ARM: dts: aspeed: Add Everest BMC machine

Add the Everest machine powered by an AST2600 chip. Copy the basic
configuration from Rainier.
Signed-off-by: NEddie James <eajames@linux.ibm.com>
Tested-by: NAndrew Geissler <geissonator@gmail.com>
Link: https://lore.kernel.org/r/20201211170704.27640-1-eajames@linux.ibm.comSigned-off-by: NJoel Stanley <joel@jms.id.au>

arch/arm/boot/dts/Makefile

@@ -1416,6 +1416,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
 	aspeed-bmc-facebook-wedge400.dtb \
 	aspeed-bmc-facebook-yamp.dtb \
 	aspeed-bmc-facebook-yosemitev2.dtb \
+	aspeed-bmc-ibm-everest.dtb \
 	aspeed-bmc-ibm-rainier.dtb \
 	aspeed-bmc-ibm-rainier-4u.dtb \
 	aspeed-bmc-intel-s2600wf.dtb \

arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts

+// SPDX-License-Identifier: GPL-2.0-or-later
+// Copyright 2020 IBM Corp.
+/dts-v1/;
+
+#include "aspeed-g6.dtsi"
+#include <dt-bindings/gpio/aspeed-gpio.h>
+#include <dt-bindings/i2c/i2c.h>
+#include <dt-bindings/leds/leds-pca955x.h>
+
+/ {
+	model = "Everest";
+	compatible = "ibm,everest-bmc", "aspeed,ast2600";
+
+	aliases {
+		i2c100 = &cfam0_i2c0;
+		i2c101 = &cfam0_i2c1;
+		i2c110 = &cfam0_i2c10;
+		i2c111 = &cfam0_i2c11;
+		i2c112 = &cfam0_i2c12;
+		i2c113 = &cfam0_i2c13;
+		i2c114 = &cfam0_i2c14;
+		i2c115 = &cfam0_i2c15;
+		i2c202 = &cfam1_i2c2;
+		i2c203 = &cfam1_i2c3;
+		i2c210 = &cfam1_i2c10;
+		i2c211 = &cfam1_i2c11;
+		i2c214 = &cfam1_i2c14;
+		i2c215 = &cfam1_i2c15;
+		i2c216 = &cfam1_i2c16;
+		i2c217 = &cfam1_i2c17;
+		i2c300 = &cfam2_i2c0;
+		i2c301 = &cfam2_i2c1;
+		i2c310 = &cfam2_i2c10;
+		i2c311 = &cfam2_i2c11;
+		i2c312 = &cfam2_i2c12;
+		i2c313 = &cfam2_i2c13;
+		i2c314 = &cfam2_i2c14;
+		i2c315 = &cfam2_i2c15;
+		i2c402 = &cfam3_i2c2;
+		i2c403 = &cfam3_i2c3;
+		i2c410 = &cfam3_i2c10;
+		i2c411 = &cfam3_i2c11;
+		i2c414 = &cfam3_i2c14;
+		i2c415 = &cfam3_i2c15;
+		i2c416 = &cfam3_i2c16;
+		i2c417 = &cfam3_i2c17;
+
+		serial4 = &uart5;
+
+		spi10 = &cfam0_spi0;
+		spi11 = &cfam0_spi1;
+		spi12 = &cfam0_spi2;
+		spi13 = &cfam0_spi3;
+		spi20 = &cfam1_spi0;
+		spi21 = &cfam1_spi1;
+		spi22 = &cfam1_spi2;
+		spi23 = &cfam1_spi3;
+		spi30 = &cfam2_spi0;
+		spi31 = &cfam2_spi1;
+		spi32 = &cfam2_spi2;
+		spi33 = &cfam2_spi3;
+		spi40 = &cfam3_spi0;
+		spi41 = &cfam3_spi1;
+		spi42 = &cfam3_spi2;
+		spi43 = &cfam3_spi3;
+	};
+
+	chosen {
+		stdout-path = &uart5;
+		bootargs = "console=ttyS4,115200n8";
+	};
+
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0x80000000 0x40000000>;
+	};
+
+	reserved-memory {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		/* LPC FW cycle bridge region requires natural alignment */
+		flash_memory: region@b8000000 {
+			no-map;
+			reg = <0xb8000000 0x04000000>; /* 64M */
+		};
+
+		/* 48MB region from the end of flash to start of vga memory */
+		ramoops@bc000000 {
+			compatible = "ramoops";
+			reg = <0xbc000000 0x180000>; /* 16 * (3 * 0x8000) */
+			record-size = <0x8000>;
+			console-size = <0x8000>;
+			pmsg-size = <0x8000>;
