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authorFlorian Fainelli <f.fainelli@gmail.com>2016-03-10 15:34:16 -0800
committerBoris Brezillon <boris.brezillon@free-electrons.com>2016-04-19 22:04:51 +0200
commit269ecf03a5b32b0d1de1f60a4b86b75c0521053f (patch)
tree16470557542b82e8e08cc89e18d9dd4bb10ec0ab /drivers/mtd/nand/brcmnand/brcmnand.c
parent2d472aba15ff169a30dc3661f837d8535af9b9ee (diff)
downloadlinux-269ecf03a5b32b0d1de1f60a4b86b75c0521053f.tar.bz2
mtd: brcmnand: Add support for v6.2 controllers
Document and match the brcm,brcmnand-v6.2 compatible string, the controller has a register layout identical to the v6.0 version and supports prefetch. Update the command shift logic to account for v6.2 controller which are the first ones to use a shift of 0 (6.1 used a shift of 24). Signed-off-by: Kamal Dasu <kdasu.kdev@gmail.com> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Acked-by: Rob Herring <robh@kernel.org> Acked-by: Brian Norris <computersforpeace@gmail.com> Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Diffstat (limited to 'drivers/mtd/nand/brcmnand/brcmnand.c')
-rw-r--r--drivers/mtd/nand/brcmnand/brcmnand.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mtd/nand/brcmnand/brcmnand.c b/drivers/mtd/nand/brcmnand/brcmnand.c
index e0528397306a..0b7a698cc233 100644
--- a/drivers/mtd/nand/brcmnand/brcmnand.c
+++ b/drivers/mtd/nand/brcmnand/brcmnand.c
@@ -601,7 +601,7 @@ static void brcmnand_wr_corr_thresh(struct brcmnand_host *host, u8 val)
static inline int brcmnand_cmd_shift(struct brcmnand_controller *ctrl)
{
- if (ctrl->nand_version < 0x0700)
+ if (ctrl->nand_version < 0x0602)
return 24;
return 0;
}
@@ -2115,6 +2115,7 @@ static const struct of_device_id brcmnand_of_match[] = {
{ .compatible = "brcm,brcmnand-v5.0" },
{ .compatible = "brcm,brcmnand-v6.0" },
{ .compatible = "brcm,brcmnand-v6.1" },
+ { .compatible = "brcm,brcmnand-v6.2" },
{ .compatible = "brcm,brcmnand-v7.0" },
{ .compatible = "brcm,brcmnand-v7.1" },
{},