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Commit | Line | Data |
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be1d5e03 | 1 | /* |
2 | * (C) Copyright 2015 Rockchip Electronics Co., Ltd | |
3 | * | |
4 | * SPDX-License-Identifier: GPL-2.0+ | |
5 | */ | |
6 | ||
7 | #include <common.h> | |
9b205198 | 8 | #include <debug_uart.h> |
be1d5e03 | 9 | #include <asm/io.h> |
10 | #include <asm/arch/grf_rk3036.h> | |
11 | #include <asm/arch/hardware.h> | |
12 | #include <asm/arch/sdram_rk3036.h> | |
13 | #include <asm/arch/timer.h> | |
14 | #include <asm/arch/uart.h> | |
15 | ||
16 | DECLARE_GLOBAL_DATA_PTR; | |
17 | ||
18 | #define GRF_BASE 0x20008000 | |
19 | static struct rk3036_grf * const grf = (void *)GRF_BASE; | |
20 | ||
21 | #define DEBUG_UART_BASE 0x20068000 | |
22 | ||
23 | extern void back_to_bootrom(void); | |
24 | ||
25 | void board_init_f(ulong dummy) | |
26 | { | |
27 | #ifdef EARLY_DEBUG | |
28 | /* | |
29 | * NOTE: sd card and debug uart use same iomux in rk3036, | |
30 | * so if you enable uart, | |
31 | * you can not boot from sdcard | |
32 | */ | |
33 | rk_clrsetreg(&grf->gpio1c_iomux, | |
34 | GPIO1C3_MASK << GPIO1C3_SHIFT | | |
35 | GPIO1C2_MASK << GPIO1C2_SHIFT, | |
36 | GPIO1C3_UART2_SOUT << GPIO1C3_SHIFT | | |
37 | GPIO1C2_UART2_SIN << GPIO1C2_SHIFT); | |
9b205198 | 38 | debug_uart_init(); |
be1d5e03 | 39 | #endif |
40 | rockchip_timer_init(); | |
41 | sdram_init(); | |
42 | ||
43 | /* return to maskrom */ | |
44 | back_to_bootrom(); | |
45 | } | |
46 | ||
47 | /* Place Holders */ | |
48 | void board_init_r(gd_t *id, ulong dest_addr) | |
49 | { | |
50 | /* | |
51 | * Function attribute is no-return | |
52 | * This Function never executes | |
53 | */ | |
54 | while (1) | |
55 | ; | |
56 | } | |
9b205198 SG |
57 | |
58 | void hang(void) | |
59 | { | |
60 | while (1) | |
61 | ; | |
62 | } |