Commit 695cb117 authored by Chanh Nguyen's avatar Chanh Nguyen Committed by Joel Stanley
Browse files

ARM: dts: aspeed: mtmitchell: Enable NCSI 



Use MAC3 (RGMII4) with the NC-SI stack instead of as an MDIO PHY.

The OCP slot #0 and OCP slot #1 use a common BMC_NCSI signal, so we use
only one of them at a time. The OCP slot #0 will be enabled by PCA9539's
setting by default.

Enable the OCP Auxiliary Power during booting to make the NCSI feature
work.

Signed-off-by: default avatarChanh Nguyen <chanh@os.amperecomputing.com>
Reviewed-by: default avatarJoel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/20230228102820.18477-1-chanh@os.amperecomputing.com


Signed-off-by: default avatarJoel Stanley <joel@jms.id.au>
parent 9dedb724

arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts

+36 −1
Original line number Diff line number Diff line
@@ -251,6 +251,14 @@ 
	pinctrl-0 = <&pinctrl_rgmii1_default>;

};



&mac3 {

	status = "okay";

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_rmii4_default>;

	clock-names = "MACCLK", "RCLK";

	use-ncsi;

};



&fmc {

	status = "okay";

	flash@0 {
@@ -439,6 +447,26 @@ 
	status = "okay";

};



&i2c8 {

	status = "okay";



	gpio@77 {

		compatible = "nxp,pca9539";

		reg = <0x77>;

		gpio-controller;

		#address-cells = <1>;

		#size-cells = <0>;

		#gpio-cells = <2>;



		bmc-ocp0-en-hog {

			gpio-hog;

			gpios = <7 GPIO_ACTIVE_LOW>;

			output-high;

			line-name = "bmc-ocp0-en-n";

		};

	};

};



&i2c9 {

	status = "okay";

};
@@ -530,13 +558,20 @@ 
	/*V0-V7*/	"s0-hightemp-n","s0-fault-alert","s0-sys-auth-failure-n",

			"host0-reboot-ack-n","host0-ready","host0-shd-req-n",

			"host0-shd-ack-n","s0-overtemp-n",

	/*W0-W7*/	"ocp-aux-pwren","ocp-main-pwren","ocp-pgood","",

	/*W0-W7*/	"","ocp-main-pwren","ocp-pgood","",

			"bmc-ok","bmc-ready","spi0-program-sel","spi0-backup-sel",

	/*X0-X7*/	"i2c-backup-sel","s1-fault-alert","s1-fw-boot-ok",

			"s1-hightemp-n","s0-spi-auth-fail-n","s1-sys-auth-failure-n",

			"s1-overtemp-n","s1-spi-auth-fail-n",

	/*Y0-Y7*/	"","","","","","","","host0-special-boot",

	/*Z0-Z7*/	"reset-button","ps0-pgood","ps1-pgood","","","","","";



	ocp-aux-pwren-hog {

		gpio-hog;

		gpios = <ASPEED_GPIO(W, 0) GPIO_ACTIVE_HIGH>;

		output-high;

		line-name = "ocp-aux-pwren";

	};

};



&gpio1 {