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bcm53xx: add Asus RT-AC87U partitioning hacky workaround

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

SVN-Revision: 45694
This commit is contained in:
Rafał Miłecki 2015-05-17 12:10:38 +00:00
parent 51d97db185
commit 63bb7c51db
1 changed files with 47 additions and 0 deletions
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47
target/linux/bcm53xx/patches-3.18/901-mtd-bcm47xxpart-workaround-for-Asus-RT-AC87U-asus-pa.patch Normal file
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@ -0,0 +1,47 @@
From 21500872c1dba33848ddcf6bea97d58772675d36 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
Date: Sun, 17 May 2015 14:00:52 +0200
Subject: [PATCH] mtd: bcm47xxpart: workaround for Asus RT-AC87U "asus"
partition
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
---
drivers/mtd/bcm47xxpart.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/mtd/bcm47xxpart.c b/drivers/mtd/bcm47xxpart.c
index 34314f9..d08d329 100644
--- a/drivers/mtd/bcm47xxpart.c
+++ b/drivers/mtd/bcm47xxpart.c
@@ -14,6 +14,7 @@
#include <linux/slab.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
+#include <linux/of.h>
#include <uapi/linux/magic.h>
@@ -135,6 +136,17 @@ static int bcm47xxpart_parse(struct mtd_info *master,
break;
}
+ /*
+ * Ugly workaround for Asus RT-AC87U and its "asus" partition.
+ * It uses JFFS2 which we don't (want to) detect. We should
+ * probably use DT to define partitions but we need a working
+ * TRX firmware splitter first.
+ */
+ if (of_machine_is_compatible("asus,rt-ac87u") && offset == 0x7ec0000) {
+ bcm47xxpart_add_part(&parts[curr_part++], "asus", offset, MTD_WRITEABLE);
+ continue;
+ }
+
/* Read beginning of the block */
if (mtd_read(master, offset, BCM47XXPART_BYTES_TO_READ,
&bytes_read, (uint8_t *)buf) < 0) {
--
1.8.4.5