There are 2 MCAN instances in the mcu domain and 4 MCAN instances in the
main domain. Add support for both MCAN nodes present in the mcu domain
and MCAN16 that is present in the main domain and isn't muxed.

Signed-off-by: Bhavya Kapoor <b-kapoor@ti.com>
---
 arch/arm64/boot/dts/ti/k3-j784s4-evm.dts | 87 ++++++++++++++++++++++++
 1 file changed, 87 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
index 430b8a2c5df5..2ac4a17050a9 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
@@ -249,6 +249,31 @@ vdd_sd_dv: regulator-TLV71033 {
 		states = <1800000 0x0>,
 			 <3300000 0x1>;
 	};
+
+	transceiver1: can-phy0 {
+		compatible = "ti,tcan1042";
+		#phy-cells = <0>;
+		max-bitrate = <5000000>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&mcu_mcan0_gpio_pins_default>;
+		standby-gpios = <&wkup_gpio0 69 GPIO_ACTIVE_HIGH>;
+	};
+
+	transceiver2: can-phy1 {
+		compatible = "ti,tcan1042";
+		#phy-cells = <0>;
+		max-bitrate = <5000000>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&mcu_mcan1_gpio_pins_default>;
+		standby-gpios = <&wkup_gpio0 2 GPIO_ACTIVE_HIGH>;
+	};
+
+	transceiver3: can-phy2 {
+		/* standby pin has been grounded by default */
+		compatible = "ti,tcan1042";
+		#phy-cells = <0>;
+		max-bitrate = <5000000>;
+	};
 };
 
 &main_pmx0 {
@@ -286,6 +311,13 @@ vdd_sd_dv_pins_default: vdd-sd-dv-default-pins {
 			J784S4_IOPAD(0x020, PIN_INPUT, 7) /* (AJ35) MCAN15_RX.GPIO0_8 */
 		>;
 	};
+
+	main_mcan16_pins_default: main-mcan16-default-pins {
+		pinctrl-single,pins = <
+			J784S4_IOPAD(0x028, PIN_INPUT, 0) /* (AE33) MCAN16_RX */
+			J784S4_IOPAD(0x024, PIN_OUTPUT, 0) /* (AH34) MCAN16_TX */
+		>;
+	};
 };
 
 &wkup_pmx2 {
@@ -363,6 +395,32 @@ J784S4_WKUP_IOPAD(0x16c, PIN_INPUT, 0) /* (U33) MCU_ADC1_AIN6 */
 			J784S4_WKUP_IOPAD(0x170, PIN_INPUT, 0) /* (Y36) MCU_ADC1_AIN7 */
 		>;
 	};
+
+	mcu_mcan0_pins_default: mcu-mcan0-default-pins {
+		pinctrl-single,pins = <
+			J784S4_WKUP_IOPAD(0x050, PIN_OUTPUT, 0) /* (K33) MCU_MCAN0_TX */
+			J784S4_WKUP_IOPAD(0x054, PIN_INPUT, 0) /* (F38) MCU_MCAN0_RX */
+		>;
+	};
+
+	mcu_mcan1_pins_default: mcu-mcan1-default-pins {
+		pinctrl-single,pins = <
+			J784S4_WKUP_IOPAD(0x068, PIN_OUTPUT, 0) /* (H35) WKUP_GPIO0_4.MCU_MCAN1_TX */
+			J784S4_WKUP_IOPAD(0x06c, PIN_INPUT, 0) /* (K36) WKUP_GPIO0_5.MCU_MCAN1_RX */
+		>;
+	};
+
+	mcu_mcan0_gpio_pins_default: mcu-mcan0-gpio-default-pins {
+		pinctrl-single,pins = <
+			J784S4_WKUP_IOPAD(0x040, PIN_INPUT, 7) /* (J38) MCU_SPI0_D1.WKUP_GPIO0_69 */
+		>;
+	};
+
+	mcu_mcan1_gpio_pins_default: mcu-mcan1-gpio-default-pins {
+		pinctrl-single,pins = <
+			J784S4_WKUP_IOPAD(0x060, PIN_INPUT, 7) /* (J35) WKUP_GPIO0_2 */
+		>;
+	};
 };
 
 &wkup_pmx0 {
@@ -827,3 +885,32 @@ adc {
 		ti,adc-channels = <0 1 2 3 4 5 6 7>;
 	};
 };
+
+&wkup_gpio_intr {
+	status = "okay";
+};
+
+&wkup_gpio0 {
+	status = "okay";
+};
+
+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_mcan16 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&main_mcan16_pins_default>;
+	phys = <&transceiver3>;
+};
-- 
2.39.2

Hi Bhavya,

kernel test robot noticed the following build errors:

[auto build test ERROR on robh/for-next]
[also build test ERROR on linus/master v6.5-rc6 next-20230817]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Bhavya-Kapoor/arm64-dts-ti-k3-j784s4-evm-Add-support-for-MCAN-interfaces/20230817-033647
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/20230816193533.25722-1-b-kapoor%40ti.com
patch subject: [PATCH] arm64: dts: ti: k3-j784s4-evm: Add support for MCAN interfaces
config: arm64-randconfig-r032-20230817 (https://download.01.org/0day-ci/archive/20230817/202308171509.khN4qjEZ-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce: (https://download.01.org/0day-ci/archive/20230817/202308171509.khN4qjEZ-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202308171509.khN4qjEZ-lkp@intel.com/

All errors (new ones prefixed by >>):

>> Error: arch/arm64/boot/dts/ti/k3-j784s4-evm.dts:897.1-10 syntax error
>> FATAL ERROR: Unable to parse input tree

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki