dt-bindings: spi: conversion of spi-st-ssc into DT schema YAML
Commit Message
File st,ssc-spi.yaml replaces spi-st-ssc.txt for the
ST Microelectronics SSC SPI driver.
Signed-off-by: Alain Volmat <avolmat@me.com>
---
.../devicetree/bindings/spi/spi-st-ssc.txt | 40 ------------
.../devicetree/bindings/spi/st,ssc-spi.yaml | 61 +++++++++++++++++++
MAINTAINERS | 1 +
3 files changed, 62 insertions(+), 40 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/spi/spi-st-ssc.txt
create mode 100644 Documentation/devicetree/bindings/spi/st,ssc-spi.yaml
Comments
On 10/02/2023 11:14, Alain Volmat wrote:
> File st,ssc-spi.yaml replaces spi-st-ssc.txt for the
> ST Microelectronics SSC SPI driver.
subject: spi: dt-bindings: spi-st-ssc: convert to DT schema
YAML is redundant, "conversion" of too long
>
> Signed-off-by: Alain Volmat <avolmat@me.com>
> ---
> .../devicetree/bindings/spi/spi-st-ssc.txt | 40 ------------
> .../devicetree/bindings/spi/st,ssc-spi.yaml | 61 +++++++++++++++++++
> MAINTAINERS | 1 +
> 3 files changed, 62 insertions(+), 40 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/spi/spi-st-ssc.txt
> create mode 100644 Documentation/devicetree/bindings/spi/st,ssc-spi.yaml
>
> diff --git a/Documentation/devicetree/bindings/spi/spi-st-ssc.txt b/Documentation/devicetree/bindings/spi/spi-st-ssc.txt
> deleted file mode 100644
> index 1bdc4709e474..000000000000
> --- a/Documentation/devicetree/bindings/spi/spi-st-ssc.txt
> +++ /dev/null
> @@ -1,40 +0,0 @@
> -STMicroelectronics SSC (SPI) Controller
> ----------------------------------------
> -
> -Required properties:
> -- compatible : "st,comms-ssc4-spi"
> -- reg : Offset and length of the device's register set
> -- interrupts : The interrupt specifier
> -- clock-names : Must contain "ssc"
> -- clocks : Must contain an entry for each name in clock-names
> - See ../clk/*
> -- pinctrl-names : Uses "default", can use "sleep" if provided
> - See ../pinctrl/pinctrl-bindings.txt
> -
> -Optional properties:
> -- cs-gpios : List of GPIO chip selects
> - See ../spi/spi-bus.txt
> -
> -Child nodes represent devices on the SPI bus
> - See ../spi/spi-bus.txt
> -
> -Example:
> - spi@9840000 {
> - compatible = "st,comms-ssc4-spi";
> - reg = <0x9840000 0x110>;
> - interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>;
> - clocks = <&clk_s_c0_flexgen CLK_EXT2F_A9>;
> - clock-names = "ssc";
> - pinctrl-0 = <&pinctrl_spi0_default>;
> - pinctrl-names = "default";
> - cs-gpios = <&pio17 5 0>;
> - #address-cells = <1>;
> - #size-cells = <0>;
> -
> - st95hf@0{
> - compatible = "st,st95hf";
> - reg = <0>;
> - spi-max-frequency = <1000000>;
> - interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
> - };
> - };
> diff --git a/Documentation/devicetree/bindings/spi/st,ssc-spi.yaml b/Documentation/devicetree/bindings/spi/st,ssc-spi.yaml
> new file mode 100644
> index 000000000000..496118df3a1b
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/spi/st,ssc-spi.yaml
> @@ -0,0 +1,61 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/spi/st,ssc-spi.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: STMicroelectronics SSC SPI Controller
> +
> +description: |
> + The STMicroelectronics SSC SPI controller can be found on STi platforms
> + and it used to communicate with external devices using the
> + Serial Peripheral Interface.
