85 lines
1.6 KiB
C
85 lines
1.6 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2015 Google, Inc
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*/
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#include <common.h>
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#include <clk.h>
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#include <dm.h>
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#include <ram.h>
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#include <syscon.h>
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#include <asm/gpio.h>
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#include <asm/io.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/grf_rk3188.h>
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#include <asm/arch/periph.h>
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#include <asm/arch/pmu_rk3288.h>
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#include <asm/arch/boot_mode.h>
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#include <dm/pinctrl.h>
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__weak int rk_board_late_init(void)
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{
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return 0;
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}
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int board_late_init(void)
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{
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struct rk3188_grf *grf;
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setup_boot_mode();
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grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
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if (IS_ERR(grf)) {
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pr_err("grf syscon returned %ld\n", PTR_ERR(grf));
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} else {
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/* enable noc remap to mimic legacy loaders */
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rk_clrsetreg(&grf->soc_con0,
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NOC_REMAP_MASK << NOC_REMAP_SHIFT,
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NOC_REMAP_MASK << NOC_REMAP_SHIFT);
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}
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return rk_board_late_init();
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}
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int board_init(void)
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{
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#if CONFIG_IS_ENABLED(ROCKCHIP_BACK_TO_BROM)
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struct udevice *pinctrl;
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int ret;
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/*
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* We need to implement sdcard iomux here for the further
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* initialization, otherwise, it'll hit sdcard command sending
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* timeout exception.
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*/
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ret = uclass_get_device(UCLASS_PINCTRL, 0, &pinctrl);
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if (ret) {
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debug("%s: Cannot find pinctrl device\n", __func__);
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goto err;
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}
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ret = pinctrl_request_noflags(pinctrl, PERIPH_ID_SDCARD);
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if (ret) {
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debug("%s: Failed to set up SD card\n", __func__);
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goto err;
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}
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return 0;
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err:
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printf("board_init: Error %d\n", ret);
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/* No way to report error here */
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hang();
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return -1;
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#else
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return 0;
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#endif
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}
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#ifndef CONFIG_SYS_DCACHE_OFF
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void enable_caches(void)
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{
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/* Enable D-cache. I-cache is already enabled in start.S */
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dcache_enable();
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}
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#endif
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