[PATCH] ARM: atmel: add sama5d3_xplained support
Bo Shen
voice.shen at gmail.com
Tue Jun 3 08:30:05 PDT 2014
Signed-off-by: Bo Shen <voice.shen at gmail.com>
---
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 ae01b29..15d20be 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 0000000..eb072c0
--- /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 0000000..5464f64
--- /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 at 768k(bareboxenv),256k(bareboxenv2),128k at 1536k(oftree),5M at 2M(kernel),- at 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 0000000..ae18863
--- /dev/null
+++ b/arch/arm/boards/sama5d3_xplained/init.c
@@ -0,0 +1,238 @@
+/*
+ * Copyright (C) 2014 Bo Shen <voice.shen at gmail.com>
+ *
+ * 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 <common.h>
+#include <net.h>
+#include <init.h>
+#include <environment.h>
+#include <asm/armlinux.h>
+#include <generated/mach-types.h>
+#include <partition.h>
+#include <fs.h>
+#include <fcntl.h>
+#include <io.h>
+#include <mach/hardware.h>
+#include <nand.h>
+#include <sizes.h>
+#include <linux/mtd/nand.h>
+#include <mach/board.h>
+#include <mach/at91sam9_smc.h>
+#include <gpio.h>
+#include <mach/io.h>
+#include <mach/iomux.h>
+#include <mach/at91_pmc.h>
+#include <mach/at91_rstc.h>
+#include <mach/at91sam9x5_matrix.h>
+#include <readkey.h>
+#include <poller.h>
+#include <linux/clk.h>
+#include <linux/phy.h>
+#include <linux/micrel_phy.h>
+
+#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 0000000..8b02147
--- /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 e3eeb2c..bb44cb5 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
--
1.7.10.4
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