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mx31: Add device definitions for the i.MX3x I2C controllers

The i.MX I2C driver has not yet been merged into mainline but it is
near to that and the device defintions don't depend directly on it
so we can add the devices now.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Mark Brown 16 年之前
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共有 2 个文件被更改,包括 63 次插入0 次删除
  1. 60 0
      arch/arm/mach-mx3/devices.c
  2. 3 0
      arch/arm/mach-mx3/devices.h

+ 60 - 0
arch/arm/mach-mx3/devices.c

@@ -180,3 +180,63 @@ struct platform_device mxc_nand_device = {
 	.num_resources = ARRAY_SIZE(mxc_nand_resources),
 	.resource = mxc_nand_resources,
 };
+
+static struct resource mxc_i2c0_resources[] = {
+	{
+		.start = I2C_BASE_ADDR,
+		.end = I2C_BASE_ADDR + SZ_4K - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	{
+		.start = MXC_INT_I2C,
+		.end = MXC_INT_I2C,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device mxc_i2c_device0 = {
+	.name = "imx-i2c",
+	.id = 0,
+	.num_resources = ARRAY_SIZE(mxc_i2c0_resources),
+	.resource = mxc_i2c0_resources,
+};
+
+static struct resource mxc_i2c1_resources[] = {
+	{
+		.start = I2C2_BASE_ADDR,
+		.end = I2C2_BASE_ADDR + SZ_4K - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	{
+		.start = MXC_INT_I2C2,
+		.end = MXC_INT_I2C2,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device mxc_i2c_device1 = {
+	.name = "imx-i2c",
+	.id = 1,
+	.num_resources = ARRAY_SIZE(mxc_i2c1_resources),
+	.resource = mxc_i2c1_resources,
+};
+
+static struct resource mxc_i2c2_resources[] = {
+	{
+		.start = I2C3_BASE_ADDR,
+		.end = I2C3_BASE_ADDR + SZ_4K - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	{
+		.start = MXC_INT_I2C3,
+		.end = MXC_INT_I2C3,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device mxc_i2c_device2 = {
+	.name = "imx-i2c",
+	.id = 2,
+	.num_resources = ARRAY_SIZE(mxc_i2c2_resources),
+	.resource = mxc_i2c2_resources,
+};

+ 3 - 0
arch/arm/mach-mx3/devices.h

@@ -6,3 +6,6 @@ extern struct platform_device mxc_uart_device3;
 extern struct platform_device mxc_uart_device4;
 extern struct platform_device mxc_w1_master_device;
 extern struct platform_device mxc_nand_device;
+extern struct platform_device mxc_i2c_device0;
+extern struct platform_device mxc_i2c_device1;
+extern struct platform_device mxc_i2c_device2;