From: Kavyasree Kotagiri <kavyasree.kotagiri@microchip.com> To: <robh+dt@kernel.org>, <krzysztof.kozlowski+dt@linaro.org>, <nicolas.ferre@microchip.com>, <alexandre.belloni@bootlin.com>, <claudiu.beznea@microchip.com>, <UNGLinuxDriver@microchip.com> Cc: <devicetree@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>, <Kavyasree.Kotagiri@microchip.com> Subject: [PATCH v8 2/3] dt-bindings: mfd: atmel,sama5d2-flexcom: Add new compatible string for lan966x Date: Fri, 8 Jul 2022 09:56:18 -0200 [thread overview] Message-ID: <20220708115619.254073-3-kavyasree.kotagiri@microchip.com> (raw) In-Reply-To: <20220708115619.254073-1-kavyasree.kotagiri@microchip.com> LAN966x SoC flexcoms has two optional I/O lines. Namely, CS0 and CS1 in flexcom SPI mode. CTS and RTS in flexcom USART mode. These pins can be mapped to lan966x FLEXCOM_SHARED[0-20] pins and usage depends on functions being configured. Signed-off-by: Kavyasree Kotagiri <kavyasree.kotagiri@microchip.com> --- v7 -> v8: - Changed compatible string to microchip,lan9668-flexcom. v6 -> v7: - Add #address-cells, #size-cells to flx3 example. v5 -> v6: - Removed spi node from flx3 example. v4 -> v5: - Fixed indentations and dt-schema errors. - No errors seen with 'make dt_binding_check'. v3 -> v4: - Added else condition to allOf:if:then. v2 -> v3: - Add reg property of lan966x missed in v2. v1 -> v2: - Use allOf:if:then for lan966x dt properties .../bindings/mfd/atmel,sama5d2-flexcom.yaml | 65 ++++++++++++++++++- 1 file changed, 64 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mfd/atmel,sama5d2-flexcom.yaml b/Documentation/devicetree/bindings/mfd/atmel,sama5d2-flexcom.yaml index bfa7d340a198..568da7cb630c 100644 --- a/Documentation/devicetree/bindings/mfd/atmel,sama5d2-flexcom.yaml +++ b/Documentation/devicetree/bindings/mfd/atmel,sama5d2-flexcom.yaml @@ -18,9 +18,11 @@ properties: compatible: enum: - atmel,sama5d2-flexcom + - microchip,lan9668-flexcom reg: - maxItems: 1 + minItems: 1 + maxItems: 2 clocks: maxItems: 1 @@ -47,6 +49,27 @@ properties: $ref: /schemas/types.yaml#/definitions/uint32 enum: [1, 2, 3] + microchip,flx-shrd-pins: + description: Specify the Flexcom shared pins to be used for flexcom + chip-selects. + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 1 + maxItems: 2 + items: + minimum: 0 + maximum: 20 + + microchip,flx-cs: + description: Flexcom chip selects. Here, value of '0' represents "cts" line + of flexcom USART or "cs0" line of flexcom SPI and value of '1' represents + "rts" line of flexcom USART or "cs1" line of flexcom SPI. + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 1 + maxItems: 2 + items: + minimum: 0 + maximum: 1 + patternProperties: "^serial@[0-9a-f]+$": type: object @@ -74,6 +97,31 @@ required: - ranges - atmel,flexcom-mode +allOf: + - if: + properties: + compatible: + contains: + const: microchip,lan9668-flexcom + + then: + properties: + reg: + items: + - description: Flexcom base registers map + - description: Flexcom shared registers map + required: + - microchip,flx-shrd-pins + - microchip,flx-cs + + else: + properties: + reg: + items: + - description: Flexcom base registers map + microchip,flx-shrd-pins: false + microchip,flx-cs: false + additionalProperties: false examples: @@ -89,4 +137,19 @@ examples: ranges = <0x0 0xf8034000 0x800>; atmel,flexcom-mode = <2>; }; + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + flx3: flexcom@e0064000 { + compatible = "microchip,lan9668-flexcom"; + reg = <0xe0064000 0x100>, + <0xe2004180 0x8>; + clocks = <&flx0_clk>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0xe0040000 0x800>; + atmel,flexcom-mode = <2>; + microchip,flx-shrd-pins = <9>; + microchip,flx-cs = <0>; + }; ... -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Kavyasree Kotagiri <kavyasree.kotagiri@microchip.com> To: <robh+dt@kernel.org>, <krzysztof.kozlowski+dt@linaro.org>, <nicolas.ferre@microchip.com>, <alexandre.belloni@bootlin.com>, <claudiu.beznea@microchip.com>, <UNGLinuxDriver@microchip.com> Cc: <devicetree@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>, <Kavyasree.Kotagiri@microchip.com> Subject: [PATCH v8 2/3] dt-bindings: mfd: atmel,sama5d2-flexcom: Add new compatible string for lan966x Date: Fri, 8 Jul 2022 09:56:18 -0200 [thread overview] Message-ID: <20220708115619.254073-3-kavyasree.kotagiri@microchip.com> (raw) In-Reply-To: <20220708115619.254073-1-kavyasree.kotagiri@microchip.com> LAN966x SoC flexcoms has two optional I/O lines. Namely, CS0 and CS1 in flexcom SPI mode. CTS and RTS in flexcom USART mode. These pins can be mapped to lan966x FLEXCOM_SHARED[0-20] pins and usage depends on functions being configured. Signed-off-by: Kavyasree Kotagiri <kavyasree.kotagiri@microchip.com> --- v7 -> v8: - Changed compatible string to microchip,lan9668-flexcom. v6 -> v7: - Add #address-cells, #size-cells to flx3 example. v5 -> v6: - Removed spi node from flx3 example. v4 -> v5: - Fixed indentations and dt-schema errors. - No errors seen with 'make dt_binding_check'. v3 -> v4: - Added else condition to allOf:if:then. v2 -> v3: - Add reg property of lan966x missed in v2. v1 -> v2: - Use allOf:if:then for lan966x dt properties .../bindings/mfd/atmel,sama5d2-flexcom.yaml | 65 ++++++++++++++++++- 1 file changed, 64 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mfd/atmel,sama5d2-flexcom.yaml b/Documentation/devicetree/bindings/mfd/atmel,sama5d2-flexcom.yaml index bfa7d340a198..568da7cb630c 100644 --- a/Documentation/devicetree/bindings/mfd/atmel,sama5d2-flexcom.yaml +++ b/Documentation/devicetree/bindings/mfd/atmel,sama5d2-flexcom.yaml @@ -18,9 +18,11 @@ properties: compatible: enum: - atmel,sama5d2-flexcom + - microchip,lan9668-flexcom reg: - maxItems: 1 + minItems: 1 + maxItems: 2 clocks: maxItems: 1 @@ -47,6 +49,27 @@ properties: $ref: /schemas/types.yaml#/definitions/uint32 enum: [1, 2, 3] + microchip,flx-shrd-pins: + description: Specify the Flexcom shared pins to be used for flexcom + chip-selects. + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 1 + maxItems: 2 + items: + minimum: 0 + maximum: 20 + + microchip,flx-cs: + description: Flexcom chip selects. Here, value of '0' represents "cts" line + of flexcom USART or "cs0" line of flexcom SPI and value of '1' represents + "rts" line of flexcom USART or "cs1" line of flexcom SPI. + $ref: /schemas/types.yaml#/definitions/uint32-array + minItems: 1 + maxItems: 2 + items: + minimum: 0 + maximum: 1 + patternProperties: "^serial@[0-9a-f]+$": type: object @@ -74,6 +97,31 @@ required: - ranges - atmel,flexcom-mode +allOf: + - if: + properties: + compatible: + contains: + const: microchip,lan9668-flexcom + + then: + properties: + reg: + items: + - description: Flexcom base registers map + - description: Flexcom shared registers map + required: + - microchip,flx-shrd-pins + - microchip,flx-cs + + else: + properties: + reg: + items: + - description: Flexcom base registers map + microchip,flx-shrd-pins: false + microchip,flx-cs: false + additionalProperties: false examples: @@ -89,4 +137,19 @@ examples: ranges = <0x0 0xf8034000 0x800>; atmel,flexcom-mode = <2>; }; + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + flx3: flexcom@e0064000 { + compatible = "microchip,lan9668-flexcom"; + reg = <0xe0064000 0x100>, + <0xe2004180 0x8>; + clocks = <&flx0_clk>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0xe0040000 0x800>; + atmel,flexcom-mode = <2>; + microchip,flx-shrd-pins = <9>; + microchip,flx-cs = <0>; + }; ... -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2022-07-08 11:57 UTC|newest] Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-07-08 11:56 [PATCH v8 0/3] Add support for lan966x flexcom chip-select configuration Kavyasree Kotagiri 2022-07-08 11:56 ` Kavyasree Kotagiri 2022-07-08 11:56 ` [PATCH v8 1/3] dt-bindings: mfd: Convert atmel-flexcom to json-schema Kavyasree Kotagiri 2022-07-08 11:56 ` Kavyasree Kotagiri 2022-07-11 23:05 ` Rob Herring 2022-07-11 23:05 ` Rob Herring 2022-07-08 11:56 ` Kavyasree Kotagiri [this message] 2022-07-08 11:56 ` [PATCH v8 2/3] dt-bindings: mfd: atmel,sama5d2-flexcom: Add new compatible string for lan966x Kavyasree Kotagiri 2022-07-11 23:06 ` Rob Herring 2022-07-11 23:06 ` Rob Herring 2022-07-08 11:56 ` [PATCH v8 3/3] mfd: atmel-flexcom: Add support for lan966x flexcom chip-select configuration Kavyasree Kotagiri 2022-07-08 11:56 ` Kavyasree Kotagiri 2022-07-12 6:54 ` Claudiu.Beznea 2022-07-12 6:54 ` Claudiu.Beznea 2022-09-05 7:53 ` [PATCH v8 0/3] " Kavyasree.Kotagiri 2022-09-05 7:53 ` Kavyasree.Kotagiri 2022-09-05 14:55 ` Lee Jones 2022-09-05 14:55 ` Lee Jones 2022-09-07 10:50 ` Kavyasree.Kotagiri 2022-09-07 10:50 ` Kavyasree.Kotagiri 2022-09-08 7:30 ` Lee Jones 2022-09-08 7:30 ` Lee Jones
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