ARM: 5782/1: at91: support for eco920

CONFIG_MACH_ECO920 is enabled in at91rm9200dk_defconfig.  The name is
wrong, but this is better than adding another defconfig or don't get
compile coverage at all.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

4 files changed, 165 insertions, 0 deletions

diff --git a/arch/arm/configs/at91rm9200dk_defconfig b/arch/arm/configs/at91rm9200dk_defconfig
index 238b218394e3..c97e1022ada1 100644
--- a/arch/arm/configs/at91rm9200dk_defconfig
+++ b/arch/arm/configs/at91rm9200dk_defconfig
@@ -120,6 +120,7 @@ CONFIG_ARCH_AT91RM9200DK=y
 # CONFIG_MACH_CARMEVA is not set
 # CONFIG_MACH_KB9200 is not set
 # CONFIG_MACH_ATEB9200 is not set
+CONFIG_MACH_ECO920=y
 
 #
 # AT91RM9200 Feature Selections
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index e35d54d43e70..7878e3312861 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -163,6 +163,11 @@ config MACH_CPUAT91
           Select this if you are using the Eukrea Electromatique's
           CPUAT91 board <http://www.eukrea.com/>.
 
+config MACH_ECO920
+        bool "eco920"
+        help
+          Select this if you are using the eco920 board
+
 endif
 
 # ----------------------------------------------------------
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index f9e12bb3fb4e..709fbad4a3ee 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -35,6 +35,7 @@ obj-$(CONFIG_MACH_PICOTUX2XX)	+= board-picotux200.o
 obj-$(CONFIG_MACH_ECBAT91)      += board-ecbat91.o
 obj-$(CONFIG_MACH_YL9200)       += board-yl-9200.o
 obj-$(CONFIG_MACH_CPUAT91)      += board-cpuat91.o
+obj-$(CONFIG_MACH_ECO920)       += board-eco920.o
 
 # AT91SAM9260 board-specific support
 obj-$(CONFIG_MACH_AT91SAM9260EK) += board-sam9260ek.o
diff --git a/arch/arm/mach-at91/board-eco920.c b/arch/arm/mach-at91/board-eco920.c
new file mode 100644
index 000000000000..295a96609e71
--- /dev/null
+++ b/arch/arm/mach-at91/board-eco920.c
@@ -0,0 +1,158 @@
+/*
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/physmap.h>
+#include <linux/gpio.h>
+
+#include <asm/mach-types.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <mach/board.h>
+#include <mach/at91rm9200_mc.h>
+#include "generic.h"
+
+static void __init eco920_map_io(void)
+{
+        at91rm9200_initialize(18432000, AT91RM9200_PQFP);
+
+        /* Setup the LEDs */
+        at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1);
+
+        /* DBGU on ttyS0. (Rx & Tx only */
+        at91_register_uart(0, 0, 0);
+
+        /* set serial console to ttyS0 (ie, DBGU) */
+        at91_set_serial_console(0);
+}
+
+static void __init eco920_init_irq(void)
+{
+        at91rm9200_init_interrupts(NULL);
+}
+
+static struct at91_eth_data __initdata eco920_eth_data = {
+        .phy_irq_pin    = AT91_PIN_PC2,
+        .is_rmii        = 1,
+};
+
+static struct at91_usbh_data __initdata eco920_usbh_data = {
+        .ports          = 1,
+};
+
+static struct at91_udc_data __initdata eco920_udc_data = {
+        .vbus_pin       = AT91_PIN_PB12,
+        .pullup_pin     = AT91_PIN_PB13,
+};
+
+static struct at91_mmc_data __initdata eco920_mmc_data = {
+        .slot_b         = 0,
+        .wire4          = 0,
+};
+
+static struct physmap_flash_data eco920_flash_data = {
+        .width  = 2,
+};
+
+static struct resource eco920_flash_resource = {
+        .start          = 0x11000000,
+        .end            = 0x11ffffff,
+        .flags          = IORESOURCE_MEM,
+};
+
+static struct platform_device eco920_flash = {
+        .name           = "physmap-flash",
+        .id             = 0,
+        .dev            = {
+                .platform_data  = &eco920_flash_data,
+        },
+        .resource       = &eco920_flash_resource,
+        .num_resources  = 1,
+};
+
+static struct resource at91_beeper_resources[] = {
+        [0] = {
+                .start          = AT91RM9200_BASE_TC3,
+                .end            = AT91RM9200_BASE_TC3 + 0x39,
+                .flags          = IORESOURCE_MEM,
+        },
+};
+
+static struct platform_device at91_beeper = {
+        .name           = "at91_beeper",
+        .id             = 0,
+        .resource       = at91_beeper_resources,
+        .num_resources  = ARRAY_SIZE(at91_beeper_resources),
+};
+
+static struct spi_board_info eco920_spi_devices[] = {
+        {       /* CAN controller */
+                .modalias       = "tlv5638",
+                .chip_select    = 3,
+                .max_speed_hz   = 20 * 1000 * 1000,
+                .mode           = SPI_CPHA,
+        },
+};
+
+static void __init eco920_board_init(void)
+{
+        at91_add_device_serial();
+        at91_add_device_eth(&eco920_eth_data);
+        at91_add_device_usbh(&eco920_usbh_data);
+        at91_add_device_udc(&eco920_udc_data);
+
+        at91_add_device_mmc(0, &eco920_mmc_data);
+        platform_device_register(&eco920_flash);
+
+        at91_sys_write(AT91_SMC_CSR(7), AT91_SMC_RWHOLD_(1)
+                                | AT91_SMC_RWSETUP_(1)
+                                | AT91_SMC_DBW_8
+                                | AT91_SMC_WSEN
+                                | AT91_SMC_NWS_(15));
+
+        at91_set_A_periph(AT91_PIN_PC6, 1);
+
+        at91_set_gpio_input(AT91_PIN_PA23, 0);
+        at91_set_deglitch(AT91_PIN_PA23, 1);
+
+/* Initialization of the Static Memory Controller for Chip Select 3 */
+        at91_sys_write(AT91_SMC_CSR(3),
+                AT91_SMC_DBW_16  |      /* 16 bit */
+                AT91_SMC_WSEN    |
+                AT91_SMC_NWS_(5) |      /* wait states */
+                AT91_SMC_TDF_(1)        /* float time */
+        );
+
+        at91_clock_associate("tc3_clk", &at91_beeper.dev, "at91_beeper");
+        at91_set_B_periph(AT91_PIN_PB6, 0);
+        platform_device_register(&at91_beeper);
+
+        at91_add_device_spi(eco920_spi_devices, ARRAY_SIZE(eco920_spi_devices));
+}
+
+MACHINE_START(ECO920, "eco920")
+        /* Maintainer: Sascha Hauer */
+        .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         = eco920_map_io,
+        .init_irq       = eco920_init_irq,
+        .init_machine   = eco920_board_init,
+MACHINE_END