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authorAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
committerAnton Arapov <anton@redhat.com>2012-04-16 10:05:28 +0200
commitb4b6116a13633898cf868f2f103c96a90c4c20f8 (patch)
tree93d1b7e2cfcdf473d8d4ff3ad141fa864f8491f6 /arch/arm/mach-at91/board-rm9200ek.c
parentedd4be777c953e5faafc80d091d3084b4343f5d3 (diff)
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fedora kernel: d9aad82f3319f3cfd1aebc01234254ef0c37ad84v3.3.2-1
Signed-off-by: Anton Arapov <anton@redhat.com>
Diffstat (limited to 'arch/arm/mach-at91/board-rm9200ek.c')
-rw-r--r--arch/arm/mach-at91/board-rm9200ek.c199
1 files changed, 199 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-rm9200ek.c b/arch/arm/mach-at91/board-rm9200ek.c
new file mode 100644
index 00000000000..ef7c12a9224
--- /dev/null
+++ b/arch/arm/mach-at91/board-rm9200ek.c
@@ -0,0 +1,199 @@
+/*
+ * linux/arch/arm/mach-at91/board-rm9200ek.c
+ *
+ * Copyright (C) 2005 SAN People
+ *
+ * Epson S1D framebuffer glue code is:
+ * Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org>
+ *
+ * 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/gpio.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/spi/spi.h>
+#include <linux/mtd/physmap.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/hardware.h>
+#include <mach/board.h>
+#include <mach/at91rm9200_mc.h>
+
+#include "generic.h"
+
+
+static void __init ek_init_early(void)
+{
+ /* Initialize processor: 18.432 MHz crystal */
+ at91_initialize(18432000);
+
+ /* Setup the LEDs */
+ at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2);
+
+ /* DBGU on ttyS0. (Rx & Tx only) */
+ at91_register_uart(0, 0, 0);
+
+ /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
+ at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
+ | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
+ | ATMEL_UART_RI);
+
+ /* set serial console to ttyS0 (ie, DBGU) */
+ at91_set_serial_console(0);
+}
+
+static struct macb_platform_data __initdata ek_eth_data = {
+ .phy_irq_pin = AT91_PIN_PC4,
+ .is_rmii = 1,
+};
+
+static struct at91_usbh_data __initdata ek_usbh_data = {
+ .ports = 2,
+ .vbus_pin = {-EINVAL, -EINVAL},
+ .overcurrent_pin= {-EINVAL, -EINVAL},
+};
+
+static struct at91_udc_data __initdata ek_udc_data = {
+ .vbus_pin = AT91_PIN_PD4,
+ .pullup_pin = AT91_PIN_PD5,
+};
+
+#ifndef CONFIG_MTD_AT91_DATAFLASH_CARD
+static struct at91_mmc_data __initdata ek_mmc_data = {
+ .det_pin = AT91_PIN_PB27,
+ .slot_b = 0,
+ .wire4 = 1,
+ .wp_pin = AT91_PIN_PA17,
+ .vcc_pin = -EINVAL,
+};
+#endif
+
+static struct spi_board_info ek_spi_devices[] = {
+ { /* DataFlash chip */
+ .modalias = "mtd_dataflash",
+ .chip_select = 0,
+ .max_speed_hz = 15 * 1000 * 1000,
+ },
+#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
+ { /* DataFlash card */
+ .modalias = "mtd_dataflash",
+ .chip_select = 3,
+ .max_speed_hz = 15 * 1000 * 1000,
+ },
+#endif
+};
+
+static struct i2c_board_info __initdata ek_i2c_devices[] = {
+ {
+ I2C_BOARD_INFO("ics1523", 0x26),
+ },
+ {
+ I2C_BOARD_INFO("dac3550", 0x4d),
+ }
+};
+
+#define EK_FLASH_BASE AT91_CHIPSELECT_0
+#define EK_FLASH_SIZE SZ_2M
+
+static struct physmap_flash_data ek_flash_data = {
+ .width = 2,
+};
+
+static struct resource ek_flash_resource = {
+ .start = EK_FLASH_BASE,
+ .end = EK_FLASH_BASE + EK_FLASH_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device ek_flash = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &ek_flash_data,
+ },
+ .resource = &ek_flash_resource,
+ .num_resources = 1,
+};
+
+static struct gpio_led ek_leds[] = {
+ { /* "user led 1", DS2 */
+ .name = "green",
+ .gpio = AT91_PIN_PB0,
+ .active_low = 1,
+ .default_trigger = "mmc0",
+ },
+ { /* "user led 2", DS4 */
+ .name = "yellow",
+ .gpio = AT91_PIN_PB1,
+ .active_low = 1,
+ .default_trigger = "heartbeat",
+ },
+ { /* "user led 3", DS6 */
+ .name = "red",
+ .gpio = AT91_PIN_PB2,
+ .active_low = 1,
+ }
+};
+
+static void __init ek_board_init(void)
+{
+ /* Serial */
+ at91_add_device_serial();
+ /* Ethernet */
+ at91_add_device_eth(&ek_eth_data);
+ /* USB Host */
+ at91_add_device_usbh(&ek_usbh_data);
+ /* USB Device */
+ at91_add_device_udc(&ek_udc_data);
+ at91_set_multi_drive(ek_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
+ /* I2C */
+ at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
+ /* SPI */
+ at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
+#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
+ /* DataFlash card */
+ at91_set_gpio_output(AT91_PIN_PB22, 0);
+#else
+ /* MMC */
+ at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
+ at91_add_device_mmc(0, &ek_mmc_data);
+#endif
+ /* NOR Flash */
+ platform_device_register(&ek_flash);
+ /* LEDs */
+ at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
+ /* VGA */
+// ek_add_device_video();
+}
+
+MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK")
+ /* Maintainer: SAN People/Atmel */
+ .timer = &at91rm9200_timer,
+ .map_io = at91_map_io,
+ .init_early = ek_init_early,
+ .init_irq = at91_init_irq_default,
+ .init_machine = ek_board_init,
+MACHINE_END