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author | Rajeshwari Birje <rajeshwari.s@samsung.com> | 2013-12-26 09:44:24 +0530 |
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committer | Minkyu Kang <mk7.kang@samsung.com> | 2013-12-30 16:50:34 +0900 |
commit | e106bd9b9d0c3ec429b2e85184738789b75ca247 (patch) | |
tree | 87ae1d21dbf72323cd18f1edf772e3ce9b3153b1 /board/samsung/smdk5420/smdk5420_spl.c | |
parent | 5af4a4f74ac0607c71f5fca3fd0c6679b662b207 (diff) | |
download | u-boot-imx-e106bd9b9d0c3ec429b2e85184738789b75ca247.zip u-boot-imx-e106bd9b9d0c3ec429b2e85184738789b75ca247.tar.gz u-boot-imx-e106bd9b9d0c3ec429b2e85184738789b75ca247.tar.bz2 |
Exynos5420: Add base patch for SMDK5420
Adding the base patch for Exynos based SMDK5420.
This shall enable compilation and basic boot support for
SMDK5420.
Signed-off-by: Rajeshwari S Shinde <rajeshwari.s@samsung.com>
Signed-off-by: Akshay Saraswat <akshay.s@samsung.com>
Acked-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'board/samsung/smdk5420/smdk5420_spl.c')
-rw-r--r-- | board/samsung/smdk5420/smdk5420_spl.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/board/samsung/smdk5420/smdk5420_spl.c b/board/samsung/smdk5420/smdk5420_spl.c new file mode 100644 index 0000000..73359f7 --- /dev/null +++ b/board/samsung/smdk5420/smdk5420_spl.c @@ -0,0 +1,52 @@ +/* + * Copyright (C) 2013 The Chromium OS Authors. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/cpu.h> +#include <asm/arch/spl.h> +#include <asm/arch/clk.h> + +#define SIGNATURE 0xdeadbeef + +/* Parameters of early board initialization in SPL */ +static struct spl_machine_param machine_param + __attribute__((section(".machine_param"))) = { + .signature = SIGNATURE, + .version = 1, + .params = "vmubfasirM", + .size = sizeof(machine_param), + + .mem_iv_size = 0x1f, + .mem_type = DDR_MODE_DDR3, + + /* + * Set uboot_size to 0x100000 bytes. + * + * This is an overly conservative value chosen to accommodate all + * possible U-Boot image. You are advised to set this value to a + * smaller realistic size via scripts that modifies the .machine_param + * section of output U-Boot image. + */ + .uboot_size = 0x100000, + + .boot_source = BOOT_MODE_OM, + .frequency_mhz = 800, + .arm_freq_mhz = 900, + .serial_base = 0x12c30000, + .i2c_base = 0x12c60000, + .mem_manuf = MEM_MANUF_SAMSUNG, +}; + +struct spl_machine_param *spl_get_machine_params(void) +{ + if (machine_param.signature != SIGNATURE) { + /* Will hang if SIGNATURE dont match */ + while (1) + ; + } + + return &machine_param; +} |