+			max-reason = <3>; /* KMSG_DUMP_EMERG */
+		};
+
+		/* VGA region is dictated by hardware strapping */
+		vga_memory: region@bf000000 {
+			no-map;
+			compatible = "shared-dma-pool";
+			reg = <0xbf000000 0x01000000>; /* 16M */
+		};
+	};
+};
+
+&ehci1 {
+	status = "okay";
+};
+
+&emmc_controller {
+	status = "okay";
+};
+
+&pinctrl_emmc_default {
+	bias-disable;
+};
+
+&emmc {
+	status = "okay";
+};
+
+&fsim0 {
+	status = "okay";
+
+	#address-cells = <2>;
+	#size-cells = <0>;
+
+	/*
+	 * CFAM Reset is supposed to be active low but pass1 hardware is wired
+	 * active high.
+	 */
+	cfam-reset-gpios = <&gpio0 ASPEED_GPIO(Q, 0) GPIO_ACTIVE_HIGH>;
+
+	cfam@0,0 {
+		reg = <0 0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		chip-id = <0>;
+
+		scom@1000 {
+			compatible = "ibm,fsi2pib";
+			reg = <0x1000 0x400>;
+		};
+
+		i2c@1800 {
+			compatible = "ibm,fsi-i2c-master";
+			reg = <0x1800 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			cfam0_i2c0: i2c-bus@0 {
+				reg = <0>;	/* OMI01 */
+			};
+
+			cfam0_i2c1: i2c-bus@1 {
+				reg = <1>;	/* OMI23 */
+			};
+
+			cfam0_i2c10: i2c-bus@a {
+				reg = <10>;	/* OP3A */
+			};
+
+			cfam0_i2c11: i2c-bus@b {
+				reg = <11>;	/* OP3B */
+			};
+
+			cfam0_i2c12: i2c-bus@c {
+				reg = <12>;	/* OP4A */
+			};
+
+			cfam0_i2c13: i2c-bus@d {
+				reg = <13>;	/* OP4B */
+			};
+
+			cfam0_i2c14: i2c-bus@e {
+				reg = <14>;	/* OP5A */
+			};
+
+			cfam0_i2c15: i2c-bus@f {
+				reg = <15>;	/* OP5B */
+			};
+		};
+
+		fsi2spi@1c00 {
+			compatible = "ibm,fsi2spi";
+			reg = <0x1c00 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			cfam0_spi0: spi@0 {
+				reg = <0x0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+
+			cfam0_spi1: spi@20 {
+				reg = <0x20>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+
+			cfam0_spi2: spi@40 {
+				reg = <0x40>;
+				compatible = "ibm,fsi2spi-restricted";
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+
+			cfam0_spi3: spi@60 {
+				reg = <0x60>;
+				compatible = "ibm,fsi2spi-restricted";
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+		};
+
+		sbefifo@2400 {
+			compatible = "ibm,p9-sbefifo";
+			reg = <0x2400 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			fsi_occ0: occ {
+				compatible = "ibm,p10-occ";
+			};
+		};
+
+		fsi_hub0: hub@3400 {
+			compatible = "fsi-master-hub";
+			reg = <0x3400 0x400>;
+			#address-cells = <2>;
+			#size-cells = <0>;
+		};
+	};
+};
+
+&fsi_hub0 {
+	cfam@1,0 {
+		reg = <1 0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		chip-id = <1>;
+
+		scom@1000 {
+			compatible = "ibm,fsi2pib";
+			reg = <0x1000 0x400>;
+		};
+
+		i2c@1800 {
+			compatible = "ibm,fsi-i2c-master";
+			reg = <0x1800 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			cfam1_i2c2: i2c-bus@2 {
+				reg = <2>;	/* OMI45 */
+			};
+
+			cfam1_i2c3: i2c-bus@3 {
+				reg = <3>;	/* OMI67 */
+			};
+
+			cfam1_i2c10: i2c-bus@a {
+				reg = <10>;	/* OP3A */
+			};
+
+			cfam1_i2c11: i2c-bus@b {
+				reg = <11>;	/* OP3B */
