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-rw-r--r--arch/arm/mach-mx3/Makefile2
-rw-r--r--arch/arm/mach-mx3/mx31lite-db.c71
-rw-r--r--arch/arm/mach-mx3/mx31lite.c36
-rw-r--r--arch/arm/plat-mxc/include/mach/board-mx31lite.h39
4 files changed, 121 insertions, 27 deletions
diff --git a/arch/arm/mach-mx3/Makefile b/arch/arm/mach-mx3/Makefile
index 6b9775471be..ed492d32b66 100644
--- a/arch/arm/mach-mx3/Makefile
+++ b/arch/arm/mach-mx3/Makefile
@@ -9,7 +9,7 @@ obj-$(CONFIG_ARCH_MX31) += clock.o iomux.o
obj-$(CONFIG_ARCH_MX35) += clock-imx35.o
obj-$(CONFIG_MACH_MX31ADS) += mx31ads.o
obj-$(CONFIG_MACH_MX31LILLY) += mx31lilly.o mx31lilly-db.o
-obj-$(CONFIG_MACH_MX31LITE) += mx31lite.o
+obj-$(CONFIG_MACH_MX31LITE) += mx31lite.o mx31lite-db.o
obj-$(CONFIG_MACH_PCM037) += pcm037.o
obj-$(CONFIG_MACH_PCM037_EET) += pcm037_eet.o
obj-$(CONFIG_MACH_MX31_3DS) += mx31pdk.o
diff --git a/arch/arm/mach-mx3/mx31lite-db.c b/arch/arm/mach-mx3/mx31lite-db.c
new file mode 100644
index 00000000000..751d15ec0b0
--- /dev/null
+++ b/arch/arm/mach-mx3/mx31lite-db.c
@@ -0,0 +1,71 @@
+/*
+ * LogicPD i.MX31 SOM-LV development board support
+ *
+ * Copyright (c) 2009 Daniel Mack <daniel@caiaq.de>
+ *
+ * based on code for other MX31 boards,
+ *
+ * Copyright 2005-2007 Freescale Semiconductor
+ * Copyright (c) 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>
+ * Copyright (C) 2009 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/kernel.h>
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/gpio.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <mach/hardware.h>
+#include <mach/common.h>
+#include <mach/imx-uart.h>
+#include <mach/iomux-mx3.h>
+#include <mach/board-mx31lite.h>
+
+#include "devices.h"
+
+/*
+ * This file contains board-specific initialization routines for the
+ * LogicPD i.MX31 SOM-LV development board, aka 'LiteKit'.
+ * If you design an own baseboard for the module, use this file as base
+ * for support code.
+ */
+
+static unsigned int litekit_db_board_pins[] __initdata = {
+ /* UART1 */
+ MX31_PIN_CTS1__CTS1,
+ MX31_PIN_RTS1__RTS1,
+ MX31_PIN_TXD1__TXD1,
+ MX31_PIN_RXD1__RXD1,
+};
+
+/* UART */
+static struct imxuart_platform_data uart_pdata __initdata = {
+ .flags = IMXUART_HAVE_RTSCTS,
+};
+
+void __init mx31lite_db_init(void)
+{
+ mxc_iomux_setup_multiple_pins(litekit_db_board_pins,
+ ARRAY_SIZE(litekit_db_board_pins),
+ "development board pins");
+ mxc_register_device(&mxc_uart_device0, &uart_pdata);
+}
+
diff --git a/arch/arm/mach-mx3/mx31lite.c b/arch/arm/mach-mx3/mx31lite.c
index a8d57decdfd..dc993a87816 100644
--- a/arch/arm/mach-mx3/mx31lite.c
+++ b/arch/arm/mach-mx3/mx31lite.c
@@ -42,23 +42,14 @@
#include "devices.h"
/*
- * This file contains the board-specific initialization routines.
+ * This file contains the module-specific initialization routines.
*/
static unsigned int mx31lite_pins[] = {
- /* UART1 */
- MX31_PIN_CTS1__CTS1,
- MX31_PIN_RTS1__RTS1,
- MX31_PIN_TXD1__TXD1,
- MX31_PIN_RXD1__RXD1,
/* LAN9117 IRQ pin */
IOMUX_MODE(MX31_PIN_SFS6, IOMUX_CONFIG_GPIO),
};
-static struct imxuart_platform_data uart_pdata = {
- .flags = IMXUART_HAVE_RTSCTS,
-};
-
static struct mxc_nand_platform_data mx31lite_nand_board_info = {
.width = 1,
.hw_ecc = 1,
@@ -118,17 +109,27 @@ void __init mx31lite_map_io(void)
iotable_init(mx31lite_io_desc, ARRAY_SIZE(mx31lite_io_desc));
}
-/*
- * Board specific initialization.
- */
+static int mx31lite_baseboard;
+core_param(mx31lite_baseboard, mx31lite_baseboard, int, 0444);
+
static void __init mxc_board_init(void)
{
int ret;
+ switch (mx31lite_baseboard) {
+ case MX31LITE_NOBOARD:
+ break;
+ case MX31LITE_DB:
+ mx31lite_db_init();
+ break;
+ default:
+ printk(KERN_ERR "Illegal mx31lite_baseboard type %d\n",
+ mx31lite_baseboard);
+ }
+
mxc_iomux_setup_multiple_pins(mx31lite_pins, ARRAY_SIZE(mx31lite_pins),
"mx31lite");
- mxc_register_device(&mxc_uart_device0, &uart_pdata);
mxc_register_device(&mxc_nand_device, &mx31lite_nand_board_info);
/* SMSC9117 IRQ pin */
@@ -150,12 +151,7 @@ struct sys_timer mx31lite_timer = {
.init = mx31lite_timer_init,
};
-/*
- * The following uses standard kernel macros defined in arch.h in order to
- * initialize __mach_desc_MX31LITE data structure.
- */
-
-MACHINE_START(MX31LITE, "LogicPD MX31 LITEKIT")
+MACHINE_START(MX31LITE, "LogicPD i.MX31 SOM")
/* Maintainer: Freescale Semiconductor, Inc. */
.phys_io = AIPS1_BASE_ADDR,
.io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
diff --git a/arch/arm/plat-mxc/include/mach/board-mx31lite.h b/arch/arm/plat-mxc/include/mach/board-mx31lite.h
index 8e64325d690..0184b638c26 100644
--- a/arch/arm/plat-mxc/include/mach/board-mx31lite.h
+++ b/arch/arm/plat-mxc/include/mach/board-mx31lite.h
@@ -1,15 +1,42 @@
/*
* Copyright 2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright (C) 2009 Daniel Mack <daniel@caiaq.de>
+ *
+ * Based on code for mobots boards,
+ * Copyright (C) 2009 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
*/
+#ifndef __ASM_ARCH_MXC_BOARD_MX31LITE_H__
+#define __ASM_ARCH_MXC_BOARD_MX31LITE_H__
+
+#ifndef __ASSEMBLY__
+
+enum mx31lilly_boards {
+ MX31LITE_NOBOARD = 0,
+ MX31LITE_DB = 1,
+};
+
/*
- * 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.
+ * This CPU module needs a baseboard to work. After basic initializing
+ * its own devices, it calls baseboard's init function.
*/
-#ifndef __ASM_ARCH_MXC_BOARD_MX31LITE_H__
-#define __ASM_ARCH_MXC_BOARD_MX31LITE_H__
+extern void mx31lite_db_init(void);
-#endif /* __ASM_ARCH_MXC_BOARD_MX31LITE_H__ */
+#endif
+#endif /* __ASM_ARCH_MXC_BOARD_MX31LITE_H__ */
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