mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-07-09 04:36:16 +09:00
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>
53 lines
1018 B
C
53 lines
1018 B
C
/*
|
|
* (C)Copyright 2016 Rockchip Electronics Co., Ltd
|
|
* Authors: Andy Yan <andy.yan@rock-chips.com>
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <asm/io.h>
|
|
#include <fdtdec.h>
|
|
#include <asm/arch/grf_rv1108.h>
|
|
#include <asm/arch/hardware.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
int mach_cpu_init(void)
|
|
{
|
|
int node;
|
|
struct rv1108_grf *grf;
|
|
|
|
node = fdt_node_offset_by_compatible(gd->fdt_blob, -1, "rockchip,rv1108-grf");
|
|
grf = (struct rv1108_grf *)fdtdec_get_addr(gd->fdt_blob, node, "reg");
|
|
|
|
/*evb board use UART2 m0 for debug*/
|
|
rk_clrsetreg(&grf->gpio2d_iomux,
|
|
GPIO2D2_MASK | GPIO2D1_MASK,
|
|
GPIO2D2_UART2_SOUT_M0 << GPIO2D2_SHIFT |
|
|
GPIO2D1_UART2_SIN_M0 << GPIO2D1_SHIFT);
|
|
rk_clrreg(&grf->gpio3c_iomux, GPIO3C3_MASK | GPIO3C2_MASK);
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int board_init(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
int dram_init(void)
|
|
{
|
|
gd->ram_size = 0x8000000;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int dram_init_banksize(void)
|
|
{
|
|
gd->bd->bi_dram[0].start = 0x60000000;
|
|
gd->bd->bi_dram[0].size = 0x8000000;
|
|
|
|
return 0;
|
|
}
|