mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-16 01:38:22 +00:00
df9ebbe17e
Convert the CRS305-1G-4S board to CRS3xx-98DX3236 to enable easier implementation of new CRS3xx series boards, based on Marvell Prestera 98DX3236. Signed-off-by: Luka Kovacic <luka.kovacic@sartura.hr> Reviewed-by: Stefan Roese <sr@denx.de> Cc: Luka Perkov <luka.perkov@sartura.hr> Cc: Jakov Petrina <jakov.petrina@sartura.hr>
77 lines
1.9 KiB
C
77 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright (C) 2015 Stefan Roese <sr@denx.de>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <i2c.h>
|
|
#include <init.h>
|
|
#include <asm/gpio.h>
|
|
#include <linux/bitops.h>
|
|
#include <linux/mbus.h>
|
|
#include <linux/io.h>
|
|
#include <asm/arch/cpu.h>
|
|
#include <asm/arch/soc.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
/*
|
|
* These values and defines are taken from the Marvell U-Boot version
|
|
* "u-boot-2013.01-2016_T1.0.eng_drop_v6"
|
|
*/
|
|
#define DB_DX_AC3_GPP_OUT_ENA_LOW (~(BIT(0) | BIT(2) | BIT(3) | BIT(4) \
|
|
| BIT(6) | BIT(12) | BIT(13) \
|
|
| BIT(16) | BIT(17) | BIT(20) \
|
|
| BIT(29) | BIT(30)))
|
|
#define DB_DX_AC3_GPP_OUT_ENA_MID (~(0))
|
|
#define DB_DX_AC3_GPP_OUT_VAL_LOW (BIT(0) | BIT(2) | BIT(3) | BIT(4) \
|
|
| BIT(6) | BIT(12) | BIT(13) \
|
|
| BIT(16) | BIT(17) | BIT(20) \
|
|
| BIT(29) | BIT(30))
|
|
#define DB_DX_AC3_GPP_OUT_VAL_MID 0x0
|
|
#define DB_DX_AC3_GPP_POL_LOW 0x0
|
|
#define DB_DX_AC3_GPP_POL_MID 0x0
|
|
|
|
int board_early_init_f(void)
|
|
{
|
|
/* Configure MPP */
|
|
writel(0x00142222, MVEBU_MPP_BASE + 0x00);
|
|
writel(0x11122000, MVEBU_MPP_BASE + 0x04);
|
|
writel(0x44444004, MVEBU_MPP_BASE + 0x08);
|
|
writel(0x14444444, MVEBU_MPP_BASE + 0x0c);
|
|
writel(0x00000001, MVEBU_MPP_BASE + 0x10);
|
|
|
|
/*
|
|
* MVEBU_GPIO0_BASE is the User LED
|
|
* MVEBU_GPIO1_BASE is the Reset Button (currently not used)
|
|
*/
|
|
|
|
/* Set GPP Out value */
|
|
writel(DB_DX_AC3_GPP_OUT_VAL_LOW, MVEBU_GPIO0_BASE + 0x00);
|
|
/* writel(DB_DX_AC3_GPP_OUT_VAL_MID, MVEBU_GPIO1_BASE + 0x00); */
|
|
|
|
/* Set GPP Polarity */
|
|
writel(DB_DX_AC3_GPP_POL_LOW, MVEBU_GPIO0_BASE + 0x0c);
|
|
/* writel(DB_DX_AC3_GPP_POL_MID, MVEBU_GPIO1_BASE + 0x0c); */
|
|
|
|
/* Set GPP Out Enable */
|
|
writel(DB_DX_AC3_GPP_OUT_ENA_LOW, MVEBU_GPIO0_BASE + 0x04);
|
|
/* writel(DB_DX_AC3_GPP_OUT_ENA_MID, MVEBU_GPIO1_BASE + 0x04); */
|
|
|
|
return 0;
|
|
}
|
|
|
|
int board_init(void)
|
|
{
|
|
/* address of boot parameters */
|
|
gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int checkboard(void)
|
|
{
|
|
puts("Board: " CONFIG_SYS_BOARD "\n");
|
|
|
|
return 0;
|
|
}
|