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https://github.com/brain-hackers/u-boot-brain
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77fa04577a
Add EVK board support. Add the evk dts file. LOG: U-Boot 2017.03-rc2-00038-gab86c1d (Feb 22 2017 - 15:59:58 +0800) CPU: Freescale i.MX7ULP rev1.0 at 500 MHz Reset cause: POR Boot mode: Dual boot Model: NXP i.MX7ULP EVK DRAM: 1 GiB MMC: FSL_SDHC: 0 In: serial@402D0000 Out: serial@402D0000 Err: serial@402D0000 Net: Net Initialization Skipped No ethernet found. Hit any key to stop autoboot: 0 Signed-off-by: Peng Fan <peng.fan@nxp.com> Cc: Stefano Babic <sbabic@denx.de>
49 lines
844 B
C
49 lines
844 B
C
/*
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* Copyright (C) 2016 Freescale Semiconductor, Inc.
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*
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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 <asm/arch/sys_proto.h>
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#include <asm/arch/mx7ulp-pins.h>
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#include <asm/arch/iomux.h>
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DECLARE_GLOBAL_DATA_PTR;
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#define UART_PAD_CTRL (PAD_CTL_PUS_UP)
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int dram_init(void)
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{
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gd->ram_size = PHYS_SDRAM_SIZE;
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return 0;
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}
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static iomux_cfg_t const lpuart4_pads[] = {
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MX7ULP_PAD_PTC3__LPUART4_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
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MX7ULP_PAD_PTC2__LPUART4_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
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};
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static void setup_iomux_uart(void)
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{
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mx7ulp_iomux_setup_multiple_pads(lpuart4_pads,
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ARRAY_SIZE(lpuart4_pads));
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}
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int board_early_init_f(void)
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{
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setup_iomux_uart();
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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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/* address of boot parameters */
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gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
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return 0;
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}
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