[ARM] 5057/1: [AT91] Calao Systems - board files

Add support for three AT91-based boards available from Calao Systems:
USB_A9260, USB_A9263 and QIL_A9260.

Signed-off-by: Grégory Hermant <gregory.hermant@calao-systems.com>
Signed-off-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 255 insertions, 0 deletions

diff --git a/arch/arm/mach-at91/board-qil-a9260.c b/arch/arm/mach-at91/board-qil-a9260.c
new file mode 100644
index 000000000000..99b4ec3818d6
--- /dev/null
+++ b/arch/arm/mach-at91/board-qil-a9260.c
@@ -0,0 +1,255 @@
+/*
+ * linux/arch/arm/mach-at91/board-qil-a9260.c
+ *
+ *  Copyright (C) 2005 SAN People
+ *  Copyright (C) 2006 Atmel
+ *  Copyright (C) 2007 Calao-systems
+ *
+ * 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/spi/spi.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
+#include <linux/clk.h>
+
+#include <asm/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 <asm/arch/board.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/at91_shdwc.h>
+
+#include "generic.h"
+
+
+static void __init ek_map_io(void)
+{
+        /* Initialize processor: 12.000 MHz crystal */
+        at91sam9260_initialize(12000000);
+
+        /* DGBU on ttyS0. (Rx & Tx only) */
+        at91_register_uart(0, 0, 0);
+
+        /* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
+        at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
+                           | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
+                           | ATMEL_UART_RI);
+
+        /* USART1 on ttyS2. (Rx, Tx, CTS, RTS) */
+        at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
+
+        /* USART2 on ttyS3. (Rx, Tx, CTS, RTS) */
+        at91_register_uart(AT91SAM9260_ID_US2, 3, ATMEL_UART_CTS | ATMEL_UART_RTS);
+
+        /* set serial console to ttyS1 (ie, USART0) */
+        at91_set_serial_console(1);
+
+}
+
+static void __init ek_init_irq(void)
+{
+        at91sam9260_init_interrupts(NULL);
+}
+
+
+/*
+ * USB Host port
+ */
+static struct at91_usbh_data __initdata ek_usbh_data = {
+        .ports          = 2,
+};
+
+/*
+ * USB Device port
+ */
+static struct at91_udc_data __initdata ek_udc_data = {
+        .vbus_pin       = AT91_PIN_PC5,
+        .pullup_pin     = 0,            /* pull-up driven by UDC */
+};
+
+/*
+ * SPI devices.
+ */
+static struct spi_board_info ek_spi_devices[] = {
+#if defined(CONFIG_RTC_DRV_M41T94)
+        {       /* M41T94 RTC */
+                .modalias       = "m41t94",
+                .chip_select    = 0,
+                .max_speed_hz   = 1 * 1000 * 1000,
+                .bus_num        = 0,
+        }
+#endif
+};
+
+/*
+ * MACB Ethernet device
+ */
+static struct at91_eth_data __initdata ek_macb_data = {
+        .phy_irq_pin    = AT91_PIN_PA31,
+        .is_rmii        = 1,
+};
+
+/*
+ * NAND flash
+ */
+static struct mtd_partition __initdata ek_nand_partition[] = {
+        {
+                .name   = "Uboot & Kernel",
+                .offset = 0x00000000,
+                .size   = 16 * 1024 * 1024,
+        },
+        {
+                .name   = "Root FS",
+                .offset = 0x01000000,
+                .size   = 120 * 1024 * 1024,
+        },
+        {
+                .name   = "FS",
+                .offset = 0x08800000,
+                .size   = 120 * 1024 * 1024,
+        },
+};
+
+static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
+{
+        *num_partitions = ARRAY_SIZE(ek_nand_partition);
+        return ek_nand_partition;
+}
+
+static struct at91_nand_data __initdata ek_nand_data = {
+        .ale            = 21,
+        .cle            = 22,
+//      .det_pin        = ... not connected
+        .rdy_pin        = AT91_PIN_PC13,
+        .enable_pin     = AT91_PIN_PC14,
+        .partition_info = nand_partitions,
+#if defined(CONFIG_MTD_NAND_AT91_BUSWIDTH_16)
+        .bus_width_16   = 1,
+#else
+        .bus_width_16   = 0,
+#endif
+};
+
+/*
+ * MCI (SD/MMC)
+ */
+static struct at91_mmc_data __initdata ek_mmc_data = {
+        .slot_b         = 0,
+        .wire4          = 1,
+//      .det_pin        = ... not connected
+//      .wp_pin         = ... not connected
+//      .vcc_pin        = ... not connected
+};
+
+/*
+ * GPIO Buttons
+ */
+#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+static struct gpio_keys_button ek_buttons[] = {
+        {       /* USER PUSH BUTTON */
+                .code           = KEY_ENTER,
+                .gpio           = AT91_PIN_PB10,
+                .active_low     = 1,
+                .desc           = "user_pb",
+                .wakeup         = 1,
+        }
+};
+
+static struct gpio_keys_platform_data ek_button_data = {
+        .buttons        = ek_buttons,
+        .nbuttons       = ARRAY_SIZE(ek_buttons),
+};
+
+static struct platform_device ek_button_device = {
+        .name           = "gpio-keys",
+        .id             = -1,
+        .num_resources  = 0,
+        .dev            = {
+                .platform_data  = &ek_button_data,
+        }
+};
+
+static void __init ek_add_device_buttons(void)
+{
+        at91_set_GPIO_periph(AT91_PIN_PB10, 1); /* user push button, pull up enabled */
+        at91_set_deglitch(AT91_PIN_PB10, 1);
+
+        platform_device_register(&ek_button_device);
+}
+#else
+static void __init ek_add_device_buttons(void) {}
+#endif
+
+/*
+ * LEDs
+ */
+static struct gpio_led ek_leds[] = {
+        {       /* user_led (green) */
+                .name                   = "user_led",
+                .gpio                   = AT91_PIN_PB21,
+                .active_low             = 0,
+                .default_trigger        = "heartbeat",
+        }
+};
+
+static void __init ek_board_init(void)
+{
+        /* Serial */
+        at91_add_device_serial();
+        /* USB Host */
+        at91_add_device_usbh(&ek_usbh_data);
+        /* USB Device */
+        at91_add_device_udc(&ek_udc_data);
+        /* SPI */
+        at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
+        /* NAND */
+        at91_add_device_nand(&ek_nand_data);
+        /* I2C */
+        at91_add_device_i2c(NULL, 0);
+        /* Ethernet */
+        at91_add_device_eth(&ek_macb_data);
+        /* MMC */
+        at91_add_device_mmc(0, &ek_mmc_data);
+        /* Push Buttons */
+        ek_add_device_buttons();
+        /* LEDs */
+        at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
+        /* shutdown controller, wakeup button (5 msec low) */
+        at91_sys_write(AT91_SHDW_MR, AT91_SHDW_CPTWK0_(10) | AT91_SHDW_WKMODE0_LOW
+                                | AT91_SHDW_RTTWKEN);
+}
+
+MACHINE_START(QIL_A9260, "CALAO QIL_A9260")
+        /* Maintainer: calao-systems */
+        .phys_io        = AT91_BASE_SYS,
+        .io_pg_offst    = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
+        .boot_params    = AT91_SDRAM_BASE + 0x100,
+        .timer          = &at91sam926x_timer,
+        .map_io         = ek_map_io,
+        .init_irq       = ek_init_irq,
+        .init_machine   = ek_board_init,
+MACHINE_END