On Tue, Jun 24, 2014 at 07:16:06PM +0100, Bjorn Andersson wrote:
> Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxxxxxx>
> ---
>
> Changes since v1:
> - Deduplicated functions for alternative pins
>
> .../bindings/pinctrl/qcom,msm8960-pinctrl.txt | 103 ++
> drivers/pinctrl/Kconfig | 8 +
> drivers/pinctrl/Makefile | 1 +
> drivers/pinctrl/pinctrl-msm8960.c | 1146 ++++++++++++++++++++
> 4 files changed, 1258 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,msm8960-pinctrl.txt
> create mode 100644 drivers/pinctrl/pinctrl-msm8960.c
>
> diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,msm8960-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/qcom,msm8960-pinctrl.txt
> new file mode 100644
> index 0000000..6e79eea
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pinctrl/qcom,msm8960-pinctrl.txt
> @@ -0,0 +1,103 @@
> +Qualcomm MSM8960 TLMM block
> +
> +Required properties:
> +- compatible: "qcom,msm8960-pinctrl"
> +- reg: Should be the base address and length of the TLMM block.
> +- interrupts: Should be the parent IRQ of the TLMM block.
> +- interrupt-controller: Marks the device node as an interrupt controller.
> +- #interrupt-cells: Should be two.
There should be a description of valid values for the two cells of an
interrupt-specifier.
> +- gpio-controller: Marks the device node as a GPIO controller.
> +- #gpio-cells : Should be two.
> + The first cell is the gpio pin number and the
> + second cell is used for optional parameters.
And what are those optional parameters?
[...]
> +Example:
> +
> + msmgpio: pinctrl@800000 {
> + compatible = "qcom,msm8960-pinctrl";
> + reg = <0x800000 0x4000>;
> +
> + gpio-controller;
> + #gpio-cells = <2>;
> + interrupt-controller;
> + #interrupt-cells = <2>;
> + interrupts = <0 32 0x4>;
> +
> + pinctrl-names = "default";
> + pinctrl-0 = <&debug_uart>;
The fact that the pinctrl block itself supports pinctrl properties was
not described above.
Thanks,
Mark.
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