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[v5,1/2] dt-bindings: imx: update pinctrl doc for imx6sll

Message ID 1520847416-22732-1-git-send-email-ping.bai@nxp.com (mailing list archive)
State New, archived
Headers show

Commit Message

Jacky Bai March 12, 2018, 9:36 a.m. UTC
Add pinctrl binding doc update for imx6sll.

Signed-off-by: Bai Ping <ping.bai@nxp.com>
---
 changes v2-v3:
 - add generic config binding

 change v3->v4:
 - add SION bit define
 - fix typo
 - move the pin header file to dts patch.

 change v4->5: 
 - drop generic config, use the old fsl pin config style
---
 .../bindings/pinctrl/fsl,imx6sll-pinctrl.txt       | 40 ++++++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pinctrl/fsl,imx6sll-pinctrl.txt

Comments

Shawn Guo March 13, 2018, 12:55 a.m. UTC | #1
On Mon, Mar 12, 2018 at 05:36:55PM +0800, Bai Ping wrote:
> Add pinctrl binding doc update for imx6sll.
> 
> Signed-off-by: Bai Ping <ping.bai@nxp.com>

Acked-by: Shawn Guo <shawnguo@kernel.org>
Aisheng Dong March 16, 2018, 10:38 a.m. UTC | #2
> -----Original Message-----
> From: Jacky Bai
> Sent: Monday, March 12, 2018 5:37 PM
> To: linus.walleij@linaro.org; robh+dt@kernel.org; shawnguo@kernel.org;
> kernel@pengutronix.de
> Cc: Fabio Estevam <fabio.estevam@nxp.com>; linux-arm-
> kernel@lists.infradead.org; A.s. Dong <aisheng.dong@nxp.com>; dl-linux-
> imx <linux-imx@nxp.com>; jacky.baip@gmail.com
> Subject: [PATCH v5 1/2] dt-bindings: imx: update pinctrl doc for imx6sll
> 
> Add pinctrl binding doc update for imx6sll.
> 
> Signed-off-by: Bai Ping <ping.bai@nxp.com>

Acked-by: Dong Aisheng <aisheng.dong@nxp.com>

Regards
Dong Aisheng

> ---
>  changes v2-v3:
>  - add generic config binding
> 
>  change v3->v4:
>  - add SION bit define
>  - fix typo
>  - move the pin header file to dts patch.
> 
>  change v4->5:
>  - drop generic config, use the old fsl pin config style
> ---
>  .../bindings/pinctrl/fsl,imx6sll-pinctrl.txt       | 40 ++++++++++++++++++++++
>  1 file changed, 40 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/pinctrl/fsl,imx6sll-
> pinctrl.txt
> 
> diff --git a/Documentation/devicetree/bindings/pinctrl/fsl,imx6sll-pinctrl.txt
> b/Documentation/devicetree/bindings/pinctrl/fsl,imx6sll-pinctrl.txt
> new file mode 100644
> index 0000000..2e897a5
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/pinctrl/fsl,imx6sll-pinctrl.txt
> @@ -0,0 +1,40 @@
> +* Freescale i.MX6 SLL IOMUX Controller
> +
> +Please refer to fsl,imx-pinctrl.txt in this directory for common
> +binding part and usage.
> +
> +Required properties:
> +- compatible: "fsl,imx6sll-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
> +  imx6sll-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.MX6SLL
> +  Reference Manual for detailed CONFIG settings.
> +
> +CONFIG bits definition:
> +PAD_CTL_LVE			(1 << 22)
> +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)
> +
> +Refer to imx6sll-pinfunc.h in device tree source folder for all
> +available imx6sll PIN_FUNC_ID.
> --
> 1.9.1
diff mbox

Patch

diff --git a/Documentation/devicetree/bindings/pinctrl/fsl,imx6sll-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/fsl,imx6sll-pinctrl.txt
new file mode 100644
index 0000000..2e897a5
--- /dev/null
+++ b/Documentation/devicetree/bindings/pinctrl/fsl,imx6sll-pinctrl.txt
@@ -0,0 +1,40 @@ 
+* Freescale i.MX6 SLL IOMUX Controller
+
+Please refer to fsl,imx-pinctrl.txt in this directory for common binding part
+and usage.
+
+Required properties:
+- compatible: "fsl,imx6sll-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
+  imx6sll-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.MX6SLL
+  Reference Manual for detailed CONFIG settings.
+
+CONFIG bits definition:
+PAD_CTL_LVE			(1 << 22)
+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)
+
+Refer to imx6sll-pinfunc.h in device tree source folder for all available
+imx6sll PIN_FUNC_ID.