[ARM] MX31: basic support for mx31moboard platform
Initial support for mx31moboard platfor with 3 serial ports
and NOR Flash
Signed-off-by: Valentin Longchamp <valentin.longchamp@epfl.ch>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx3/mx31moboard.c b/arch/arm/mach-mx3/mx31moboard.c
new file mode 100644
index 0000000..c29098a
--- /dev/null
+++ b/arch/arm/mach-mx3/mx31moboard.c
@@ -0,0 +1,141 @@
+/*
+ * Copyright (C) 2008 Valentin Longchamp, EPFL Mobots group
+ *
+ * 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/platform_device.h>
+#include <linux/mtd/physmap.h>
+#include <linux/mtd/partitions.h>
+#include <linux/memory.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+#include <asm/mach/map.h>
+#include <mach/common.h>
+#include <mach/imx-uart.h>
+#include <mach/iomux-mx3.h>
+
+#include "devices.h"
+
+static struct physmap_flash_data mx31moboard_flash_data = {
+ .width = 2,
+};
+
+static struct resource mx31moboard_flash_resource = {
+ .start = 0xa0000000,
+ .end = 0xa1ffffff,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device mx31moboard_flash = {
+ .name = "physmap-flash",
+ .id = 0,
+ .dev = {
+ .platform_data = &mx31moboard_flash_data,
+ },
+ .resource = &mx31moboard_flash_resource,
+ .num_resources = 1,
+};
+
+static struct imxuart_platform_data uart_pdata = {
+ .flags = IMXUART_HAVE_RTSCTS,
+};
+
+static struct platform_device *devices[] __initdata = {
+ &mx31moboard_flash,
+};
+
+/*
+ * Board specific initialization.
+ */
+static void __init mxc_board_init(void)
+{
+ platform_add_devices(devices, ARRAY_SIZE(devices));
+
+ mxc_iomux_mode(MX31_PIN_CTS1__CTS1);
+ mxc_iomux_mode(MX31_PIN_RTS1__RTS1);
+ mxc_iomux_mode(MX31_PIN_TXD1__TXD1);
+ mxc_iomux_mode(MX31_PIN_RXD1__RXD1);
+
+ mxc_register_device(&mxc_uart_device0, &uart_pdata);
+
+ mxc_iomux_mode(MX31_PIN_CTS2__CTS2);
+ mxc_iomux_mode(MX31_PIN_RTS2__RTS2);
+ mxc_iomux_mode(MX31_PIN_TXD2__TXD2);
+ mxc_iomux_mode(MX31_PIN_RXD2__RXD2);
+
+ mxc_register_device(&mxc_uart_device1, &uart_pdata);
+
+ mxc_iomux_mode(MX31_PIN_PC_RST__CTS5);
+ mxc_iomux_mode(MX31_PIN_PC_VS2__RTS5);
+ mxc_iomux_mode(MX31_PIN_PC_BVD2__TXD5);
+ mxc_iomux_mode(MX31_PIN_PC_BVD1__RXD5);
+
+ mxc_register_device(&mxc_uart_device4, &uart_pdata);
+}
+
+/*
+ * This structure defines static mappings for the mx31moboard.
+ */
+static struct map_desc mx31moboard_io_desc[] __initdata = {
+ {
+ .virtual = AIPS1_BASE_ADDR_VIRT,
+ .pfn = __phys_to_pfn(AIPS1_BASE_ADDR),
+ .length = AIPS1_SIZE,
+ .type = MT_DEVICE_NONSHARED
+ }, {
+ .virtual = AIPS2_BASE_ADDR_VIRT,
+ .pfn = __phys_to_pfn(AIPS2_BASE_ADDR),
+ .length = AIPS2_SIZE,
+ .type = MT_DEVICE_NONSHARED
+ },
+};
+
+/*
+ * Set up static virtual mappings.
+ */
+void __init mx31moboard_map_io(void)
+{
+ mxc_map_io();
+ iotable_init(mx31moboard_io_desc, ARRAY_SIZE(mx31moboard_io_desc));
+}
+
+static void __init mx31moboard_timer_init(void)
+{
+ mxc_clocks_init(26000000);
+ mxc_timer_init("ipg_clk.0");
+}
+
+struct sys_timer mx31moboard_timer = {
+ .init = mx31moboard_timer_init,
+};
+
+MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard")
+ /* Maintainer: Valentin Longchamp, EPFL Mobots group */
+ .phys_io = AIPS1_BASE_ADDR,
+ .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
+ .boot_params = PHYS_OFFSET + 0x100,
+ .map_io = mx31moboard_map_io,
+ .init_irq = mxc_init_irq,
+ .init_machine = mxc_board_init,
+ .timer = &mx31moboard_timer,
+MACHINE_END
+