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| author | Sai Krishna Potthuri <lakshmi.sai.krishna.potthuri@xilinx.com> | 2021-07-21 13:52:31 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2021-07-30 14:40:33 +0200 |
| commit | ef641c449e8083c4314c125d8e32b37644ddd852 (patch) | |
| tree | 5c95a02c5f4904315188c25bef80cbf85244eef3 | |
| parent | dt-bindings: pinctrl: pinctrl-zynq: Convert to yaml (diff) | |
| download | linux-ef641c449e8083c4314c125d8e32b37644ddd852.tar.xz linux-ef641c449e8083c4314c125d8e32b37644ddd852.zip | |
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: Sai 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: Linus Walleij <linus.walleij@linaro.org>
| -rw-r--r-- | Documentation/devicetree/bindings/pinctrl/xlnx,zynq-pinctrl.yaml | 8 | ||||
| -rw-r--r-- | include/dt-bindings/pinctrl/pinctrl-zynq.h | 17 |
2 files changed, 20 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/xlnx,zynq-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/xlnx,zynq-pinctrl.yaml index 2da1969e02ec..ac97dbf6998e 100644 --- a/Documentation/devicetree/bindings/pinctrl/xlnx,zynq-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/xlnx,zynq-pinctrl.yaml @@ -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 { diff --git a/include/dt-bindings/pinctrl/pinctrl-zynq.h b/include/dt-bindings/pinctrl/pinctrl-zynq.h new file mode 100644 index 000000000000..bbfc345f017d --- /dev/null +++ b/include/dt-bindings/pinctrl/pinctrl-zynq.h @@ -0,0 +1,17 @@ +/* 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 */ |