From patchwork Mon May 9 08:49:17 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kavyasree Kotagiri X-Patchwork-Id: 1628407 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=microchip.com header.i=@microchip.com header.a=rsa-sha256 header.s=mchp header.b=Ki7RJTVE; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4Kxb6R17Tzz9sGJ for ; Mon, 9 May 2022 19:12:31 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237526AbiEIJNQ (ORCPT ); Mon, 9 May 2022 05:13:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41542 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237123AbiEIIxa (ORCPT ); Mon, 9 May 2022 04:53:30 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 82A0D18B94C; Mon, 9 May 2022 01:49:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1652086175; x=1683622175; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=6lCNDnYJkosgYLV0xK1CqQWOhk+Z+YnHv527i+VzDNc=; b=Ki7RJTVEOmepcsCr07bt1kixKXZ4EKjEsaReSod9Z2MWJwtatB9qmNYI mruN1lzT0dSyQL5LRy5dfD/ZQZI8fgvSEDw4MWIJ5GnmdQ5GMAFNoraSu i58QC/8ggESgBG75HLWfHHib7YQTMmShHpO4iB3Svgmgj/mQttolZA+MR v0B1A+ShjBNE7PGSdbXqOPBFA+nGoVf9X+WFRhKoG9+JF+eedAYtm3t/7 cIEZd6ULpW/GRNCZ5MXnkkSQM0fC6x1hf3P3nz+mpHuynX2y/7aFkGbjk LpL8TVzJl7Um4JeaYbLEnDHqX2VfqhExUtZjCVK2qkKCkIrL8ajBqW/Up g==; X-IronPort-AV: E=Sophos;i="5.91,210,1647327600"; d="scan'208";a="163212300" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa3.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 09 May 2022 01:49:34 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.17; Mon, 9 May 2022 01:49:34 -0700 Received: from kavya-HP-Compaq-6000-Pro-SFF-PC.microchip.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2375.17 via Frontend Transport; Mon, 9 May 2022 01:49:29 -0700 From: Kavyasree Kotagiri To: , , , , CC: , , , , , , , Subject: [PATCH v2 1/4] dt-bindings: mfd: atmel,flexcom: Convert to json-schema Date: Mon, 9 May 2022 14:19:17 +0530 Message-ID: <20220509084920.14529-2-kavyasree.kotagiri@microchip.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220509084920.14529-1-kavyasree.kotagiri@microchip.com> References: <20220509084920.14529-1-kavyasree.kotagiri@microchip.com> MIME-Version: 1.0 X-Spam-Status: No, score=-5.0 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Convert the Atmel flexcom device tree bindings to json schema. Signed-off-by: Kavyasree Kotagiri --- .../bindings/mfd/atmel,flexcom.yaml | 92 +++++++++++++++++++ .../devicetree/bindings/mfd/atmel-flexcom.txt | 63 ------------- 2 files changed, 92 insertions(+), 63 deletions(-) create mode 100644 Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml delete mode 100644 Documentation/devicetree/bindings/mfd/atmel-flexcom.txt diff --git a/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml b/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml new file mode 100644 index 000000000000..79ec7ebc7055 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml @@ -0,0 +1,92 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/atmel,flexcom.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Device tree bindings for Atmel Flexcom (Flexible Serial Communication Unit) + +maintainers: + - Kavyasree Kotagiri + +description: + The Atmel Flexcom is just a wrapper which embeds a SPI controller, + an I2C controller and an USART. Only one function can be used at a + time and is chosen at boot time according to the device tree. + +properties: + compatible: + const: atmel,sama5d2-flexcom + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + + ranges: + description: + One range for the full I/O register region. (including USART, + TWI and SPI registers). + items: + maxItems: 3 + + atmel,flexcom-mode: + description: | + Specifies the flexcom mode as follows: + 1: USART + 2: SPI + 3: I2C. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: [1, 2, 3] + +required: + - compatible + - reg + - clocks + - "#address-cells" + - "#size-cells" + - ranges + - atmel,flexcom-mode + +additionalProperties: false + +patternProperties: + "^serial@[0-9a-f]+$": + description: See atmel-usart.txt for details of USART bindings. + "^spi@[0-9a-f]+$": + description: See ../spi/spi_atmel.txt for details of SPI bindings. + "^i2c@[0-9a-f]+$": + description: See ../i2c/i2c-at91.txt for details of I2C bindings. + +examples: + - | + flx0: flexcom@f8034000 { + compatible = "atmel,sama5d2-flexcom"; + reg = <0xf8034000 0x200>; + clocks = <&flx0_clk>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0xf8034000 0x800>; + atmel,flexcom-mode = <2>; + + spi0: spi@400 { + compatible = "atmel,at91rm9200-spi"; + reg = <0x400 0x200>; + interrupts = <19 4 7>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flx0_default>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&flx0_clk>; + clock-names = "spi_clk"; + atmel,fifo-size = <32>; + }; + }; +... diff --git a/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt b/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt deleted file mode 100644 index 692300117c64..000000000000 --- a/Documentation/devicetree/bindings/mfd/atmel-flexcom.txt +++ /dev/null @@ -1,63 +0,0 @@ -* Device tree bindings for Atmel Flexcom (Flexible Serial Communication Unit) - -The Atmel Flexcom is just a wrapper which embeds a SPI controller, an I2C -controller and an USART. Only one function can be used at a time and is chosen -at boot time according to the device tree. - -Required properties: -- compatible: Should be "atmel,sama5d2-flexcom" -- reg: Should be the offset/length value for Flexcom dedicated - I/O registers (without USART, TWI or SPI registers). -- clocks: Should be the Flexcom peripheral clock from PMC. -- #address-cells: Should be <1> -- #size-cells: Should be <1> -- ranges: Should be one range for the full I/O register region - (including USART, TWI and SPI registers). -- atmel,flexcom-mode: Should be one of the following values: - - <1> for USART - - <2> for SPI - - <3> for I2C - -Required child: -A single available child device of type matching the "atmel,flexcom-mode" -property. - -The phandle provided by the clocks property of the child is the same as one for -the Flexcom parent. - -For other properties, please refer to the documentations of the respective -device: -- ../serial/atmel-usart.txt -- ../spi/spi_atmel.txt -- ../i2c/i2c-at91.txt - -Example: - -flexcom@f8034000 { - compatible = "atmel,sama5d2-flexcom"; - reg = <0xf8034000 0x200>; - clocks = <&flx0_clk>; - #address-cells = <1>; - #size-cells = <1>; - ranges = <0x0 0xf8034000 0x800>; - atmel,flexcom-mode = <2>; - - spi@400 { - compatible = "atmel,at91rm9200-spi"; - reg = <0x400 0x200>; - interrupts = <19 IRQ_TYPE_LEVEL_HIGH 7>; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_flx0_default>; - #address-cells = <1>; - #size-cells = <0>; - clocks = <&flx0_clk>; - clock-names = "spi_clk"; - atmel,fifo-size = <32>; - - mtd_dataflash@0 { - compatible = "atmel,at25f512b"; - reg = <0>; - spi-max-frequency = <20000000>; - }; - }; -}; From patchwork Mon May 9 08:49:18 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kavyasree Kotagiri X-Patchwork-Id: 1628412 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; 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Mon, 9 May 2022 01:49:42 -0700 Received: from kavya-HP-Compaq-6000-Pro-SFF-PC.microchip.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2375.17 via Frontend Transport; Mon, 9 May 2022 01:49:37 -0700 From: Kavyasree Kotagiri To: , , , , CC: , , , , , , , Subject: [PATCH v2 2/4] dt-bindings: mfd: atmel,flexcom: Add lan966 compatible string and mux properties Date: Mon, 9 May 2022 14:19:18 +0530 Message-ID: <20220509084920.14529-3-kavyasree.kotagiri@microchip.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220509084920.14529-1-kavyasree.kotagiri@microchip.com> References: <20220509084920.14529-1-kavyasree.kotagiri@microchip.com> MIME-Version: 1.0 X-Spam-Status: No, score=-5.0 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add lan966 flexcom compatible string and flexcom mux device tree properties. Signed-off-by: Kavyasree Kotagiri --- .../bindings/mfd/atmel,flexcom.yaml | 52 ++++++++++++++++++- 1 file changed, 51 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml b/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml index 79ec7ebc7055..228c095c84ca 100644 --- a/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml +++ b/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml @@ -16,7 +16,9 @@ description: properties: compatible: - const: atmel,sama5d2-flexcom + enum: + - atmel,sama5d2-flexcom + - microchip,lan966-flexcom reg: maxItems: 1 @@ -57,6 +59,27 @@ required: additionalProperties: false +allOf: + - if: + properties: + compatible: + contains: + const: microchip,lan966-flexcom + + then: + properties: + mux-controls: + minItems: 1 + maxItems: 2 + $ref: /schemas/types.yaml#/definitions/phandle-array + + mux-control-names: + minItems: 1 + $ref: ../mux/mux-consumer.yaml + items: + - const: cs0 + - const: cs1 + patternProperties: "^serial@[0-9a-f]+$": description: See atmel-usart.txt for details of USART bindings. @@ -89,4 +112,31 @@ examples: atmel,fifo-size = <32>; }; }; + + - | + flx3: