From patchwork Thu Jan 2 19:45:11 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: E Shattow X-Patchwork-Id: 13924914 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 6B340E77188 for ; Thu, 2 Jan 2025 19:47:41 +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:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=E0zpGRxxWOmMV0BziyPHdV1S4sYZwtD7Nkdjl/htmpM=; b=RZVzeT86AB8EyE L2zJP77Y7HlhqkKTLg35NnlutsAfPmhbQZv+2mlLCY4tcjTFUosAUxz/RhE7zCzrgHxC3TJG8Im79 Oow/mesBygHnTBbz/xkz32FH4sOrmV5Or6I/F883+3Nl6Yk3D9oG7X8XnA5ddJ1LOL50ObIRTvOvV ZgozButyHxSmLu8zJT+CmJcS6vKNVLuKiibqsewqOesFYzLxK3o5KyPWYTxzLd2E6bR8tZflRLLvy orta9kDNdXZQWnJHc68AcRC0FYdZaLpZHDWVhOcM8MUtNG+DnZoOZjJJ//ZgosTB0rauCmnBMGmYz hAra6RKbpwCnkiGbnA8w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tTRAP-0000000BJXp-1UKD; Thu, 02 Jan 2025 19:47:37 +0000 Received: from freeshell.de ([116.202.128.144]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tTR9B-0000000BIz3-1feY for linux-riscv@lists.infradead.org; Thu, 02 Jan 2025 19:46:23 +0000 Received: from hay.lan. (unknown [IPv6:2605:59c8:31de:bf00:6ecf:39ff:fe00:8375]) (Authenticated sender: e) by freeshell.de (Postfix) with ESMTPSA id CB3CFB4B32DD; Thu, 2 Jan 2025 20:46:17 +0100 (CET) From: E Shattow To: Emil Renner Berthing , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Paul Walmsley , Palmer Dabbelt , Albert Ou Cc: linux-kernel@vger.kernel.org, E Shattow , linux-riscv@lists.infradead.org, devicetree@vger.kernel.org Subject: [PATCH v1 5/5] riscv: dts: starfive: jh7110-common: bootph-pre-ram hinting needed by boot loader Date: Thu, 2 Jan 2025 11:45:11 -0800 Message-ID: <20250102194530.418127-6-e@freeshell.de> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20250102194530.418127-1-e@freeshell.de> References: <20250102194530.418127-1-e@freeshell.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250102_114621_631345_C2CC4793 X-CRM114-Status: UNSURE ( 7.23 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Add bootph-pre-ram hinting to jh7110-common.dtsi: - i2c5_pins and i2c-pins subnode for connection to eeprom - eeprom node - qspi flash configuration subnode - memory node - uart0 for serial console With this the U-Boot SPL secondary program loader may drop such overrides when using dt-rebasing with JH7110 OF_UPSTREAM board targets. Signed-off-by: E Shattow --- arch/riscv/boot/dts/starfive/jh7110-common.dtsi | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi index ad5cb85ebc59..99de0750d049 100644 --- a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi +++ b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi @@ -28,6 +28,7 @@ chosen { memory@40000000 { device_type = "memory"; reg = <0x0 0x40000000 0x1 0x0>; + bootph-pre-ram; }; gpio-restart { @@ -247,6 +248,7 @@ emmc_vdd: aldo4 { }; eeprom: eeprom@50 { + bootph-pre-ram; compatible = "atmel,24c04"; reg = <0x50>; pagesize = <16>; @@ -323,6 +325,7 @@ &qspi { nor_flash: flash@0 { compatible = "jedec,spi-nor"; reg = <0>; + bootph-pre-ram; cdns,read-delay = <2>; spi-max-frequency = <100000000>; cdns,tshsl-ns = <1>; @@ -406,6 +409,7 @@ GPOEN_SYS_I2C2_DATA, }; i2c5_pins: i2c5-0 { + bootph-pre-ram; i2c-pins { pinmux = , GPOEN_SYS_I2C5_DATA, GPI_SYS_I2C5_DATA)>; bias-disable; /* external pull-up */ + bootph-pre-ram; input-enable; input-schmitt-enable; }; @@ -642,6 +647,7 @@ GPOEN_DISABLE, }; &uart0 { + bootph-pre-ram; clock-frequency = <24000000>; pinctrl-names = "default"; pinctrl-0 = <&uart0_pins>;