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path: root/target/linux/brcm63xx/patches-4.1/372_dont_register_pflash_when_available_in_dtb.patch
blob: 88efc2360bc52f9bdf697df235c4a5072a787c69 (plain)
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--- a/arch/mips/bcm63xx/dev-flash.c
+++ b/arch/mips/bcm63xx/dev-flash.c
@@ -22,6 +22,8 @@
 #include <bcm63xx_regs.h>
 #include <bcm63xx_io.h>
 
+#include "boards/board_common.h"
+
 static int flash_type;
 
 static struct mtd_partition mtd_partitions[] = {
@@ -164,6 +166,9 @@ 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) */