ARM: tegra: trimslice: register i2c busses and devices
authorMike Rapoport <mike@compulab.co.il>
Wed, 13 Apr 2011 10:52:25 +0000 (13:52 +0300)
committerColin Cross <ccross@android.com>
Wed, 13 Jul 2011 03:38:59 +0000 (20:38 -0700)
Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Colin Cross <ccross@android.com>
arch/arm/mach-tegra/board-trimslice.c

index cda4cfd78e8417f6f8af5fe0a30e2015f074efa9..dcf5fc53f8f6219cbaa070eae0ab26d6ede0e11c 100644 (file)
@@ -23,6 +23,8 @@
 #include <linux/platform_device.h>
 #include <linux/serial_8250.h>
 #include <linux/io.h>
+#include <linux/i2c.h>
+#include <linux/i2c-tegra.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -77,6 +79,41 @@ static struct platform_device *trimslice_devices[] __initdata = {
        &tegra_sdhci_device4,
 };
 
+static struct tegra_i2c_platform_data trimslice_i2c1_platform_data = {
+       .bus_clk_rate   = 400000,
+};
+
+static struct tegra_i2c_platform_data trimslice_i2c2_platform_data = {
+       .bus_clk_rate   = 400000,
+};
+
+static struct tegra_i2c_platform_data trimslice_i2c3_platform_data = {
+       .bus_clk_rate   = 400000,
+};
+
+static struct i2c_board_info trimslice_i2c3_board_info[] = {
+       {
+               I2C_BOARD_INFO("tlv320aic23", 0x1a),
+       },
+       {
+               I2C_BOARD_INFO("em3027", 0x56),
+       },
+};
+
+static void trimslice_i2c_init(void)
+{
+       tegra_i2c_device1.dev.platform_data = &trimslice_i2c1_platform_data;
+       tegra_i2c_device2.dev.platform_data = &trimslice_i2c2_platform_data;
+       tegra_i2c_device3.dev.platform_data = &trimslice_i2c3_platform_data;
+
+       platform_device_register(&tegra_i2c_device1);
+       platform_device_register(&tegra_i2c_device2);
+       platform_device_register(&tegra_i2c_device3);
+
+       i2c_register_board_info(2, trimslice_i2c3_board_info,
+                               ARRAY_SIZE(trimslice_i2c3_board_info));
+}
+
 static void __init tegra_trimslice_fixup(struct machine_desc *desc,
        struct tag *tags, char **cmdline, struct meminfo *mi)
 {
@@ -112,6 +149,8 @@ static void __init tegra_trimslice_init(void)
        tegra_sdhci_device4.dev.platform_data = &sdhci_pdata4;
 
        platform_add_devices(trimslice_devices, ARRAY_SIZE(trimslice_devices));
+
+       trimslice_i2c_init();
 }
 
 MACHINE_START(TRIMSLICE, "trimslice")