[PATCH linux dev-5.8] ARM: dts: Aspeed: Add Everest BMC machine
Andrew Geissler
geissonator at gmail.com
Fri Jan 22 03:14:09 AEDT 2021
> On Dec 11, 2020, at 11:07 AM, Eddie James <eajames at linux.ibm.com> wrote:
>
> Add the Everest machine powered by an AST2600 chip. Copy the basic
> configuration from Rainier.
>
> Signed-off-by: Eddie James <eajames at linux.ibm.com>
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts | 775 +++++++++++++++++++
> 2 files changed, 776 insertions(+)
> create mode 100644 arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 5fd12e8909d3..c13ac1bf7216 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -1360,6 +1360,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
> aspeed-bmc-facebook-wedge100.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 \
> diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
> new file mode 100644
> index 000000000000..6bd876657bb8
> --- /dev/null
> +++ b/arch/arm/boot/dts/aspeed-bmc-ibm-everest.dts
> @@ -0,0 +1,775 @@
> +// 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 at 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 at b8000000 {
> + no-map;
> + reg = <0xb8000000 0x04000000>; /* 64M */
> + };
> +
> + /* 48MB region from the end of flash to start of vga memory */
> + ramoops at 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 at 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 at 0,0 {
> + reg = <0 0>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> + chip-id = <0>;
> +
> + scom at 1000 {
> + compatible = "ibm,fsi2pib";
> + reg = <0x1000 0x400>;
> + };
> +
> + i2c at 1800 {
> + compatible = "ibm,fsi-i2c-master";
> + reg = <0x1800 0x400>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + cfam0_i2c0: i2c-bus at 0 {
> + reg = <0>; /* OMI01 */
> + };
> +
> + cfam0_i2c1: i2c-bus at 1 {
> + reg = <1>; /* OMI23 */
> + };
> +
> + cfam0_i2c10: i2c-bus at a {
> + reg = <10>; /* OP3A */
> + };
> +
> + cfam0_i2c11: i2c-bus at b {
> + reg = <11>; /* OP3B */
> + };
> +
> + cfam0_i2c12: i2c-bus at c {
> + reg = <12>; /* OP4A */
> + };
> +
> + cfam0_i2c13: i2c-bus at d {
> + reg = <13>; /* OP4B */
> + };
> +
> + cfam0_i2c14: i2c-bus at e {
> + reg = <14>; /* OP5A */
> + };
> +
> + cfam0_i2c15: i2c-bus at f {
> + reg = <15>; /* OP5B */
> + };
> + };
> +
> + fsi2spi at 1c00 {
> + compatible = "ibm,fsi2spi";
> + reg = <0x1c00 0x400>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + cfam0_spi0: spi at 0 {
> + reg = <0x0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 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 at 20 {
> + reg = <0x20>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 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 at 40 {
> + reg = <0x40>;
> + compatible = "ibm,fsi2spi-restricted";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 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 at 60 {
> + reg = <0x60>;
> + compatible = "ibm,fsi2spi-restricted";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 0 {
> + at25,byte-len = <0x80000>;
> + at25,addr-mode = <4>;
> + at25,page-size = <256>;
> +
> + compatible = "atmel,at25";
> + reg = <0>;
> + spi-max-frequency = <1000000>;
> + };
> + };
> + };
> +
> + sbefifo at 2400 {
> + compatible = "ibm,p9-sbefifo";
> + reg = <0x2400 0x400>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + fsi_occ0: occ {
> + compatible = "ibm,p10-occ";
> + };
> + };
> +
> + fsi_hub0: hub at 3400 {
> + compatible = "fsi-master-hub";
> + reg = <0x3400 0x400>;
> + #address-cells = <2>;
> + #size-cells = <0>;
> + };
> + };
> +};
> +
> +&fsi_hub0 {
> + cfam at 1,0 {
> + reg = <1 0>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> + chip-id = <1>;
> +
> + scom at 1000 {
> + compatible = "ibm,fsi2pib";
> + reg = <0x1000 0x400>;
> + };
> +
> + i2c at 1800 {
> + compatible = "ibm,fsi-i2c-master";
> + reg = <0x1800 0x400>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + cfam1_i2c2: i2c-bus at 2 {
> + reg = <2>; /* OMI45 */
> + };
> +
> + cfam1_i2c3: i2c-bus at 3 {
> + reg = <3>; /* OMI67 */
> + };
> +
> + cfam1_i2c10: i2c-bus at a {
> + reg = <10>; /* OP3A */
> + };
> +
> + cfam1_i2c11: i2c-bus at b {
> + reg = <11>; /* OP3B */
> + };
> +
> + cfam1_i2c14: i2c-bus at e {
> + reg = <14>; /* OP5A */
> + };
> +
> + cfam1_i2c15: i2c-bus at f {
> + reg = <15>; /* OP5B */
> + };
> +
> + cfam1_i2c16: i2c-bus at 10 {
> + reg = <16>; /* OP6A */
> + };
> +
> + cfam1_i2c17: i2c-bus at 11 {
> + reg = <17>; /* OP6B */
> + };
> + };
> +
> + fsi2spi at 1c00 {
> + compatible = "ibm,fsi2spi";
> + reg = <0x1c00 0x400>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + cfam1_spi0: spi at 0 {
> + reg = <0x0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 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 at 20 {
> + reg = <0x20>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 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 at 40 {
> + reg = <0x40>;
> + compatible = "ibm,fsi2spi-restricted";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 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 at 60 {
> + reg = <0x60>;
