From patchwork Tue Jul 9 12:31:20 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Heiko Stuebner X-Patchwork-Id: 13727791 Received: from gloria.sntech.de (gloria.sntech.de [185.11.138.130]) (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 2E6EA14EC41; Tue, 9 Jul 2024 12:31:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.11.138.130 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720528310; cv=none; b=htdwxSltQJswCS7ImDxeS4F4w9lySqRlFC6uqMOXb6CFx3qnCyOEJYo/Fh7soqFFqJIwJjSb/ZVOUGwynvcZq7ndt3LD8haCUKF9IQTzKpRQ3DSx9UVg5XUI17XgsOhbnMvqPYe8LsyoWOQxDCi+Pk+HF8Bd6J+ZyyqVHd+d6pY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720528310; c=relaxed/simple; bh=DlzPkirboh4VclwZWaIpOoQYphFDi38NOQeBo0jwcis=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=kbUtakY4TZSY65hpmDhgLRRo6XPgNaBE/BOpcldyc1dqftyI/SWlTcp6mzcVmx8TXJV5lI5F+R788eOJM0H3SbUDfBYp0kv7llqgILV3KvdIn33tOb/q9a+ruoWLKKqSfyW7RUTfjh6S0Pn1NaiUS4UiZFKS+ktdMFEDlyshE/8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sntech.de; spf=pass smtp.mailfrom=sntech.de; arc=none smtp.client-ip=185.11.138.130 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sntech.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sntech.de Received: from i5e860d18.versanet.de ([94.134.13.24] helo=phil.lan) by gloria.sntech.de with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1sRA0V-00074P-AQ; Tue, 09 Jul 2024 14:31:43 +0200 From: Heiko Stuebner To: mturquette@baylibre.com, sboyd@kernel.org Cc: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, heiko@sntech.de, quentin.schulz@cherry.de, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org Subject: [PATCH 5/6] arm64: dts: rockchip: use clock-generator for pcie-refclk on rk3588-tiger Date: Tue, 9 Jul 2024 14:31:20 +0200 Message-Id: <20240709123121.1452394-6-heiko@sntech.de> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240709123121.1452394-1-heiko@sntech.de> References: <20240709123121.1452394-1-heiko@sntech.de> Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Using a combination of fixed clock and gpio-gate clock works but does not describe the actual hardware. Use the new clock-generator binding to describe this in a nicer way. Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi index f870f84da1e6d..4c5be356fa7fe 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi @@ -49,19 +49,14 @@ led-1 { * 100MHz reference clock for PCIe peripherals from PI6C557-05BLE * clock generator. * The clock output is gated via the OE pin on the clock generator. - * This is modeled as a fixed-clock plus a gpio-gate-clock. */ - pcie_refclk_gen: pcie-refclk-gen-clock { - compatible = "fixed-clock"; + pcie_refclk: pcie-clock-generator { + compatible = "diodes,pi6c557-05b", "clock-generator"; #clock-cells = <0>; clock-frequency = <100000000>; - }; - - pcie_refclk: pcie-refclk-clock { - compatible = "gpio-gate-clock"; - clocks = <&pcie_refclk_gen>; - #clock-cells = <0>; + clock-output-names = "pcie3_refclk"; enable-gpios = <&gpio4 RK_PB4 GPIO_ACTIVE_HIGH>; /* PCIE30X4_CLKREQN_M1_L */ + vdd-supply = <&vcca_3v3_s0>; }; vcc_1v1_nldo_s3: vcc-1v1-nldo-s3-regulator {