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author | Corentin Labbe <clabbe@baylibre.com> | 2022-02-11 15:01:57 +0300 |
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committer | Rob Herring <robh@kernel.org> | 2022-02-18 02:34:05 +0300 |
commit | 5d16dcd252fd3f77d1579342b78d947033065d64 (patch) | |
tree | f441de33139453693e7cc393d631cef11f6437bd /Documentation/devicetree/bindings/ata | |
parent | 44c75c9e3d08b430a9f002a087f2da255909b8ff (diff) | |
download | linux-5d16dcd252fd3f77d1579342b78d947033065d64.tar.xz |
dt-bindings: convert ata/cortina,gemini-sata-bridge to yaml
This patch converts ata/cortina,gemini-sata-bridge binding to yaml
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220211120157.3385145-1-clabbe@baylibre.com
Diffstat (limited to 'Documentation/devicetree/bindings/ata')
-rw-r--r-- | Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.txt | 55 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.yaml | 109 |
2 files changed, 109 insertions, 55 deletions
diff --git a/Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.txt b/Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.txt deleted file mode 100644 index 1c3d3cc70051..000000000000 --- a/Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.txt +++ /dev/null @@ -1,55 +0,0 @@ -* Cortina Systems Gemini SATA Bridge - -The Gemini SATA bridge in a SoC-internal PATA to SATA bridge that -takes two Faraday Technology FTIDE010 PATA controllers and bridges -them in different configurations to two SATA ports. - -Required properties: -- compatible: should be - "cortina,gemini-sata-bridge" -- reg: registers and size for the block -- resets: phandles to the reset lines for both SATA bridges -- reset-names: must be "sata0", "sata1" -- clocks: phandles to the compulsory peripheral clocks -- clock-names: must be "SATA0_PCLK", "SATA1_PCLK" -- syscon: a phandle to the global Gemini system controller -- cortina,gemini-ata-muxmode: tell the desired multiplexing mode for - the ATA controller and SATA bridges. Values 0..3: - Mode 0: ata0 master <-> sata0 - ata1 master <-> sata1 - ata0 slave interface brought out on IDE pads - Mode 1: ata0 master <-> sata0 - ata1 master <-> sata1 - ata1 slave interface brought out on IDE pads - Mode 2: ata1 master <-> sata1 - ata1 slave <-> sata0 - ata0 master and slave interfaces brought out - on IDE pads - Mode 3: ata0 master <-> sata0 - ata0 slave <-> sata1 - ata1 master and slave interfaces brought out - on IDE pads - -Optional boolean properties: -- cortina,gemini-enable-ide-pins: enables the PATA to IDE connection. - The muxmode setting decides whether ATA0 or ATA1 is brought out, - and whether master, slave or both interfaces get brought out. -- cortina,gemini-enable-sata-bridge: enables the PATA to SATA bridge - inside the Gemnini SoC. The Muxmode decides what PATA blocks will - be muxed out and how. - -Example: - -sata: sata@46000000 { - compatible = "cortina,gemini-sata-bridge"; - reg = <0x46000000 0x100>; - resets = <&rcon 26>, <&rcon 27>; - reset-names = "sata0", "sata1"; - clocks = <&gcc GEMINI_CLK_GATE_SATA0>, - <&gcc GEMINI_CLK_GATE_SATA1>; - clock-names = "SATA0_PCLK", "SATA1_PCLK"; - syscon = <&syscon>; - cortina,gemini-ata-muxmode = <3>; - cortina,gemini-enable-ide-pins; - cortina,gemini-enable-sata-bridge; -}; diff --git a/Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.yaml b/Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.yaml new file mode 100644 index 000000000000..21a90975593b --- /dev/null +++ b/Documentation/devicetree/bindings/ata/cortina,gemini-sata-bridge.yaml @@ -0,0 +1,109 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/ata/cortina,gemini-sata-bridge.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cortina Systems Gemini SATA Bridge + +maintainers: + - Linus Walleij <linus.walleij@linaro.org> + +description: | + The Gemini SATA bridge in a SoC-internal PATA to SATA bridge that + takes two Faraday Technology FTIDE010 PATA controllers and bridges + them in different configurations to two SATA ports. + +properties: + compatible: + const: cortina,gemini-sata-bridge + + reg: + maxItems: 1 + + resets: + minItems: 2 + maxItems: 2 + description: phandles to the reset lines for both SATA bridges + + reset-names: + items: + - const: sata0 + - const: sata1 + + clocks: + minItems: 2 + maxItems: 2 + description: phandles to the compulsory peripheral clocks + + clock-names: + items: + - const: SATA0_PCLK + - const: SATA1_PCLK + + syscon: + $ref: /schemas/types.yaml#/definitions/phandle + description: a phandle to the global Gemini system controller + + cortina,gemini-ata-muxmode: + $ref: /schemas/types.yaml#/definitions/uint32 + enum: + - 0 + - 1 + - 2 + - 3 + description: | + Tell the desired multiplexing mode for the ATA controller and SATA + bridges. + Mode 0: ata0 master <-> sata0 + ata1 master <-> sata1 + ata0 slave interface brought out on IDE pads + Mode 1: ata0 master <-> sata0 + ata1 master <-> sata1 + ata1 slave interface brought out on IDE pads + Mode 2: ata1 master <-> sata1 + ata1 slave <-> sata0 + ata0 master and slave interfaces brought out on IDE pads + Mode 3: ata0 master <-> sata0 + ata0 slave <-> sata1 + ata1 master and slave interfaces brought out on IDE pads + + cortina,gemini-enable-ide-pins: + type: boolean + description: Enables the PATA to IDE connection. + The muxmode setting decides whether ATA0 or ATA1 is brought out, + and whether master, slave or both interfaces get brought out. + + cortina,gemini-enable-sata-bridge: + type: boolean + description: Enables the PATA to SATA bridge inside the Gemnini SoC. + The Muxmode decides what PATA blocks will be muxed out and how. + +required: + - clocks + - clock-names + - cortina,gemini-ata-muxmode + - resets + - reset-names + - compatible + - reg + - syscon + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/cortina,gemini-clock.h> + sata@46000000 { + compatible = "cortina,gemini-sata-bridge"; + reg = <0x46000000 0x100>; + resets = <&rcon 26>, <&rcon 27>; + reset-names = "sata0", "sata1"; + clocks = <&gcc GEMINI_CLK_GATE_SATA0>, + <&gcc GEMINI_CLK_GATE_SATA1>; + clock-names = "SATA0_PCLK", "SATA1_PCLK"; + syscon = <&syscon>; + cortina,gemini-ata-muxmode = <3>; + cortina,gemini-enable-ide-pins; + cortina,gemini-enable-sata-bridge; + }; |