openwrt/target/linux/lantiq/patches-3.10/0014-MTD-lantiq-handle-NO_X...

25 lines
900 B
Diff

From 2be714d9730da5723de68b4f9bfd5941ccd5bc4c Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Sat, 29 Jun 2013 19:21:22 +0200
Subject: [PATCH 14/34] 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_ioremap_resource(&pdev->dev, ltq_mtd->res);
if (IS_ERR(ltq_mtd->map->virt)) {