From 39e7758b94e31071a87489364c723afe92849ae7 Mon Sep 17 00:00:00 2001 From: Andrew Davis Date: Thu, 20 Oct 2022 11:02:57 -0500 Subject: [PATCH] arm64: dts: ti: k3-j721e: Enable MCAN nodes at the board level MCAN nodes defined in the top-level J721e SoC dtsi files are incomplete and may not be functional unless they are extended with pinmux information. As the pinmux is only known at the board integration level, these nodes should only be enabled when provided with this information. Disable the MCAN nodes in the dtsi files and only enable the ones that are actually pinned out on a given board. Signed-off-by: Andrew Davis Signed-off-by: Nishanth Menon Reviewed-by: Bryan Brattlof Link: https://lore.kernel.org/r/20221020160305.18711-5-afd@ti.com --- .../boot/dts/ti/k3-j721e-common-proc-board.dts | 52 ++-------------------- arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 14 ++++++ arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi | 2 + 3 files changed, 20 insertions(+), 48 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts index 6cee708..1861598 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts @@ -878,73 +878,29 @@ }; &mcu_mcan0 { + status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&mcu_mcan0_pins_default>; phys = <&transceiver1>; }; &mcu_mcan1 { + status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&mcu_mcan1_pins_default>; phys = <&transceiver2>; }; &main_mcan0 { + status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_mcan0_pins_default>; phys = <&transceiver3>; }; -&main_mcan1 { - status = "disabled"; -}; - &main_mcan2 { + status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&main_mcan2_pins_default>; phys = <&transceiver4>; }; - -&main_mcan3 { - status = "disabled"; -}; - -&main_mcan4 { - status = "disabled"; -}; - -&main_mcan5 { - status = "disabled"; -}; - -&main_mcan6 { - status = "disabled"; -}; - -&main_mcan7 { - status = "disabled"; -}; - -&main_mcan8 { - status = "disabled"; -}; - -&main_mcan9 { - status = "disabled"; -}; - -&main_mcan10 { - status = "disabled"; -}; - -&main_mcan11 { - status = "disabled"; -}; - -&main_mcan12 { - status = "disabled"; -}; - -&main_mcan13 { - status = "disabled"; -}; diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi index 3706b31..646885d 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi @@ -2056,6 +2056,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; main_mcan1: can@2711000 { @@ -2070,6 +2071,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; main_mcan2: can@2721000 { @@ -2084,6 +2086,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; main_mcan3: can@2731000 { @@ -2098,6 +2101,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; main_mcan4: can@2741000 { @@ -2112,6 +2116,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; main_mcan5: can@2751000 { @@ -2126,6 +2131,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; main_mcan6: can@2761000 { @@ -2140,6 +2146,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; main_mcan7: can@2771000 { @@ -2154,6 +2161,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; main_mcan8: can@2781000 { @@ -2168,6 +2176,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; main_mcan9: can@2791000 { @@ -2182,6 +2191,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; main_mcan10: can@27a1000 { @@ -2196,6 +2206,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; main_mcan11: can@27b1000 { @@ -2210,6 +2221,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; main_mcan12: can@27c1000 { @@ -2224,6 +2236,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; main_mcan13: can@27d1000 { @@ -2238,5 +2251,6 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; }; diff --git a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi index 7bb6613..f79e810 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi @@ -408,6 +408,7 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; mcu_mcan1: can@40568000 { @@ -422,5 +423,6 @@ ; interrupt-names = "int0", "int1"; bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>; + status = "disabled"; }; }; -- 2.7.4