mirror of
https://github.com/AsahiLinux/u-boot
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2d1951fec6
Add basic support for rv1108 evb, whith this patch we can boot into u-boot console. Signed-off-by: Andy Yan <andy.yan@rock-chips.com> Reviewed-by: Simon Glass <sjg@chromium.org>
52 lines
1,018 B
C
52 lines
1,018 B
C
/*
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* (C)Copyright 2016 Rockchip Electronics Co., Ltd
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* Authors: Andy Yan <andy.yan@rock-chips.com>
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <fdtdec.h>
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#include <asm/arch/grf_rv1108.h>
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#include <asm/arch/hardware.h>
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DECLARE_GLOBAL_DATA_PTR;
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int mach_cpu_init(void)
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{
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int node;
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struct rv1108_grf *grf;
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node = fdt_node_offset_by_compatible(gd->fdt_blob, -1, "rockchip,rv1108-grf");
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grf = (struct rv1108_grf *)fdtdec_get_addr(gd->fdt_blob, node, "reg");
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/*evb board use UART2 m0 for debug*/
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rk_clrsetreg(&grf->gpio2d_iomux,
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GPIO2D2_MASK | GPIO2D1_MASK,
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GPIO2D2_UART2_SOUT_M0 << GPIO2D2_SHIFT |
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GPIO2D1_UART2_SIN_M0 << GPIO2D1_SHIFT);
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rk_clrreg(&grf->gpio3c_iomux, GPIO3C3_MASK | GPIO3C2_MASK);
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return 0;
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}
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int board_init(void)
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{
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return 0;
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}
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int dram_init(void)
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{
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gd->ram_size = 0x8000000;
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return 0;
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}
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int dram_init_banksize(void)
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{
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gd->bd->bi_dram[0].start = 0x60000000;
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gd->bd->bi_dram[0].size = 0x8000000;
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return 0;
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}
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