Consolidated all the ixp4xx i2c gpio patches into a copy of the patch from nslu2-linux which has been pushed upstream via the i2c maintainer.

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10153 3c298f89-4303-0410-b956-a3cf2f4a3e73

6 files changed, 232 insertions, 223 deletions

diff --git a/target/linux/ixp4xx/patches-2.6.23/020-ixp4xx_i2c_gpio.patch b/target/linux/ixp4xx/patches-2.6.23/020-ixp4xx_i2c_gpio.patch
new file mode 100644
index 0000000000..b1b5612320
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.23/020-ixp4xx_i2c_gpio.patch
@@ -0,0 +1,232 @@
+Migrate all ixp4xx devices to the bitbanging I2C bus driver utilizing
+the arch-neutral GPIO API (linux/i2c-gpio.h).
+
+Tested by the nslu2-linux and openwrt projects in public firmware releases.
+
+Acked-by: Rod Whitby <rod@whitby.id.au>
+Signed-off-by: Michael-Luke Jones <mlj28@cam.ac.uk>
+
+Index: linux-2.6.24-rc6-armeb/arch/arm/mach-ixp4xx/nslu2-setup.c
+===================================================================
+--- linux-2.6.24-rc6-armeb.orig/arch/arm/mach-ixp4xx/nslu2-setup.c	2008-01-05 18:10:05.000000000 +1030
++++ linux-2.6.24-rc6-armeb/arch/arm/mach-ixp4xx/nslu2-setup.c	2008-01-05 18:10:10.000000000 +1030
+@@ -18,6 +18,7 @@
+ #include <linux/serial.h>
+ #include <linux/serial_8250.h>
+ #include <linux/leds.h>
++#include <linux/i2c-gpio.h>
+ 
+ #include <asm/mach-types.h>
+ #include <asm/mach/arch.h>
+@@ -41,7 +42,7 @@
+ 	.resource		= &nslu2_flash_resource,
+ };
+ 
+-static struct ixp4xx_i2c_pins nslu2_i2c_gpio_pins = {
++static struct i2c_gpio_platform_data nslu2_i2c_gpio_data = {
+ 	.sda_pin		= NSLU2_SDA_PIN,
+ 	.scl_pin		= NSLU2_SCL_PIN,
+ };
+@@ -82,11 +83,12 @@
+ };
+ #endif
+ 
+-static struct platform_device nslu2_i2c_controller = {
+-	.name			= "IXP4XX-I2C",
++static struct platform_device nslu2_i2c_gpio = {
++	.name			= "i2c-gpio",
+ 	.id			= 0,
+-	.dev.platform_data	= &nslu2_i2c_gpio_pins,
+-	.num_resources		= 0,
++	.dev	 = {
++		.platform_data	= &nslu2_i2c_gpio_data,
++	},
+ };
+ 
+ static struct platform_device nslu2_beeper = {
+@@ -139,7 +141,7 @@
+ };
+ 
+ static struct platform_device *nslu2_devices[] __initdata = {
+-	&nslu2_i2c_controller,
++	&nslu2_i2c_gpio,
+ 	&nslu2_flash,
+ 	&nslu2_beeper,
+ #ifdef CONFIG_LEDS_IXP4XX
+Index: linux-2.6.24-rc6-armeb/arch/arm/mach-ixp4xx/nas100d-setup.c
+===================================================================
+--- linux-2.6.24-rc6-armeb.orig/arch/arm/mach-ixp4xx/nas100d-setup.c	2008-01-05 18:10:05.000000000 +1030
++++ linux-2.6.24-rc6-armeb/arch/arm/mach-ixp4xx/nas100d-setup.c	2008-01-05 18:10:10.000000000 +1030
+@@ -16,6 +16,7 @@
+ #include <linux/serial.h>
+ #include <linux/serial_8250.h>
+ #include <linux/leds.h>
