From ae6d0b9b26dd0a28b93a227bcdc15053a99c7a88 Mon Sep 17 00:00:00 2001 From: Bo Shen Date: Tue, 3 Jun 2014 23:30:05 +0800 Subject: [PATCH] ARM: atmel: add sama5d3_xplained support Signed-off-by: Bo Shen Signed-off-by: Sascha Hauer --- arch/arm/boards/Makefile | 1 + arch/arm/boards/sama5d3_xplained/Makefile | 1 + arch/arm/boards/sama5d3_xplained/env/config | 42 ++++ arch/arm/boards/sama5d3_xplained/init.c | 238 ++++++++++++++++++++ arch/arm/configs/sama5d3_xplained_defconfig | 82 +++++++ arch/arm/mach-at91/Kconfig | 5 + 6 files changed, 369 insertions(+) create mode 100644 arch/arm/boards/sama5d3_xplained/Makefile create mode 100644 arch/arm/boards/sama5d3_xplained/env/config create mode 100644 arch/arm/boards/sama5d3_xplained/init.c create mode 100644 arch/arm/configs/sama5d3_xplained_defconfig diff --git a/arch/arm/boards/Makefile b/arch/arm/boards/Makefile index ae01b29d7..15d20bee3 100644 --- a/arch/arm/boards/Makefile +++ b/arch/arm/boards/Makefile @@ -82,6 +82,7 @@ obj-$(CONFIG_MACH_RPI) += raspberry-pi/ obj-$(CONFIG_MACH_SABRELITE) += freescale-mx6-sabrelite/ obj-$(CONFIG_MACH_SABRESD) += freescale-mx6-sabresd/ obj-$(CONFIG_MACH_SAMA5D3XEK) += sama5d3xek/ +obj-$(CONFIG_MACH_SAMA5D3_XPLAINED) += sama5d3_xplained/ obj-$(CONFIG_MACH_SCB9328) += scb9328/ obj-$(CONFIG_MACH_SOCFPGA_EBV_SOCRATES) += ebv-socrates/ obj-$(CONFIG_MACH_SOCFPGA_TERASIC_SOCKIT) += terasic-sockit/ diff --git a/arch/arm/boards/sama5d3_xplained/Makefile b/arch/arm/boards/sama5d3_xplained/Makefile new file mode 100644 index 000000000..eb072c016 --- /dev/null +++ b/arch/arm/boards/sama5d3_xplained/Makefile @@ -0,0 +1 @@ +obj-y += init.o diff --git a/arch/arm/boards/sama5d3_xplained/env/config b/arch/arm/boards/sama5d3_xplained/env/config new file mode 100644 index 000000000..5464f642c --- /dev/null +++ b/arch/arm/boards/sama5d3_xplained/env/config @@ -0,0 +1,42 @@ +#!/bin/sh + +# use 'dhcp' to do dhcp in barebox and in kernel +# use 'none' if you want to skip kernel ip autoconfiguration +ip=dhcp-barebox + +# or set your networking parameters here +#eth0.ipaddr=a.b.c.d +#eth0.netmask=a.b.c.d +#eth0.gateway=a.b.c.d +#eth0.serverip=a.b.c.d + +# can be either 'nfs', 'tftp', 'nor' or 'nand' +kernel_loc=nfs +# can be either 'net', 'nor', 'nand' or 'initrd' +rootfs_loc=net +# can be either 'nfs', 'tftp', 'nand' or empty +oftree_loc=nfs + +# can be either 'jffs2' or 'ubifs' +rootfs_type=ubifs +rootfsimage=root.$rootfs_type +ubiroot=rootfs + +# The image type of the kernel. Can be uimage, zimage, raw, or raw_lzo +kernelimage=zImage +#kernelimage=uImage +#kernelimage=Image +#kernelimage=Image.lzo + +nand_device=atmel_nand +nand_parts="256k(at91bootstrap),384k(barebox)ro,256k@768k(bareboxenv),256k(bareboxenv2),128k@1536k(oftree),5M@2M(kernel),-@8M(rootfs)" +rootfs_mtdblock_nand=6 + +m25p80_parts="64k(bootstrap),384k(barebox),256k(bareboxenv),256k(bareboxenv2),128k(oftree),-(updater)" + +autoboot_timeout=3 + +bootargs="console=ttyS0,115200" + +# set a fancy prompt (if support is compiled in) +PS1="\e[1;32mbarebox@\e[1;31m\h:\w\e[0m\n# " diff --git a/arch/arm/boards/sama5d3_xplained/init.c b/arch/arm/boards/sama5d3_xplained/init.c new file mode 100644 index 000000000..ae18863ac --- /dev/null +++ b/arch/arm/boards/sama5d3_xplained/init.c @@ -0,0 +1,238 @@ +/* + * Copyright (C) 2014 Bo Shen + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#if