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authorHerbert Xu <herbert@gondor.apana.org.au>2010-05-03 07:28:58 +0400
committerHerbert Xu <herbert@gondor.apana.org.au>2010-05-03 07:28:58 +0400
commitdf2071bd081408318d659cd14a9cf6ff23d874c9 (patch)
treeb31291b5fd4b9f84c629833afbfaa8d431857475 /arch/arm/plat-samsung/dev-i2c1.c
parent97e3d94aac1c3e95bd04d1b186479a4df3663ab8 (diff)
parentbe1066bbcd443a65df312fdecea7e4959adedb45 (diff)
downloadlinux-df2071bd081408318d659cd14a9cf6ff23d874c9.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/arm/plat-samsung/dev-i2c1.c')
-rw-r--r--arch/arm/plat-samsung/dev-i2c1.c69
1 files changed, 69 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/dev-i2c1.c b/arch/arm/plat-samsung/dev-i2c1.c
new file mode 100644
index 000000000000..858ee2a0414c
--- /dev/null
+++ b/arch/arm/plat-samsung/dev-i2c1.c
@@ -0,0 +1,69 @@
+/* linux/arch/arm/plat-s3c/dev-i2c1.c
+ *
+ * Copyright 2008-2009 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ * http://armlinux.simtec.co.uk/
+ *
+ * S3C series device definition for i2c device 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.
+*/
+
+#include <linux/gfp.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+
+#include <mach/irqs.h>
+#include <mach/map.h>
+
+#include <plat/regs-iic.h>
+#include <plat/iic.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+static struct resource s3c_i2c_resource[] = {
+ [0] = {
+ .start = S3C_PA_IIC1,
+ .end = S3C_PA_IIC1 + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_IIC1,
+ .end = IRQ_IIC1,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device s3c_device_i2c1 = {
+ .name = "s3c2410-i2c",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(s3c_i2c_resource),
+ .resource = s3c_i2c_resource,
+};
+
+static struct s3c2410_platform_i2c default_i2c_data1 __initdata = {
+ .flags = 0,
+ .bus_num = 1,
+ .slave_addr = 0x10,
+ .frequency = 100*1000,
+ .sda_delay = 100,
+};
+
+void __init s3c_i2c1_set_platdata(struct s3c2410_platform_i2c *pd)
+{
+ struct s3c2410_platform_i2c *npd;
+
+ if (!pd)
+ pd = &default_i2c_data1;
+
+ npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL);
+ if (!npd)
+ printk(KERN_ERR "%s: no memory for platform data\n", __func__);
+ else if (!npd->cfg_gpio)
+ npd->cfg_gpio = s3c_i2c1_cfg_gpio;
+
+ s3c_device_i2c1.dev.platform_data = npd;
+}