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board: atmel: sama7g5ek: add initial support for sama7g5ek

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Add initial support for sama7g5 evaluation kit board.

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
This commit is contained in:
Eugen Hristev 2020-03-10 11:56:38 +02:00
parent 626879b794
commit 1d463d6735
10 changed files with 285 additions and 0 deletions
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3
arch/arm/dts/Makefile
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@ -889,6 +889,9 @@ dtb-$(CONFIG_TARGET_OMAP4_SDP4430) += \
dtb-$(CONFIG_TARGET_OMAP5_UEVM) += \
omap5-uevm.dtb
dtb-$(CONFIG_TARGET_SAMA7G5EK) += \
sama7g5ek.dtb
dtb-$(CONFIG_TARGET_SAMA5D2_PTC_EK) += \
at91-sama5d2_ptc_ek.dtb

33
arch/arm/dts/sama7g5ek-u-boot.dtsi Normal file
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@ -0,0 +1,33 @@
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* sama7g5ek-u-boot.dts - Device Tree file for SAMA7G5 SoC u-boot properties.
*
* Copyright (C) 2020 Microchip Technology Inc. and its subsidiaries
*
* Author: Eugen Hristev <eugen.hristev@microchip.com>
* Author: Claudiu Beznea <claudiu.beznea@microchip.com>
*
*/
/ {
chosen {
u-boot,dm-pre-reloc;
};
ahb {
u-boot,dm-pre-reloc;
apb {
u-boot,dm-pre-reloc;
};
};
};
&uart0 {
u-boot,dm-pre-reloc;
};
&mck {
u-boot,dm-pre-reloc;
};

39
arch/arm/dts/sama7g5ek.dts Normal file
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@ -0,0 +1,39 @@
// SPDX-License-Identifier: GPL-2.0+ OR MIT
/*
* sama7g5ek.dts - Device Tree file for SAMA7G5 EK
* SAMA7G5 Evaluation Kit
*
* Copyright (c) 2020, Microchip Technology Inc.
* 2020, Eugen Hristev <eugen.hristev@microchip.com>
* 2020, Claudiu Beznea <claudiu.beznea@microchip.com>
*/
/dts-v1/;
#include "sama7g5.dtsi"
#include "sama7g5-pinfunc.h"
/ {
model = "Microchip SAMA7G5 Evaluation Kit";
compatible = "microchip,sama7g5ek", "microchip,sama7g54", "microchip,sama7g5", "microchip,sama7";
aliases {
serial0 = &uart0;
};
chosen {
stdout-path = "serial0:115200n8";
};
ahb {
apb {
sdmmc1: sdio-host@e1208000 {
bus-width = <4>;
status = "okay";
};
uart0: serial@e1824200 {
status = "okay";
};
};
};
};

8
arch/arm/mach-at91/Kconfig
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@ -265,6 +265,13 @@ config TARGET_CORVUS
select SUPPORT_SPL
imply CMD_DM
config TARGET_SAMA7G5EK
bool "SAMA7G5 EK board"
select SAMA7G5
select BOARD_EARLY_INIT_F
select BOARD_LATE_INIT
config TARGET_TAURUS
bool "Support taurus"
select AT91SAM9G20
@ -327,6 +334,7 @@ source "board/atmel/at91sam9n12ek/Kconfig"
source "board/atmel/at91sam9rlek/Kconfig"
source "board/atmel/at91sam9x5ek/Kconfig"
source "board/atmel/sam9x60ek/Kconfig"
source "board/atmel/sama7g5ek/Kconfig"
source "board/atmel/sama5d2_ptc_ek/Kconfig"
source "board/atmel/sama5d2_xplained/Kconfig"
source "board/atmel/sama5d27_som1_ek/Kconfig"

15
board/atmel/sama7g5ek/Kconfig Normal file
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@ -0,0 +1,15 @@
if TARGET_SAMA7G5EK
config SYS_BOARD
default "sama7g5ek"
config SYS_VENDOR
default "atmel"
config SYS_SOC
default "at91"
config SYS_CONFIG_NAME
default "sama7g5ek"
endif

7
board/atmel/sama7g5ek/MAINTAINERS Normal file
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@ -0,0 +1,7 @@
SAMA7G5 EK BOARD
M: Eugen Hristev <eugen.hristev@microchip.com>
S: Maintained
F: board/atmel/sama7g5ek.c
F: include/configs/sama7g5ek.h
F: configs/sama7g5ek_mmc1_defconfig

7
board/atmel/sama7g5ek/Makefile Normal file
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@ -0,0 +1,7 @@
# SPDX-License-Identifier: GPL-2.0+
#
# Copyright (C) 2020 Microchip Technology Inc.
# Eugen Hristev <eugen.hristev@microchip.com>
#
obj-y += sama7g5ek.o

68
board/atmel/sama7g5ek/sama7g5ek.c Normal file
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@ -0,0 +1,68 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2020 Microchip Technology, Inc.
* Eugen Hristev <eugen.hristev@microchip.com>
*/
#include <common.h>
#include <debug_uart.h>
#include <init.h>
#include <asm/io.h>
#include <asm/arch/at91_common.h>
#include <asm/arch/atmel_pio4.h>
#include <asm/arch/clk.h>
#include <asm/arch/gpio.h>
#include <asm/arch/sama7g5.h>
DECLARE_GLOBAL_DATA_PTR;
int board_late_init(void)
{
return 0;
}
#if (IS_ENABLED(CONFIG_DEBUG_UART_BOARD_INIT))
static void board_uart0_hw_init(void)
{
/* FLEXCOM3 IO0 */
atmel_pio4_set_f_periph(AT91_PIO_PORTD, 17, ATMEL_PIO_PUEN_MASK);
/* FLEXCOM3 IO1 */
atmel_pio4_set_f_periph(AT91_PIO_PORTD, 16, 0);
at91_periph_clk_enable(ATMEL_ID_FLEXCOM3);
}
void board_debug_uart_init(void)
{
board_uart0_hw_init();
}
#endif
int board_early_init_f(void)
{
#if (IS_ENABLED(CONFIG_DEBUG_UART))
debug_uart_init();
#endif
return 0;
}
int board_init(void)
{
/* address of boot parameters */
gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
return 0;
}
int dram_init(void)
{
gd->ram_size = get_ram_size((void *)CONFIG_SYS_SDRAM_BASE,
CONFIG_SYS_SDRAM_SIZE);
return 0;
}
int misc_init_r(void)
{
return 0;
}

