From nobody Thu Apr 16 03:45:59 2026 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 93AB2C433FE for ; Thu, 24 Nov 2022 07:27:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229477AbiKXHRZ (ORCPT ); Thu, 24 Nov 2022 02:17:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49178 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229450AbiKXHRX (ORCPT ); Thu, 24 Nov 2022 02:17:23 -0500 Received: from mail-pf1-x42f.google.com (mail-pf1-x42f.google.com [IPv6:2607:f8b0:4864:20::42f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 76AFD263 for ; Wed, 23 Nov 2022 23:27:26 -0800 (PST) Received: by mail-pf1-x42f.google.com with SMTP id g62so905600pfb.10 for ; Wed, 23 Nov 2022 23:27:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=tW6MvRH3jNggI06kpSrGpMQXghZPn7YvkXKr7sxkm/E=; b=jthoqAqsb1On6ynD07XDwO4XNpMQVtTAlvP7hLtSbRKtKjf9HU1h5JDZJJLshzUMX6 2zmYIP8Tq1XEKWxn1y+FXkmQDbKndFnWniNxlD+5dKpAANdQtacRQjaHOaM34iy+UbqU dCSuqSuzHjNKFVTGtJdAlymtplcsx2u785PCo= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=tW6MvRH3jNggI06kpSrGpMQXghZPn7YvkXKr7sxkm/E=; b=XA2BwoTSdPnlmmOPnUuGVut8F5XAZDTnWKA902CKn2irIs8JcFewl8p44KeEvLLmoX NSxPtN1BnngBZ6yCm/f9T3GbI8Ct0iqU904bea3uenY+mjxK2G4MicFdvtFs6Ue0oJFZ Ut8AleWwNrKXwpTbJ5h2WO6UDCJkCAaXiUMsse9BOFL1/sbX2yjK05VnLObEiWhC5eIi hh8hvqaRlD63d94hE3Tz6ReppfQIZf7cmcXpeglHl25CvlIgtWG7viyRtZCDsE120Rs5 K1TjsAISO/ZuNPITm4hMLowPHUgtbJmRAMOoz8Abv0Dugs6mIGEgpo0tpnwJ5o0q34tN tAnA== X-Gm-Message-State: ANoB5pnhjhNkoN8gorEL9rLIu52cM/Tzcqr+wy+0W6+Et103WV+KRFD0 CHN78YNjQY8U0f6lR0XAw8NPCg== X-Google-Smtp-Source: AA0mqf7OHaA7DO+aqoNHin2IIal35uAtwUsWiZYlGCP3uW9OiZsRwm7Vxh59WgBGQNupgdfGcpyyuw== X-Received: by 2002:a05:6a00:10cd:b0:572:5c03:f7ad with SMTP id d13-20020a056a0010cd00b005725c03f7admr33870504pfu.17.1669274846030; Wed, 23 Nov 2022 23:27:26 -0800 (PST) Received: from localhost.localdomain ([183.83.141.79]) by smtp.gmail.com with ESMTPSA id l64-20020a622543000000b0056ddd2b5e9bsm471630pfl.41.2022.11.23.23.27.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 23 Nov 2022 23:27:25 -0800 (PST) From: Manoj Sai To: Rob Herring , Krzysztof Kozlowski , Heiko Stuebner Cc: Robin Murphy , Chris Morgan , Markus Reichl , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, linux-amarula@amarulasolutions.com, Da Xue , dsx724 , Jagan Teki , Suniel Mahesh , Manoj Sai Subject: [PATCH v2] arm64: dts: rockchip: increase spi-max-frequency of nor flash for roc-rk3399-pc Date: Thu, 24 Nov 2022 12:57:14 +0530 Message-Id: <20221124072714.450223-1-abbaraju.manojsai@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221123094827.250657-2-abbaraju.manojsai@amarulasolutions.com> References: <20221123094827.250657-2-abbaraju.manojsai@amarulasolutions.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Increase the spi-max-frequency of nor flash from 10Mhz to 30Mhz,this improv= es the flash raw write speed by 0.9 MB/s to 1.6MB/s and the time taken to write is get reduced from 36 seconds to 20 seconds. Signed-off-by: Manoj Sai --- Changes for v2: - removed irrelevant members from the Signed-Off-By section in the commit m= essage. --- arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi b/arch/arm64/b= oot/dts/rockchip/rk3399-roc-pc.dtsi index 2f4b1b2e3ac7..8fd808a0df85 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-roc-pc.dtsi @@ -735,7 +735,7 @@ &spi1 { flash@0 { compatible =3D "jedec,spi-nor"; reg =3D <0>; - spi-max-frequency =3D <10000000>; + spi-max-frequency =3D <30000000>; }; }; =20 --=20 2.25.1