target/linux/lantiq/patches-3.9/0015-MTD-lantiq-handle-NO_XIP-on-cfi0001-flash.patch

   1 From 861d86dc228cc78ebca1612e4f978bf057cab31d Mon Sep 17 00:00:00 2001
   2 From: John Crispin <blogic@openwrt.org>
   3 Date: Sat, 29 Jun 2013 19:21:22 +0200
   4 Subject: [PATCH 15/22] MTD: lantiq: handle NO_XIP on cfi0001 flash
   5
   6 ---
   7  drivers/mtd/maps/lantiq-flash.c |    6 +++++-
   8  1 file changed, 5 insertions(+), 1 deletion(-)
   9
  10 diff --git a/drivers/mtd/maps/lantiq-flash.c b/drivers/mtd/maps/lantiq-flash.c
  11 index d1da6ed..ae170ce 100644
  12 --- a/drivers/mtd/maps/lantiq-flash.c
  13 +++ b/drivers/mtd/maps/lantiq-flash.c
  14 @@ -135,7 +135,11 @@ ltq_mtd_probe(struct platform_device *pdev)
  15         }
  16
  17         ltq_mtd->map = kzalloc(sizeof(struct map_info), GFP_KERNEL);
  18 -       ltq_mtd->map->phys = ltq_mtd->res->start;
  19 +       if (of_find_property(pdev->dev.of_node, "lantiq,noxip", NULL))
  20 +               ltq_mtd->map->phys = NO_XIP;
  21 +       else
  22 +               ltq_mtd->map->phys = ltq_mtd->res->start;
  23 +       ltq_mtd->res->start;
  24         ltq_mtd->map->size = resource_size(ltq_mtd->res);
  25         ltq_mtd->map->virt = devm_ioremap_resource(&pdev->dev, ltq_mtd->res);
  26         if (IS_ERR(ltq_mtd->map->virt)) {
  27 --
  28 1.7.10.4
  29