defined(CONFIG_NAND_ATMEL) +static struct atmel_nand_data nand_pdata = { + .ale = 21, + .cle = 22, + .det_pin = -EINVAL, + .rdy_pin = -EINVAL, + .enable_pin = -EINVAL, + .ecc_mode = NAND_ECC_HW, + .pmecc_sector_size = 512, + .pmecc_corr_cap = 4, +#if defined(CONFIG_MTD_NAND_ATMEL_BUSWIDTH_16) + .bus_width_16 = 1, +#endif + .on_flash_bbt = 1, +}; + +static struct sam9_smc_config sama5d3_xplained_nand_smc_config = { + .ncs_read_setup = 0, + .nrd_setup = 1, + .ncs_write_setup = 0, + .nwe_setup = 1, + + .ncs_read_pulse = 6, + .nrd_pulse = 4, + .ncs_write_pulse = 5, + .nwe_pulse = 3, + + .read_cycle = 6, + .write_cycle = 5, + + .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE, + .tdf_cycles = 1, +}; + +static void ek_add_device_nand(void) +{ + struct clk *clk = clk_get(NULL, "smc_clk"); + + clk_enable(clk); + + /* setup bus-width (8 or 16) */ + if (nand_pdata.bus_width_16) + sama5d3_xplained_nand_smc_config.mode |= AT91_SMC_DBW_16; + else + sama5d3_xplained_nand_smc_config.mode |= AT91_SMC_DBW_8; + + /* configure chip-select 3 (NAND) */ + sam9_smc_configure(0, 3, &sama5d3_xplained_nand_smc_config); + + at91_add_device_nand(&nand_pdata); +} +#else +static void ek_add_device_nand(void) {} +#endif + +#if defined(CONFIG_DRIVER_NET_MACB) +static struct macb_platform_data gmac_pdata = { + .phy_interface = PHY_INTERFACE_MODE_RGMII, + .phy_addr = 7, +}; + +static struct macb_platform_data macb_pdata = { + .phy_interface = PHY_INTERFACE_MODE_RMII, + .phy_addr = 0, +}; + +static void ek_add_device_eth(void) +{ + at91_add_device_eth(0, &gmac_pdata); + at91_add_device_eth(1, &macb_pdata); +} +#else +static void ek_add_device_eth(void) {} +#endif + +#if defined(CONFIG_MCI_ATMEL) +/* + * MCI (SD/MMC) + */ +static struct atmel_mci_platform_data mci0_data = { + .bus_width = 8, + .detect_pin = AT91_PIN_PE0, + .wp_pin = -EINVAL, +}; + +static void ek_add_device_mci(void) +{ + /* MMC0 */ + at91_add_device_mci(0, &mci0_data); +} +#else +static void ek_add_device_mci(void) {} +#endif + +#ifdef CONFIG_LED_GPIO +struct gpio_led leds[] = { + { + .gpio = AT91_PIN_PE23, + .active_low = 1, + .led = { + .name = "d2", + }, + }, { + .gpio = AT91_PIN_PE24, + .active_low = 1, + .led = { + .name = "d3", + }, + }, +}; + +static void ek_add_led(void) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(leds); i++) { + at91_set_gpio_output(leds[i].gpio, leds[i].active_low); + led_gpio_register(&leds[i]); + } + led_set_trigger(LED_TRIGGER_HEARTBEAT, &leds[0].led); +} +#else +static void ek_add_led(void) {} +#endif + +static int sama5d3_xplained_mem_init(void) +{ + at91_add_device_sdram(0); + + return 0; +} +mem_initcall(sama5d3_xplained_mem_init); + +static const struct devfs_partition sama5d3_xplained_nand0_partitions[] = { + { + .offset = 0x00000, + .size = SZ_256K, + .flags = DEVFS_PARTITION_FIXED, + .name = "at91bootstrap_raw", + .bbname = "at91bootstrap", + }, { + .offset = DEVFS_PARTITION_APPEND, /* 256 KiB */ + .size = SZ_256K + SZ_128K, + .flags = DEVFS_PARTITION_FIXED, + .name = "self_raw", + .bbname = "self0", + }, + /* hole of 128 KiB */ + { + .offset = SZ_512K + SZ_256K, + .size = SZ_256K, + .flags = DEVFS_PARTITION_FIXED, + .name = "env_raw", + .bbname = "env0", + }, { + .offset = DEVFS_PARTITION_APPEND, /* 1 MiB */ + .size = SZ_256K, + .flags = DEVFS_PARTITION_FIXED, + .name = "env_raw1", + .bbname = "env1", + }, { + /* sentinel */ + } +}; + +static int sama5d3_xplained_devices_init(void) +{ + ek_add_device_nand(); + ek_add_led(); + ek_add_device_eth(); + ek_add_device_mci(); + + devfs_create_partitions("nand0", sama5d3_xplained_nand0_partitions); + + return 0; +} +device_initcall(sama5d3_xplained_devices_init); + +static int sama5d3_xplained_console_init(void) +{ + barebox_set_model("Atmel sama5d3_xplained"); + barebox_set_hostname("sama5d3_xplained"); + + at91_register_uart(0, 0); + + return 0; +} +console_initcall(sama5d3_xplained_console_init); + +static int sama5d3_xplained_main_clock(void) +{ + at91_set_main_clock(12000000); + + return 0; +} +pure_initcall(sama5d3_xplained_main_clock); diff --git a/arch/arm/configs/sama5d3_xplained_defconfig b/arch/arm/configs/sama5d3_xplained_defconfig new file mode 100644 index 000000000..8b0214787 --- /dev/null +++ b/arch/arm/configs/sama5d3_xplained_defconfig @@ -0,0 +1,82 @@ +CONFIG_ARCH_SAMA5D3=y +CONFIG_MACH_SAMA5D3_XPLAINED=y +CONFIG_BAREBOX_MAX_IMAGE_SIZE=0x60000 +CONFIG_AEABI=y +# CONFIG_CMD_ARM_CPUINFO is not set +CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y +CONFIG_PBL_IMAGE=y +CONFIG_MMU=y +CONFIG_TEXT_BASE=0x26f00000 +CONFIG_MALLOC_SIZE=0xA00000 +CONFIG_EXPERIMENTAL=y +CONFIG_MALLOC_TLSF=y +CONFIG_PROMPT="A5D3_XPLD:" +CONFIG_LONGHELP=y +CONFIG_GLOB=y +CONFIG_PROMPT_HUSH_PS2="y" +CONFIG_HUSH_FANCY_PROMPT=y +CONFIG_CMDLINE_EDITING=y +CONFIG_AUTO_COMPLETE=y +CONFIG_CONSOLE_ACTIVATE_ALL=y +CONFIG_DEFAULT_ENVIRONMENT_GENERIC=y +CONFIG_DEFAULT_ENVIRONMENT_PATH="arch/arm/boards/sama5d3_xplained/env" +CONFIG_CMD_EDIT=y +CONFIG_CMD_SLEEP=y +CONFIG_CMD_SAVEENV=y +CONFIG_CMD_EXPORT=y +CONFIG_CMD_PRINTENV=y +CONFIG_CMD_READLINE=y +CONFIG_CMD_TFTP=y +CONFIG_CMD_FILETYPE=y +CONFIG_CMD_ECHO_E=y +CONFIG_CMD_LOADB=y +CONFIG_CMD_MEMINFO=y +CONFIG_CMD_FLASH=y +CONFIG_CMD_BOOTM_SHOW_TYPE=y +CONFIG_CMD_BOOTM_VERBOSE=y +CONFIG_CMD_BOOTM_INITRD=y +CONFIG_CMD_BOOTM_OFTREE=y +CONFIG_CMD_BOOTM_OFTREE_UIMAGE=y +CONFIG_CMD_UIMAGE=y +# CONFIG_CMD_BOOTU is not set +CONFIG_CMD_RESET=y +CONFIG_CMD_GO=y +CONFIG_CMD_OFTREE=y +CONFIG_CMD_SPLASH=y +CONFIG_CMD_TIMEOUT=y +CONFIG_CMD_PARTITION=y +CONFIG_CMD_GPIO=y +CONFIG_CMD_I2C=y +CONFIG_CMD_LED=y +CONFIG_CMD_LED_TRIGGER=y +CONFIG_CMD_MIITOOL=y +CONFIG_NET=y +CONFIG_NET_DHCP=y +CONFIG_NET_NFS=y +CONFIG_NET_PING=y +CONFIG_NET_NETCONSOLE=y +CONFIG_DRIVER_NET_MACB=y +CONFIG_MICREL_PHY=y +# CONFIG_SPI is not set +CONFIG_I2C=y +CONFIG_MTD=y +# CONFIG_MTD_OOB_DEVICE is not set +CONFIG_NAND=y +# CONFIG_NAND_ECC_SOFT is not set +# CONFIG_NAND_ECC_HW_SYNDROME is not set +# CONFIG_NAND_ECC_HW_NONE is not set +CONFIG_NAND_ATMEL=y +CONFIG_NAND_ATMEL_PMECC=y +CONFIG_VIDEO=y +CONFIG_MCI=y +CONFIG_MCI_STARTUP=y +CONFIG_MCI_ATMEL=y +CONFIG_LED=y +CONFIG_LED_GPIO=y +CONFIG_LED_TRIGGERS=y +CONFIG_FS_EXT4=y +CONFIG_FS_TFTP=y +CONFIG_FS_FAT=y +CONFIG_FS_FAT_WRITE=y +CONFIG_FS_FAT_LFN=y +CONFIG_PNG=y diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index e3eeb2cd9..bb44cb5ef 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -461,6 +461,11 @@ config MACH_SAMA5D3XEK help Select this if you are using Atmel's SAMA5D3X-EK Evaluation Kit. +config MACH_SAMA5D3_XPLAINED + bool "Atmel SAMA5D3_XPLAINED Evaluation Kit" + help + Select this if you are using Atmel's SAMA5D3_XPLAINED Evaluation Kit. + endchoice endif