[ARM] 4979/1: [AT91] Olimex SAM9-L9260 board support

Support for the Olimex SAM9-L9260 board.
 <http://www.olimex.com/dev/sam9-L9260.html>

Original patch from Ivan Vasilev.

Signed-off-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

3 files changed, 208 insertions, 1 deletions

diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index bbb2520d645a..6aaa0b665fc8 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -140,6 +140,13 @@ config MACH_CAM60
           Select this if you are using KwikByte's KB9260 (CAM60) board based on the Atmel AT91SAM9260.
           <http://www.kwikbyte.com/KB9260.html>
 
+config MACH_SAM9_L9260
+        bool "Olimex SAM9-L9260 board"
+        depends on ARCH_AT91SAM9260
+        help
+          Select this if you are using Olimex's SAM9-L9260 board based on the Atmel AT91SAM9260.
+          <http://www.olimex.com/dev/sam9-L9260.html>
+
 endif
 
 # ----------------------------------------------------------
@@ -223,7 +230,7 @@ comment "AT91 Board Options"
 
 config MTD_AT91_DATAFLASH_CARD
         bool "Enable DataFlash Card support"
-        depends on (ARCH_AT91RM9200DK || MACH_AT91RM9200EK || MACH_AT91SAM9260EK || MACH_AT91SAM9261EK || MACH_AT91SAM9263EK || MACH_AT91CAP9ADK)
+        depends on (ARCH_AT91RM9200DK || MACH_AT91RM9200EK || MACH_AT91SAM9260EK || MACH_AT91SAM9261EK || MACH_AT91SAM9263EK || MACH_AT91CAP9ADK || MACH_SAM9_L9260)
         help
           Enable support for the DataFlash card.
 
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index 7e083ca84e37..1050372ef9af 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -33,6 +33,7 @@ obj-$(CONFIG_MACH_PICOTUX2XX)	+= board-picotux200.o
 # AT91SAM9260 board-specific support
 obj-$(CONFIG_MACH_AT91SAM9260EK) += board-sam9260ek.o
 obj-$(CONFIG_MACH_CAM60)        += board-cam60.o
+obj-$(CONFIG_MACH_SAM9_L9260)   += board-sam9-l9260.o
 
 # AT91SAM9261 board-specific support
 obj-$(CONFIG_MACH_AT91SAM9261EK) += board-sam9261ek.o
diff --git a/arch/arm/mach-at91/board-sam9-l9260.c b/arch/arm/mach-at91/board-sam9-l9260.c
new file mode 100644
index 000000000000..8f76af5e219a
--- /dev/null
+++ b/arch/arm/mach-at91/board-sam9-l9260.c
@@ -0,0 +1,199 @@
+/*
+ * linux/arch/arm/mach-at91/board-sam9-l9260.c
+ *
+ *  Copyright (C) 2005 SAN People
+ *  Copyright (C) 2006 Atmel
+ *  Copyright (C) 2007 Olimex Ltd
+ *
+ * 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 <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 "generic.h"
+
+
+static void __init ek_map_io(void)
+{
+        /* Initialize processor: 18.432 MHz crystal */
+        at91sam9260_initialize(18432000);
+
+        /* Setup the LEDs */
+        at91_init_leds(AT91_PIN_PA9, AT91_PIN_PA6);
+
+        /* DBGU 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);
+
+        /* set serial console to ttyS0 (ie, DBGU) */
+        at91_set_serial_console(0);
+}
+
+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_MMC_AT91)
+        {       /* DataFlash chip */
+                .modalias       = "mtd_dataflash",
+                .chip_select    = 1,
+                .max_speed_hz   = 15 * 1000 * 1000,
+                .bus_num        = 0,
+        },
+#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
+        {       /* DataFlash card */
+                .modalias       = "mtd_dataflash",
+                .chip_select    = 0,
+                .max_speed_hz   = 15 * 1000 * 1000,
+                .bus_num        = 0,
+        },
+#endif
+#endif
+};
+
+
+/*
+ * MACB Ethernet device
+ */
+static struct at91_eth_data __initdata ek_macb_data = {
+        .phy_irq_pin    = AT91_PIN_PA7,
+        .is_rmii        = 0,
+};
+
+
+/*
+ * NAND flash
+ */
+static struct mtd_partition __initdata ek_nand_partition[] = {
+        {
+                .name   = "Bootloader Area",
+                .offset = 0,
+                .size   = 10 * 1024 * 1024,
+        },
+        {
+                .name   = "User Area",
+                .offset = 10 * 1024 * 1024,
+                .size   = MTDPART_SIZ_FULL,
+        },
+};
+
+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         = 1,
+        .wire4          = 1,
+        .det_pin        = AT91_PIN_PC8,
+        .wp_pin         = AT91_PIN_PC4,
+//      .vcc_pin        = ... not connected
+};
+
+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);
+        /* Ethernet */
+        at91_add_device_eth(&ek_macb_data);
+        /* MMC */
+        at91_add_device_mmc(0, &ek_mmc_data);
+        /* I2C */
+        at91_add_device_i2c(NULL, 0);
+}
+
+MACHINE_START(SAM9_L9260, "Olimex SAM9-L9260")
+        /* Maintainer: Olimex */
+        .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