59
configs/sama7g5ek_mmc1_defconfig Normal file
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@ -0,0 +1,59 @@
CONFIG_ARM=y
CONFIG_ARCH_AT91=y
CONFIG_SYS_TEXT_BASE=0x66f00000
CONFIG_TARGET_SAMA7G5EK=y
CONFIG_NR_DRAM_BANKS=1
CONFIG_ENV_SIZE=0x4000
CONFIG_DM_GPIO=y
CONFIG_DEBUG_UART_BOARD_INIT=y
CONFIG_DEBUG_UART_BASE=0xe1824200
CONFIG_DEBUG_UART_CLOCK=200000000
CONFIG_DEFAULT_DEVICE_TREE="sama7g5ek"
CONFIG_DEBUG_UART=y
CONFIG_ENV_VARS_UBOOT_CONFIG=y
CONFIG_FIT=y
CONFIG_SD_BOOT=y
CONFIG_USE_BOOTARGS=y
CONFIG_MISC_INIT_R=y
CONFIG_HUSH_PARSER=y
# CONFIG_AUTOBOOT is not set
CONFIG_CMD_BOOTZ=y
# CONFIG_CMD_IMI is not set
CONFIG_CMD_MD5SUM=y
CONFIG_CMD_MEMTEST=y
CONFIG_SYS_MEMTEST_START=0x60000000
CONFIG_SYS_MEMTEST_END=0x70000000
CONFIG_CMD_STRINGS=y
CONFIG_CMD_DM=y
CONFIG_CMD_GPIO=y
CONFIG_CMD_I2C=y
# CONFIG_CMD_LOADS is not set
CONFIG_CMD_MMC=y
CONFIG_CMD_DHCP=y
CONFIG_CMD_PING=y
CONFIG_CMD_EXT4=y
CONFIG_CMD_FAT=y
CONFIG_OF_CONTROL=y
CONFIG_ENV_IS_IN_FAT=y
CONFIG_SYS_RELOC_GD_ENV_ADDR=y
CONFIG_DM=y
CONFIG_CLK=y
CONFIG_CLK_AT91=y
CONFIG_AT91_UTMI=y
CONFIG_AT91_GENERIC_CLK=y
CONFIG_ATMEL_PIO4=y
CONFIG_DM_I2C=y
CONFIG_DM_MMC=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_ATMEL=y
CONFIG_DM_ETH=y
CONFIG_MACB=y
CONFIG_PINCTRL=y
CONFIG_PINCTRL_AT91PIO4=y
# CONFIG_RAM_ROCKCHIP_DEBUG is not set
CONFIG_DM_SERIAL=y
CONFIG_DEBUG_UART_ANNOUNCE=y
CONFIG_ATMEL_USART=y
CONFIG_TIMER=y
CONFIG_OF_LIBFDT_OVERLAY=y
# CONFIG_EFI_LOADER_HII is not set

46
include/configs/sama7g5ek.h Normal file
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@ -0,0 +1,46 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Configuration file for the SAMA7G5EK Board.
*
* Copyright (C) 2020 Microchip Corporation
* Eugen Hristev <eugen.hristev@microchip.com>
*/
#ifndef __CONFIG_H
#define __CONFIG_H
#define CONFIG_SYS_AT91_SLOW_CLOCK 32768
#define CONFIG_SYS_AT91_MAIN_CLOCK 24000000 /* from 24 MHz crystal */
/* SDRAM */
#define CONFIG_SYS_SDRAM_BASE 0x60000000
#define CONFIG_SYS_SDRAM_SIZE 0x20000000
#ifdef CONFIG_SPL_BUILD
#define CONFIG_SYS_INIT_SP_ADDR 0x218000
#else
#define CONFIG_SYS_INIT_SP_ADDR \
(CONFIG_SYS_SDRAM_BASE + 16 * 1024 - GENERATED_GBL_DATA_SIZE)
#endif
#define CONFIG_SYS_LOAD_ADDR 0x62000000 /* load address */
#undef CONFIG_BOOTCOMMAND
#ifdef CONFIG_SD_BOOT
/* u-boot env in sd/mmc card */
#define FAT_ENV_INTERFACE "mmc"
#define FAT_ENV_DEVICE_AND_PART "0"
#define FAT_ENV_FILE "uboot.env"
/* bootstrap + u-boot + env in sd card */
#define CONFIG_BOOTCOMMAND "fatload mmc 0:1 0x61000000 at91-sama7g5ek.dtb; " \
"fatload mmc 0:1 0x62000000 zImage; " \
"bootz 0x62000000 - 0x61000000"
#undef CONFIG_BOOTARGS
#define CONFIG_BOOTARGS \
"console=ttyS0,115200 root=/dev/mmcblk0p2 rw rootwait"
#endif
/* Size of malloc() pool */
#define CONFIG_SYS_MALLOC_LEN (4 * 1024 * 1024)
#endif