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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2016 Freescale Semiconductor, Inc.
*/
#include <fdt_support.h>
#include <init.h>
#include <asm/global_data.h>
#include <asm/io.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/mx7ulp-pins.h>
#include <asm/arch/iomux.h>
#include <asm/mach-imx/boot_mode.h>
DECLARE_GLOBAL_DATA_PTR;
#define UART_PAD_CTRL (PAD_CTL_PUS_UP)
int dram_init(void)
{
gd->ram_size = imx_ddr_size();
return 0;
}
static iomux_cfg_t const lpuart4_pads[] = {
MX7ULP_PAD_PTC3__LPUART4_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
MX7ULP_PAD_PTC2__LPUART4_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
};
static void setup_iomux_uart(void)
{
mx7ulp_iomux_setup_multiple_pads(lpuart4_pads,
ARRAY_SIZE(lpuart4_pads));
}
int board_early_init_f(void)
{
setup_iomux_uart();
return 0;
}
int board_init(void)
{
/* address of boot parameters */
gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
return 0;
}
#if IS_ENABLED(CONFIG_OF_BOARD_SETUP)
int ft_board_setup(void *blob, struct bd_info *bd)
{
const char *path;
int rc, nodeoff;
if (get_boot_device() == USB_BOOT) {
path = fdt_get_alias(blob, "mmc0");
if (!path) {
puts("Not found mmc0\n");
return 0;
}
nodeoff = fdt_path_offset(blob, path);
if (nodeoff < 0)
return 0;
printf("Found usdhc0 node\n");
if (fdt_get_property(blob, nodeoff, "vqmmc-supply",
NULL) != NULL) {
rc = fdt_delprop(blob, nodeoff, "vqmmc-supply");
if (!rc) {
puts("Removed vqmmc-supply property\n");
add:
rc = fdt_setprop(blob, nodeoff,
"no-1-8-v", NULL, 0);
if (rc == -FDT_ERR_NOSPACE) {
rc = fdt_increase_size(blob, 32);
if (!rc)
goto add;
} else if (rc) {
printf("Failed to add no-1-8-v property, %d\n", rc);
} else {
puts("Added no-1-8-v property\n");
}
} else {
printf("Failed to remove vqmmc-supply property, %d\n", rc);
}
}
}
return 0;
}
#endif
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