++#include <linux/i2c-gpio.h>
+ 
+ #include <asm/mach-types.h>
+ #include <asm/mach/arch.h>
+@@ -68,16 +69,17 @@
+ };
+ #endif
+ 
+-static struct ixp4xx_i2c_pins nas100d_i2c_gpio_pins = {
++static struct i2c_gpio_platform_data nas100d_i2c_gpio_data = {
+ 	.sda_pin		= NAS100D_SDA_PIN,
+ 	.scl_pin		= NAS100D_SCL_PIN,
+ };
+ 
+-static struct platform_device nas100d_i2c_controller = {
+-	.name			= "IXP4XX-I2C",
++static struct platform_device nas100d_i2c_gpio = {
++	.name			= "i2c-gpio",
+ 	.id			= 0,
+-	.dev.platform_data	= &nas100d_i2c_gpio_pins,
+-	.num_resources		= 0,
++	.dev	 = {
++		.platform_data	= &nas100d_i2c_gpio_data,
++	},
+ };
+ 
+ static struct resource nas100d_uart_resources[] = {
+@@ -124,7 +126,7 @@
+ };
+ 
+ static struct platform_device *nas100d_devices[] __initdata = {
+-	&nas100d_i2c_controller,
++	&nas100d_i2c_gpio,
+ 	&nas100d_flash,
+ #ifdef CONFIG_LEDS_IXP4XX
+ 	&nas100d_leds,
+Index: linux-2.6.24-rc6-armeb/arch/arm/mach-ixp4xx/avila-setup.c
+===================================================================
+--- linux-2.6.24-rc6-armeb.orig/arch/arm/mach-ixp4xx/avila-setup.c	2008-01-05 18:10:05.000000000 +1030
++++ linux-2.6.24-rc6-armeb/arch/arm/mach-ixp4xx/avila-setup.c	2008-01-05 18:10:10.000000000 +1030
+@@ -18,6 +18,7 @@
+ #include <linux/tty.h>
+ #include <linux/serial_8250.h>
+ #include <linux/slab.h>
++#include <linux/i2c-gpio.h>
+ 
+ #include <asm/types.h>
+ #include <asm/setup.h>
+@@ -47,18 +48,17 @@
+ 	.resource	= &avila_flash_resource,
+ };
+ 
+-static struct ixp4xx_i2c_pins avila_i2c_gpio_pins = {
++static struct i2c_gpio_platform_data avila_i2c_gpio_data = {
+ 	.sda_pin	= AVILA_SDA_PIN,
+ 	.scl_pin	= AVILA_SCL_PIN,
+ };
+ 
+-static struct platform_device avila_i2c_controller = {
+-	.name		= "IXP4XX-I2C",
++static struct platform_device avila_i2c_gpio = {
++	.name		= "i2c-gpio",
+ 	.id		= 0,
+-	.dev		= {
+-		.platform_data = &avila_i2c_gpio_pins,
++	.dev	 = {
++		.platform_data	= &avila_i2c_gpio_data,
+ 	},
+-	.num_resources	= 0
+ };
+ 
+ static struct resource avila_uart_resources[] = {
+@@ -133,7 +133,7 @@
+ };
+ 
+ static struct platform_device *avila_devices[] __initdata = {
+-	&avila_i2c_controller,
++	&avila_i2c_gpio,
+ 	&avila_flash,
+ 	&avila_uart
+ };
+Index: linux-2.6.24-rc6-armeb/arch/arm/mach-ixp4xx/dsmg600-setup.c
+===================================================================
+--- linux-2.6.24-rc6-armeb.orig/arch/arm/mach-ixp4xx/dsmg600-setup.c	2008-01-05 18:10:05.000000000 +1030
++++ linux-2.6.24-rc6-armeb/arch/arm/mach-ixp4xx/dsmg600-setup.c	2008-01-05 18:10:10.000000000 +1030
+@@ -14,6 +14,7 @@
+ #include <linux/kernel.h>
+ #include <linux/serial.h>
+ #include <linux/serial_8250.h>
++#include <linux/i2c-gpio.h>
