Merge branch 'master' into tk71

[mv-sheeva.git] / arch / arm / plat-samsung / dev-i2c3.c

diff --git a/arch/arm/plat-samsung/dev-i2c3.c b/arch/arm/plat-samsung/dev-i2c3.c
new file mode 100644 (file)
index 0000000..8586a10
--- /dev/null
+++ b/arch/arm/plat-samsung/dev-i2c3.c
@@ -0,0 +1,68 @@
+/* linux/arch/arm/plat-samsung/dev-i2c3.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *             http://www.samsung.com/
+ *
+ * S5P series device definition for i2c device 3
+ *
+ * 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_IIC3,
+               .end    = S3C_PA_IIC3 + SZ_4K - 1,
+               .flags  = IORESOURCE_MEM,
+       },
+       [1] = {
+               .start  = IRQ_IIC3,
+               .end    = IRQ_IIC3,
+               .flags  = IORESOURCE_IRQ,
+       },
+};
+
+struct platform_device s3c_device_i2c3 = {
+       .name           = "s3c2440-i2c",
+       .id             = 3,
+       .num_resources  = ARRAY_SIZE(s3c_i2c_resource),
+       .resource       = s3c_i2c_resource,
+};
+
+static struct s3c2410_platform_i2c default_i2c_data3 __initdata = {
+       .flags          = 0,
+       .bus_num        = 3,
+       .slave_addr     = 0x10,
+       .frequency      = 100*1000,
+       .sda_delay      = 100,
+};
+
+void __init s3c_i2c3_set_platdata(struct s3c2410_platform_i2c *pd)
+{
+       struct s3c2410_platform_i2c *npd;
+
+       if (!pd)
+               pd = &default_i2c_data3;
+
+       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_i2c3_cfg_gpio;
+
+       s3c_device_i2c3.dev.platform_data = npd;
+}