+			};
+
+			cfam1_i2c14: i2c-bus@e {
+				reg = <14>;	/* OP5A */
+			};
+
+			cfam1_i2c15: i2c-bus@f {
+				reg = <15>;	/* OP5B */
+			};
+
+			cfam1_i2c16: i2c-bus@10 {
+				reg = <16>;	/* OP6A */
+			};
+
+			cfam1_i2c17: i2c-bus@11 {
+				reg = <17>;	/* OP6B */
+			};
+		};
+
+		fsi2spi@1c00 {
+			compatible = "ibm,fsi2spi";
+			reg = <0x1c00 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			cfam1_spi0: spi@0 {
+				reg = <0x0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+
+			cfam1_spi1: spi@20 {
+				reg = <0x20>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+
+			cfam1_spi2: spi@40 {
+				reg = <0x40>;
+				compatible = "ibm,fsi2spi-restricted";
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+
+			cfam1_spi3: spi@60 {
+				reg = <0x60>;
+				compatible = "ibm,fsi2spi-restricted";
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+		};
+
+		sbefifo@2400 {
+			compatible = "ibm,p9-sbefifo";
+			reg = <0x2400 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			fsi_occ1: occ {
+				compatible = "ibm,p10-occ";
+			};
+		};
+
+		fsi_hub1: hub@3400 {
+			compatible = "fsi-master-hub";
+			reg = <0x3400 0x400>;
+			#address-cells = <2>;
+			#size-cells = <0>;
+
+			no-scan-on-init;
+		};
+	};
+
+	cfam@2,0 {
+		reg = <2 0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		chip-id = <2>;
+
+		scom@1000 {
+			compatible = "ibm,fsi2pib";
+			reg = <0x1000 0x400>;
+		};
+
+		i2c@1800 {
+			compatible = "ibm,fsi-i2c-master";
+			reg = <0x1800 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			cfam2_i2c0: i2c-bus@0 {
+				reg = <0>;	/* OM01 */
+			};
+
+			cfam2_i2c1: i2c-bus@1 {
+				reg = <1>;	/* OM23 */
+			};
+
+			cfam2_i2c10: i2c-bus@a {
+				reg = <10>;	/* OP3A */
+			};
+
+			cfam2_i2c11: i2c-bus@b {
+				reg = <11>;	/* OP3B */
+			};
+
+			cfam2_i2c12: i2c-bus@c {
+				reg = <12>;	/* OP4A */
+			};
+
+			cfam2_i2c13: i2c-bus@d {
+				reg = <13>;	/* OP4B */
+			};
+
+			cfam2_i2c14: i2c-bus@e {
+				reg = <14>;	/* OP5A */
+			};
+
+			cfam2_i2c15: i2c-bus@f {
+				reg = <15>;	/* OP5B */
+			};
+		};
+
+		fsi2spi@1c00 {
+			compatible = "ibm,fsi2spi";
+			reg = <0x1c00 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			cfam2_spi0: spi@0 {
+				reg = <0x0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+
+			cfam2_spi1: spi@20 {
+				reg = <0x20>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+
+			cfam2_spi2: spi@40 {
+				reg = <0x40>;
+				compatible = "ibm,fsi2spi-restricted";
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+
+			cfam2_spi3: spi@60 {
+				reg = <0x60>;
+				compatible = "ibm,fsi2spi-restricted";
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+		};
+
+		sbefifo@2400 {
+			compatible = "ibm,p9-sbefifo";
+			reg = <0x2400 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			fsi_occ2: occ {
+				compatible = "ibm,p10-occ";
+			};
+		};
+
+		fsi_hub2: hub@3400 {
+			compatible = "fsi-master-hub";
+			reg = <0x3400 0x400>;
+			#address-cells = <2>;