+ 
+ #include <asm/mach-types.h>
+ #include <asm/mach/arch.h>
+@@ -37,15 +38,17 @@
+ 	.resource		= &dsmg600_flash_resource,
+ };
+ 
+-static struct ixp4xx_i2c_pins dsmg600_i2c_gpio_pins = {
++static struct i2c_gpio_platform_data dsmg600_i2c_gpio_data = {
+ 	.sda_pin		= DSMG600_SDA_PIN,
+ 	.scl_pin		= DSMG600_SCL_PIN,
+ };
+ 
+-static struct platform_device dsmg600_i2c_controller = {
+-	.name			= "IXP4XX-I2C",
++static struct platform_device dsmg600_i2c_gpio = {
++	.name			= "i2c-gpio",
+ 	.id			= 0,
+-	.dev.platform_data	= &dsmg600_i2c_gpio_pins,
++	.dev	 = {
++		.platform_data	= &dsmg600_i2c_gpio_data,
++	},
+ };
+ 
+ #ifdef CONFIG_LEDS_CLASS
+@@ -116,7 +119,7 @@
+ };
+ 
+ static struct platform_device *dsmg600_devices[] __initdata = {
+-	&dsmg600_i2c_controller,
++	&dsmg600_i2c_gpio,
+ 	&dsmg600_flash,
+ };
+ 
+Index: linux-2.6.24-rc6-armeb/arch/arm/mach-ixp4xx/ixdp425-setup.c
+===================================================================
+--- linux-2.6.24-rc6-armeb.orig/arch/arm/mach-ixp4xx/ixdp425-setup.c	2008-01-05 18:10:05.000000000 +1030
++++ linux-2.6.24-rc6-armeb/arch/arm/mach-ixp4xx/ixdp425-setup.c	2008-01-05 18:10:10.000000000 +1030
+@@ -15,6 +15,7 @@
+ #include <linux/tty.h>
+ #include <linux/serial_8250.h>
+ #include <linux/slab.h>
++#include <linux/i2c-gpio.h>
+ #include <linux/io.h>
+ #include <linux/mtd/mtd.h>
+ #include <linux/mtd/nand.h>
+@@ -120,18 +121,17 @@
+ };
+ #endif	/* CONFIG_MTD_NAND_PLATFORM */
+ 
+-static struct ixp4xx_i2c_pins ixdp425_i2c_gpio_pins = {
++static struct i2c_gpio_platform_data ixdp425_i2c_gpio_data = {
+ 	.sda_pin	= IXDP425_SDA_PIN,
+ 	.scl_pin	= IXDP425_SCL_PIN,
+ };
+ 
+-static struct platform_device ixdp425_i2c_controller = {
+-	.name		= "IXP4XX-I2C",
++static struct platform_device ixdp425_i2c_gpio = {
++	.name		= "i2c-gpio",
+ 	.id		= 0,
+-	.dev		= {
+-		.platform_data = &ixdp425_i2c_gpio_pins,
++	.dev	 = {
++		.platform_data	= &ixdp425_i2c_gpio_data,
+ 	},
+-	.num_resources	= 0
+ };
+ 
+ static struct resource ixdp425_uart_resources[] = {
+@@ -178,7 +178,7 @@
+ };
+ 
+ static struct platform_device *ixdp425_devices[] __initdata = {
+-	&ixdp425_i2c_controller,
++	&ixdp425_i2c_gpio,
+ 	&ixdp425_flash,
+ #if defined(CONFIG_MTD_NAND_PLATFORM) || \
+     defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
diff --git a/target/linux/ixp4xx/patches-2.6.23/021-nslu2_i2c_gpio_driver_support.patch b/target/linux/ixp4xx/patches-2.6.23/021-nslu2_i2c_gpio_driver_support.patch
deleted file mode 100644
index 8917050a61..0000000000
--- a/target/linux/ixp4xx/patches-2.6.23/021-nslu2_i2c_gpio_driver_support.patch
+++ /dev/null
@@ -1,47 +0,0 @@
-diff --git a/arch/arm/mach-ixp4xx/nslu2-setup.c b/arch/arm/mach-ixp4xx/nslu2-setup.c
