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[PATCH 2/2] arm64: dts: ti: k3-j784s4-evm: Enable MCU CPSW2G

Siddharth Vadapalli posted 2 patches 2 years, 11 months ago
[PATCH 2/2] arm64: dts: ti: k3-j784s4-evm: Enable MCU CPSW2G
Posted by Siddharth Vadapalli 2 years, 11 months ago 
Add device tree support to enable MCU CPSW with J784S4 EVM.

Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com>
---
 arch/arm64/boot/dts/ti/k3-j784s4-evm.dts | 47 ++++++++++++++++++++++++
 1 file changed, 47 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
index 8cd4a7ecc121..05db64ed0706 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
@@ -140,6 +140,32 @@ J784S4_IOPAD(0x020, PIN_INPUT, 7) /* (AJ35) MCAN15_RX.GPIO0_8 */
 	};
 };
 
+&wkup_pmx0 {
+	mcu_cpsw_pins_default: mcu-cpsw-pins-default {
+		pinctrl-single,pins = <
+			J784S4_WKUP_IOPAD(0x094, PIN_INPUT, 0) /* (A35) MCU_RGMII1_RD0 */
+			J784S4_WKUP_IOPAD(0x090, PIN_INPUT, 0) /* (B36) MCU_RGMII1_RD1 */
+			J784S4_WKUP_IOPAD(0x08c, PIN_INPUT, 0) /* (C36) MCU_RGMII1_RD2 */
+			J784S4_WKUP_IOPAD(0x088, PIN_INPUT, 0) /* (D36) MCU_RGMII1_RD3 */
+			J784S4_WKUP_IOPAD(0x084, PIN_INPUT, 0) /* (B37) MCU_RGMII1_RXC */
+			J784S4_WKUP_IOPAD(0x06c, PIN_INPUT, 0) /* (C37) MCU_RGMII1_RX_CTL */
+			J784S4_WKUP_IOPAD(0x07c, PIN_OUTPUT, 0) /* (D37) MCU_RGMII1_TD0 */
+			J784S4_WKUP_IOPAD(0x078, PIN_OUTPUT, 0) /* (D38) MCU_RGMII1_TD1 */
+			J784S4_WKUP_IOPAD(0x074, PIN_OUTPUT, 0) /* (E37) MCU_RGMII1_TD2 */
+			J784S4_WKUP_IOPAD(0x070, PIN_OUTPUT, 0) /* (E38) MCU_RGMII1_TD3 */
+			J784S4_WKUP_IOPAD(0x080, PIN_OUTPUT, 0) /* (E36) MCU_RGMII1_TXC */
+			J784S4_WKUP_IOPAD(0x068, PIN_OUTPUT, 0) /* (C38) MCU_RGMII1_TX_CTL */
+		>;
+	};
+
+	mcu_mdio_pins_default: mcu-mdio-pins-default {
+		pinctrl-single,pins = <
+			J784S4_WKUP_IOPAD(0x09c, PIN_OUTPUT, 0) /* (A36) MCU_MDIO0_MDC */
+			J784S4_WKUP_IOPAD(0x098, PIN_INPUT, 0) /* (B35) MCU_MDIO0_MDIO */
+		>;
+	};
+};
+
 &main_uart8 {
 	status = "okay";
 	pinctrl-names = "default";
@@ -194,3 +220,24 @@ &main_sdhci1 {
 &main_gpio0 {
 	status = "okay";
 };
+
+&mcu_cpsw {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&mcu_cpsw_pins_default &mcu_mdio_pins_default>;
+};
+
+&davinci_mdio {
+	mcu_phy0: ethernet-phy@0 {
+		reg = <0>;
+		ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
+		ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
+		ti,min-output-impedance;
+	};
+};
+
