[GIT PULL 1/3] ARM: tegra: trimslice: register i2c busses and devices

Mike Rapoport mike at compulab.co.il
Wed May 11 07:07:38 EDT 2011


Signed-off-by: Mike Rapoport <mike at compulab.co.il>
---
 arch/arm/mach-tegra/board-trimslice.c |   39 +++++++++++++++++++++++++++++++++
 1 files changed, 39 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-tegra/board-trimslice.c b/arch/arm/mach-tegra/board-trimslice.c
index cda4cfd..dcf5fc5 100644
--- a/arch/arm/mach-tegra/board-trimslice.c
+++ b/arch/arm/mach-tegra/board-trimslice.c
@@ -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")
-- 
1.7.3.1




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