ARM: dts: imx6q-apalis: add can power-up delay on ixora board
authorAndrejs Cainikovs <andrejs.cainikovs@toradex.com>
Fri, 20 Oct 2023 15:30:22 +0000 (17:30 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 1 Feb 2024 00:18:52 +0000 (16:18 -0800)
commit b76bbf835d8945080b22b52fc1e6f41cde06865d upstream.

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>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
arch/arm/boot/dts/nxp/imx/imx6q-apalis-ixora-v1.2.dts

index 717decd..3ac7a45 100644 (file)
@@ -76,6 +76,7 @@
                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 @@
                pinctrl-names = "default";
                pinctrl-0 = <&pinctrl_enable_can2_power>;
                regulator-name = "can2_supply";
+               startup-delay-us = <1000>;
        };
 };