From: Marek Vasut <marex@denx.de> To: linux-arm-kernel@lists.infradead.org Cc: Marek Vasut <marex@denx.de>, Conor Dooley <conor+dt@kernel.org>, Fabio Estevam <festevam@gmail.com>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Laurent Pinchart <laurent.pinchart@ideasonboard.com>, Paul Elder <paul.elder@ideasonboard.com>, Pengutronix Kernel Team <kernel@pengutronix.de>, Rob Herring <robh@kernel.org>, Sascha Hauer <s.hauer@pengutronix.de>, Shawn Guo <shawnguo@kernel.org>, devicetree@vger.kernel.org, imx@lists.linux.dev Subject: [PATCH v2] arm64: dts: imx8mp: Align both CSI2 pixel clock Date: Tue, 16 Apr 2024 16:19:10 +0200 [thread overview] Message-ID: <20240416141914.9375-1-marex@denx.de> (raw) Configure both CSI2 assigned-clock-rates the same way. There does not seem to be any reason for keeping the two CSI2 pixel clock set to different frequencies. This also reduces first CSI2 clock from overdrive mode frequency which is 500 MHz down below the regular mode frequency of 400 MHz. Signed-off-by: Marek Vasut <marex@denx.de> --- Cc: Conor Dooley <conor+dt@kernel.org> Cc: Fabio Estevam <festevam@gmail.com> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Cc: Paul Elder <paul.elder@ideasonboard.com> Cc: Pengutronix Kernel Team <kernel@pengutronix.de> Cc: Rob Herring <robh@kernel.org> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Shawn Guo <shawnguo@kernel.org> Cc: devicetree@vger.kernel.org Cc: imx@lists.linux.dev Cc: linux-arm-kernel@lists.infradead.org --- V2: Align both clock to 266 MHz and update commit message --- arch/arm64/boot/dts/freescale/imx8mp.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index 1bb96e96639f2..7883f5c056f4e 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -1667,7 +1667,7 @@ mipi_csi_0: csi@32e40000 { <&clk IMX8MP_CLK_MEDIA_MIPI_PHY1_REF>; assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_1000M>, <&clk IMX8MP_CLK_24M>; - assigned-clock-rates = <500000000>; + assigned-clock-rates = <266000000>; power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_MIPI_CSI2_1>; status = "disabled"; -- 2.43.0
WARNING: multiple messages have this Message-ID (diff)
From: Marek Vasut <marex@denx.de> To: linux-arm-kernel@lists.infradead.org Cc: Marek Vasut <marex@denx.de>, Conor Dooley <conor+dt@kernel.org>, Fabio Estevam <festevam@gmail.com>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, Laurent Pinchart <laurent.pinchart@ideasonboard.com>, Paul Elder <paul.elder@ideasonboard.com>, Pengutronix Kernel Team <kernel@pengutronix.de>, Rob Herring <robh@kernel.org>, Sascha Hauer <s.hauer@pengutronix.de>, Shawn Guo <shawnguo@kernel.org>, devicetree@vger.kernel.org, imx@lists.linux.dev Subject: [PATCH v2] arm64: dts: imx8mp: Align both CSI2 pixel clock Date: Tue, 16 Apr 2024 16:19:10 +0200 [thread overview] Message-ID: <20240416141914.9375-1-marex@denx.de> (raw) Configure both CSI2 assigned-clock-rates the same way. There does not seem to be any reason for keeping the two CSI2 pixel clock set to different frequencies. This also reduces first CSI2 clock from overdrive mode frequency which is 500 MHz down below the regular mode frequency of 400 MHz. Signed-off-by: Marek Vasut <marex@denx.de> --- Cc: Conor Dooley <conor+dt@kernel.org> Cc: Fabio Estevam <festevam@gmail.com> Cc: Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Cc: Paul Elder <paul.elder@ideasonboard.com> Cc: Pengutronix Kernel Team <kernel@pengutronix.de> Cc: Rob Herring <robh@kernel.org> Cc: Sascha Hauer <s.hauer@pengutronix.de> Cc: Shawn Guo <shawnguo@kernel.org> Cc: devicetree@vger.kernel.org Cc: imx@lists.linux.dev Cc: linux-arm-kernel@lists.infradead.org --- V2: Align both clock to 266 MHz and update commit message --- arch/arm64/boot/dts/freescale/imx8mp.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index 1bb96e96639f2..7883f5c056f4e 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -1667,7 +1667,7 @@ mipi_csi_0: csi@32e40000 { <&clk IMX8MP_CLK_MEDIA_MIPI_PHY1_REF>; assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_1000M>, <&clk IMX8MP_CLK_24M>; - assigned-clock-rates = <500000000>; + assigned-clock-rates = <266000000>; power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_MIPI_CSI2_1>; status = "disabled"; -- 2.43.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next reply other threads:[~2024-04-16 14:19 UTC|newest] Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-04-16 14:19 Marek Vasut [this message] 2024-04-16 14:19 ` [PATCH v2] arm64: dts: imx8mp: Align both CSI2 pixel clock Marek Vasut 2024-04-16 15:01 ` Peng Fan 2024-04-16 15:01 ` Peng Fan 2024-04-17 9:12 ` Alexander Stein 2024-04-17 9:12 ` Alexander Stein 2024-05-03 12:58 ` Alexander Stein 2024-05-03 12:58 ` Alexander Stein 2024-05-03 13:45 ` Laurent Pinchart 2024-05-03 13:45 ` Laurent Pinchart 2024-05-06 6:19 ` Alexander Stein 2024-05-06 6:19 ` Alexander Stein 2024-05-06 18:55 ` Laurent Pinchart 2024-05-06 18:55 ` Laurent Pinchart 2024-04-17 10:14 ` Ahmad Fatoum 2024-04-17 10:14 ` Ahmad Fatoum 2024-04-17 10:17 ` Ahmad Fatoum 2024-04-17 10:17 ` Ahmad Fatoum 2024-04-17 11:06 ` Marek Vasut 2024-04-17 11:06 ` Marek Vasut
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