-index 9bf8ccb..77277d2 100644
---- a/arch/arm/mach-ixp4xx/nslu2-setup.c
-+++ b/arch/arm/mach-ixp4xx/nslu2-setup.c
-@@ -18,6 +18,7 @@
- #include <linux/serial.h>
- #include <linux/serial_8250.h>
- #include <linux/leds.h>
-+#include <linux/i2c-gpio.h>
- 
- #include <asm/mach-types.h>
- #include <asm/mach/arch.h>
-@@ -41,7 +42,7 @@ static struct platform_device nslu2_flash = {
- 	.resource		= &nslu2_flash_resource,
- };
- 
--static struct ixp4xx_i2c_pins nslu2_i2c_gpio_pins = {
-+static struct i2c_gpio_platform_data nslu2_i2c_gpio_data = {
- 	.sda_pin		= NSLU2_SDA_PIN,
- 	.scl_pin		= NSLU2_SCL_PIN,
- };
-@@ -82,11 +83,12 @@ static struct platform_device nslu2_leds = {
- };
- #endif
- 
--static struct platform_device nslu2_i2c_controller = {
--	.name			= "IXP4XX-I2C",
-+static struct platform_device nslu2_i2c_gpio = {
-+	.name			= "i2c-gpio",
- 	.id			= 0,
--	.dev.platform_data	= &nslu2_i2c_gpio_pins,
--	.num_resources		= 0,
-+	.dev	 = {
-+		.platform_data	= &nslu2_i2c_gpio_data,
-+	},
- };
- 
- static struct platform_device nslu2_beeper = {
-@@ -139,7 +141,7 @@ static struct platform_device nslu2_uart = {
- };
- 
- static struct platform_device *nslu2_devices[] __initdata = {
--	&nslu2_i2c_controller,
-+	&nslu2_i2c_gpio,
- 	&nslu2_flash,
- 	&nslu2_beeper,
- #ifdef CONFIG_LEDS_IXP4XX
diff --git a/target/linux/ixp4xx/patches-2.6.23/022-nas100d_i2c_gpio_driver_support.patch b/target/linux/ixp4xx/patches-2.6.23/022-nas100d_i2c_gpio_driver_support.patch
deleted file mode 100644
index 1725565aef..0000000000
--- a/target/linux/ixp4xx/patches-2.6.23/022-nas100d_i2c_gpio_driver_support.patch
+++ /dev/null
@@ -1,44 +0,0 @@
-diff --git a/arch/arm/mach-ixp4xx/nas100d-setup.c b/arch/arm/mach-ixp4xx/nas100d-setup.c
-index 78a1741..54d884f 100644
---- a/arch/arm/mach-ixp4xx/nas100d-setup.c
-+++ b/arch/arm/mach-ixp4xx/nas100d-setup.c
-@@ -16,6 +16,7 @@
- #include <linux/serial.h>
- #include <linux/serial_8250.h>
- #include <linux/leds.h>
-+#include <linux/i2c-gpio.h>
- 
- #include <asm/mach-types.h>
- #include <asm/mach/arch.h>
-@@ -68,16 +69,17 @@ static struct platform_device nas100d_leds = {
- };
- #endif
- 
--static struct ixp4xx_i2c_pins nas100d_i2c_gpio_pins = {
-+static struct i2c_gpio_platform_data nas100d_i2c_gpio_data = {
- 	.sda_pin		= NAS100D_SDA_PIN,
- 	.scl_pin		= NAS100D_SCL_PIN,
- };
- 
--static struct platform_device nas100d_i2c_controller = {
--	.name			= "IXP4XX-I2C",
-+static struct platform_device nas100d_i2c_gpio = {
-+	.name			= "i2c-gpio",
- 	.id			= 0,
--	.dev.platform_data	= &nas100d_i2c_gpio_pins,
--	.num_resources		= 0,
-+	.dev	 = {
-+		.platform_data	= &nas100d_i2c_gpio_data,
-+	},
- };
- 
- static struct resource nas100d_uart_resources[] = {
