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Code

Make the i2c driver work, as a module

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@5930 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
florian 2006-12-30 02:37:25 +00:00
parent c3e120ac97
commit 2bf7c625c7
2 changed files with 9 additions and 24 deletions
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4
target/linux/au1000-2.6/config
View File

@ -1142,7 +1142,7 @@ CONFIG_HW_RANDOM=y
# #
# I2C support # I2C support
# #
CONFIG_I2C=y CONFIG_I2C=m
CONFIG_I2C_CHARDEV=m CONFIG_I2C_CHARDEV=m
# #
@ -1160,7 +1160,7 @@ CONFIG_I2C_ALGOPCA=m
# CONFIG_I2C_ALI15X3 is not set # CONFIG_I2C_ALI15X3 is not set
# CONFIG_I2C_AMD756 is not set # CONFIG_I2C_AMD756 is not set
# CONFIG_I2C_AMD8111 is not set # CONFIG_I2C_AMD8111 is not set
CONFIG_I2C_AU1X00GPIO=y CONFIG_I2C_AU1X00GPIO=m
# CONFIG_I2C_I801 is not set # CONFIG_I2C_I801 is not set
# CONFIG_I2C_I810 is not set # CONFIG_I2C_I810 is not set
# CONFIG_I2C_PIIX4 is not set # CONFIG_I2C_PIIX4 is not set

29
target/linux/au1000-2.6/patches/010-au100_gpio_i2c.patch
View File

@ -33,7 +33,7 @@ diff -urN linux-2.6.19/drivers/i2c/busses/Makefile linux-2.6.19.new/drivers/i2c/
diff -urN linux-2.6.19/drivers/i2c/busses/i2c-au1x00gpio.c linux-2.6.19.new/drivers/i2c/busses/i2c-au1x00gpio.c diff -urN linux-2.6.19/drivers/i2c/busses/i2c-au1x00gpio.c linux-2.6.19.new/drivers/i2c/busses/i2c-au1x00gpio.c
--- linux-2.6.19/drivers/i2c/busses/i2c-au1x00gpio.c 1970-01-01 01:00:00.000000000 +0100 --- linux-2.6.19/drivers/i2c/busses/i2c-au1x00gpio.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.19.new/drivers/i2c/busses/i2c-au1x00gpio.c 2006-12-28 17:02:10.000000000 +0100 +++ linux-2.6.19.new/drivers/i2c/busses/i2c-au1x00gpio.c 2006-12-28 17:02:10.000000000 +0100
@@ -0,0 +1,421 @@ @@ -0,0 +1,406 @@
+/* ------------------------------------------------------------------------- */ +/* ------------------------------------------------------------------------- */
+/* i2c-au1x00gpio.c i2c-hw access for Au1x00 GPIO pins. */ +/* i2c-au1x00gpio.c i2c-hw access for Au1x00 GPIO pins. */
+/* ------------------------------------------------------------------------- */ +/* ------------------------------------------------------------------------- */
@ -78,11 +78,6 @@ diff -urN linux-2.6.19/drivers/i2c/busses/i2c-au1x00gpio.c linux-2.6.19.new/driv
+#include <linux/i2c.h> +#include <linux/i2c.h>
+#include <linux/i2c-algo-bit.h> +#include <linux/i2c-algo-bit.h>
+ +
+#ifndef __exit
+#define __exit __init
+#endif
+
+
+struct i2c_au1x00gpio +struct i2c_au1x00gpio
+{ +{
+ struct i2c_au1x00gpio *next; + struct i2c_au1x00gpio *next;
@ -398,11 +393,11 @@ diff -urN linux-2.6.19/drivers/i2c/busses/i2c-au1x00gpio.c linux-2.6.19.new/driv
+ +
+ +
+#ifndef CONFIG_I2C_AU1X00GPIO_SCL +#ifndef CONFIG_I2C_AU1X00GPIO_SCL
+#define CONFIG_I2C_AU1X00GPIO_SCL (216) +#define CONFIG_I2C_AU1X00GPIO_SCL (210)
+#endif +#endif
+ +
+#ifndef CONFIG_I2C_AU1X00GPIO_SDA +#ifndef CONFIG_I2C_AU1X00GPIO_SDA
+#define CONFIG_I2C_AU1X00GPIO_SDA (217) +#define CONFIG_I2C_AU1X00GPIO_SDA (9)
+#endif +#endif
+ +
+static int au1x00gpiopin_scl = CONFIG_I2C_AU1X00GPIO_SCL; +static int au1x00gpiopin_scl = CONFIG_I2C_AU1X00GPIO_SCL;
@ -410,7 +405,7 @@ diff -urN linux-2.6.19/drivers/i2c/busses/i2c-au1x00gpio.c linux-2.6.19.new/driv
+ +
+ +
+ +
+int __init i2c_bit_au1x00gpio_init(void) +static int __init i2c_bit_au1x00gpio_init(void)
+{ +{
+ printk(KERN_INFO "i2c-au1x00gpio.o: i2c Au1x00 GPIO adapter module version\n"); + printk(KERN_INFO "i2c-au1x00gpio.o: i2c Au1x00 GPIO adapter module version\n");
+ +
@ -428,7 +423,7 @@ diff -urN linux-2.6.19/drivers/i2c/busses/i2c-au1x00gpio.c linux-2.6.19.new/driv
+} +}
+ +
+ +
+void __exit i2c_bit_au1x00gpio_exit(void) +static void __exit i2c_bit_au1x00gpio_exit(void)
+{ +{
+ i2c_au1x00gpio_delete (au1x00gpiopin_scl, au1x00gpiopin_sda); + i2c_au1x00gpio_delete (au1x00gpiopin_scl, au1x00gpiopin_sda);
+} +}
@ -443,18 +438,8 @@ diff -urN linux-2.6.19/drivers/i2c/busses/i2c-au1x00gpio.c linux-2.6.19.new/driv
+MODULE_DESCRIPTION("I2C-Bus adapter routines for Au1x00 GPIO adapter."); +MODULE_DESCRIPTION("I2C-Bus adapter routines for Au1x00 GPIO adapter.");
+MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL");
+ +
+ +module_init(i2c_bit_au1x00gpio_init);
+#ifdef MODULE +module_exit(i2c_bit_au1x00gpio_exit);
+int init_module(void)
+{
+ return i2c_bit_au1x00gpio_init();
+}
+
+void cleanup_module(void)
+{
+ i2c_bit_au1x00gpio_exit();
+}
+#endif
diff -urN linux-2.6.19/include/linux/i2c-id.h linux-2.6.19.new/include/linux/i2c-id.h diff -urN linux-2.6.19/include/linux/i2c-id.h linux-2.6.19.new/include/linux/i2c-id.h
--- linux-2.6.19/include/linux/i2c-id.h 2006-11-29 22:57:37.000000000 +0100 --- linux-2.6.19/include/linux/i2c-id.h 2006-11-29 22:57:37.000000000 +0100
+++ linux-2.6.19.new/include/linux/i2c-id.h 2006-12-28 03:12:15.000000000 +0100 +++ linux-2.6.19.new/include/linux/i2c-id.h 2006-12-28 03:12:15.000000000 +0100