[ARM] JIVE: Add i2c device info for LIS302DL sensor
authorBen Dooks <ben-linux@fluff.org>
Thu, 3 Jul 2008 10:24:35 +0000 (11:24 +0100)
committerBen Dooks <ben-linux@fluff.org>
Thu, 3 Jul 2008 15:51:26 +0000 (16:51 +0100)
Add i2c bus definition for the LIS302DL sensor driver
which is connected on the i2c bus.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
arch/arm/mach-s3c2412/mach-jive.c

index 2e6350d68779b8a02795cdd79caf7dc7cba48626..7f5d0025060da682099f7a6f3e46571bb7e98404 100644 (file)
@@ -20,6 +20,7 @@
 #include <linux/delay.h>
 #include <linux/serial_core.h>
 #include <linux/platform_device.h>
+#include <linux/i2c.h>
 
 #include <video/ili9320.h>
 
@@ -34,6 +35,7 @@
 
 #include <asm/plat-s3c/regs-serial.h>
 #include <asm/plat-s3c/nand.h>
+#include <asm/plat-s3c/iic.h>
 
 #include <asm/arch/regs-power.h>
 #include <asm/arch/regs-gpio.h>
@@ -396,7 +398,7 @@ static void jive_lcd_spi_chipselect(struct s3c2410_spigpio_info *spi, int cs)
 }
 
 static struct s3c2410_spigpio_info jive_lcd_spi = {
-       .bus_num        = 1,
+       .bus_num        = 0,
        .pin_clk        = S3C2410_GPG8,
        .pin_mosi       = S3C2410_GPB8,
        .chip_select    = jive_lcd_spi_chipselect,
@@ -449,6 +451,24 @@ static struct spi_board_info __initdata jive_spi_devs[] = {
        },
 };
 
+/* I2C bus and device configuration. */
+
+static struct s3c2410_platform_i2c jive_i2c_cfg = {
+       .max_freq       = 80 * 1000,
+       .bus_freq       = 50 * 1000,
+       .flags          = S3C_IICFLG_FILTER,
+       .sda_delay      = 2,
+};
+
+static struct i2c_board_info jive_i2c_devs[] = {
+       [0] = {
+               I2C_BOARD_INFO("lis302dl", 0x1c),
+               .irq    = IRQ_EINT14,
+       },
+};
+
+/* The platform devices being used. */
+
 static struct platform_device *jive_devices[] __initdata = {
        &s3c_device_usb,
        &s3c_device_rtc,
@@ -638,6 +658,9 @@ static void __init jive_machine_init(void)
 
        spi_register_board_info(jive_spi_devs, ARRAY_SIZE(jive_spi_devs));
 
+       s3c_device_i2c.dev.platform_data = &jive_i2c_cfg;
+       i2c_register_board_info(0, jive_i2c_devs, ARRAY_SIZE(jive_i2c_devs));
+
        platform_add_devices(jive_devices, ARRAY_SIZE(jive_devices));
 }