+&mcu_cpsw_port1 {
+	status = "okay";
+	phy-mode = "rgmii-rxid";
+	phy-handle = <&mcu_phy0>;
+};
-- 
2.25.1
Re: [PATCH 2/2] arm64: dts: ti: k3-j784s4-evm: Enable MCU CPSW2G
Posted by Andrew Davis 2 years, 11 months ago 
On 3/14/23 5:40 AM, Siddharth Vadapalli wrote:
> Add device tree support to enable MCU CPSW with J784S4 EVM.
> 
> Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com>
> ---
>   arch/arm64/boot/dts/ti/k3-j784s4-evm.dts | 47 ++++++++++++++++++++++++
>   1 file changed, 47 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
> index 8cd4a7ecc121..05db64ed0706 100644
> --- a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
> +++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
> @@ -140,6 +140,32 @@ J784S4_IOPAD(0x020, PIN_INPUT, 7) /* (AJ35) MCAN15_RX.GPIO0_8 */
>   	};
>   };
>   
> +&wkup_pmx0 {
> +	mcu_cpsw_pins_default: mcu-cpsw-pins-default {
> +		pinctrl-single,pins = <
> +			J784S4_WKUP_IOPAD(0x094, PIN_INPUT, 0) /* (A35) MCU_RGMII1_RD0 */
> +			J784S4_WKUP_IOPAD(0x090, PIN_INPUT, 0) /* (B36) MCU_RGMII1_RD1 */
> +			J784S4_WKUP_IOPAD(0x08c, PIN_INPUT, 0) /* (C36) MCU_RGMII1_RD2 */
> +			J784S4_WKUP_IOPAD(0x088, PIN_INPUT, 0) /* (D36) MCU_RGMII1_RD3 */
> +			J784S4_WKUP_IOPAD(0x084, PIN_INPUT, 0) /* (B37) MCU_RGMII1_RXC */
> +			J784S4_WKUP_IOPAD(0x06c, PIN_INPUT, 0) /* (C37) MCU_RGMII1_RX_CTL */
> +			J784S4_WKUP_IOPAD(0x07c, PIN_OUTPUT, 0) /* (D37) MCU_RGMII1_TD0 */
> +			J784S4_WKUP_IOPAD(0x078, PIN_OUTPUT, 0) /* (D38) MCU_RGMII1_TD1 */
> +			J784S4_WKUP_IOPAD(0x074, PIN_OUTPUT, 0) /* (E37) MCU_RGMII1_TD2 */
> +			J784S4_WKUP_IOPAD(0x070, PIN_OUTPUT, 0) /* (E38) MCU_RGMII1_TD3 */
> +			J784S4_WKUP_IOPAD(0x080, PIN_OUTPUT, 0) /* (E36) MCU_RGMII1_TXC */
> +			J784S4_WKUP_IOPAD(0x068, PIN_OUTPUT, 0) /* (C38) MCU_RGMII1_TX_CTL */
> +		>;
> +	};
> +
> +	mcu_mdio_pins_default: mcu-mdio-pins-default {
> +		pinctrl-single,pins = <
> +			J784S4_WKUP_IOPAD(0x09c, PIN_OUTPUT, 0) /* (A36) MCU_MDIO0_MDC */
> +			J784S4_WKUP_IOPAD(0x098, PIN_INPUT, 0) /* (B35) MCU_MDIO0_MDIO */
> +		>;
> +	};
> +};
> +
>   &main_uart8 {
>   	status = "okay";
>   	pinctrl-names = "default";
> @@ -194,3 +220,24 @@ &main_sdhci1 {
>   &main_gpio0 {
>   	status = "okay";
>   };
> +
> +&mcu_cpsw {
> +	status = "okay";
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mcu_cpsw_pins_default &mcu_mdio_pins_default>;

Move the mcu_mdio_pins_default pinctrl to the mdio node below.

