Index: linux-2.6.24.1/arch/arm/mach-pxa/ezx-e680.c
===================================================================
--- linux-2.6.24.1.orig/arch/arm/mach-pxa/ezx-e680.c
+++ linux-2.6.24.1/arch/arm/mach-pxa/ezx-e680.c
@@ -17,6 +17,7 @@
 #include <linux/irq.h>
 #include <linux/input.h>
 #include <linux/gpio_keys.h>
+#include <linux/i2c.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -353,6 +354,19 @@
 	&e680led_device,
 };
 
+#ifdef CONFIG_I2C_BOARDINFO
+static struct i2c_board_info __initdata e680_i2c_board_info[] = {
+	{
+		I2C_BOARD_INFO("lm4857", 0x7c),
+		.type = "lm4857",
+	},
+	/* TODO when driver support is ready:
+	 * - E680 FM radio
+	 * - ... etc
+	 */
+};
+#endif
+
 static void __init e680_init(void)
 {
 	/* setup sleep mode values */
@@ -376,6 +390,11 @@
 	pxa_gpio_mode(GPIO_EMU_MUX2|GPIO_OUT);
 	clr_GPIO(GPIO_EMU_MUX2);
 
+#ifdef CONFIG_I2C_BOARDINFO
+	i2c_register_board_info(0, e680_i2c_board_info,
+				ARRAY_SIZE(e680_i2c_board_info));
+#endif
+
 	platform_add_devices(devices, ARRAY_SIZE(devices));
 }