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/*
* Config file for IGEP0046board
*
* Copyright (C) 2017, ISEE S.L - https://www.isee.biz/
*
* Author: Jose Miguel Sanchez Sanabria <jsanabria@iseebcn.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <asm/arch/clock.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/iomux.h>
#include <asm/arch/mx6-pins.h>
#include <linux/errno.h>
#include <asm/gpio.h>
#include <asm/imx-common/iomux-v3.h>
#include <asm/imx-common/boot_mode.h>
#include <asm/arch/crm_regs.h>
#include <asm/io.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/mx6-ddr.h>
DECLARE_GLOBAL_DATA_PTR;
#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \
PAD_CTL_SRE_FAST | PAD_CTL_HYS)
#define GPIO_VERSION_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \
PAD_CTL_SRE_FAST)
#define GPIO_LED_PAD_CTRL (PAD_CTL_PUS_22K_UP | \
PAD_CTL_SPEED_LOW | PAD_CTL_DSE_40ohm | \
PAD_CTL_SRE_FAST )
int dram_init(void)
{
gd->ram_size = imx_ddr_size();
return 0;
}
static iomux_v3_cfg_t const uart2_pads[] =
{
MX6_PAD_EIM_D26__UART2_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
MX6_PAD_EIM_D27__UART2_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
};
static iomux_v3_cfg_t const init_pads[] =
{
/* PCB GPIO to Detect Module Version */
MX6_PAD_EIM_D22__GPIO3_IO22 | MUX_PAD_CTRL(GPIO_VERSION_PAD_CTRL),
MX6_PAD_EIM_D23__GPIO3_IO23 | MUX_PAD_CTRL(GPIO_VERSION_PAD_CTRL),
MX6_PAD_EIM_D29__GPIO3_IO29 | MUX_PAD_CTRL(GPIO_VERSION_PAD_CTRL),
MX6_PAD_EIM_BCLK__GPIO6_IO31 | MUX_PAD_CTRL(GPIO_VERSION_PAD_CTRL),
/* PCB GPIO LEDs */
MX6_PAD_DI0_PIN2__GPIO4_IO18 | MUX_PAD_CTRL(GPIO_LED_PAD_CTRL),
MX6_PAD_DI0_PIN3__GPIO4_IO19 | MUX_PAD_CTRL(GPIO_LED_PAD_CTRL),
MX6_PAD_DI0_PIN4__GPIO4_IO20 | MUX_PAD_CTRL(GPIO_LED_PAD_CTRL),
MX6_PAD_DI0_PIN15__GPIO4_IO17 | MUX_PAD_CTRL(GPIO_LED_PAD_CTRL),
};
static void setup_iomux_uart(void)
{
imx_iomux_v3_setup_multiple_pads(uart2_pads, ARRAY_SIZE(uart2_pads));
}
int checkboard(void)
{
puts("Module: IGEP0046\n");
return 0;
}
int board_early_init_f(void)
{
setup_iomux_uart();
imx_iomux_v3_setup_multiple_pads(init_pads, ARRAY_SIZE(init_pads));
/* configure LEDS */
gpio_set_value(IMX_GPIO_NR(4, 18), 1);
gpio_set_value(IMX_GPIO_NR(4, 19), 1);
gpio_set_value(IMX_GPIO_NR(4, 20), 1);
gpio_set_value(IMX_GPIO_NR(4, 17), 1);
return 0;
}
int board_init(void)
{
return 0;
}
int board_late_init(void)
{
puts("Hola Manel\n");
checkboard();
return 0;
}
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