71 lines
1.3 KiB
C
71 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Olimex MX23 Olinuxino board
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*
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* Copyright (C) 2013 Marek Vasut <marex@denx.de>
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*/
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#include <common.h>
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#include <init.h>
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#include <asm/global_data.h>
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#include <asm/gpio.h>
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#include <asm/io.h>
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#include <asm/arch/iomux-mx23.h>
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#include <asm/arch/imx-regs.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/sys_proto.h>
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#ifdef CONFIG_LED_STATUS
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#include <status_led.h>
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#endif
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#include <linux/delay.h>
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DECLARE_GLOBAL_DATA_PTR;
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/*
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* Functions
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*/
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int board_early_init_f(void)
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{
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/* IO0 clock at 480MHz */
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mxs_set_ioclk(MXC_IOCLK0, 480000);
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/* SSP0 clock at 96MHz */
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mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
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return 0;
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}
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#ifdef CONFIG_CMD_USB
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int board_ehci_hcd_init(int port)
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{
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/* Enable LAN9512 (Maxi) or GL850G (Mini) USB HUB power. */
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gpio_direction_output(MX23_PAD_GPMI_ALE__GPIO_0_17, 1);
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udelay(100);
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return 0;
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}
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int board_ehci_hcd_exit(int port)
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{
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/* Enable LAN9512 (Maxi) or GL850G (Mini) USB HUB power. */
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gpio_direction_output(MX23_PAD_GPMI_ALE__GPIO_0_17, 0);
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return 0;
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}
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#endif
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int dram_init(void)
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{
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return mxs_dram_init();
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}
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int board_init(void)
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{
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/* Adress of boot parameters */
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gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
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#if defined(CONFIG_LED_STATUS) && defined(CONFIG_LED_STATUS_BOOT_ENABLE)
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status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_STATE);
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#endif
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return 0;
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}
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