From patchwork Fri Jan 19 11:11:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tudor Ambarus X-Patchwork-Id: 13523658 Received: from mail-wr1-f42.google.com (mail-wr1-f42.google.com [209.85.221.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3D35B4D589 for ; Fri, 19 Jan 2024 11:11:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.42 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705662718; cv=none; b=F/LuBAPgWO4iebQnnMseuFFjv1X3GyRCX8lR2/vCfMVqlwgw+bY1E8mF6TLoX6dT0O25IytO/LTxc3RQdEs0V+OG8Op3KBPKHeQ0Rn8zsMWOiJpGmIsyqfFQdqQuNPLKaXjgbKHj3po7tsd0rZV9htvIT0xmCBjj3Q17qkMtiRY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705662718; c=relaxed/simple; bh=+Z9aKQjWJRg1t8puc2H7wIKhN59qiSCcrvi1W3ZMQJ8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=C0KK0dMtbSBLZCOAcSbusXdmabfDZ54z97q7oHgiTcKjmlq6rRU6OnJlNsg4CftRKff+11Ht3bXLJxrd75P9zaIQib2mUaQssvNkcoTtKS8mzWLq9uDf0CAwRkEgQEPSAhp3LMrP5eLEsWHpPuE3sIyA9Owv2oniBlHyEHACQGQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=Bsax9cj5; arc=none smtp.client-ip=209.85.221.42 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="Bsax9cj5" Received: by mail-wr1-f42.google.com with SMTP id ffacd0b85a97d-336c8ab0b20so568400f8f.1 for ; Fri, 19 Jan 2024 03:11:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1705662714; x=1706267514; darn=vger.kernel.org; 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=tDx9IJeu4q4vg7sxnjP3+o90/kYREKpXEiMwOte9XSc=; b=Bsax9cj537jCBdindCqwlsLm7YKFMR4zjAMKweP53fOK10AajxYubcGUpIKgfakUsW 3oE2LMTL8W0w96ZraPq9fw55ZIJFnK99LhUh1yX61yhbNXp/4b70E6rcFIESSLbG2Ezb +cz6U2goQ7pP7yC/FpT8/Lij826zogV+RxNX4G7I8XEZgXvFxzvdXnJmrqJAJPUIe1pp hqloRsJARVokBXzKv4FEfcwmBfvnFKb2gQJ9hJuYeM24oLN2Ui1ItZfXnJXrwQZHtJqQ sYOStcVQ6+tBVqF+RegH+HcgpqyMtug49BcXSfJPFC3TgGvpIBGdNUIYu/Icgg/UHE0J SNZQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1705662714; x=1706267514; 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=tDx9IJeu4q4vg7sxnjP3+o90/kYREKpXEiMwOte9XSc=; b=vTfHheGB1gCW+0S8cCtroZdOH4Mun86kPj+vtyuktLMCfWvF47EVBcg+MJyLg3Rd8E UHWDjoRikjZqU6MiIRNrKtr6meRp1iwrhjVcLQao+0PZM+ZKkWeIeem1F6wsIPbkaqZM 7l7xMd7MFaVpdY0yWCZJNjLs3EFJv1UvfCh0AWaXihrEuK15bLaIMbXa9bJjynWtKGE7 fV/Q15QI3JHDq/ERT/vBZPFxoTAdK3ifg17KRS/TormXwLkKk0elKYNx+5GKXPMd2xpb N42I56u/MWH04xEvb31isOrp/C8BgQYL0ZJ1gm5AovZVd3Qr7CYTLaiobThDMEWmwhdb kc3w== X-Gm-Message-State: AOJu0Yz/KZcHJseJiLENmvUwOy0zmIG+BUWESpdA4/J7JA1KElHfjbT/ LXSE1ySh4a5Hy/1yqwQ3pvIJv3WPdrkAALFjCHsHSBWnoakB2gupWzSaqHiijIQ= X-Google-Smtp-Source: AGHT+IFa9EXNILXQkEvGWQUIOOA63etKevXkmw5q28slYY6iHwHtb/9wtgcuyorN42OKWTa9d7vFYg== X-Received: by 2002:a05:6000:1010:b0:337:c642:7acf with SMTP id a16-20020a056000101000b00337c6427acfmr1422410wrx.108.1705662714705; Fri, 19 Jan 2024 03:11:54 -0800 (PST) Received: from ta2.c.googlers.com.com (88.140.78.34.bc.googleusercontent.com. [34.78.140.88]) by smtp.gmail.com with ESMTPSA id o10-20020a5d62ca000000b00337d4ce6ab4sm3341868wrv.20.2024.01.19.03.11.