ARM: 5630/1: Add support for Eukrea's CPUAT91
CPUAT91 is based on Atmel's AT91RM9200 with up to 16MB Strataflash,
up to 128MB SDRAM and an ethernet PHY in RMII mode.
Signed-off-by: Eric Benard <ebenard@eukrea.com>
Acked-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-at91/board-cpuat91.c b/arch/arm/mach-at91/board-cpuat91.c
new file mode 100644
index 0000000..a28d996
--- /dev/null
+++ b/arch/arm/mach-at91/board-cpuat91.c
@@ -0,0 +1,185 @@
+/*
+ * linux/arch/arm/mach-at91/board-cpuat91.c
+ *
+ * Copyright (C) 2009 Eric Benard - eric@eukrea.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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/plat-ram.h>
+
+#include <mach/hardware.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <mach/board.h>
+#include <mach/gpio.h>
+#include <mach/at91rm9200_mc.h>
+
+#include "generic.h"
+
+static struct gpio_led cpuat91_leds[] = {
+ {
+ .name = "led1",
+ .default_trigger = "heartbeat",
+ .active_low = 1,
+ .gpio = AT91_PIN_PC0,
+ },
+};
+
+static void __init cpuat91_map_io(void)
+{
+ /* Initialize processor: 18.432 MHz crystal */
+ at91rm9200_initialize(18432000, AT91RM9200_PQFP);
+
+ /* DBGU on ttyS0. (Rx & Tx only) */
+ at91_register_uart(0, 0, 0);
+
+ /* USART0 on ttyS1. (Rx, Tx, CTS, RTS) */
+ at91_register_uart(AT91RM9200_ID_US0, 1, ATMEL_UART_CTS |
+ ATMEL_UART_RTS);
+
+ /* USART1 on ttyS2. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
+ at91_register_uart(AT91RM9200_ID_US1, 2, ATMEL_UART_CTS |
+ ATMEL_UART_RTS | ATMEL_UART_DTR | ATMEL_UART_DSR |
+ ATMEL_UART_DCD | ATMEL_UART_RI);
+
+ /* USART2 on ttyS3 (Rx, Tx) */
+ at91_register_uart(AT91RM9200_ID_US2, 3, 0);
+
+ /* USART3 on ttyS4 (Rx, Tx, CTS, RTS) */
+ at91_register_uart(AT91RM9200_ID_US3, 4, ATMEL_UART_CTS |
+ ATMEL_UART_RTS);
+
+ /* set serial console to ttyS0 (ie, DBGU) */
+ at91_set_serial_console(0);
+}
+
+static void __init cpuat91_init_irq(void)
+{
+ at91rm9200_init_interrupts(NULL);
+}
+
+static struct at91_eth_data __initdata cpuat91_eth_data = {
+ .is_rmii = 1,
+};
+
+static struct at91_usbh_data __initdata cpuat91_usbh_data = {
+ .ports = 1,
+};
+
+static struct at91_udc_data __initdata cpuat91_udc_data = {
+ .vbus_pin = AT91_PIN_PC15,
+ .pullup_pin = AT91_PIN_PC14,
+};
+
+static struct at91_mmc_data __initdata cpuat91_mmc_data = {
+ .det_pin = AT91_PIN_PC2,
+ .wire4 = 1,
+};
+
+static struct physmap_flash_data cpuat91_flash_data = {
+ .width = 2,
+};
+
+static struct resource cpuat91_flash_resource = {
+ .start = AT91_CHIPSELECT_0,
+ .end = AT91_CHIPSELECT_0 + SZ_16M - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device cpuat91_norflash = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &cpuat91_flash_data,
+ },
+ .resource = &cpuat91_flash_resource,
+ .num_resources = 1,
+};
+
+#ifdef CONFIG_MTD_PLATRAM
+struct platdata_mtd_ram at91_sram_pdata = {
+ .mapname = "SRAM",
+ .bankwidth = 2,
+};
+
+static struct resource at91_sram_resource[] = {
+ [0] = {
+ .start = AT91RM9200_SRAM_BASE,
+ .end = AT91RM9200_SRAM_BASE + AT91RM9200_SRAM_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device at91_sram = {
+ .name = "mtd-ram",
+ .id = 0,
+ .resource = at91_sram_resource,
+ .num_resources = ARRAY_SIZE(at91_sram_resource),
+ .dev = {
+ .platform_data = &at91_sram_pdata,
+ },
+};
+#endif /* MTD_PLATRAM */
+
+static struct platform_device *platform_devices[] __initdata = {
+ &cpuat91_norflash,
+#ifdef CONFIG_MTD_PLATRAM
+ &at91_sram,
+#endif /* CONFIG_MTD_PLATRAM */
+};
+
+static void __init cpuat91_board_init(void)
+{
+ /* Serial */
+ at91_add_device_serial();
+ /* LEDs. */
+ at91_gpio_leds(cpuat91_leds, ARRAY_SIZE(cpuat91_leds));
+ /* Ethernet */
+ at91_add_device_eth(&cpuat91_eth_data);
+ /* USB Host */
+ at91_add_device_usbh(&cpuat91_usbh_data);
+ /* USB Device */
+ at91_add_device_udc(&cpuat91_udc_data);
+ /* MMC */
+ at91_add_device_mmc(0, &cpuat91_mmc_data);
+ /* I2C */
+ at91_add_device_i2c(NULL, 0);
+ /* Platform devices */
+ platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
+}
+
+MACHINE_START(CPUAT91, "Eukrea")
+ /* Maintainer: Eric Benard - EUKREA Electromatique */
+ .phys_io = AT91_BASE_SYS,
+ .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
+ .boot_params = AT91_SDRAM_BASE + 0x100,
+ .timer = &at91rm9200_timer,
+ .map_io = cpuat91_map_io,
+ .init_irq = cpuat91_init_irq,
+ .init_machine = cpuat91_board_init,
+MACHINE_END