]> pilppa.com Git - linux-2.6-omap-h63xx.git/commitdiff
[ARM] 5240/1: AT91: eeproms on sam9260ek, sam9263ek
authorDavid Brownell <dbrownell@users.sourceforge.net>
Thu, 4 Sep 2008 23:34:50 +0000 (00:34 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Thu, 18 Sep 2008 22:11:56 +0000 (23:11 +0100)
The at91sam9260 and at91sam9263 EK boards have 64 KiB I2C EEPROMs.
This patch declares them in the board init code so the new at24
driver will use them.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Acked-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/mach-at91/board-sam9260ek.c
arch/arm/mach-at91/board-sam9263ek.c

index cb20e70b3b06293b405172fc82c575b957de3ccf..0a53c038b518dd410b80155eda287423cb3c2ca5 100644 (file)
@@ -27,6 +27,7 @@
 #include <linux/spi/spi.h>
 #include <linux/spi/at73c213.h>
 #include <linux/clk.h>
+#include <linux/i2c/at24.h>
 
 #include <mach/hardware.h>
 #include <asm/setup.h>
@@ -222,6 +223,23 @@ static struct gpio_led ek_leds[] = {
        }
 };
 
+/*
+ * I2C devices
+ */
+static struct at24_platform_data at24c512 = {
+       .byte_len       = SZ_512K / 8,
+       .page_size      = 128,
+       .flags          = AT24_FLAG_ADDR16,
+};
+
+static struct i2c_board_info __initdata ek_i2c_devices[] = {
+       {
+               I2C_BOARD_INFO("24c512", 0x50),
+               .platform_data = &at24c512,
+       },
+       /* more devices can be added using expansion connectors */
+};
+
 static void __init ek_board_init(void)
 {
        /* Serial */
@@ -239,7 +257,7 @@ static void __init ek_board_init(void)
        /* MMC */
        at91_add_device_mmc(0, &ek_mmc_data);
        /* I2C */
-       at91_add_device_i2c(NULL, 0);
+       at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
        /* SSC (to AT73C213) */
        at73c213_set_clk(&at73c213_data);
        at91_add_device_ssc(AT91SAM9260_ID_SSC, ATMEL_SSC_TX);
index b1d11960a735f75dee6b4d982b4023e390088bf0..c51f2eb3874b0eb192575c4fe1391eb7c63dd30c 100644 (file)
@@ -26,6 +26,7 @@
 #include <linux/platform_device.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/ads7846.h>
+#include <linux/i2c/at24.h>
 #include <linux/fb.h>
 #include <linux/gpio_keys.h>
 #include <linux/input.h>
@@ -202,6 +203,24 @@ static struct atmel_nand_data __initdata ek_nand_data = {
 };
 
 
+/*
+ * I2C devices
+ */
+static struct at24_platform_data at24c512 = {
+       .byte_len       = SZ_512K / 8,
+       .page_size      = 128,
+       .flags          = AT24_FLAG_ADDR16,
+};
+
+
+static struct i2c_board_info __initdata ek_i2c_devices[] = {
+       {
+               I2C_BOARD_INFO("24c512", 0x50),
+               .platform_data = &at24c512,
+       },
+       /* more devices can be added using expansion connectors */
+};
+
 /*
  * LCD Controller
  */
@@ -360,7 +379,7 @@ static void __init ek_board_init(void)
        /* NAND */
        at91_add_device_nand(&ek_nand_data);
        /* I2C */
-       at91_add_device_i2c(NULL, 0);
+       at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
        /* LCD Controller */
        at91_add_device_lcdc(&ek_lcdc_data);
        /* Push Buttons */