flexcom@e0064000 { + compatible = "microchip,lan966-flexcom"; + reg = <0xe0064000 0x100>; + clocks = <&fabric_clk>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0xe0064000 0x800>; + atmel,flexcom-mode = <2>; + mux-controls = <&mux 0>; + mux-control-names = "cs0"; + + spi3: spi@400 { + compatible = "atmel,at91rm9200-spi"; + reg = <0x400 0x200>; + interrupts = <0 51 4>; + #address-cells = <1>; + #size-cells = <0>; + clocks = <&fabric_clk>; + clock-names = "spi_clk"; + pinctrl-0 = <&fc3_b_sck_pins>, <&fc3_b_rxd_pins>, + <&fc3_b_txd_pins>, <&fc_shrd9_pins>; + pinctrl-names = "default"; + atmel,fifo-size = <32>; + }; + }; ... From patchwork Mon May 9 08:49:19 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kavyasree Kotagiri X-Patchwork-Id: 1628408 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=microchip.com header.i=@microchip.com header.a=rsa-sha256 header.s=mchp header.b=AafctKHD; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4Kxb6R3T34z9sGS for ; Mon, 9 May 2022 19:12:31 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237544AbiEIJNR (ORCPT ); Mon, 9 May 2022 05:13:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43662 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235691AbiEIIx4 (ORCPT ); Mon, 9 May 2022 04:53:56 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2D48E1F639C; Mon, 9 May 2022 01:50:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1652086200; x=1683622200; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=P1qgV17lnh2akycIs/7RD3U7hySjZfZcLWGAANbzE+U=; b=AafctKHDrq8rWkdEnNDJnybSUa6WZFHoFUiefQ6O/oS06AHMbmNl1PXc SLGLbpxdkwJQorwXAKSWZyax+kG/Ez8JdUDlSPRekVgkApyJQMejXCUhi YsvFDjXXE31VNcO4j1dijIjQ3xdEyRkv8Mbw2e09eT1K3TIPpC34Wk4ps F5vk331qB93/ePDyIx89XsHt0Q4kSywTFQ1IVojw/8Xi7KMYgZLHDU/AZ PeCv46IcNRN9ao05fLLVTU+A5T1bTvYCKqPBXFYyBeZKKVtiavuMFGUD9 3oAg1+KG/aBHw69XShTwFN3aKVzaueyDbpc/6SkBFWQC0KPcDP/CU+ysT w==; X-IronPort-AV: E=Sophos;i="5.91,210,1647327600"; d="scan'208";a="172473008" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa1.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 09 May 2022 01:49:49 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.17; Mon, 9 May 2022 01:49:48 -0700 Received: from kavya-HP-Compaq-6000-Pro-SFF-PC.microchip.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2375.17 via Frontend Transport; Mon, 9 May 2022 01:49:43 -0700 From: Kavyasree Kotagiri To: , , , , CC: , , , , , , , Subject: [PATCH v2 3/4] dt-bindings: mux: Add lan966 flexcom mux controller Date: Mon, 9 May 2022 14:19:19 +0530 Message-ID: <20220509084920.14529-4-kavyasree.kotagiri@microchip.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220509084920.14529-1-kavyasree.kotagiri@microchip.com> References: <20220509084920.14529-1-kavyasree.kotagiri@microchip.com> MIME-Version: 1.0 X-Spam-Status: No, score=-5.0 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This adds DT bindings documentation for lan966 flexcom mux controller. Signed-off-by: Kavyasree Kotagiri --- .../mux/microchip,lan966-flx-mux.yaml | 51 +++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 Documentation/devicetree/bindings/mux/microchip,lan966-flx-mux.yaml diff --git a/Documentation/devicetree/bindings/mux/microchip,lan966-flx-mux.yaml b/Documentation/devicetree/bindings/mux/microchip,lan966-flx-mux.yaml new file mode 100644 index 000000000000..63147a2e8f3a --- /dev/null +++ b/Documentation/devicetree/bindings/mux/microchip,lan966-flx-mux.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mux/microchip,lan966-flx-mux.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip Lan966 Flexcom multiplexer bindings + +maintainers: + - Kavyasree Kotagiri + +description: |+ + The Microchip Lan966 have 5 Flexcoms. Each flexcom has 2 chip-selects + when operating in USART and SPI modes. + Each chip select of each flexcom can be mapped to 21 flexcom shared pins. + Define register offset and pin number to map a flexcom chip-select + to flexcom shared pin. + +allOf: + - $ref: /schemas/mux/mux-controller.yaml# + +properties: + compatible: + const: microchip,lan966-flx-mux + + reg: + maxItems: 1 + + '#mux-control-cells': + const: 1 + + mux-offset-pin: + description: an array of register offset and flexcom shared pin(0-20). + +required: + - compatible + - reg + - '#mux-control-cells' + - mux-offset-pin + +additionalProperties: false + +examples: + - | + mux: mux-controller@e2004168 { + compatible = "microchip,lan966-flx-mux"; + reg = <0xe2004168 0x8>; + #mux-control-cells = <1>; + mux-offset-pin = <0x18 9>; /* 0: flx3 cs0 offset, pin-9 */ + }; +...