From patchwork Wed May 11 07:04:42 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 12845866 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5BF25C43219 for ; Wed, 11 May 2022 07:05:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242685AbiEKHFY (ORCPT ); Wed, 11 May 2022 03:05:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50346 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242573AbiEKHFN (ORCPT ); Wed, 11 May 2022 03:05:13 -0400 Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 631BD13CA00; Wed, 11 May 2022 00:04:56 -0700 (PDT) X-IronPort-AV: E=Sophos;i="5.91,216,1647270000"; d="scan'208";a="119339121" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 11 May 2022 16:04:56 +0900 Received: from localhost.localdomain (unknown [10.226.92.143]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 5578F42049B2; Wed, 11 May 2022 16:04:52 +0900 (JST) From: Biju Das To: Jonathan Cameron , Rob Herring , Krzysztof Kozlowski Cc: Biju Das , Lad Prabhakar , Lars-Peter Clausen , linux-iio@vger.kernel.org, linux-renesas-soc@vger.kernel.org, devicetree@vger.kernel.org, Geert Uytterhoeven , Chris Paterson , Biju Das Subject: [PATCH v3 1/2] dt-bindings: iio: adc: Document Renesas RZ/G2UL ADC Date: Wed, 11 May 2022 08:04:42 +0100 Message-Id: <20220511070443.30231-2-biju.das.jz@bp.renesas.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220511070443.30231-1-biju.das.jz@bp.renesas.com> References: <20220511070443.30231-1-biju.das.jz@bp.renesas.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Document Renesas RZ/G2UL ADC bindings. RZ/G2UL ADC is almost identical to RZ/G2L, but it has 2 analog input channels compared to 8 channels on the RZ/G2L. Signed-off-by: Biju Das --- v2->v3: * Added generic description for reg. * Improved schema validation by restricting both channel and reg to [0-1]. v1->v2: * Started using generic compatible for RZ/G2UL and added SoC specific validation for channels. --- .../bindings/iio/adc/renesas,rzg2l-adc.yaml | 36 ++++++++++++++++--- 1 file changed, 32 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/iio/adc/renesas,rzg2l-adc.yaml b/Documentation/devicetree/bindings/iio/adc/renesas,rzg2l-adc.yaml index d66c24cae1e1..6d1ff5d300e1 100644 --- a/Documentation/devicetree/bindings/iio/adc/renesas,rzg2l-adc.yaml +++ b/Documentation/devicetree/bindings/iio/adc/renesas,rzg2l-adc.yaml @@ -19,6 +19,7 @@ properties: compatible: items: - enum: + - renesas,r9a07g043-adc # RZ/G2UL - renesas,r9a07g044-adc # RZ/G2L - renesas,r9a07g054-adc # RZ/V2L - const: renesas,rzg2l-adc @@ -76,16 +77,43 @@ patternProperties: properties: reg: description: | - The channel number. It can have up to 8 channels numbered from 0 to 7. - items: - - minimum: 0 - maximum: 7 + The channel number. required: - reg additionalProperties: false +allOf: + - if: + properties: + compatible: + contains: + const: renesas,r9a07g043-adc + then: + patternProperties: + "^channel@[2-7]$": false + "^channel@[0-1]$": + type: object + properties: + reg: + description: | + It can have up to 2 channels numbered from 0 to 1. + items: + - minimum: 0 + maximum: 1 + else: + patternProperties: + "^channel@[0-7]$": + type: object + properties: + reg: + description: | + It can have up to 8 channels numbered from 0 to 7. + items: + - minimum: 0 + maximum: 7 + additionalProperties: false examples: