From patchwork Sat Apr 15 17:46:24 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonathan McDowell X-Patchwork-Id: 13212619 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6BCFBC77B70 for ; Sat, 15 Apr 2023 17:47:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=2j77tthER8ci+50wAckE0obdMqua+yWac3YRtjnJGg8=; b=TLV+TotwOs/V9S 0x7zpYELn8aL+lzt7FTEKo7AbK+HK8A2gHjRXEqvIdeabV9vJ1OjHK12SonTDCQcYLgkJIwpB5n1b DLKu2I2BQY2HJwjj5DsNEpNM/lzwbSjDg0e8YG7YZgAummgson3Hna7sjbcyklb6XPKbatCYhHg9b 4jEyjfXTFN4QZhV5dKw3VWGVoSIcCpPX4KshkrAOyqrpdjiH24GqKHg42dmVi+Shs0bLZ+iuc/RbY yQghWYZFk9NRLHByNJRwmGDF0WL7uWgkNSjFuxMrCrXEOHMaquM/mjGQsLXbwAyPq0KPrHU3/k0tC O0LCcMGfACzt6PBXtMhw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1pnjyw-00CYA4-0V; Sat, 15 Apr 2023 17:46:38 +0000 Received: from the.earth.li ([2a00:1098:86:4d:c0ff:ee:15:900d]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pnjyt-00CY9K-1a for linux-arm-kernel@lists.infradead.org; Sat, 15 Apr 2023 17:46:36 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=earth.li; s=the; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID:Subject: Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=SuK0Nqd+nS8SKUO0Du0/KQ2vGgQINfivPg9iv+lc2e8=; b=QMszMv9lQlnmQjnVcFHF+mMKxz UIfObinv+dr6ErxW/cA73BQtmAMgwfW96jimxUxUUZ+DUIUPuKPECjWK+hfxVPOHqvc4+GGrxMl8P 7BrkcpGDS8Wj+3C6jG25y6CA0E5q4IuGzy6mlOijtVNSW9d72Xmh2WFjsoVGdopp8pbwCTbZU0NVJ YwTUXU46pmxJspVAKv19lOCAQawtvU9zZoNsM0XNGcrHYm5WgFgTr4QnsV18XLEVsKzTlmH/pwvef g00uLngAY22PrVKADROodq2YW5ICLLcq7LL8dWFMXn90SDVFiLfeN0TTRgzEmK6eRUlc1cWqJrEFw b3KL3awA==; Received: from [2001:4d48:ad59:1403::16a3] (helo=earth.li) by the.earth.li with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1pnjyn-00FJoJ-Ov; Sat, 15 Apr 2023 18:46:29 +0100 Date: Sat, 15 Apr 2023 18:46:24 +0100 From: Jonathan McDowell To: Rob Herring , Krzysztof Kozlowski , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH 2/3] ARM: dts: sun5i: Add port E pinmux settings for mmc2 Message-ID: <00d37ef9bf70785d05fb446ee6d0060c4a8d521a.1681580558.git.noodles@earth.li> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230415_104635_530048_CBF00F96 X-CRM114-Status: GOOD ( 10.77 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org These alternate pins for mmc2 are brought out to the 40 pin U14 header on the C.H.I.P and can be used to add an external MMC device with a 4 bit interface. See https://byteporter.com/ntc-chip-micro-sd-slot/ for further details on how. Signed-off-by: Jonathan McDowell --- arch/arm/boot/dts/sun5i.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/boot/dts/sun5i.dtsi b/arch/arm/boot/dts/sun5i.dtsi index 250d6b87ab4d..e4922506ce22 100644 --- a/arch/arm/boot/dts/sun5i.dtsi +++ b/arch/arm/boot/dts/sun5i.dtsi @@ -517,6 +517,14 @@ mmc2_4bit_pc_pins: mmc2-4bit-pc-pins { bias-pull-up; }; + mmc2_4bit_pe_pins: mmc2-4bit-pe-pins { + pins = "PE4", "PE5", "PE6", "PE7", + "PE8", "PE9"; + function = "mmc2"; + drive-strength = <30>; + bias-pull-up; + }; + mmc2_8bit_pins: mmc2-8bit-pins { pins = "PC6", "PC7", "PC8", "PC9", "PC10", "PC11", "PC12", "PC13",