brcm63xx: add linux 4.4 support

[openwrt.git] / target / linux / brcm63xx / patches-4.4 / 372_dont_register_pflash_when_available_in_dtb.patch

diff --git a/target/linux/brcm63xx/patches-4.4/372_dont_register_pflash_when_available_in_dtb.patch b/target/linux/brcm63xx/patches-4.4/372_dont_register_pflash_when_available_in_dtb.patch
new file mode 100644 (file)
index 0000000..25384eb
--- /dev/null
+++ b/target/linux/brcm63xx/patches-4.4/372_dont_register_pflash_when_available_in_dtb.patch
@@ -0,0 +1,21 @@
+--- a/arch/mips/bcm63xx/dev-flash.c
++++ b/arch/mips/bcm63xx/dev-flash.c
+@@ -23,6 +23,8 @@
+ #include <bcm63xx_regs.h>
+ #include <bcm63xx_io.h>
+ 
++#include "boards/board_common.h"
++
+ static int flash_type;
+ 
+ static struct mtd_partition mtd_partitions[] = {
+@@ -178,6 +180,9 @@ int __init bcm63xx_flash_register(void)
+ 
+       switch (flash_type) {
+       case BCM63XX_FLASH_TYPE_PARALLEL:
++              /* don't register when already registered through from dtb */
++              if (board_of_device_present("pflash"))
++                      return 0;
+ 
+               if (!mtd_resources[0].start) {
+                       /* read base address of boot chip select (0) */