From patchwork Tue Feb 18 11:49:17 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Quentin Schulz X-Patchwork-Id: 13979736 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 F1CA1C021AA for ; Tue, 18 Feb 2025 12:07:00 +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:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=ieQuELaDwScXjbkDWMy2h/t3YDukHNk9MKk6FdDeABY=; b=u1IrIXS+U4njfQ psDF68WP8KhC+53FnTk4ruX11y3ZjT6DfUtIG/kLyTkcDA2F/mElFmKZ3RCvjwrsXgxgf3yk1cbTz 66CV80dw6bWerqXG3PTHrQ7EDZTZSD2E07iWTIEZsTojrLqCkB58ZwzAFXMz6fXE1fvATkyqKRWJD SgVC9I6TvdJ7L4yfKNEP4fhA16/jdBb+vh37I4nzdlEo0Yre1kqeYK5WnynhnHK/R7aw0uXhNTj4F 92k5eTJHZcimLPqpL2ZWeZr5GxOTSAWsCf8ybGTfDEtHQRkdjuUFjPvMFwRb9VW7azVdWa+wiJ4AZ voCF9L1nvkMRTEi4zVng==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tkMNO-0000000856V-0IMs; Tue, 18 Feb 2025 12:06:58 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tkM6g-000000081c3-1Pb3 for linux-rockchip@bombadil.infradead.org; Tue, 18 Feb 2025 11:49:42 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=Cc:To:In-Reply-To:References: Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Sender:Reply-To:Content-ID:Content-Description; bh=x4BCvLPXLVBNWWfP0us5XdGPJJn8f0zHeTMdG2zuumY=; b=FAX5M+jKp8j1u43SKBDhiPjyOP Db0tUOZjIkNLByKKp/+HICsBRh58+hrSdKQkedQ//AT5TrC8UIVlhPn40fX7HpMBhb3W/UJVsDKwO VdDcfXzjFP5V5xn6cVv9r2t33LNeMFrffiPqhtbFqybWhNIWmJ+4vgZX8I2+janOQ5CbCN6Tag8P+ xTDKO7aVZNYTcelU9ZtZp6oXe0rZ/mdQh9vgM4PvZHjnm/8KQIFdx2OA2wfV4OV+4uTfYT9FC0sgD a/rFv7gIndcv2v/nxR8NdVsnJJezq3F125YzmkxnMwjx+NzyRz4hhLnboX6FvPU4hekFyAUTbqdEZ L9qzaHOg==; Received: from smtp-42a8.mail.infomaniak.ch ([2001:1600:4:17::42a8]) by desiato.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tkM6b-00000001zRp-0rUW for linux-rockchip@lists.infradead.org; Tue, 18 Feb 2025 11:49:40 +0000 Received: from smtp-3-0000.mail.infomaniak.ch (unknown [IPv6:2001:1600:4:17::246b]) by smtp-3-3000.mail.infomaniak.ch (Postfix) with ESMTPS id 4YxyVh2r7vz4CR; Tue, 18 Feb 2025 12:49:32 +0100 (CET) Received: from unknown by smtp-3-0000.mail.infomaniak.ch (Postfix) with ESMTPA id 4YxyVg6HY7zkRX; Tue, 18 Feb 2025 12:49:31 +0100 (CET) From: Quentin Schulz Date: Tue, 18 Feb 2025 12:49:17 +0100 Subject: [PATCH 6/9] arm64: dts: rockchip: add EEPROM found on RK3399 Puma Haikou MIME-Version: 1.0 Message-Id: <20250218-tsd-align-haikou-v1-6-5c44d1dd8658@cherry.de> References: <20250218-tsd-align-haikou-v1-0-5c44d1dd8658@cherry.de> In-Reply-To: <20250218-tsd-align-haikou-v1-0-5c44d1dd8658@cherry.de> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Quentin Schulz X-Mailer: b4 0.14.2 X-Infomaniak-Routing: alpha X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250218_114937_438455_9BB8D07E X-CRM114-Status: UNSURE ( 9.27 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org From: Quentin Schulz The Haikou carrierboard has an EEPROM on LVDS_BLC_CLK/DAT which are signals that can carry either I2C or be used as HPD for eDP0/1. Only eDP0 is routed from RK3399 Puma SoM but only exposed on Haikou through the Video Connector, a fake PCIe connector. So to be able to use eDP one would need to use a Device Tree overlay. Therefore, let's default to having an EEPROM in Haikou carrierboard DTS. Signed-off-by: Quentin Schulz --- arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts b/arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts index df8a8ec582ecc6830ef11be372f204057759d1f3..bea146d0d3f02afaf5e406d61d9a8ab7476fa8df 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts @@ -185,6 +185,16 @@ sgtl5000: codec@a { }; }; +&i2c7 { + eeprom@50 { + reg = <0x50>; + compatible = "atmel,24c01"; + pagesize = <8>; + size = <128>; + vcc-supply = <&vcc3v3_baseboard>; + }; +}; + &i2s0 { status = "okay"; };