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authorJens Axboe <jens.axboe@oracle.com>2010-05-21 21:27:26 +0200
committerJens Axboe <jens.axboe@oracle.com>2010-05-21 21:27:26 +0200
commitee9a3607fb03e804ddf624544105f4e34260c380 (patch)
treece41b6e0fa10982a306f6c142a92dbf3c9961284 /arch/arm/mach-ux500/cpu-db8500.c
parentb492e95be0ae672922f4734acf3f5d35c30be948 (diff)
parentd515e86e639890b33a09390d062b0831664f04a2 (diff)
Merge branch 'master' into for-2.6.35
Conflicts: fs/ext3/fsync.c Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'arch/arm/mach-ux500/cpu-db8500.c')
-rw-r--r--arch/arm/mach-ux500/cpu-db8500.c78
1 files changed, 78 insertions, 0 deletions
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
new file mode 100644
index 00000000000..d04299f3b6b
--- /dev/null
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2008-2009 ST-Ericsson
+ *
+ * Author: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
+ *
+ * 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.
+ *
+ */
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/amba/bus.h>
+#include <linux/irq.h>
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+
+#include <asm/mach/map.h>
+#include <mach/hardware.h>
+#include <mach/setup.h>
+#include <mach/devices.h>
+
+static struct platform_device *platform_devs[] __initdata = {
+ &u8500_gpio_devs[0],
+ &u8500_gpio_devs[1],
+ &u8500_gpio_devs[2],
+ &u8500_gpio_devs[3],
+ &u8500_gpio_devs[4],
+ &u8500_gpio_devs[5],
+ &u8500_gpio_devs[6],
+ &u8500_gpio_devs[7],
+ &u8500_gpio_devs[8],
+};
+
+/* minimum static i/o mapping required to boot U8500 platforms */
+static struct map_desc u8500_io_desc[] __initdata = {
+ __IO_DEV_DESC(U8500_PRCMU_BASE, SZ_4K),
+ __IO_DEV_DESC(U8500_GPIO0_BASE, SZ_4K),
+ __IO_DEV_DESC(U8500_GPIO1_BASE, SZ_4K),
+ __IO_DEV_DESC(U8500_GPIO2_BASE, SZ_4K),
+ __IO_DEV_DESC(U8500_GPIO3_BASE, SZ_4K),
+};
+
+static struct map_desc u8500ed_io_desc[] __initdata = {
+ __IO_DEV_DESC(U8500_MTU0_BASE_ED, SZ_4K),
+ __IO_DEV_DESC(U8500_CLKRST7_BASE_ED, SZ_8K),
+};
+
+static struct map_desc u8500v1_io_desc[] __initdata = {
+ __IO_DEV_DESC(U8500_MTU0_BASE, SZ_4K),
+};
+
+void __init u8500_map_io(void)
+{
+ ux500_map_io();
+
+ iotable_init(u8500_io_desc, ARRAY_SIZE(u8500_io_desc));
+
+ if (cpu_is_u8500ed())
+ iotable_init(u8500ed_io_desc, ARRAY_SIZE(u8500ed_io_desc));
+ else
+ iotable_init(u8500v1_io_desc, ARRAY_SIZE(u8500v1_io_desc));
+}
+
+/*
+ * This function is called from the board init
+ */
+void __init u8500_init_devices(void)
+{
+ ux500_init_devices();
+
+ /* Register the platform devices */
+ platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs));
+
+ return ;
+}