bcm53xx: support devices with more (13+) partitions

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

SVN-Revision: 42716

target/linux/bcm53xx/patches-3.14/410-mtd-bcm47xxpart-alloc-memory-for-more-partitions.patch

@@ -0,0 +1,37 @@
+From 6b833541d73894b5afd40d69949f8f6099db2abf Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
+Date: Thu, 2 Oct 2014 11:33:40 +0200
+Subject: [PATCH] mtd: bcm47xxpart: alloc memory for more partitions
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+This is needed for some new Netgear devices (e.g. R6250).
+
+Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
+---
+ drivers/mtd/bcm47xxpart.c | 8 ++++++--
+ 1 file changed, 6 insertions(+), 2 deletions(-)
+
+diff --git a/drivers/mtd/bcm47xxpart.c b/drivers/mtd/bcm47xxpart.c
+index 8057f52..f2db4d7 100644
+--- a/drivers/mtd/bcm47xxpart.c
++++ b/drivers/mtd/bcm47xxpart.c
+@@ -15,8 +15,12 @@
+ #include <linux/mtd/mtd.h>
+ #include <linux/mtd/partitions.h>
+ 
+-/* 10 parts were found on sflash on Netgear WNDR4500 */
+-#define BCM47XXPART_MAX_PARTS		12
++/*
++ * NAND flash on Netgear R6250 was verified to contain 15 partitions.
++ * This will result in allocating too big array for some old devices, but the
++ * memory will be freed soon anyway (see mtd_device_parse_register).
++ */
++#define BCM47XXPART_MAX_PARTS		20
+ 
+ /*
+  * Amount of bytes we read when analyzing each block of flash memory.
+-- 
+1.8.4.5
+