+			#size-cells = <0>;
+
+			no-scan-on-init;
+		};
+	};
+
+	cfam@3,0 {
+		reg = <3 0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		chip-id = <3>;
+
+		scom@1000 {
+			compatible = "ibm,fsi2pib";
+			reg = <0x1000 0x400>;
+		};
+
+		i2c@1800 {
+			compatible = "ibm,fsi-i2c-master";
+			reg = <0x1800 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			cfam3_i2c2: i2c-bus@2 {
+				reg = <2>;	/* OM45 */
+			};
+
+			cfam3_i2c3: i2c-bus@3 {
+				reg = <3>;	/* OM67 */
+			};
+
+			cfam3_i2c10: i2c-bus@a {
+				reg = <10>;	/* OP3A */
+			};
+
+			cfam3_i2c11: i2c-bus@b {
+				reg = <11>;	/* OP3B */
+			};
+
+			cfam3_i2c14: i2c-bus@e {
+				reg = <14>;	/* OP5A */
+			};
+
+			cfam3_i2c15: i2c-bus@f {
+				reg = <15>;	/* OP5B */
+			};
+
+			cfam3_i2c16: i2c-bus@10 {
+				reg = <16>;	/* OP6A */
+			};
+
+			cfam3_i2c17: i2c-bus@11 {
+				reg = <17>;	/* OP6B */
+			};
+		};
+
+		fsi2spi@1c00 {
+			compatible = "ibm,fsi2spi";
+			reg = <0x1c00 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			cfam3_spi0: spi@0 {
+				reg = <0x0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+
+			cfam3_spi1: spi@20 {
+				reg = <0x20>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+
+			cfam3_spi2: spi@40 {
+				reg = <0x40>;
+				compatible = "ibm,fsi2spi-restricted";
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+
+			cfam3_spi3: spi@60 {
+				reg = <0x60>;
+				compatible = "ibm,fsi2spi-restricted";
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				eeprom@0 {
+					at25,byte-len = <0x80000>;
+					at25,addr-mode = <4>;
+					at25,page-size = <256>;
+
+					compatible = "atmel,at25";
+					reg = <0>;
+					spi-max-frequency = <1000000>;
+				};
+			};
+		};
+
+		sbefifo@2400 {
+			compatible = "ibm,p9-sbefifo";
+			reg = <0x2400 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			fsi_occ3: occ {
+				compatible = "ibm,p10-occ";
+			};
+		};
+
+		fsi_hub3: hub@3400 {
+			compatible = "fsi-master-hub";
+			reg = <0x3400 0x400>;
+			#address-cells = <2>;
+			#size-cells = <0>;
+
+			no-scan-on-init;
+		};
+	};
+};
+
+/* Legacy OCC numbering (to get rid of when userspace is fixed) */
+&fsi_occ0 {
+	reg = <1>;
+};
+
+&fsi_occ1 {
+	reg = <2>;
+};
+
+&fsi_occ2 {
+	reg = <3>;
+};
+
+&fsi_occ3 {
+	reg = <4>;
+};
+
+&ibt {
+	status = "okay";
+};
+
+&vuart1 {
+	status = "okay";
+};
+
+&vuart2 {
+	status = "okay";
+};
+
+&lpc_ctrl {
+	status = "okay";
+	memory-region = <&flash_memory>;
+};
+
+&kcs4 {
+	compatible = "openbmc,mctp-lpc";
+	status = "okay";
+};
+
+&mac2 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_rmii3_default>;
+	clocks = <&syscon ASPEED_CLK_GATE_MAC3CLK>,
+		 <&syscon ASPEED_CLK_MAC3RCLK>;
+	clock-names = "MACCLK", "RCLK";
+	use-ncsi;
+};
+
+&mac3 {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_rmii4_default>;
+	clocks = <&syscon ASPEED_CLK_GATE_MAC4CLK>,
+		 <&syscon ASPEED_CLK_MAC4RCLK>;
+	clock-names = "MACCLK", "RCLK";
+	use-ncsi;
+};
+
+&xdma {
+	status = "okay";
+	memory-region = <&vga_memory>;
+};