CC: brcm63xx: ensure dummy byte is set for mapped spi flash with fast read
[15.05/openwrt.git] / target / linux / brcm63xx / patches-3.18 / 372_dont_register_pflash_when_available_in_dtb.patch
1 --- a/arch/mips/bcm63xx/dev-flash.c
2 +++ b/arch/mips/bcm63xx/dev-flash.c
3 @@ -23,6 +23,8 @@
4  #include <bcm63xx_regs.h>
5  #include <bcm63xx_io.h>
6  
7 +#include "boards/board_common.h"
8 +
9  static int flash_type;
10  
11  static struct mtd_partition mtd_partitions[] = {
12 @@ -178,6 +180,9 @@ int __init bcm63xx_flash_register(void)
13  
14         switch (flash_type) {
15         case BCM63XX_FLASH_TYPE_PARALLEL:
16 +               /* don't register when already registered through from dtb */
17 +               if (board_of_device_present("pflash"))
18 +                       return 0;
19  
20                 if (!mtd_resources[0].start) {
21                         /* read base address of boot chip select (0) */