Commit ef641c44 authored by Sai Krishna Potthuri's avatar Sai Krishna Potthuri Committed by Linus Walleij
Browse files

dt-bindings: pinctrl-zynq: Replace 'io-standard' with 'power-source' 



Replace custom pin configuration option 'io-standard' with generic property
'power-source' for Zynq pinctrl also add dt-binding file contains pin
configuration defines for Zynq pinctrl.

Signed-off-by: default avatarSai Krishna Potthuri <lakshmi.sai.krishna.potthuri@xilinx.com>
Link: https://lore.kernel.org/r/1626868353-96475-3-git-send-email-lakshmi.sai.krishna.potthuri@xilinx.com


Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 153df45a

Documentation/devicetree/bindings/pinctrl/xlnx,zynq-pinctrl.yaml

+3 −5
Original line number Diff line number Diff line
@@ -156,10 +156,7 @@ patternProperties: 
          slew-rate:

            enum: [0, 1]



          io-standard:

            description:

              Selects the IO standard for MIO pins, this is driver specific.

            $ref: "/schemas/types.yaml#/definitions/uint32"

          power-source:

            enum: [1, 2, 3, 4]



        oneOf:
@@ -179,6 +176,7 @@ additionalProperties: false 


examples:

  - |

    #include <dt-bindings/pinctrl/pinctrl-zynq.h>

    pinctrl0: pinctrl@700 {

       compatible = "xlnx,zynq-pinctrl";

       reg = <0x700 0x200>;
@@ -193,7 +191,7 @@ examples: 
           conf {

               groups = "uart1_10_grp";

               slew-rate = <0>;

               io-standard = <1>;

               power-source = <IO_STANDARD_LVCMOS18>;

           };



           conf-rx {

include/dt-bindings/pinctrl/pinctrl-zynq.h

0 → 100644
+17 −0
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0 */

/*

 * MIO pin configuration defines for Xilinx Zynq

 *

 * Copyright (C) 2021 Xilinx, Inc.

 */



#ifndef _DT_BINDINGS_PINCTRL_ZYNQ_H

#define _DT_BINDINGS_PINCTRL_ZYNQ_H



/* Configuration options for different power supplies */

#define IO_STANDARD_LVCMOS18	1

#define IO_STANDARD_LVCMOS25	2

#define IO_STANDARD_LVCMOS33	3

#define IO_STANDARD_HSTL	4



#endif /* _DT_BINDINGS_PINCTRL_ZYNQ_H */