNIX_V_ACTIMA_200;
timings->ctrlb = HYNIX_V_ACTIMB_200;
timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_200MHz;
timings->mr = MICRON_V_MR_165;
}
#endif
int board_init(void)
{
/* GPMC init */
gpmc_init();
/* MACH number */
gd->bd->bi_arch_number = 3000;
/* ATAGs location */
gd->bd->bi_boot_params = OMAP34XX_SDRC_CS0 + 0x100;
return 0;
}
int misc_init_r(void)
{
unsigned char keypad_matrix[64] = { 0 };
char reboot_mode[2] = { 0 };
unsigned char keys[3];
unsigned char data = 0;
int rc;
/* Power button reset init */
twl4030_power_reset_init();
/* Keypad */
twl4030_keypad_scan((unsigned char *)&keypad_matrix);
keys[0] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 0);
keys[1] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 1);
keys[2] = twl4030_keypad_key((unsigned char *)&keypad_matrix, 0, 2);
/* Reboot mode */
rc = omap_reboot_mode(reboot_mode, sizeof(reboot_mode));
if (keys[0])
reboot_mode[0] = 'r';
else if (keys[1])
reboot_mode[0] = 'b';
if (rc < 0 || reboot_mode[0] == 'o') {
/*
* When not rebooting, valid power on reasons are either the
* power button, charger plug or USB plug.
*/
data |= twl4030_input_power_button();
data |= twl4030_input_charger();
data |= twl4030_input_usb();
if (!data)
twl4030_power_off();
}
if (reboot_mode[0] > 0 && isascii(reboot_mode[0])) {
if (!getenv("reboot-mode"))
setenv("reboot-mode", (char *)reboot_mode);
}
omap_reboot_mode_clear();
/* Serial number */
omap_die_id_serial();
/* MUSB */
musb_register(&musb_platform_data, &musb_board_data, (void *)MUSB_BASE);
return 0;
}
u32 get_board_rev(void)
{
/* Sold devices are expected to be at least revision F. */
return 6;
}
void get_board_serial(struct tag_serialnr *serialnr)
{
omap_die_id_get_board_serial(serialnr);
}
void reset_misc(void)
{
char reboot_mode[2] = { 0 };
/*
* Valid resets must contain the reboot mode magic, but we must not
* override it when set previously (e.g. reboot to bootloader).
*/
omap_reboot_mode(reboot_mode, sizeof(reboot_mode));
omap_reboot_mode_store(reboot_mode);
}
int fb_set_reboot_flag(void)
{
return omap_reboot_mode_store("b");
}
int board_mmc_init(bd_t *bis)
{
return omap_mmc_init(1, 0, 0, -1, -1);
}
void board_mmc_power_init(void)
{
twl4030_power_mmc_init(1);
}