This patch disables the execute-in-place (XIP) support for flash on
lantiq. This has to be disabled since the bus which flash is connected
to does not support unaligned accesses. Resolves data bus errors on
Lantiq routers with Intel command set flash.
Signed-off-by: Matti Laakso <[email protected]>
---
--- a/drivers/mtd/maps/lantiq-flash.c
+++ b/drivers/mtd/maps/lantiq-flash.c
@@ -134,7 +134,7 @@ 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;
+ ltq_mtd->map->phys = NO_XIP;
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) {
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