As MDIO driver does not support Driver Model, the
pinctrl settings in the MDIO node will not
be applied resulting in PHY not being detected.
To workaround this we add the MDIO pinctrl in
the CPSW3G node in the -u-boot.dtsi file.
Add the missing MDIO and RGMII pinctrl nodes in
k3-am642-r5-evm.dts
Signed-off-by: Roger Quadros <rog...@kernel.org>
---
arch/arm/dts/k3-am642-evm-u-boot.dtsi | 3 ++
arch/arm/dts/k3-am642-r5-evm.dts | 41 +++++++++++++++++++++++++++
2 files changed, 44 insertions(+)
diff --git a/arch/arm/dts/k3-am642-evm-u-boot.dtsi
b/arch/arm/dts/k3-am642-evm-u-boot.dtsi
index fa7750d634f..9b6c7e85cb4 100644
--- a/arch/arm/dts/k3-am642-evm-u-boot.dtsi
+++ b/arch/arm/dts/k3-am642-evm-u-boot.dtsi
@@ -113,6 +113,9 @@
<0x0 0x43000200 0x0 0x8>;
reg-names = "cpsw_nuss", "mac_efuse";
/delete-property/ ranges;
+ pinctrl-0 = <&mdio1_pins_default /* HACK: as MDIO driver is not
DM enabled */
+ &rgmii1_pins_default
+ &rgmii2_pins_default>;
cpsw-phy-sel@04044 {
compatible = "ti,am64-phy-gmii-sel";
diff --git a/arch/arm/dts/k3-am642-r5-evm.dts b/arch/arm/dts/k3-am642-r5-evm.dts
index 92a6bfdc011..7493362ac65 100644
--- a/arch/arm/dts/k3-am642-r5-evm.dts
+++ b/arch/arm/dts/k3-am642-r5-evm.dts
@@ -167,6 +167,47 @@
AM64X_IOPAD(0x02a8, PIN_OUTPUT, 0) /* (E19)
USB0_DRVVBUS */
>;
};
+
+ mdio1_pins_default: mdio1-pins-default {
+ pinctrl-single,pins = <
+ AM64X_IOPAD(0x01fc, PIN_OUTPUT, 4) /* (R2)
PRG0_PRU1_GPO19.MDIO0_MDC */
+ AM64X_IOPAD(0x01f8, PIN_INPUT, 4) /* (P5)
PRG0_PRU1_GPO18.MDIO0_MDIO */
+ >;
+ };
+
+ rgmii1_pins_default: rgmii1-pins-default {
+ pinctrl-single,pins = <
+ AM64X_IOPAD(0x01cc, PIN_INPUT, 4) /* (W5)
PRG0_PRU1_GPO7.RGMII1_RD0 */
+ AM64X_IOPAD(0x01d4, PIN_INPUT, 4) /* (Y5)
PRG0_PRU1_GPO9.RGMII1_RD1 */
+ AM64X_IOPAD(0x01d8, PIN_INPUT, 4) /* (V6)
PRG0_PRU1_GPO10.RGMII1_RD2 */
+ AM64X_IOPAD(0x01f4, PIN_INPUT, 4) /* (V5)
PRG0_PRU1_GPO17.RGMII1_RD3 */
+ AM64X_IOPAD(0x0188, PIN_INPUT, 4) /* (AA5)
PRG0_PRU0_GPO10.RGMII1_RXC */
+ AM64X_IOPAD(0x0184, PIN_INPUT, 4) /* (W6)
PRG0_PRU0_GPO9.RGMII1_RX_CTL */
+ AM64X_IOPAD(0x0124, PIN_OUTPUT, 4) /* (V15)
PRG1_PRU1_GPO7.RGMII1_TD0 */
+ AM64X_IOPAD(0x012c, PIN_OUTPUT, 4) /* (V14)
PRG1_PRU1_GPO9.RGMII1_TD1 */
+ AM64X_IOPAD(0x0130, PIN_OUTPUT, 4) /* (W14)
PRG1_PRU1_GPO10.RGMII1_TD2 */
+ AM64X_IOPAD(0x014c, PIN_OUTPUT, 4) /* (AA14)
PRG1_PRU1_GPO17.RGMII1_TD3 */
+ AM64X_IOPAD(0x00e0, PIN_OUTPUT, 4) /* (U14)
PRG1_PRU0_GPO10.RGMII1_TXC */
+ AM64X_IOPAD(0x00dc, PIN_OUTPUT, 4) /* (U15)
PRG1_PRU0_GPO9.RGMII1_TX_CTL */
+ >;
+ };
+
+ rgmii2_pins_default: rgmii2-pins-default {
+ pinctrl-single,pins = <
+ AM64X_IOPAD(0x0108, PIN_INPUT, 4) /* (W11)
PRG1_PRU1_GPO0.RGMII2_RD0 */
+ AM64X_IOPAD(0x010c, PIN_INPUT, 4) /* (V11)
PRG1_PRU1_GPO1.RGMII2_RD1 */
+ AM64X_IOPAD(0x0110, PIN_INPUT, 4) /* (AA12)
PRG1_PRU1_GPO2.RGMII2_RD2 */
+ AM64X_IOPAD(0x0114, PIN_INPUT, 4) /* (Y12)
PRG1_PRU1_GPO3.RGMII2_RD3 */
+ AM64X_IOPAD(0x0120, PIN_INPUT, 4) /* (U11)
PRG1_PRU1_GPO6.RGMII2_RXC */
+ AM64X_IOPAD(0x0118, PIN_INPUT, 4) /* (W12)
PRG1_PRU1_GPO4.RGMII2_RX_CTL */
+ AM64X_IOPAD(0x0134, PIN_OUTPUT, 4) /* (AA10)
PRG1_PRU1_GPO11.RGMII2_TD0 */
+ AM64X_IOPAD(0x0138, PIN_OUTPUT, 4) /* (V10)
PRG1_PRU1_GPO12.RGMII2_TD1 */
+ AM64X_IOPAD(0x013c, PIN_OUTPUT, 4) /* (U10)
PRG1_PRU1_GPO13.RGMII2_TD2 */
+ AM64X_IOPAD(0x0140, PIN_OUTPUT, 4) /* (AA11)
PRG1_PRU1_GPO14.RGMII2_TD3 */
+ AM64X_IOPAD(0x0148, PIN_OUTPUT, 4) /* (Y10)
PRG1_PRU1_GPO16.RGMII2_TXC */
+ AM64X_IOPAD(0x0144, PIN_OUTPUT, 4) /* (Y11)
PRG1_PRU1_GPO15.RGMII2_TX_CTL */
+ >;
+ };
};
&dmsc {
--
2.34.1