> + compatible = "ibm,fsi2spi-restricted";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 0 {
> + at25,byte-len = <0x80000>;
> + at25,addr-mode = <4>;
> + at25,page-size = <256>;
> +
> + compatible = "atmel,at25";
> + reg = <0>;
> + spi-max-frequency = <1000000>;
> + };
> + };
> + };
> +
> + sbefifo at 2400 {
> + compatible = "ibm,p9-sbefifo";
> + reg = <0x2400 0x400>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + fsi_occ1: occ {
> + compatible = "ibm,p10-occ";
> + };
> + };
> +
> + fsi_hub1: hub at 3400 {
> + compatible = "fsi-master-hub";
> + reg = <0x3400 0x400>;
> + #address-cells = <2>;
> + #size-cells = <0>;
> +
> + no-scan-on-init;
> + };
> + };
> +
> + cfam at 2,0 {
> + reg = <2 0>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> + chip-id = <2>;
> +
> + scom at 1000 {
> + compatible = "ibm,fsi2pib";
> + reg = <0x1000 0x400>;
> + };
> +
> + i2c at 1800 {
> + compatible = "ibm,fsi-i2c-master";
> + reg = <0x1800 0x400>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + cfam2_i2c0: i2c-bus at 0 {
> + reg = <0>; /* OM01 */
> + };
> +
> + cfam2_i2c1: i2c-bus at 1 {
> + reg = <1>; /* OM23 */
> + };
> +
> + cfam2_i2c10: i2c-bus at a {
> + reg = <10>; /* OP3A */
> + };
> +
> + cfam2_i2c11: i2c-bus at b {
> + reg = <11>; /* OP3B */
> + };
> +
> + cfam2_i2c12: i2c-bus at c {
> + reg = <12>; /* OP4A */
> + };
> +
> + cfam2_i2c13: i2c-bus at d {
> + reg = <13>; /* OP4B */
> + };
> +
> + cfam2_i2c14: i2c-bus at e {
> + reg = <14>; /* OP5A */
> + };
> +
> + cfam2_i2c15: i2c-bus at f {
> + reg = <15>; /* OP5B */
> + };
> + };
> +
> + fsi2spi at 1c00 {
> + compatible = "ibm,fsi2spi";
> + reg = <0x1c00 0x400>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + cfam2_spi0: spi at 0 {
> + reg = <0x0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 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 at 20 {
> + reg = <0x20>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 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 at 40 {
> + reg = <0x40>;
> + compatible = "ibm,fsi2spi-restricted";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 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 at 60 {
> + reg = <0x60>;
> + compatible = "ibm,fsi2spi-restricted";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 0 {
> + at25,byte-len = <0x80000>;
> + at25,addr-mode = <4>;
> + at25,page-size = <256>;
> +
> + compatible = "atmel,at25";
> + reg = <0>;
> + spi-max-frequency = <1000000>;
> + };
> + };
> + };
> +
> + sbefifo at 2400 {
> + compatible = "ibm,p9-sbefifo";
> + reg = <0x2400 0x400>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + fsi_occ2: occ {
> + compatible = "ibm,p10-occ";
> + };
> + };
> +
> + fsi_hub2: hub at 3400 {
> + compatible = "fsi-master-hub";
> + reg = <0x3400 0x400>;
> + #address-cells = <2>;
> + #size-cells = <0>;
> +
> + no-scan-on-init;
> + };
> + };
> +
> + cfam at 3,0 {
> + reg = <3 0>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> + chip-id = <3>;
> +
> + scom at 1000 {
> + compatible = "ibm,fsi2pib";
> + reg = <0x1000 0x400>;
> + };
> +
> + i2c at 1800 {
> + compatible = "ibm,fsi-i2c-master";
> + reg = <0x1800 0x400>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + cfam3_i2c2: i2c-bus at 2 {
> + reg = <2>; /* OM45 */
> + };
> +
> + cfam3_i2c3: i2c-bus at 3 {
> + reg = <3>; /* OM67 */
> + };
> +
> + cfam3_i2c10: i2c-bus at a {
> + reg = <10>; /* OP3A */
> + };
> +
> + cfam3_i2c11: i2c-bus at b {
> + reg = <11>; /* OP3B */
> + };
> +
> + cfam3_i2c14: i2c-bus at e {
> + reg = <14>; /* OP5A */
> + };
> +
> + cfam3_i2c15: i2c-bus at f {
> + reg = <15>; /* OP5B */
> + };
> +
> + cfam3_i2c16: i2c-bus at 10 {
> + reg = <16>; /* OP6A */
> + };
> +
> + cfam3_i2c17: i2c-bus at 11 {
> + reg = <17>; /* OP6B */
> + };
> + };
> +
> + fsi2spi at 1c00 {
> + compatible = "ibm,fsi2spi";
> + reg = <0x1c00 0x400>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + cfam3_spi0: spi at 0 {
> + reg = <0x0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 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 at 20 {
> + reg = <0x20>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 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 at 40 {
> + reg = <0x40>;
> + compatible = "ibm,fsi2spi-restricted";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 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 at 60 {
> + reg = <0x60>;
> + compatible = "ibm,fsi2spi-restricted";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + eeprom at 0 {
> + at25,byte-len = <0x80000>;
> + at25,addr-mode = <4>;
> + at25,page-size = <256>;
> +
> + compatible = "atmel,at25";
> + reg = <0>;
> + spi-max-frequency = <1000000>;
> + };
> + };
> + };
> +
> + sbefifo at 2400 {
> + compatible = "ibm,p9-sbefifo";
> + reg = <0x2400 0x400>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + fsi_occ3: occ {
> + compatible = "ibm,p10-occ";
> + };
> + };
> +
> + fsi_hub3: hub at 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>;
> +};
> --
> 2.18.4
Thanks Eddie, this is a good base to start with. I’ve
tested out in our simulation.
Tested-by: Andrew Geissler <geissonator at gmail.com>
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