bcm53xx: fix bcma gpio chip base

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
SVN-Revision: 45399

diff --git a/target/linux/bcm53xx/patches-3.18/180-bcma_set_gpio_base.patch b/target/linux/bcm53xx/patches-3.18/180-bcma_set_gpio_base.patch
new file mode 100644 (file)
index 0000000..07be910
--- /dev/null
+++ b/target/linux/bcm53xx/patches-3.18/180-bcma_set_gpio_base.patch
@@ -0,0 +1,15 @@
+Subject: [PATCH] bcma: set gpio chip->base for CONFIG_ARCH_BCM_5301X like on 47xx
+
+Signed-off-by: Felix Fietkau <nbd@openwrt.org>
+---
+--- a/drivers/bcma/driver_gpio.c
++++ b/drivers/bcma/driver_gpio.c
+@@ -240,7 +240,7 @@ int bcma_gpio_init(struct bcma_drv_cc *c
+        * relative (per chip) numbers.
+        * So let's use predictable base for BCM47XX and "random" for all other.
+        */
+-#if IS_BUILTIN(CONFIG_BCM47XX)
++#if IS_BUILTIN(CONFIG_BCM47XX) || IS_BUILTIN(CONFIG_ARCH_BCM_5301X)
+       chip->base              = bus->num * BCMA_GPIO_MAX_PINS;
+ #else
+       chip->base              = -1;