openwrt-owl/target/linux/lantiq/patches-3.8/0034-MTD-lantiq-handle-NO_X...

25 lines
896 B
Diff

From 88bc909507f7e9347a24e38185a11a38e51cc773 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Wed, 13 Mar 2013 10:04:34 +0100
Subject: [PATCH 34/40] MTD: lantiq: handle NO_XIP on cfi0001 flash
---
drivers/mtd/maps/lantiq-flash.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
--- a/drivers/mtd/maps/lantiq-flash.c
+++ b/drivers/mtd/maps/lantiq-flash.c
@@ -134,7 +134,11 @@ ltq_mtd_probe(struct platform_device *pd
}
ltq_mtd->map = kzalloc(sizeof(struct map_info), GFP_KERNEL);
- ltq_mtd->map->phys = ltq_mtd->res->start;
+ if (of_find_property(pdev->dev.of_node, "lantiq,noxip", NULL))
+ ltq_mtd->map->phys = NO_XIP;
+ else
+ ltq_mtd->map->phys = ltq_mtd->res->start;
+ ltq_mtd->res->start;
ltq_mtd->map->size = resource_size(ltq_mtd->res);
ltq_mtd->map->virt = devm_request_and_ioremap(&pdev->dev, ltq_mtd->res);
if (!ltq_mtd->map->virt) {