| /* |
| * (C) Copyright 2015 Rockchip Electronics Co., Ltd |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| |
| #include <common.h> |
| #include <debug_uart.h> |
| #include <asm/io.h> |
| #include <asm/arch/bootrom.h> |
| #include <asm/arch/grf_rk3036.h> |
| #include <asm/arch/hardware.h> |
| #include <asm/arch/sdram_rk3036.h> |
| #include <asm/arch/timer.h> |
| #include <asm/arch/uart.h> |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| |
| #define GRF_BASE 0x20008000 |
| |
| #define DEBUG_UART_BASE 0x20068000 |
| |
| void board_init_f(ulong dummy) |
| { |
| #ifdef EARLY_DEBUG |
| struct rk3036_grf * const grf = (void *)GRF_BASE; |
| /* |
| * NOTE: sd card and debug uart use same iomux in rk3036, |
| * so if you enable uart, |
| * you can not boot from sdcard |
| */ |
| rk_clrsetreg(&grf->gpio1c_iomux, |
| GPIO1C3_MASK << GPIO1C3_SHIFT | |
| GPIO1C2_MASK << GPIO1C2_SHIFT, |
| GPIO1C3_UART2_SOUT << GPIO1C3_SHIFT | |
| GPIO1C2_UART2_SIN << GPIO1C2_SHIFT); |
| debug_uart_init(); |
| #endif |
| rockchip_timer_init(); |
| sdram_init(); |
| |
| /* return to maskrom */ |
| back_to_bootrom(BROM_BOOT_NEXTSTAGE); |
| } |
| |
| /* Place Holders */ |
| void board_init_r(gd_t *id, ulong dest_addr) |
| { |
| /* |
| * Function attribute is no-return |
| * This Function never executes |
| */ |
| while (1) |
| ; |
| } |