From: Florian Fainelli Date: Thu, 10 Mar 2016 23:34:16 +0000 (-0800) Subject: mtd: brcmnand: Add support for v6.2 controllers X-Git-Tag: v4.7-rc1~28^2~4^2~122 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=269ecf03a5b32b0d1de1f60a4b86b75c0521053f;p=platform%2Fkernel%2Flinux-exynos.git 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 Signed-off-by: Florian Fainelli Acked-by: Rob Herring Acked-by: Brian Norris Signed-off-by: Boris Brezillon --- diff --git a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt index c2546ce..deb24cb 100644 --- a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt +++ b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.txt @@ -24,6 +24,7 @@ Required properties: brcm,brcmnand-v5.0 brcm,brcmnand-v6.0 brcm,brcmnand-v6.1 + brcm,brcmnand-v6.2 brcm,brcmnand-v7.0 brcm,brcmnand-v7.1 brcm,brcmnand diff --git a/drivers/mtd/nand/brcmnand/brcmnand.c b/drivers/mtd/nand/brcmnand/brcmnand.c index e052839..0b7a698 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" }, {},