[PATCH V2 04/14] OF: pinctrl: MIPS: lantiq: implement lantiq/xway pinctrl support

Linus Walleij linus.walleij at linaro.org
Thu May 10 23:24:04 EST 2012


On Thu, May 10, 2012 at 2:27 PM, John Crispin <blogic at openwrt.org> wrote:

> Implement support for pinctrl on lantiq/xway socs. The IO core found on these
> socs has the registers for pinctrl, pinconf and gpio mixed up in the same
> register range. As the gpio_chip handling is only a few lines, the driver also
> implements the gpio functionality. This obseletes the old gpio driver that was
> located in the arch/ folder.
>
> Signed-off-by: John Crispin <blogic at openwrt.org>
> Cc: devicetree-discuss at lists.ozlabs.org
> Cc: Linus Walleij <linus.walleij at linaro.org>
> Cc: Stephen Warren <swarren at wwwdotorg.org>
> ---
> This patch is part of a series moving the mips/lantiq target to OF and clkdev
> support. The patch, once Acked, should go upstream via Ralf's MIPS tree.
>
> Changes in V2
> * cleanup select/depends of the relevant Kconfig symbols
> * dont assume that the arry with out MFPs is linearly mapped
> * sane return code checks inside ltq_pinctrl_dt_node_to_map
> * remove 2 calls to pr_err and replace them with calls to dev_err
> * propagate gpio_chips base addr to the gpio_range
> * define the pin count inside the of_device_id.data
> * minor changes to accomodate the pinctrl-falcon driver (more virt pointers
>  and clocks)
> * change from core_initcall_sync to arch_initcall
> * several typos, codestyle and whitespace cleanups
> * use BIT(x) in favour of (1 << x)

Acked-by: Linus Walleij <linus.walleij at linaro.org>

Yours,
Linus Walleij


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