From: Andrejs Cainikovs <andrejs.cainikovs@gmail.com>
To: Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
NXP Linux Team <linux-imx@nxp.com>,
devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Cc: 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>,
Andrejs Cainikovs <andrejs.cainikovs@toradex.com>,
stable@vger.kernel.org
Subject: [PATCH v1 2/2] ARM: dts: imx6q-apalis: add can power-up delay on ixora board
Date: Fri, 20 Oct 2023 17:30:22 +0200 [thread overview]
Message-ID: <20231020153022.57858-3-andrejs.cainikovs@gmail.com> (raw)
In-Reply-To: <20231020153022.57858-1-andrejs.cainikovs@gmail.com>
From: Andrejs Cainikovs <andrejs.cainikovs@toradex.com>
Newer variants of Ixora boards require a power-up delay when powering up
the CAN transceiver of up to 1ms.
Cc: stable@vger.kernel.org
Signed-off-by: Andrejs Cainikovs <andrejs.cainikovs@toradex.com>
---
arch/arm/boot/dts/nxp/imx/imx6q-apalis-ixora-v1.2.dts | 2 ++
1 file changed, 2 insertions(+)
diff --git a/arch/arm/boot/dts/nxp/imx/imx6q-apalis-ixora-v1.2.dts b/arch/arm/boot/dts/nxp/imx/imx6q-apalis-ixora-v1.2.dts
index 717decda0ceb..3ac7a4501620 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6q-apalis-ixora-v1.2.dts
+++ b/arch/arm/boot/dts/nxp/imx/imx6q-apalis-ixora-v1.2.dts
@@ -76,6 +76,7 @@ reg_can1_supply: regulator-can1-supply {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_enable_can1_power>;
regulator-name = "can1_supply";
+ startup-delay-us = <1000>;
};
reg_can2_supply: regulator-can2-supply {
@@ -85,6 +86,7 @@ reg_can2_supply: regulator-can2-supply {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_enable_can2_power>;
regulator-name = "can2_supply";
+ startup-delay-us = <1000>;
};
};
--
2.34.1
next prev parent reply other threads:[~2023-10-20 15:31 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-20 15:30 [PATCH v1 0/2] imx6/imx8-apalis: add can power-up delay on ixora board Andrejs Cainikovs
2023-10-20 15:30 ` [PATCH v1 1/2] arm64: dts: imx8-apalis: " Andrejs Cainikovs
2023-10-20 15:30 ` Andrejs Cainikovs [this message]
2023-11-27 2:52 ` [PATCH v1 2/2] ARM: dts: imx6q-apalis: " Shawn Guo
2023-11-27 10:13 ` Francesco Dolcini
2023-12-05 8:22 ` [PATCH v1 0/2] imx6/imx8-apalis: " Shawn Guo
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