From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E11616FC9 for ; Sun, 17 Sep 2023 19:44:16 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 552CBC433C8; Sun, 17 Sep 2023 19:44:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1694979856; bh=Mg+BzEhSfTcVMNguMzNBOste06SrRX/lnJAEW74VTvs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cwZj0On4xp8Rs14u9c3fgHJOZOrXeK9/oYeM+qrt97NFF8ca8HwelUMXAaPrjtF/U IRo/1fGGdZglzHUn8/9avT0ymGzT8rySep3FkRw2YWPemN/44y3kGb6TCDJ9M1+ZuN cQKruKNTRuhReemAL+0lyiNjaJ0XjVzmBMPeqv78= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Sameer Pujar , Thierry Reding Subject: [PATCH 6.5 026/285] arm64: tegra: Update AHUB clock parent and rate Date: Sun, 17 Sep 2023 21:10:26 +0200 Message-ID: <20230917191052.552459715@linuxfoundation.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20230917191051.639202302@linuxfoundation.org> References: <20230917191051.639202302@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.5-stable review patch. If anyone has any objections, please let me know. ------------------ From: Sameer Pujar commit dc6d5d85ed3a3fe566314f388bce4c71a26b1677 upstream. I2S data sanity test failures are seen at lower AHUB clock rates on Tegra234. The Tegra194 uses the same clock relationship for AHUB and it is likely that similar issues would be seen. Thus update the AHUB clock parent and rates here as well for Tegra194, Tegra186 and Tegra210. Fixes: 177208f7b06d ("arm64: tegra: Add DT binding for AHUB components") Cc: stable@vger.kernel.org Signed-off-by: Sameer Pujar Signed-off-by: Thierry Reding Signed-off-by: Greg Kroah-Hartman --- arch/arm64/boot/dts/nvidia/tegra186.dtsi | 3 ++- arch/arm64/boot/dts/nvidia/tegra194.dtsi | 3 ++- arch/arm64/boot/dts/nvidia/tegra210.dtsi | 3 ++- 3 files changed, 6 insertions(+), 3 deletions(-) --- a/arch/arm64/boot/dts/nvidia/tegra186.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra186.dtsi @@ -135,7 +135,8 @@ clocks = <&bpmp TEGRA186_CLK_AHUB>; clock-names = "ahub"; assigned-clocks = <&bpmp TEGRA186_CLK_AHUB>; - assigned-clock-parents = <&bpmp TEGRA186_CLK_PLL_A_OUT0>; + assigned-clock-parents = <&bpmp TEGRA186_CLK_PLLP_OUT0>; + assigned-clock-rates = <81600000>; #address-cells = <1>; #size-cells = <1>; ranges = <0x02900800 0x02900800 0x11800>; --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi @@ -231,7 +231,8 @@ clocks = <&bpmp TEGRA194_CLK_AHUB>; clock-names = "ahub"; assigned-clocks = <&bpmp TEGRA194_CLK_AHUB>; - assigned-clock-parents = <&bpmp TEGRA194_CLK_PLLA_OUT0>; + assigned-clock-parents = <&bpmp TEGRA194_CLK_PLLP_OUT0>; + assigned-clock-rates = <81600000>; status = "disabled"; #address-cells = <2>; --- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi @@ -1386,7 +1386,8 @@ clocks = <&tegra_car TEGRA210_CLK_D_AUDIO>; clock-names = "ahub"; assigned-clocks = <&tegra_car TEGRA210_CLK_D_AUDIO>; - assigned-clock-parents = <&tegra_car TEGRA210_CLK_PLL_A_OUT0>; + assigned-clock-parents = <&tegra_car TEGRA210_CLK_PLL_P>; + assigned-clock-rates = <81600000>; #address-cells = <1>; #size-cells = <1>; ranges = <0x702d0000 0x702d0000 0x0000e400>;