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authorKomal Shah <komal_shah802003@yahoo.com>2008-09-08 10:41:28 +0400
committerKevin Hilman <khilman@deeprootsystems.com>2008-09-17 11:31:42 +0400
commitd395e6ad98912b52a299999ab667de9a1f393c91 (patch)
tree1ce5767c12884c6326f702d9eeac998c0af4864c /arch/arm/mach-davinci/devices.c
parentdce1115bc32d66237102a4c925e1e0a5e82b9945 (diff)
downloadlinux-d395e6ad98912b52a299999ab667de9a1f393c91.tar.xz
ARM: DaVinci: i2c setup
Davinci I2C initialization infrastructure; will be used by EVM init. [ dbrownell@users.sourceforge.net: pass platform data into init code ] Signed-off-by: Komal Shah <komal_shah802003@yahoo.com> Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Diffstat (limited to 'arch/arm/mach-davinci/devices.c')
-rw-r--r--arch/arm/mach-davinci/devices.c48
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/devices.c b/arch/arm/mach-davinci/devices.c
new file mode 100644
index 000000000000..3d4b1de8f898
--- /dev/null
+++ b/arch/arm/mach-davinci/devices.c
@@ -0,0 +1,48 @@
+/*
+ * mach-davinci/devices.c
+ *
+ * DaVinci platform device setup/initialization
+ *
+ * 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.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/io.h>
+
+#include <asm/mach/map.h>
+
+#include <mach/hardware.h>
+#include <mach/i2c.h>
+
+static struct resource i2c_resources[] = {
+ {
+ .start = DAVINCI_I2C_BASE,
+ .end = DAVINCI_I2C_BASE + 0x40,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = IRQ_I2C,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device davinci_i2c_device = {
+ .name = "i2c_davinci",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(i2c_resources),
+ .resource = i2c_resources,
+};
+
+void __init davinci_init_i2c(struct davinci_i2c_platform_data *pdata)
+{
+ davinci_i2c_device.dev.platform_data = pdata;
+ (void) platform_device_register(&davinci_i2c_device);
+}
+