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 Jan 2024 03:11:53 -0800 (PST) From: Tudor Ambarus To: peter.griffin@linaro.org, mturquette@baylibre.com, sboyd@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org Cc: andi.shyti@kernel.org, alim.akhtar@samsung.com, s.nawrocki@samsung.com, tomasz.figa@gmail.com, cw00.choi@samsung.com, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org, andre.draszik@linaro.org, semen.protsenko@linaro.org, willmcvicker@google.com, kernel-team@android.com, Tudor Ambarus Subject: [PATCH v4 6/8] arm64: dts: exynos: gs101: update USI UART to use peric0 clocks Date: Fri, 19 Jan 2024 11:11:30 +0000 Message-ID: <20240119111132.1290455-7-tudor.ambarus@linaro.org> X-Mailer: git-send-email 2.43.0.429.g432eaa2c6b-goog In-Reply-To: <20240119111132.1290455-1-tudor.ambarus@linaro.org> References: <20240119111132.1290455-1-tudor.ambarus@linaro.org> Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Get rid of the dummy clock and start using the cmu_peric0 clocks for the usi_uart and serial_0 nodes. Tested the serial at 115200, 1000000 and 3000000 baudrates, everthing went fine. Reviewed-by: Sam Protsenko Signed-off-by: Tudor Ambarus --- arch/arm64/boot/dts/exynos/google/gs101.dtsi | 14 ++++---------- 1 file changed, 4 insertions(+), 10 deletions(-) diff --git a/arch/arm64/boot/dts/exynos/google/gs101.dtsi b/arch/arm64/boot/dts/exynos/google/gs101.dtsi index 2d1344a202a9..6aa25cc4676e 100644 --- a/arch/arm64/boot/dts/exynos/google/gs101.dtsi +++ b/arch/arm64/boot/dts/exynos/google/gs101.dtsi @@ -180,14 +180,6 @@ HERA_CPU_SLEEP: cpu-hera-sleep { }; }; - /* TODO replace with CCF clock */ - dummy_clk: clock-3 { - compatible = "fixed-clock"; - #clock-cells = <0>; - clock-frequency = <12345>; - clock-output-names = "pclk"; - }; - /* ect node is required to be present by bootloader */ ect { }; @@ -367,7 +359,8 @@ usi_uart: usi@10a000c0 { ranges; #address-cells = <1>; #size-cells = <1>; - clocks = <&dummy_clk>, <&dummy_clk>; + clocks = <&cmu_peric0 CLK_GOUT_PERIC0_CLK_PERIC0_USI0_UART_CLK>, + <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP1_IPCLK_0>; clock-names = "pclk", "ipclk"; samsung,sysreg = <&sysreg_peric0 0x1020>; samsung,mode = ; @@ -378,7 +371,8 @@ serial_0: serial@10a00000 { reg = <0x10a00000 0xc0>; interrupts = ; - clocks = <&dummy_clk 0>, <&dummy_clk 0>; + clocks = <&cmu_peric0 CLK_GOUT_PERIC0_CLK_PERIC0_USI0_UART_CLK>, + <&cmu_peric0 CLK_GOUT_PERIC0_PERIC0_TOP1_IPCLK_0>; clock-names = "uart", "clk_uart_baud0"; samsung,uart-fifosize = <256>; status = "disabled";