From patchwork Sat Nov 5 08:49:02 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank Wunderlich X-Patchwork-Id: 621862 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 8FCA4C433FE for ; Sat, 5 Nov 2022 08:49:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229477AbiKEItV (ORCPT ); Sat, 5 Nov 2022 04:49:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46044 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229595AbiKEItU (ORCPT ); Sat, 5 Nov 2022 04:49:20 -0400 Received: from mxout2.routing.net (mxout2.routing.net [IPv6:2a03:2900:1:a::b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0DF092251B; Sat, 5 Nov 2022 01:49:17 -0700 (PDT) Received: from mxbox2.masterlogin.de (unknown [192.168.10.89]) by mxout2.routing.net (Postfix) with ESMTP id 2A4295FC59; Sat, 5 Nov 2022 08:49:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailerdienst.de; s=20200217; t=1667638156; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=MHVO61sMpRHTxKeTwC3bQjHXnh5eWGHHpN5gb6vKtgc=; b=dlXu0jSWNQwNTQJIZrwdsITPltGvR3rP+HMF9m7a1iDRR4Wbc0IpY55eH2PjQBa0twnde/ WiWUuZA53S0GO0CiO8lbUeXN5MtjdhuO67gPL5tRRKEvypbMlxFdEhIYB5qQCyKUBzI+GF PYawopFRghqx8B0FOLpx0rlwzRBwGKA= Received: from frank-G5.. (fttx-pool-217.61.159.50.bambit.de [217.61.159.50]) by mxbox2.masterlogin.de (Postfix) with ESMTPSA id 706811003E5; Sat, 5 Nov 2022 08:49:15 +0000 (UTC) From: Frank Wunderlich To: linux-mediatek@lists.infradead.org Cc: Frank Wunderlich , Linus Walleij , Rob Herring , Krzysztof Kozlowski , Matthias Brugger , Sean Wang , Sam Shih , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 1/4] dt-bindings: pinctrl: mt7986: add generic bias-pull* support Date: Sat, 5 Nov 2022 09:49:02 +0100 Message-Id: <20221105084905.9596-2-linux@fw-web.de> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20221105084905.9596-1-linux@fw-web.de> References: <20221105084905.9596-1-linux@fw-web.de> MIME-Version: 1.0 X-Mail-ID: e97ff404-521a-4664-9485-df946569a965 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org From: Sam Shih Since the bias-pull-{up,down} attribute already defines in pinctrl driver of mediatek MT7986 SoC, this patch updates bindings to support mediatek common bias-pull* function. Signed-off-by: Sam Shih Signed-off-by: Frank Wunderlich --- .../pinctrl/mediatek,mt7986-pinctrl.yaml | 50 +++++++++++++++++-- 1 file changed, 47 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/pinctrl/mediatek,mt7986-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/mediatek,mt7986-pinctrl.yaml index b2b9c01efd70..216b356cd519 100644 --- a/Documentation/devicetree/bindings/pinctrl/mediatek,mt7986-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/mediatek,mt7986-pinctrl.yaml @@ -292,9 +292,23 @@ patternProperties: bias-disable: true - bias-pull-up: true - - bias-pull-down: true + bias-pull-up: + oneOf: + - type: boolean + description: normal pull up. + - enum: [100, 101, 102, 103] + description: | + PUPD/R1/R0 pull down type. See MTK_PUPD_SET_R1R0 defines in + dt-bindings/pinctrl/mt65xx.h. + + bias-pull-down: + oneOf: + - type: boolean + description: normal pull down. + - enum: [100, 101, 102, 103] + description: | + PUPD/R1/R0 pull down type. See MTK_PUPD_SET_R1R0 defines in + dt-bindings/pinctrl/mt65xx.h. input-enable: true @@ -346,6 +360,7 @@ examples: - | #include #include + #include soc { #address-cells = <2>; @@ -412,5 +427,34 @@ examples: }; }; + mmc0_pins_default: mmc0-pins { + mux { + function = "emmc"; + groups = "emmc_51"; + }; + conf-cmd-dat { + pins = "EMMC_DATA_0", "EMMC_DATA_1", "EMMC_DATA_2", + "EMMC_DATA_3", "EMMC_DATA_4", "EMMC_DATA_5", + "EMMC_DATA_6", "EMMC_DATA_7", "EMMC_CMD"; + input-enable; + drive-strength = <4>; + bias-pull-up = ; /* pull-up 10K */ + }; + conf-clk { + pins = "EMMC_CK"; + drive-strength = <6>; + bias-pull-down = ; /* pull-down 50K */ + }; + conf-ds { + pins = "EMMC_DSL"; + bias-pull-down = ; /* pull-down 50K */ + }; + conf-rst { + pins = "EMMC_RSTB"; + drive-strength = <4>; + bias-pull-up = ; /* pull-up 10K */ + }; + }; + }; };