// SPDX-License-Identifier: GPL-2.0+ | |
#include <common.h> | |
#include <asm/global_data.h> | |
#include <asm/io.h> | |
#include "sl28.h" | |
DECLARE_GLOBAL_DATA_PTR; | |
u32 get_lpuart_clk(void) | |
{ | |
return gd->bus_clk / CONFIG_SYS_FSL_LPUART_CLK_DIV; | |
} | |
enum boot_source sl28_boot_source(void) | |
{ | |
u32 rcw_src = in_le32(DCFG_BASE + DCFG_PORSR1) & DCFG_PORSR1_RCW_SRC; | |
switch (rcw_src) { | |
case DCFG_PORSR1_RCW_SRC_SDHC1: | |
return BOOT_SOURCE_SDHC; | |
case DCFG_PORSR1_RCW_SRC_SDHC2: | |
return BOOT_SOURCE_MMC; | |
case DCFG_PORSR1_RCW_SRC_I2C: | |
return BOOT_SOURCE_I2C; | |
case DCFG_PORSR1_RCW_SRC_FSPI_NOR: | |
return BOOT_SOURCE_SPI; | |
default: | |
debug("unknown bootsource (%08x)\n", rcw_src); | |
return BOOT_SOURCE_UNKNOWN; | |
} | |
} |