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Message-ID: <20150818065806.GD10641@free64-pc.asiapac.arm.com>
Date: Tue, 18 Aug 2015 14:58:06 +0800
From: Huang Shijie <shijie.huang@....com>
To: Han Xu <b45815@...escale.com>
Cc: dwmw2@...radead.org, computersforpeace@...il.com,
boris.brezillon@...e-electrons.com, fabio.estevam@...escale.com,
hofrat@...dl.org, linux-mtd@...ts.infradead.org,
linux-kernel@...r.kernel.org, vinod.koul@...el.com,
dan.j.williams@...el.com, dmaengine@...r.kernel.org
Subject: Re: [PATCH v2 6/6] mtd: nand: gpmi: support NAND on i.MX6UL
On Mon, Aug 17, 2015 at 10:25:07PM -0500, Han Xu wrote:
> support GPMI NAND on i.MX6UL
>
> Signed-off-by: Han Xu <han.xu@...escale.com>
> ---
> drivers/mtd/nand/gpmi-nand/gpmi-nand.c | 9 +++++++++
> drivers/mtd/nand/gpmi-nand/gpmi-nand.h | 6 ++++--
> 2 files changed, 13 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
> index 362cf4c..adadac2 100644
> --- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
> +++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c
> @@ -89,6 +89,12 @@ static const struct gpmi_devdata gpmi_devdata_imx7d = {
> .max_chain_delay = 12,
> };
>
> +static const struct gpmi_devdata gpmi_devdata_imx6ul = {
> + .type = IS_MX6UL,
> + .bch_max_ecc_strength = 40,
> + .max_chain_delay = 12,
> +};
> +
> static irqreturn_t bch_irq(int irq, void *cookie)
> {
> struct gpmi_nand_data *this = cookie;
> @@ -2016,6 +2022,9 @@ static const struct of_device_id gpmi_nand_id_table[] = {
> .compatible = "fsl,imx6sx-gpmi-nand",
> .data = &gpmi_devdata_imx6sx,
> }, {
> + .compatible = "fsl,imx6ul-gpmi-nand",
> + .data = (void *)&gpmi_devdata_imx6ul,
> + }, {
> .compatible = "fsl,imx7d-gpmi-nand",
> .data = (void *)&gpmi_devdata_imx7d,
> }
> diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.h b/drivers/mtd/nand/gpmi-nand/gpmi-nand.h
> index 36ffeda..8428637 100644
> --- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.h
> +++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.h
> @@ -125,7 +125,8 @@ enum gpmi_type {
> IS_MX6Q,
> IS_MX6QP,
> IS_MX6SX,
> - IS_MX7D
> + IS_MX7D,
> + IS_MX6UL
> };
>
> struct gpmi_devdata {
> @@ -310,8 +311,9 @@ void gpmi_copy_bits(u8 *dst, size_t dst_bit_off,
> #define GPMI_IS_MX6QP(x) ((x)->devdata->type == IS_MX6QP)
> #define GPMI_IS_MX6SX(x) ((x)->devdata->type == IS_MX6SX)
> #define GPMI_IS_MX7D(x) ((x)->devdata->type == IS_MX7D)
> +#define GPMI_IS_MX6UL(x) ((x)->devdata->type == IS_MX6UL)
>
> #define GPMI_IS_MX6(x) (GPMI_IS_MX6Q(x) || GPMI_IS_MX6QP(x)\
> - || GPMI_IS_MX6SX(x))
> + || GPMI_IS_MX6SX(x) || GPMI_IS_MX6UL(x))
> #define GPMI_IS_MX7(x) (GPMI_IS_MX7D(x))
> #endif
> --
Acked-by: Huang Shijie <shijie.huang@....com>
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