[PATCH 1/3] mtd: omap-onenand: pass device_node in platform data
Ezequiel Garcia
elezegarcia at gmail.com
Tue Jan 15 17:48:56 EST 2013
Artem,
On Sun, Dec 23, 2012 at 9:01 PM, Ezequiel Garcia
<ezequiel.garcia at free-electrons.com> wrote:
> Pass an optional device_node pointer in the platform data,
> which in turn will be put into a mtd_part_parser_data.
> This way, code that sets up the platform devices can pass
> along the node from DT so that the partitions can be parsed.
>
> For non-DT boards, this change has no effect.
>
> Signed-off-by: Ezequiel Garcia <ezequiel.garcia at free-electrons.com>
> ---
> drivers/mtd/onenand/omap2.c | 4 +++-
> include/linux/platform_data/mtd-onenand-omap2.h | 3 +++
> 2 files changed, 6 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/mtd/onenand/omap2.c b/drivers/mtd/onenand/omap2.c
> index 065f3fe..eec2aed 100644
> --- a/drivers/mtd/onenand/omap2.c
> +++ b/drivers/mtd/onenand/omap2.c
> @@ -637,6 +637,7 @@ static int omap2_onenand_probe(struct platform_device *pdev)
> struct onenand_chip *this;
> int r;
> struct resource *res;
> + struct mtd_part_parser_data ppdata = {};
>
> pdata = pdev->dev.platform_data;
> if (pdata == NULL) {
> @@ -767,7 +768,8 @@ static int omap2_onenand_probe(struct platform_device *pdev)
> if ((r = onenand_scan(&c->mtd, 1)) < 0)
> goto err_release_regulator;
>
> - r = mtd_device_parse_register(&c->mtd, NULL, NULL,
> + ppdata.of_node = pdata->of_node;
> + r = mtd_device_parse_register(&c->mtd, NULL, &ppdata,
> pdata ? pdata->parts : NULL,
> pdata ? pdata->nr_parts : 0);
> if (r)
> diff --git a/include/linux/platform_data/mtd-onenand-omap2.h b/include/linux/platform_data/mtd-onenand-omap2.h
> index 685af7e..e9a9fb1 100644
> --- a/include/linux/platform_data/mtd-onenand-omap2.h
> +++ b/include/linux/platform_data/mtd-onenand-omap2.h
> @@ -29,5 +29,8 @@ struct omap_onenand_platform_data {
> u8 flags;
> u8 regulator_can_sleep;
> u8 skip_initial_unlocking;
> +
> + /* for passing the partitions */
> + struct device_node *of_node;
> };
> #endif
> --
> 1.7.8.6
>
I saw you have acked the gpmc patch on nand.
Can I add your Acked-by on this one, when I send the rebased patch set?
Thanks,
--
Ezequiel
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