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authorClaudio Mignanti <c.mignanti@gmail.com>2009-10-01 15:44:28 +0000
committerClaudio Mignanti <c.mignanti@gmail.com>2009-10-01 15:44:28 +0000
commitef368dfc0573e03b9e58c806c1668d6762f4f799 (patch)
tree52aefba1b99e11ba12fe48d9f362e25465b37bff /target/linux
parent054c54512f1120f037142964b0e51190d11b8904 (diff)
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Implement sysfs interface for some specific cris driver
SVN-Revision: 17805
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/etrax/patches-2.6.30/600-create-device-serial.patch44
-rw-r--r--target/linux/etrax/patches-2.6.30/610-create-the-gpio-devices.patch50
-rw-r--r--target/linux/etrax/patches-2.6.30/620-create-the-i2c-devices.patch32
3 files changed, 126 insertions, 0 deletions
diff --git a/target/linux/etrax/patches-2.6.30/600-create-device-serial.patch b/target/linux/etrax/patches-2.6.30/600-create-device-serial.patch
new file mode 100644
index 0000000000..516b98471f
--- /dev/null
+++ b/target/linux/etrax/patches-2.6.30/600-create-device-serial.patch
@@ -0,0 +1,44 @@
+--- a/drivers/serial/crisv10.c
++++ b/drivers/serial/crisv10.c
+@@ -31,6 +31,7 @@ static char *serial_version = "$Revision
+ #include <linux/module.h>
+ #include <linux/uaccess.h>
+ #include <linux/io.h>
++#include <linux/device.h>
+
+ #include <asm/irq.h>
+ #include <asm/dma.h>
+@@ -4414,6 +4415,8 @@ static const struct tty_operations rs_op
+ #endif
+ };
+
++static struct class *rs_class;
++
+ static int __init rs_init(void)
+ {
+ int i;
+@@ -4547,6 +4550,24 @@ static int __init rs_init(void)
+ #endif
+ #endif /* CONFIG_SVINTO_SIM */
+
++ rs_class = class_create(THIS_MODULE, "rs_tty");
++#ifdef CONFIG_ETRAX_SERIAL_PORT0
++ device_create(rs_class, NULL,
++ MKDEV(TTY_MAJOR, 64), NULL, "ttyS0");
++#endif
++#ifdef CONFIG_ETRAX_SERIAL_PORT1
++ device_create(rs_class, NULL,
++ MKDEV(TTY_MAJOR, 65), NULL, "ttyS1");
++#endif
++#ifdef CONFIG_ETRAX_SERIAL_PORT2
++ device_create(rs_class, NULL,
++ MKDEV(TTY_MAJOR, 66), NULL, "ttyS2");
++#endif
++#ifdef CONFIG_ETRAX_SERIAL_PORT3
++ device_create(rs_class, NULL,
++ MKDEV(TTY_MAJOR, 67), NULL, "ttyS3");
++#endif
++
+ return 0;
+ }
+
diff --git a/target/linux/etrax/patches-2.6.30/610-create-the-gpio-devices.patch b/target/linux/etrax/patches-2.6.30/610-create-the-gpio-devices.patch
new file mode 100644
index 0000000000..27e13c2baf
--- /dev/null
+++ b/target/linux/etrax/patches-2.6.30/610-create-the-gpio-devices.patch
@@ -0,0 +1,50 @@
+--- a/arch/cris/arch-v10/drivers/gpio.c
++++ b/arch/cris/arch-v10/drivers/gpio.c
+@@ -21,6 +21,7 @@
+ #include <linux/poll.h>
+ #include <linux/init.h>
+ #include <linux/interrupt.h>
++#include <linux/device.h>
+
+ #include <asm/etraxgpio.h>
+ #include <arch/svinto.h>
+@@ -771,6 +772,8 @@ static void ioif_watcher(const unsigned
+
+ /* main driver initialization routine, called from mem.c */
+
++static struct class *gp_class;
++
+ static int __init gpio_init(void)
+ {
+ int res;
+@@ -784,6 +787,8 @@ static int __init gpio_init(void)
+ return res;
+ }
+
++ gp_class = class_create(THIS_MODULE, "gpio_etrax");
++
+ /* Clear all leds */
+ #if defined (CONFIG_ETRAX_CSP0_LEDS) || defined (CONFIG_ETRAX_PA_LEDS) || defined (CONFIG_ETRAX_PB_LEDS)
+ CRIS_LED_NETWORK_SET(0);
+@@ -796,6 +801,8 @@ static int __init gpio_init(void)
+ CRIS_LED_BIT_SET(i);
+ #endif
+
++ device_create(gp_class, NULL,
++ MKDEV(GPIO_MAJOR, 2), NULL, "leds");
+ #endif
+ /* The I/O interface allocation watcher will be called when
+ * registering it. */
+@@ -822,6 +829,12 @@ static int __init gpio_init(void)
+ if (res)
+ printk(KERN_CRIT "err: PA irq for gpio\n");
+
++ device_create(gp_class, NULL,
++ MKDEV(GPIO_MAJOR, 0), NULL, "gpioa");
++ device_create(gp_class, NULL,
++ MKDEV(GPIO_MAJOR, 1), NULL, "gpiob");
++ device_create(gp_class, NULL,
++ MKDEV(GPIO_MAJOR, 3), NULL, "gpiog");
+ return res;
+ }
+
diff --git a/target/linux/etrax/patches-2.6.30/620-create-the-i2c-devices.patch b/target/linux/etrax/patches-2.6.30/620-create-the-i2c-devices.patch
new file mode 100644
index 0000000000..9c2e37ae98
--- /dev/null
+++ b/target/linux/etrax/patches-2.6.30/620-create-the-i2c-devices.patch
@@ -0,0 +1,32 @@
+--- a/arch/cris/arch-v10/drivers/i2c.c
++++ b/arch/cris/arch-v10/drivers/i2c.c
+@@ -21,6 +21,7 @@
+ #include <linux/fs.h>
+ #include <linux/string.h>
+ #include <linux/init.h>
++#include <linux/device.h>
+
+ #include <asm/etraxi2c.h>
+
+@@ -678,6 +679,8 @@ i2c_init(void)
+ return res;
+ }
+
++static struct class *i2c_class;
++
+ static int __init
+ i2c_register(void)
+ {
+@@ -693,7 +696,11 @@ i2c_register(void)
+ }
+
+ printk(KERN_INFO "I2C driver v2.2, (c) 1999-2004 Axis Communications AB\n");
+-
++
++ i2c_class = class_create(THIS_MODULE, "i2c_etrax");
++ device_create(i2c_class, NULL,
++ MKDEV(I2C_MAJOR, 0), NULL, "i2c");
++
+ return 0;
+ }
+