[U-Boot] [PATCH v5 1/4] dm: gpio: Add driver for MPC85XX GPIO controller
York Sun
york.sun at nxp.com
Sat Jun 4 17:59:12 CEST 2016
On 05/25/2016 06:16 AM, Mario Six wrote:
> From: "mario.six at gdsys.cc" <mario.six at gdsys.cc>
>
> This patch adds a driver for the built-in GPIO controller of the MPC85XX
> SoC (probably supporting other PowerQUICC III SoCs as well).
>
> Each GPIO bank is identified by its own entry in the device tree, i.e.
>
> gpio-controller at fc00 {
> #gpio-cells = <2>;
> compatible = "fsl,pq3-gpio";
> reg = <0xfc00 0x100>
> }
>
> By default, each bank is assumed to have 32 GPIOs, but the ngpios
> setting is honored, so the number of GPIOs for each bank in configurable
> to match the actual GPIO count of the SoC (e.g. the 32/32/23 banks of
> the P1022 SoC).
>
> The usual functions of GPIO drivers (setting input/output mode and output
> value setting) are supported.
>
> The driver has been tested on MPC85XX, but it is likely that other
> PowerQUICC III devices will work as well.
>
> Signed-off-by: Mario Six <mario.six at gdsys.cc>
> Reviewed-by: Simon Glass <sjg at chromium.org>
> ---
>
> v5:
> - Added 'Reviewed-by: Simon Glass <sjg at chromium.org>'
This set has been applied to u-boot-mpc85xx master. Awaiting upstream.
Thanks.
York
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