[PATCH 3/8] Document: dt: binding: imx: update document for imx6ul support
Shawn Guo
shawnguo at kernel.org
Wed Jul 8 19:36:34 PDT 2015
On Wed, Jun 17, 2015 at 11:39:24PM +0800, Frank.Li at freescale.com wrote:
> From: Frank Li <Frank.Li at freescale.com>
>
> This part just add necessary change to boot imx6ul.
> Update clock and pinctrl for imx6ul
>
> Signed-off-by: Frank Li <Frank.Li at freescale.com>
> Signed-off-by: Frank Li <Frank.Li at freescale.com>
Double SoB. Drop one.
> ---
> .../devicetree/bindings/clock/imx6ul-clock.txt | 13 ++++++++
> .../bindings/pinctrl/fsl,imx6ul-pinctrl.txt | 36 ++++++++++++++++++++++
> 2 files changed, 49 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/clock/imx6ul-clock.txt
> create mode 100644 Documentation/devicetree/bindings/pinctrl/fsl,imx6ul-pinctrl.txt
>
> diff --git a/Documentation/devicetree/bindings/clock/imx6ul-clock.txt b/Documentation/devicetree/bindings/clock/imx6ul-clock.txt
> new file mode 100644
> index 0000000..3ff362e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/clock/imx6ul-clock.txt
> @@ -0,0 +1,13 @@
> +* Clock bindings for Freescale i.MX6 UltraLite
> +
> +Required properties:
> +- compatible: Should be "fsl,imx6ul-ccm"
> +- reg: Address and length of the register set
> +- #clock-cells: Should be <1>
> +- clocks: list of clock specifiers, must contain an entry for each required
> + entry in clock-names
> +- clock-names: should include entries "ckil", "osc", "ipp_di0" and "ipp_di1"
> +
> +The clock consumer should specify the desired clock by having the clock
> +ID in its "clocks" phandle cell. See include/dt-bindings/clock/imx6ul-clock.h
> +for the full list of i.MX6 UltraLite clock IDs.
^^
Double spaces. Drop one.
Shawn
> diff --git a/Documentation/devicetree/bindings/pinctrl/fsl,imx6ul-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/fsl,imx6ul-pinctrl.txt
> new file mode 100644
> index 0000000..a81bbf3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pinctrl/fsl,imx6ul-pinctrl.txt
> @@ -0,0 +1,36 @@
> +* Freescale i.MX6 UltraLite IOMUX Controller
> +
> +Please refer to fsl,imx-pinctrl.txt in this directory for common binding part
> +and usage.
> +
> +Required properties:
> +- compatible: "fsl,imx6ul-iomuxc"
> +- fsl,pins: each entry consists of 6 integers and represents the mux and config
> + setting for one pin. The first 5 integers <mux_reg conf_reg input_reg mux_val
> + input_val> are specified using a PIN_FUNC_ID macro, which can be found in
> + imx6ul-pinfunc.h under device tree source folder. The last integer CONFIG is
> + the pad setting value like pull-up on this pin. Please refer to i.MX6 UltraLite
> + Reference Manual for detailed CONFIG settings.
> +
> +CONFIG bits definition:
> +PAD_CTL_HYS (1 << 16)
> +PAD_CTL_PUS_100K_DOWN (0 << 14)
> +PAD_CTL_PUS_47K_UP (1 << 14)
> +PAD_CTL_PUS_100K_UP (2 << 14)
> +PAD_CTL_PUS_22K_UP (3 << 14)
> +PAD_CTL_PUE (1 << 13)
> +PAD_CTL_PKE (1 << 12)
> +PAD_CTL_ODE (1 << 11)
> +PAD_CTL_SPEED_LOW (0 << 6)
> +PAD_CTL_SPEED_MED (1 << 6)
> +PAD_CTL_SPEED_HIGH (3 << 6)
> +PAD_CTL_DSE_DISABLE (0 << 3)
> +PAD_CTL_DSE_260ohm (1 << 3)
> +PAD_CTL_DSE_130ohm (2 << 3)
> +PAD_CTL_DSE_87ohm (3 << 3)
> +PAD_CTL_DSE_65ohm (4 << 3)
> +PAD_CTL_DSE_52ohm (5 << 3)
> +PAD_CTL_DSE_43ohm (6 << 3)
> +PAD_CTL_DSE_37ohm (7 << 3)
> +PAD_CTL_SRE_FAST (1 << 0)
> +PAD_CTL_SRE_SLOW (0 << 0)
> --
> 1.9.1
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
>
More information about the linux-arm-kernel
mailing list