mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-29 22:43:10 +00:00
23013aa961
Make the conversion to driver model as it is mandatory. Successfully tested booting Linux from the SD card. Dropped splash screen support as this needs to be properly converted to DM and tested. Signed-off-by: Fabio Estevam <festevam@gmail.com>
56 lines
1.1 KiB
C
56 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Freescale MX23EVK board
|
|
*
|
|
* (C) Copyright 2013 O.S. Systems Software LTDA.
|
|
*
|
|
* Author: Otavio Salvador <otavio@ossystems.com.br>
|
|
*
|
|
* Based on m28evk.c:
|
|
* Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
|
|
* on behalf of DENX Software Engineering GmbH
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <init.h>
|
|
#include <asm/global_data.h>
|
|
#include <asm/gpio.h>
|
|
#include <asm/arch/imx-regs.h>
|
|
#include <asm/arch/clock.h>
|
|
#include <asm/arch/iomux-mx23.h>
|
|
#include <asm/arch/sys_proto.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
/*
|
|
* Functions
|
|
*/
|
|
int board_early_init_f(void)
|
|
{
|
|
/* IO0 clock at 480MHz */
|
|
mxs_set_ioclk(MXC_IOCLK0, 480000);
|
|
|
|
/* SSP0 clock at 96MHz */
|
|
mxs_set_sspclk(MXC_SSPCLK0, 96000, 0);
|
|
|
|
/* Power on LCD */
|
|
gpio_direction_output(MX23_PAD_LCD_RESET__GPIO_1_18, 1);
|
|
|
|
/* Set contrast to maximum */
|
|
gpio_direction_output(MX23_PAD_PWM2__GPIO_1_28, 1);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int dram_init(void)
|
|
{
|
|
return mxs_dram_init();
|
|
}
|
|
|
|
int board_init(void)
|
|
{
|
|
/* Adress of boot parameters */
|
|
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
|
|
|
|
return 0;
|
|
}
|