-@@ -124,7 +126,7 @@ static struct platform_device nas100d_uart = {
- };
- 
- static struct platform_device *nas100d_devices[] __initdata = {
--	&nas100d_i2c_controller,
-+	&nas100d_i2c_gpio,
- 	&nas100d_flash,
- #ifdef CONFIG_LEDS_IXP4XX
- 	&nas100d_leds,
diff --git a/target/linux/ixp4xx/patches-2.6.23/023-avila_i2c_gpio_driver_support.patch b/target/linux/ixp4xx/patches-2.6.23/023-avila_i2c_gpio_driver_support.patch
deleted file mode 100644
index a2794f42ab..0000000000
--- a/target/linux/ixp4xx/patches-2.6.23/023-avila_i2c_gpio_driver_support.patch
+++ /dev/null
@@ -1,45 +0,0 @@
-Index: linux-2.6.22-rc3-git2-armeb/arch/arm/mach-ixp4xx/avila-setup.c
-===================================================================
---- linux-2.6.22-rc3-git2-armeb.orig/arch/arm/mach-ixp4xx/avila-setup.c	2007-05-31 04:05:33.000000000 -0700
-+++ linux-2.6.22-rc3-git2-armeb/arch/arm/mach-ixp4xx/avila-setup.c	2007-05-31 04:12:50.000000000 -0700
-@@ -18,6 +18,7 @@
- #include <linux/tty.h>
- #include <linux/serial_8250.h>
- #include <linux/slab.h>
-+#include <linux/i2c-gpio.h>
- 
- #include <asm/types.h>
- #include <asm/setup.h>
-@@ -47,18 +48,17 @@
- 	.resource	= &avila_flash_resource,
- };
- 
--static struct ixp4xx_i2c_pins avila_i2c_gpio_pins = {
-+static struct i2c_gpio_platform_data avila_i2c_gpio_data = {
- 	.sda_pin	= AVILA_SDA_PIN,
- 	.scl_pin	= AVILA_SCL_PIN,
- };
- 
--static struct platform_device avila_i2c_controller = {
--	.name		= "IXP4XX-I2C",
-+static struct platform_device avila_i2c_gpio = {
-+	.name		= "i2c-gpio",
- 	.id		= 0,
--	.dev		= {
--		.platform_data = &avila_i2c_gpio_pins,
-+	.dev	 = {
-+		.platform_data	= &avila_i2c_gpio_data,
- 	},
--	.num_resources	= 0
- };
- 
- static struct resource avila_uart_resources[] = {
-@@ -133,7 +133,7 @@
- };
- 
- static struct platform_device *avila_devices[] __initdata = {
--	&avila_i2c_controller,
-+	&avila_i2c_gpio,
- 	&avila_flash,
- 	&avila_uart
- };
diff --git a/target/linux/ixp4xx/patches-2.6.23/025-dsmg600_i2c_gpio_driver_support.patch b/target/linux/ixp4xx/patches-2.6.23/025-dsmg600_i2c_gpio_driver_support.patch
deleted file mode 100644
index bbb8025fcb..0000000000
--- a/target/linux/ixp4xx/patches-2.6.23/025-dsmg600_i2c_gpio_driver_support.patch
+++ /dev/null
@@ -1,43 +0,0 @@
-Index: linux-2.6.22-rc3-git2-armeb/arch/arm/mach-ixp4xx/dsmg600-setup.c
-===================================================================
---- linux-2.6.22-rc3-git2-armeb.orig/arch/arm/mach-ixp4xx/dsmg600-setup.c	2007-05-31 04:05:30.000000000 -0700
-+++ linux-2.6.22-rc3-git2-armeb/arch/arm/mach-ixp4xx/dsmg600-setup.c	2007-05-31 04:13:02.000000000 -0700
-@@ -14,6 +14,7 @@
- #include <linux/kernel.h>
- #include <linux/serial.h>
