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From: Frank Li <Frank.Li@nxp.com>
To: Rob Herring <robh+dt@kernel.org>,
	 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.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>,
	NXP Linux Team <linux-imx@nxp.com>,
	 Marcel Ziswiler <marcel.ziswiler@toradex.com>,
	 Philippe Schenker <philippe.schenker@toradex.com>,
	 Max Krummenacher <max.krummenacher@toradex.com>,
	 Alexander Stein <alexander.stein@ew.tq-group.com>,
	 Joakim Zhang <qiangqing.zhang@nxp.com>
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	 linux-kernel@vger.kernel.org, Frank Li <Frank.Li@nxp.com>,
	 stable@vger.kernel.org
Subject: [PATCH 2/7] arm64: dts: imx8-ss-conn: fix usb lpcg indices
Date: Mon, 01 Apr 2024 18:25:04 -0400	[thread overview]
Message-ID: <20240401-dts_fix-v1-2-8c51ce52d411@nxp.com> (raw)
In-Reply-To: <20240401-dts_fix-v1-0-8c51ce52d411@nxp.com>

usb2_lpcg: clock-controller@5b270000 {
	...                                                    Col1  Col2
	clocks = <&conn_ahb_clk>, <&conn_ipg_clk>;           // 0     6
	clock-indices = <IMX_LPCG_CLK_6>, <IMX_LPCG_CLK_7>;  // 0     7
        ...
};

Col1: index, which exited dts try to get.
Col2: actual index in lpcg driver.

usbotg1: usb@5b0d0000 {
	...
	clocks = <&usb2_lpcg 0>;
			     ^^
Should be:
	clocks = <&usb2_lpcg IMX_LPCG_CLK_6>;
};

usbphy1: usbphy@5b100000 {
	clocks = <&usb2_lpcg 1>;
			     ^^
SHould be:
	clocks = <&usb2_lpcg IMX_LPCG_CLK_7>;
};

Arg0 is divided by 4 in lpcg driver. So lpcg will do dummy enable. Fix it
by use correct clock indices.

Cc: stable@vger.kernel.org
Fixes: 8065fc937f0f ("arm64: dts: imx8dxl: add usb1 and usb2 support")
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi b/arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi
index 3c42240e78e24..d862d2285d208 100644
--- a/arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8-ss-conn.dtsi
@@ -41,7 +41,7 @@ usbotg1: usb@5b0d0000 {
 		interrupts = <GIC_SPI 267 IRQ_TYPE_LEVEL_HIGH>;
 		fsl,usbphy = <&usbphy1>;
 		fsl,usbmisc = <&usbmisc1 0>;
-		clocks = <&usb2_lpcg 0>;
+		clocks = <&usb2_lpcg IMX_LPCG_CLK_6>;
 		ahb-burst-config = <0x0>;
 		tx-burst-size-dword = <0x10>;
 		rx-burst-size-dword = <0x10>;
@@ -58,7 +58,7 @@ usbmisc1: usbmisc@5b0d0200 {
 	usbphy1: usbphy@5b100000 {
 		compatible = "fsl,imx7ulp-usbphy";
 		reg = <0x5b100000 0x1000>;
-		clocks = <&usb2_lpcg 1>;
+		clocks = <&usb2_lpcg IMX_LPCG_CLK_7>;
 		power-domains = <&pd IMX_SC_R_USB_0_PHY>;
 		status = "disabled";
 	};

-- 
2.34.1


  parent reply	other threads:[~2024-04-01 22:25 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-01 22:25 [PATCH 0/7] arm64: dts: imx8: fixed " Frank Li
2024-04-01 22:25 ` [PATCH 1/7] arm64: dts: imx8-ss-lsio: fix pwm " Frank Li
2024-04-01 23:04   ` Fabio Estevam
2024-04-02 15:09     ` Frank Li
2024-04-03  1:41       ` Shawn Guo
2024-04-03  3:10         ` Frank Li
2024-04-03  4:44           ` Shawn Guo
2024-04-01 22:25 ` Frank Li [this message]
2024-04-01 22:25 ` [PATCH 3/7] arm64: dts: imx8-ss-dma: fix spi " Frank Li
2024-04-01 22:25 ` [PATCH 4/7] arm64: dts: imx8-ss-dma: fix pwm " Frank Li
2024-04-01 22:25 ` [PATCH 5/7] arm64: dts: imx8-ss-dma: fix adc " Frank Li
2024-04-01 22:25 ` [PATCH 6/7] arm64: dts: imx8-ss-dma: fix can " Frank Li
2024-04-01 22:25 ` [PATCH 7/7] arm64: dts: imx8qm-ss-dma: " Frank Li

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