Add basic support for MX31PDK board.
Add basic support to the MX31PDK development board, also known
as MX31 3DS or MX31 3-stack board (http://www.freescale.com/imx31pdk).
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-mx3/Kconfig b/arch/arm/mach-mx3/Kconfig
index db9431d..dc96dde 100644
--- a/arch/arm/mach-mx3/Kconfig
+++ b/arch/arm/mach-mx3/Kconfig
@@ -21,5 +21,12 @@
Include support for MX31 LITEKIT platform. This includes specific
configurations for the board and its peripherals.
+config MACH_MX31_3DS
+ bool "Support MX31PDK (3DS)"
+ default n
+ help
+ Include support for MX31PDK (3DS) platform. This includes specific
+ configurations for the board and its peripherals.
+
endmenu
diff --git a/arch/arm/mach-mx3/Makefile b/arch/arm/mach-mx3/Makefile
index 8b21abb..10a0886 100644
--- a/arch/arm/mach-mx3/Makefile
+++ b/arch/arm/mach-mx3/Makefile
@@ -8,3 +8,4 @@
obj-$(CONFIG_MACH_MX31ADS) += mx31ads.o
obj-$(CONFIG_MACH_MX31LITE) += mx31lite.o
obj-$(CONFIG_MACH_PCM037) += pcm037.o
+obj-$(CONFIG_MACH_MX31_3DS) += mx31pdk.o
diff --git a/arch/arm/mach-mx3/mx31pdk.c b/arch/arm/mach-mx3/mx31pdk.c
new file mode 100644
index 0000000..d464d06
--- /dev/null
+++ b/arch/arm/mach-mx3/mx31pdk.c
@@ -0,0 +1,115 @@
+/*
+ * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * 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/clk.h>
+#include <linux/irq.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/time.h>
+#include <asm/memory.h>
+#include <asm/mach/map.h>
+#include <mach/common.h>
+#include <mach/board-mx31pdk.h>
+#include <mach/imx-uart.h>
+#include <mach/iomux-mx3.h>
+#include "devices.h"
+
+/*!
+ * @file mx31pdk.c
+ *
+ * @brief This file contains the board-specific initialization routines.
+ *
+ * @ingroup System
+ */
+
+static struct imxuart_platform_data uart_pdata = {
+ .flags = IMXUART_HAVE_RTSCTS,
+};
+
+static inline void mxc_init_imx_uart(void)
+{
+ 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);
+}
+
+/*!
+ * This structure defines static mappings for the i.MX31PDK board.
+ */
+static struct map_desc mx31pdk_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.
+ */
+static void __init mx31pdk_map_io(void)
+{
+ mxc_map_io();
+ iotable_init(mx31pdk_io_desc, ARRAY_SIZE(mx31pdk_io_desc));
+}
+
+/*!
+ * Board specific initialization.
+ */
+static void __init mxc_board_init(void)
+{
+ mxc_init_imx_uart();
+}
+
+static void __init mx31pdk_timer_init(void)
+{
+ mxc_clocks_init(26000000);
+ mxc_timer_init("ipg_clk.0");
+}
+
+static struct sys_timer mx31pdk_timer = {
+ .init = mx31pdk_timer_init,
+};
+
+/*
+ * The following uses standard kernel macros defined in arch.h in order to
+ * initialize __mach_desc_MX31PDK data structure.
+ */
+MACHINE_START(MX31_3DS, "Freescale MX31PDK (3DS)")
+ /* Maintainer: Freescale Semiconductor, Inc. */
+ .phys_io = AIPS1_BASE_ADDR,
+ .io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
+ .boot_params = PHYS_OFFSET + 0x100,
+ .map_io = mx31pdk_map_io,
+ .init_irq = mxc_init_irq,
+ .init_machine = mxc_board_init,
+ .timer = &mx31pdk_timer,
+MACHINE_END
diff --git a/arch/arm/plat-mxc/include/mach/board-mx31pdk.h b/arch/arm/plat-mxc/include/mach/board-mx31pdk.h
new file mode 100644
index 0000000..2b6b316
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/board-mx31pdk.h
@@ -0,0 +1,19 @@
+/*
+ * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARCH_MXC_BOARD_MX31PDK_H__
+#define __ASM_ARCH_MXC_BOARD_MX31PDK_H__
+
+/* mandatory for CONFIG_LL_DEBUG */
+
+#define MXC_LL_UART_PADDR UART1_BASE_ADDR
+#define MXC_LL_UART_VADDR AIPS1_IO_ADDRESS(UART1_BASE_ADDR)
+
+#endif /* __ASM_ARCH_MXC_BOARD_MX31PDK_H__ */
diff --git a/arch/arm/plat-mxc/include/mach/debug-macro.S b/arch/arm/plat-mxc/include/mach/debug-macro.S
index b9907be..602768b 100644
--- a/arch/arm/plat-mxc/include/mach/debug-macro.S
+++ b/arch/arm/plat-mxc/include/mach/debug-macro.S
@@ -28,6 +28,9 @@
#ifdef CONFIG_MACH_PCM038
#include <mach/board-pcm038.h>
#endif
+#ifdef CONFIG_MACH_MX31_3DS
+#include <mach/board-mx31pdk.h>
+#endif
.macro addruart,rx
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?