- #include <linux/serial_8250.h>
-+#include <linux/i2c-gpio.h>
- 
- #include <asm/mach-types.h>
- #include <asm/mach/arch.h>
-@@ -37,15 +38,17 @@
- 	.resource		= &dsmg600_flash_resource,
- };
- 
--static struct ixp4xx_i2c_pins dsmg600_i2c_gpio_pins = {
-+static struct i2c_gpio_platform_data dsmg600_i2c_gpio_data = {
- 	.sda_pin		= DSMG600_SDA_PIN,
- 	.scl_pin		= DSMG600_SCL_PIN,
- };
- 
--static struct platform_device dsmg600_i2c_controller = {
--	.name			= "IXP4XX-I2C",
-+static struct platform_device dsmg600_i2c_gpio = {
-+	.name			= "i2c-gpio",
- 	.id			= 0,
--	.dev.platform_data	= &dsmg600_i2c_gpio_pins,
-+	.dev	 = {
-+		.platform_data	= &dsmg600_i2c_gpio_data,
-+	},
- };
- 
- #ifdef CONFIG_LEDS_CLASS
-@@ -116,7 +119,7 @@
- };
- 
- static struct platform_device *dsmg600_devices[] __initdata = {
--	&dsmg600_i2c_controller,
-+	&dsmg600_i2c_gpio,
- 	&dsmg600_flash,
- };
- 
diff --git a/target/linux/ixp4xx/patches-2.6.23/026-ixdp425_i2c_gpio_driver_support.patch b/target/linux/ixp4xx/patches-2.6.23/026-ixdp425_i2c_gpio_driver_support.patch
deleted file mode 100644
index 9e090d953c..0000000000
--- a/target/linux/ixp4xx/patches-2.6.23/026-ixdp425_i2c_gpio_driver_support.patch
+++ /dev/null
@@ -1,44 +0,0 @@
-diff -uprN linux-2.6.23.orig/arch/arm/mach-ixp4xx/ixdp425-setup.c linux-2.6.23/arch/arm/mach-ixp4xx/ixdp425-setup.c
---- linux-2.6.23.orig/arch/arm/mach-ixp4xx/ixdp425-setup.c	2007-10-09 15:31:38.000000000 -0500
-+++ linux-2.6.23/arch/arm/mach-ixp4xx/ixdp425-setup.c	2007-10-11 01:01:02.000000000 -0500
-@@ -15,6 +15,7 @@
- #include <linux/tty.h>
- #include <linux/serial_8250.h>
- #include <linux/slab.h>
-+#include <linux/i2c-gpio.h>
- #include <linux/io.h>
- #include <linux/mtd/mtd.h>
- #include <linux/mtd/nand.h>
-@@ -120,18 +121,17 @@ static struct platform_device ixdp425_fl
- };
- #endif	/* CONFIG_MTD_NAND_PLATFORM */
- 
--static struct ixp4xx_i2c_pins ixdp425_i2c_gpio_pins = {
-+static struct i2c_gpio_platform_data ixdp425_i2c_gpio_data = {
- 	.sda_pin	= IXDP425_SDA_PIN,
- 	.scl_pin	= IXDP425_SCL_PIN,
- };
- 
--static struct platform_device ixdp425_i2c_controller = {
--	.name		= "IXP4XX-I2C",
-+static struct platform_device ixdp425_i2c_gpio = {
-+	.name		= "i2c-gpio",
- 	.id		= 0,
--	.dev		= {
--		.platform_data = &ixdp425_i2c_gpio_pins,
-+	.dev	 = {
-+		.platform_data	= &ixdp425_i2c_gpio_data,
- 	},
--	.num_resources	= 0
- };
- 
- static struct resource ixdp425_uart_resources[] = {
-@@ -178,7 +178,7 @@ static struct platform_device ixdp425_ua
- };
- 
- static struct platform_device *ixdp425_devices[] __initdata = {
--	&ixdp425_i2c_controller,
-+	&ixdp425_i2c_gpio,
- 	&ixdp425_flash,
- #if defined(CONFIG_MTD_NAND_PLATFORM) || \
-     defined(CONFIG_MTD_NAND_PLATFORM_MODULE)