blob: 622e046dc0a754444aea5441b52a20e33e059162 [file] [log] [blame]
Heiko Stübner0b3c26a2017-02-18 19:46:38 +01001/*
2 * (C) Copyright 2015 Google, Inc
3 *
4 * SPDX-License-Identifier: GPL-2.0+
5 */
6
7#include <common.h>
8#include <clk.h>
9#include <dm.h>
10#include <ram.h>
11#include <syscon.h>
12#include <asm/io.h>
13#include <asm/arch/clock.h>
Heiko Stübner015f69a2017-04-06 00:19:36 +020014#include <asm/arch/grf_rk3188.h>
Heiko Stübner0b3c26a2017-02-18 19:46:38 +010015#include <asm/arch/periph.h>
16#include <asm/arch/pmu_rk3288.h>
17#include <asm/arch/boot_mode.h>
18#include <asm/gpio.h>
19#include <dm/pinctrl.h>
20
21DECLARE_GLOBAL_DATA_PTR;
22
Heiko Stübner015f69a2017-04-06 00:19:36 +020023int board_late_init(void)
24{
25 struct rk3188_grf *grf;
26
27 grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
28 if (IS_ERR(grf)) {
29 error("grf syscon returned %ld\n", PTR_ERR(grf));
30 } else {
31 /* enable noc remap to mimic legacy loaders */
32 rk_clrsetreg(&grf->soc_con0,
33 NOC_REMAP_MASK << NOC_REMAP_SHIFT,
34 NOC_REMAP_MASK << NOC_REMAP_SHIFT);
35 }
36
37 return 0;
38}
39
Heiko Stübner0b3c26a2017-02-18 19:46:38 +010040int board_init(void)
41{
Philipp Tomsich798370f2017-06-29 11:21:15 +020042#if CONFIG_IS_ENABLED(ROCKCHIP_BACK_TO_BROM)
Heiko Stübner0b3c26a2017-02-18 19:46:38 +010043 struct udevice *pinctrl;
44 int ret;
45
46 /*
47 * We need to implement sdcard iomux here for the further
48 * initialization, otherwise, it'll hit sdcard command sending
49 * timeout exception.
50 */
51 ret = uclass_get_device(UCLASS_PINCTRL, 0, &pinctrl);
52 if (ret) {
53 debug("%s: Cannot find pinctrl device\n", __func__);
54 goto err;
55 }
56 ret = pinctrl_request_noflags(pinctrl, PERIPH_ID_SDCARD);
57 if (ret) {
58 debug("%s: Failed to set up SD card\n", __func__);
59 goto err;
60 }
61
62 return 0;
63err:
64 printf("board_init: Error %d\n", ret);
65
66 /* No way to report error here */
67 hang();
68
69 return -1;
70#else
71 return 0;
72#endif
73}
74
Heiko Stübner0b3c26a2017-02-18 19:46:38 +010075#ifndef CONFIG_SYS_DCACHE_OFF
76void enable_caches(void)
77{
78 /* Enable D-cache. I-cache is already enabled in start.S */
79 dcache_enable();
80}
81#endif