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-rw-r--r--target/linux/ramips/patches-3.10/999-pinctrl_fixes.patch35
1 files changed, 35 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-3.10/999-pinctrl_fixes.patch b/target/linux/ramips/patches-3.10/999-pinctrl_fixes.patch
new file mode 100644
index 0000000000..21236b1293
--- /dev/null
+++ b/target/linux/ramips/patches-3.10/999-pinctrl_fixes.patch
@@ -0,0 +1,35 @@
+Index: linux-3.10.28/drivers/pinctrl/pinctrl-rt2880.c
+===================================================================
+--- linux-3.10.28.orig/drivers/pinctrl/pinctrl-rt2880.c 2014-02-14 10:46:06.216549358 +0000
++++ linux-3.10.28/drivers/pinctrl/pinctrl-rt2880.c 2014-02-14 14:58:18.580040433 +0000
+@@ -204,6 +204,7 @@
+ {
+ struct rt2880_priv *p = pinctrl_dev_get_drvdata(pctrldev);
+ u32 mode = 0;
++ int i;
+
+ /* dont allow double use */
+ if (p->groups[group].enabled) {
+@@ -217,16 +218,16 @@
+ mode = rt_sysc_r32(SYSC_REG_GPIO_MODE);
+ mode &= ~(p->groups[group].mask << p->groups[group].shift);
+
++ /* mark the pins as gpio */
++ for (i = 0; i < p->groups[group].func[0].pin_count; i++)
++ p->gpio[p->groups[group].func[0].pins[i]] = 1;
++
+ /* function 0 is gpio and needs special handling */
+ if (func == 0) {
+- int i;
+-
+-
+ mode |= p->groups[group].gpio << p->groups[group].shift;
+- /* mark the pins as gpio */
+- for (i = 0; i < p->groups[group].func[0].pin_count; i++)
+- p->gpio[p->groups[group].func[0].pins[i]] = 1;
+ } else {
++ for (i = 0; i < p->func[func]->pin_count; i++)
++ p->gpio[p->func[func]->pins[i]] = 0;
+ mode |= p->func[func]->value << p->groups[group].shift;
+ }
+ rt_sysc_w32(mode, SYSC_REG_GPIO_MODE);