From: Hiago De Franco <hiago.franco@xxxxxxxxxxx>
Add Verdin CAN_2 (TI AM62 MCU_MCAN0) and enable it on the Yavia,
Dahlia and Verdin Development board.
Signed-off-by: Hiago De Franco <hiago.franco@xxxxxxxxxxx>
Signed-off-by: Francesco Dolcini <francesco.dolcini@xxxxxxxxxxx>
---
.../boot/dts/ti/k3-am62-verdin-dahlia.dtsi | 5 +++++
.../arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi | 5 +++++
.../boot/dts/ti/k3-am62-verdin-yavia.dtsi | 5 +++++
arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi | 19 +++++++++++++++++--
4 files changed, 32 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi
index 3abd8d1d6761..33c8f6ffaa30 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-verdin-dahlia.dtsi
@@ -115,6 +115,11 @@ &mcu_i2c0 {
status = "okay";
};
+/* Verdin CAN_2 */
+&mcu_mcan0 {
+ status = "okay";
+};
+
/* Verdin UART_4 */
&mcu_uart0 {
status = "okay";
diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi
index 846caee7dfa4..8205081fda33 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-verdin-dev.dtsi
@@ -144,6 +144,11 @@ &mcu_i2c0 {
status = "okay";
};
+/* Verdin CAN_2 */
+&mcu_mcan0 {
+ status = "okay";
+};
+
/* Verdin UART_4 */
&mcu_uart0 {
status = "okay";
diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin-yavia.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin-yavia.dtsi
index cb11d6e7f525..c685df7deaee 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-verdin-yavia.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-verdin-yavia.dtsi
@@ -167,6 +167,11 @@ &mcu_i2c0 {
status = "okay";
};
+/* Verdin CAN_2 */
+&mcu_mcan0 {
+ status = "okay";
+};
+
/* Verdin UART_4 */
&mcu_uart0 {
status = "okay";
diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
index 57dd061911ab..12dd1d64eac9 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
@@ -19,6 +19,8 @@ chosen {
};
aliases {
+ can0 = &main_mcan0;
+ can1 = &mcu_mcan0;
ethernet0 = &cpsw_port1;
ethernet1 = &cpsw_port2;
i2c0 = &main_i2c0;
@@ -732,6 +734,14 @@ AM62X_MCU_IOPAD(0x0048, PIN_INPUT, 0) /* (D10) MCU_I2C0_SDA */ /* SODIMM 57 */
>;
};
+ /* Verdin CAN_2 */
+ pinctrl_mcu_mcan0: mcu-mcan0-default-pins {
+ pinctrl-single,pins = <
+ AM62X_MCU_IOPAD(0x0038, PIN_INPUT, 0) /* (B3) MCU_MCAN0_RX */ /* SODIMM 26 */
+ AM62X_MCU_IOPAD(0x0034, PIN_OUTPUT, 0) /* (D6) MCU_MCAN0_TX */ /* SODIMM 24 */
+ >;
+ };
+
/* Verdin UART_4 - Reserved to Cortex-M4 */
pinctrl_mcu_uart0: mcu-uart0-default-pins {
pinctrl-single,pins = <
@@ -1238,8 +1248,6 @@ &main_mcan0 {
status = "disabled";
};
-/* Verdin CAN_2 - Reserved to Cortex-M4 */
-
/* Verdin SPI_1 */
&main_spi1 {
pinctrl-names = "default";
@@ -1333,6 +1341,13 @@ &mcu_gpio0 {
"";
};
+/* Verdin CAN_2 */
+&mcu_mcan0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_mcu_mcan0>;
+ status = "disabled";
+};
+
/* Verdin UART_4 - Cortex-M4 UART */
&mcu_uart0 {
pinctrl-names = "default";
--
2.25.1