Andrew

> +};
> +
> +&davinci_mdio {
> +	mcu_phy0: ethernet-phy@0 {
> +		reg = <0>;
> +		ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
> +		ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
> +		ti,min-output-impedance;
> +	};
> +};
> +
> +&mcu_cpsw_port1 {
> +	status = "okay";
> +	phy-mode = "rgmii-rxid";
> +	phy-handle = <&mcu_phy0>;
> +};
Re: [PATCH 2/2] arm64: dts: ti: k3-j784s4-evm: Enable MCU CPSW2G
Posted by Siddharth Vadapalli 2 years, 11 months ago 
Hello Andrew,

On 15/03/23 03:40, Andrew Davis wrote:
> On 3/14/23 5:40 AM, Siddharth Vadapalli wrote:
>> Add device tree support to enable MCU CPSW with J784S4 EVM.
>>
>> Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com>
>> ---
>>   arch/arm64/boot/dts/ti/k3-j784s4-evm.dts | 47 ++++++++++++++++++++++++
>>   1 file changed, 47 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
>> b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
>> index 8cd4a7ecc121..05db64ed0706 100644
>> --- a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
>> +++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
>> @@ -140,6 +140,32 @@ J784S4_IOPAD(0x020, PIN_INPUT, 7) /* (AJ35)
>> MCAN15_RX.GPIO0_8 */
>>       };
>>   };
>>   +&wkup_pmx0 {
>> +    mcu_cpsw_pins_default: mcu-cpsw-pins-default {
>> +        pinctrl-single,pins = <
>> +            J784S4_WKUP_IOPAD(0x094, PIN_INPUT, 0) /* (A35) MCU_RGMII1_RD0 */
>> +            J784S4_WKUP_IOPAD(0x090, PIN_INPUT, 0) /* (B36) MCU_RGMII1_RD1 */
>> +            J784S4_WKUP_IOPAD(0x08c, PIN_INPUT, 0) /* (C36) MCU_RGMII1_RD2 */
>> +            J784S4_WKUP_IOPAD(0x088, PIN_INPUT, 0) /* (D36) MCU_RGMII1_RD3 */
>> +            J784S4_WKUP_IOPAD(0x084, PIN_INPUT, 0) /* (B37) MCU_RGMII1_RXC */
>> +            J784S4_WKUP_IOPAD(0x06c, PIN_INPUT, 0) /* (C37) MCU_RGMII1_RX_CTL */
>> +            J784S4_WKUP_IOPAD(0x07c, PIN_OUTPUT, 0) /* (D37) MCU_RGMII1_TD0 */
>> +            J784S4_WKUP_IOPAD(0x078, PIN_OUTPUT, 0) /* (D38) MCU_RGMII1_TD1 */
>> +            J784S4_WKUP_IOPAD(0x074, PIN_OUTPUT, 0) /* (E37) MCU_RGMII1_TD2 */
>> +            J784S4_WKUP_IOPAD(0x070, PIN_OUTPUT, 0) /* (E38) MCU_RGMII1_TD3 */
>> +            J784S4_WKUP_IOPAD(0x080, PIN_OUTPUT, 0) /* (E36) MCU_RGMII1_TXC */
>> +            J784S4_WKUP_IOPAD(0x068, PIN_OUTPUT, 0) /* (C38)
>> MCU_RGMII1_TX_CTL */
>> +        >;
>> +    };
>> +
>> +    mcu_mdio_pins_default: mcu-mdio-pins-default {
>> +        pinctrl-single,pins = <
>> +            J784S4_WKUP_IOPAD(0x09c, PIN_OUTPUT, 0) /* (A36) MCU_MDIO0_MDC */
>> +            J784S4_WKUP_IOPAD(0x098, PIN_INPUT, 0) /* (B35) MCU_MDIO0_MDIO */
>> +        >;
>> +    };
>> +};
>> +
>>   &main_uart8 {
>>       status = "okay";
>>       pinctrl-names = "default";
>> @@ -194,3 +220,24 @@ &main_sdhci1 {
>>   &main_gpio0 {
>>       status = "okay";
>>   };
>> +
>> +&mcu_cpsw {
>> +    status = "okay";
>> +    pinctrl-names = "default";
>> +    pinctrl-0 = <&mcu_cpsw_pins_default &mcu_mdio_pins_default>;
> 
> Move the mcu_mdio_pins_default pinctrl to the mdio node below.

Thank you for reviewing the patch. I will fix it and post the v2 patch.

Regards,
Siddharth.

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