> +
> +maintainers:
> + - Patrice Chotard <patrice.chotard@foss.st.com>
> +
> +allOf:
> + - $ref: "spi-controller.yaml#"
Drop quotes.
> +
> +properties:
> + compatible:
> + const: st,comms-ssc4-spi
> +
> + reg:
> + maxItems: 1
> +
> + clocks:
> + maxItems: 1
> +
> + clock-names:
> + const: ssc
> +
> + interrupts:
> + maxItems: 1
> +
> +required:
> + - compatible
> + - reg
> + - clocks
> + - clock-names
> + - interrupts
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/arm-gic.h>
> + #include <dt-bindings/clock/stih407-clks.h>
> + spi@9840000 {
> + compatible = "st,comms-ssc4-spi";
> + reg = <0x9840000 0x110>;
> + interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&clk_s_c0_flexgen CLK_EXT2F_A9>;
> + clock-names = "ssc";
> + pinctrl-0 = <&pinctrl_spi0_default>;
> + pinctrl-names = "default";
> + #address-cells = <1>;
> + #size-cells = <0>;
Messed coding style. Only one space before =.
Best regards,
Krzysztof
deleted file mode 100644
@@ -1,40 +0,0 @@
-STMicroelectronics SSC (SPI) Controller
----------------------------------------
-
-Required properties:
-- compatible : "st,comms-ssc4-spi"
-- reg : Offset and length of the device's register set
-- interrupts : The interrupt specifier
-- clock-names : Must contain "ssc"
-- clocks : Must contain an entry for each name in clock-names
- See ../clk/*
-- pinctrl-names : Uses "default", can use "sleep" if provided
- See ../pinctrl/pinctrl-bindings.txt
-
-Optional properties:
-- cs-gpios : List of GPIO chip selects
- See ../spi/spi-bus.txt
-
-Child nodes represent devices on the SPI bus
- See ../spi/spi-bus.txt
-
-Example:
- spi@9840000 {
- compatible = "st,comms-ssc4-spi";
- reg = <0x9840000 0x110>;
- interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&clk_s_c0_flexgen CLK_EXT2F_A9>;
- clock-names = "ssc";
- pinctrl-0 = <&pinctrl_spi0_default>;
- pinctrl-names = "default";
- cs-gpios = <&pio17 5 0>;
- #address-cells = <1>;
- #size-cells = <0>;
-
- st95hf@0{
- compatible = "st,st95hf";
- reg = <0>;
- spi-max-frequency = <1000000>;
- interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
- };
- };
new file mode 100644
@@ -0,0 +1,61 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/spi/st,ssc-spi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: STMicroelectronics SSC SPI Controller
+
+description: |
+ The STMicroelectronics SSC SPI controller can be found on STi platforms
+ and it used to communicate with external devices using the
+ Serial Peripheral Interface.
+
+maintainers:
+ - Patrice Chotard <patrice.chotard@foss.st.com>
+
+allOf:
+ - $ref: "spi-controller.yaml#"
+
+properties:
+ compatible:
+ const: st,comms-ssc4-spi
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ const: ssc
+
+ interrupts:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - interrupts
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/stih407-clks.h>
+ spi@9840000 {
+ compatible = "st,comms-ssc4-spi";
+ reg = <0x9840000 0x110>;
+ interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk_s_c0_flexgen CLK_EXT2F_A9>;
+ clock-names = "ssc";
+ pinctrl-0 = <&pinctrl_spi0_default>;
+ pinctrl-names = "default";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+...
@@ -2926,6 +2926,7 @@ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
W: http://www.stlinux.com
F: Documentation/devicetree/bindings/i2c/st,sti-i2c.yaml
+F: Documentation/devicetree/bindings/spi/st,ssc-spi.yaml
F: arch/arm/boot/dts/sti*
F: arch/arm/mach-sti/
F: drivers/ata/ahci_st.c