From: Ahmad Fatoum <a.fatoum@pengutronix.de>
To: Abel Vesa <abelvesa@kernel.org>, Peng Fan <peng.fan@nxp.com>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
Abel Vesa <abel.vesa@linaro.org>, Marek Vasut <marex@denx.de>
Cc: linux-clk@vger.kernel.org, imx@lists.linux.dev,
devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
Ahmad Fatoum <a.fatoum@pengutronix.de>
Subject: [PATCH 3/6] arm64: dts: imx8mp: add fsl,nominal-mode property into nominal.dtsi
Date: Thu, 19 Dec 2024 08:27:34 +0100 [thread overview]
Message-ID: <20241219-imx8m-clk-v1-3-cfaffa087da6@pengutronix.de> (raw)
In-Reply-To: <20241219-imx8m-clk-v1-0-cfaffa087da6@pengutronix.de>
The imx8mp-nominal.dtsi is meant to be included into boards that want to
override the default overdrive clock settings with settings suitable for
running in nominal drive mode at its lower required voltage.
Specifying fsl,nominal-mode informs drivers of this fact, so they can
sanity check runtime clock reconfiguration to observe the limits imposed
by nominal mode.
Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
---
arch/arm64/boot/dts/freescale/imx8mp-nominal.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-nominal.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-nominal.dtsi
index f9a82a663033..532eb049c7e8 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-nominal.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-nominal.dtsi
@@ -21,6 +21,7 @@ &clk {
<800000000>,
<600000000>,
<400000000>;
+ fsl,nominal-mode;
};
&pgc_hdmimix {
--
2.39.5
next prev parent reply other threads:[~2024-12-19 7:27 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-19 7:27 [PATCH 0/6] arm64: dts: freescale: imx8mp-skov: switch to nominal drive mode Ahmad Fatoum
2024-12-19 7:27 ` [PATCH 1/6] dt-bindings: clock: imx8m: document nominal/overdrive properties Ahmad Fatoum
2024-12-19 19:49 ` Conor Dooley
2024-12-19 20:14 ` Ahmad Fatoum
2024-12-25 14:20 ` Conor Dooley
2024-12-26 16:54 ` Ahmad Fatoum
2024-12-27 17:48 ` Conor Dooley
2024-12-19 7:27 ` [PATCH 2/6] arm64: dts: imx8mp: Add optional nominal drive mode DTSI Ahmad Fatoum
2025-01-06 9:21 ` Peng Fan
2024-12-19 7:27 ` Ahmad Fatoum [this message]
2024-12-19 7:27 ` [PATCH 4/6] arm64: dts: freescale: imx8mp-skov: fix LDB clock rate configuration Ahmad Fatoum
2024-12-19 7:27 ` [PATCH 5/6] arm64: dts: freescale: imx8mp-skov: operate SoC in nominal mode Ahmad Fatoum
2024-12-19 7:27 ` [PATCH 6/6] clk: imx8mp: inform CCF of maximum frequency of clocks Ahmad Fatoum
2024-12-20 6:18 ` Peng Fan
2024-12-20 6:30 ` Ahmad Fatoum
2024-12-30 1:38 ` Peng Fan
2025-01-06 9:08 ` Peng Fan
2024-12-20 6:16 ` [PATCH 0/6] arm64: dts: freescale: imx8mp-skov: switch to nominal drive mode Peng Fan
2024-12-20 6:21 ` Ahmad Fatoum
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