[PATCH v3 15/20] ARM: dts: aspeed: Add Witherspoon BMC machine
From: Joel Stanley <joel@jms.id.au>
Date: 2017-12-20 03:26:39
Also in:
linux-arm-kernel, linux-aspeed, lkml
Subsystem:
arm and arm64 soc sub-architectures (common parts), the rest · Maintainers:
Arnd Bergmann, Krzysztof Kozlowski, Alexandre Belloni, Linus Walleij, Linus Torvalds
The Witherspoon BMC is an ASPEED ast2500 based BMC that is part of an OpenPower Power9 server. This adds the device tree description for most upstream components. It is a squashed commit from the OpenBMC kernel tree. Signed-off-by: Brandon Wyman <redacted> Signed-off-by: Matt Spinler <redacted> Signed-off-by: Brad Bishop <redacted> Signed-off-by: Edward A. James <redacted> Signed-off-by: Cédric Le Goater <clg@kaod.org> Signed-off-by: Andrew Jeffery <redacted> Reviewed-by: Brandon Wyman <redacted> Signed-off-by: Joel Stanley <joel@jms.id.au> --- v2: - Add Brandon's reviewed-by tag v3: - Add GPIO include - Add unit name for memory node to fix warning --- arch/arm/boot/dts/Makefile | 4 +- arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts | 548 +++++++++++++++++++++++ 2 files changed, 551 insertions(+), 1 deletion(-) create mode 100644 arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 5d1e9d37bf3a..15a9207319c1 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile@@ -1104,5 +1104,7 @@ dtb-$(CONFIG_ARCH_ZX) += zx296702-ad1.dtb dtb-$(CONFIG_ARCH_ASPEED) += \ aspeed-ast2500-evb.dtb \ aspeed-bmc-opp-palmetto.dtb \ - aspeed-bmc-opp-romulus.dtb + aspeed-bmc-opp-romulus.dtb \ + aspeed-bmc-opp-witherspoon.dtb + endif
diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts b/arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts
new file mode 100644
index 000000000000..5f9049d2c4c3
--- /dev/null
+++ b/arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts@@ -0,0 +1,548 @@ +// SPDX-License-Identifier: GPL-2.0+ +/dts-v1/; +#include "aspeed-g5.dtsi" +#include <dt-bindings/gpio/aspeed-gpio.h> +#include <dt-bindings/leds/leds-pca955x.h> + +/ { + model = "Witherspoon BMC"; + compatible = "ibm,witherspoon-bmc", "aspeed,ast2500"; + + chosen { + stdout-path = &uart5; + bootargs = "console=ttyS4,115200 earlyprintk"; + }; + + memory@80000000 { + reg = <0x80000000 0x20000000>; + }; + + reserved-memory { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + flash_memory: region@98000000 { + no-map; + reg = <0x98000000 0x04000000>; /* 64M */ + }; + }; + + gpio-keys-polled { + compatible = "gpio-keys-polled"; + #address-cells = <1>; + #size-cells = <0>; + poll-interval = <1000>; + + fan0-presence { + label = "fan0-presence"; + gpios = <&pca0 4 GPIO_ACTIVE_LOW>; + linux,code = <4>; + }; + + fan1-presence { + label = "fan1-presence"; + gpios = <&pca0 5 GPIO_ACTIVE_LOW>; + linux,code = <5>; + }; + + fan2-presence { + label = "fan2-presence"; + gpios = <&pca0 6 GPIO_ACTIVE_LOW>; + linux,code = <6>; + }; + + fan3-presence { + label = "fan3-presence"; + gpios = <&pca0 7 GPIO_ACTIVE_LOW>; + linux,code = <7>; + }; + }; + + leds { + compatible = "gpio-leds"; + + fan0 { + retain-state-shutdown; + default-state = "keep"; + gpios = <&pca0 0 GPIO_ACTIVE_LOW>; + }; + + fan1 { + retain-state-shutdown; + default-state = "keep"; + gpios = <&pca0 1 GPIO_ACTIVE_LOW>; + }; + + fan2 { + retain-state-shutdown; + default-state = "keep"; + gpios = <&pca0 2 GPIO_ACTIVE_LOW>; + }; + + fan3 { + retain-state-shutdown; + default-state = "keep"; + gpios = <&pca0 3 GPIO_ACTIVE_LOW>; + }; + + front-fault { + retain-state-shutdown; + default-state = "keep"; + gpios = <&pca0 13 GPIO_ACTIVE_LOW>; + }; + + front-power { + retain-state-shutdown; + default-state = "keep"; + gpios = <&pca0 14 GPIO_ACTIVE_LOW>; + }; + + front-id { + retain-state-shutdown; + default-state = "keep"; + gpios = <&pca0 15 GPIO_ACTIVE_LOW>; + }; + + rear-fault { + gpios = <&gpio ASPEED_GPIO(N, 2) GPIO_ACTIVE_LOW>; + }; + + rear-id { + gpios = <&gpio ASPEED_GPIO(N, 4) GPIO_ACTIVE_LOW>; + }; + + rear-power { + gpios = <&gpio ASPEED_GPIO(N, 3) GPIO_ACTIVE_LOW>; + }; + + power-button { + gpios = <&gpio ASPEED_GPIO(R, 5) GPIO_ACTIVE_LOW>; + }; + }; + + fsi: gpio-fsi { + compatible = "fsi-master-gpio", "fsi-master"; + #address-cells = <2>; + #size-cells = <0>; + + clock-gpios = <&gpio ASPEED_GPIO(AA, 0) GPIO_ACTIVE_HIGH>; + data-gpios = <&gpio ASPEED_GPIO(E, 0) GPIO_ACTIVE_HIGH>; + mux-gpios = <&gpio ASPEED_GPIO(A, 6) GPIO_ACTIVE_HIGH>; + enable-gpios = <&gpio ASPEED_GPIO(D, 0) GPIO_ACTIVE_HIGH>; + trans-gpios = <&gpio ASPEED_GPIO(R, 2) GPIO_ACTIVE_HIGH>; + }; + + iio-hwmon-dps310 { + compatible = "iio-hwmon"; + io-channels = <&dps 0>; + }; + + iio-hwmon-bmp280 { + compatible = "iio-hwmon"; + io-channels = <&bmp 1>; + }; + +}; + +&fmc { + status = "okay"; + + flash@0 { + status = "okay"; + label = "bmc"; + m25p,fast-read; +#include "openbmc-flash-layout.dtsi" + }; + + flash@1 { + status = "okay"; + label = "alt"; + m25p,fast-read; + }; +}; + +&spi1 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_spi1_default>; + + flash@0 { + status = "okay"; + label = "pnor"; + m25p,fast-read; + }; +}; + +&uart1 { + /* Rear RS-232 connector */ + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_txd1_default + &pinctrl_rxd1_default + &pinctrl_nrts1_default + &pinctrl_ndtr1_default + &pinctrl_ndsr1_default + &pinctrl_ncts1_default + &pinctrl_ndcd1_default + &pinctrl_nri1_default>; +}; + +&uart2 { + /* APSS */ + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_txd2_default &pinctrl_rxd2_default>; +}; + +&uart5 { + status = "okay"; +}; + +&lpc_ctrl { + status = "okay"; + memory-region = <&flash_memory>; + flash = <&spi1>; +}; + +&mac0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_rmii1_default>; + use-ncsi; +}; + +&i2c2 { + status = "okay"; + + /* MUX -> + * Samtec 1 + * Samtec 2 + */ +}; + +&i2c3 { + status = "okay"; + + bmp: bmp280@77 { + compatible = "bosch,bmp280"; + reg = <0x77>; + #io-channel-cells = <1>; + }; + + max31785@52 { + compatible = "maxim,max31785a"; + reg = <0x52>; + #address-cells = <1>; + #size-cells = <0>; + }; + + dps: dps310@76 { + compatible = "infineon,dps310"; + reg = <0x76>; + #io-channel-cells = <0>; + }; + + pca0: pca9552@60 { + compatible = "nxp,pca9552"; + reg = <0x60>; + #address-cells = <1>; + #size-cells = <0>; + + gpio-controller; + #gpio-cells = <2>; + + gpio@0 { + reg = <0>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@1 { + reg = <1>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@2 { + reg = <2>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@3 { + reg = <3>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@4 { + reg = <4>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@5 { + reg = <5>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@6 { + reg = <6>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@7 { + reg = <7>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@8 { + reg = <8>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@9 { + reg = <9>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@10 { + reg = <10>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@11 { + reg = <11>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@12 { + reg = <12>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@13 { + reg = <13>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@14 { + reg = <14>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@15 { + reg = <15>; + type = <PCA955X_TYPE_GPIO>; + }; + }; + + power-supply@68 { + compatible = "ibm,cffps1"; + reg = <0x68>; + }; + + power-supply@69 { + compatible = "ibm,cffps1"; + reg = <0x69>; + }; +}; + +&i2c4 { + status = "okay"; + + tmp423a@4c { + compatible = "ti,tmp423"; + reg = <0x4c>; + }; + + ir35221@70 { + compatible = "infineon,ir35221"; + reg = <0x70>; + }; + + ir35221@71 { + compatible = "infineon,ir35221"; + reg = <0x71>; + }; +}; + + +&i2c5 { + status = "okay"; + + tmp423a@4c { + compatible = "ti,tmp423"; + reg = <0x4c>; + }; + + ir35221@70 { + compatible = "infineon,ir35221"; + reg = <0x70>; + }; + + ir35221@71 { + compatible = "infineon,ir35221"; + reg = <0x71>; + }; +}; + +&i2c9 { + status = "okay"; + + tmp275@4a { + compatible = "ti,tmp275"; + reg = <0x4a>; + }; +}; + +&i2c10 { + /* MUX + * -> PCIe Slot 3 + * -> PCIe Slot 4 + */ + status = "okay"; +}; + +&i2c11 { + status = "okay"; + + pca9552: pca9552@60 { + compatible = "nxp,pca9552"; + reg = <0x60>; + #address-cells = <1>; + #size-cells = <0>; + gpio-controller; + #gpio-cells = <2>; + + gpio-line-names = "PS_SMBUS_RESET_N", "APSS_RESET_N", + "GPU0_TH_OVERT_N_BUFF", "GPU1_TH_OVERT_N_BUFF", + "GPU2_TH_OVERT_N_BUFF", "GPU3_TH_OVERT_N_BUFF", + "GPU4_TH_OVERT_N_BUFF", "GPU5_TH_OVERT_N_BUFF", + "GPU0_PWR_GOOD_BUFF", "GPU1_PWR_GOOD_BUFF", + "GPU2_PWR_GOOD_BUFF", "GPU3_PWR_GOOD_BUFF", + "GPU4_PWR_GOOD_BUFF", "GPU5_PWR_GOOD_BUFF", + "12V_BREAKER_FLT_N", "THROTTLE_UNLATCHED_N"; + + gpio@0 { + reg = <0>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@1 { + reg = <1>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@2 { + reg = <2>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@3 { + reg = <3>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@4 { + reg = <4>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@5 { + reg = <5>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@6 { + reg = <6>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@7 { + reg = <7>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@8 { + reg = <8>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@9 { + reg = <9>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@10 { + reg = <10>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@11 { + reg = <11>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@12 { + reg = <12>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@13 { + reg = <13>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@14 { + reg = <14>; + type = <PCA955X_TYPE_GPIO>; + }; + + gpio@15 { + reg = <15>; + type = <PCA955X_TYPE_GPIO>; + }; + }; + + rtc@32 { + compatible = "epson,rx8900"; + reg = <0x32>; + }; + + eeprom@51 { + compatible = "atmel,24c64"; + reg = <0x51>; + }; + + ucd90160@64 { + compatible = "ti,ucd90160"; + reg = <0x64>; + }; +}; + +&i2c12 { + status = "okay"; +}; + +&i2c13 { + status = "okay"; +}; + +&vuart { + status = "okay"; +}; + +&gfx { + status = "okay"; +}; + +&pinctrl { + aspeed,external-nodes = <&gfx &lhc>; +}; + +&wdt1 { + aspeed,reset-type = "none"; + aspeed,external-signal; + aspeed,ext-push-pull; + aspeed,ext-active-high; + + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_wdtrst1_default>; +};
--
2.15.1