[PATCH v3 15/20] ARM: dts: aspeed: Add Witherspoon BMC machine
Joel Stanley
joel at jms.id.au
Tue Dec 19 19:23:23 PST 2017
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 <bjwyman at gmail.com>
Signed-off-by: Matt Spinler <spinler at us.ibm.com>
Signed-off-by: Brad Bishop <bradleyb at fuzziesquirrel.com>
Signed-off-by: Edward A. James <eajames at us.ibm.com>
Signed-off-by: Cédric Le Goater <clg at kaod.org>
Signed-off-by: Andrew Jeffery <andrew at aj.id.au>
Reviewed-by: Brandon Wyman <bjwyman at gmail.com>
Signed-off-by: Joel Stanley <joel at 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 at 80000000 {
+ reg = <0x80000000 0x20000000>;
+ };
+
+ reserved-memory {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ flash_memory: region at 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 at 0 {
+ status = "okay";
+ label = "bmc";
+ m25p,fast-read;
+#include "openbmc-flash-layout.dtsi"
+ };
+
+ flash at 1 {
+ status = "okay";
+ label = "alt";
+ m25p,fast-read;
+ };
+};
+
+&spi1 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_spi1_default>;
+
+ flash at 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 at 77 {
+ compatible = "bosch,bmp280";
+ reg = <0x77>;
+ #io-channel-cells = <1>;
+ };
+
+ max31785 at 52 {
+ compatible = "maxim,max31785a";
+ reg = <0x52>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ dps: dps310 at 76 {
+ compatible = "infineon,dps310";
+ reg = <0x76>;
+ #io-channel-cells = <0>;
+ };
+
+ pca0: pca9552 at 60 {
+ compatible = "nxp,pca9552";
+ reg = <0x60>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ gpio at 0 {
+ reg = <0>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 1 {
+ reg = <1>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 2 {
+ reg = <2>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 3 {
+ reg = <3>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 4 {
+ reg = <4>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 5 {
+ reg = <5>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 6 {
+ reg = <6>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 7 {
+ reg = <7>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 8 {
+ reg = <8>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 9 {
+ reg = <9>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 10 {
+ reg = <10>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 11 {
+ reg = <11>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 12 {
+ reg = <12>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 13 {
+ reg = <13>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 14 {
+ reg = <14>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 15 {
+ reg = <15>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+ };
+
+ power-supply at 68 {
+ compatible = "ibm,cffps1";
+ reg = <0x68>;
+ };
+
+ power-supply at 69 {
+ compatible = "ibm,cffps1";
+ reg = <0x69>;
+ };
+};
+
+&i2c4 {
+ status = "okay";
+
+ tmp423a at 4c {
+ compatible = "ti,tmp423";
+ reg = <0x4c>;
+ };
+
+ ir35221 at 70 {
+ compatible = "infineon,ir35221";
+ reg = <0x70>;
+ };
+
+ ir35221 at 71 {
+ compatible = "infineon,ir35221";
+ reg = <0x71>;
+ };
+};
+
+
+&i2c5 {
+ status = "okay";
+
+ tmp423a at 4c {
+ compatible = "ti,tmp423";
+ reg = <0x4c>;
+ };
+
+ ir35221 at 70 {
+ compatible = "infineon,ir35221";
+ reg = <0x70>;
+ };
+
+ ir35221 at 71 {
+ compatible = "infineon,ir35221";
+ reg = <0x71>;
+ };
+};
+
+&i2c9 {
+ status = "okay";
+
+ tmp275 at 4a {
+ compatible = "ti,tmp275";
+ reg = <0x4a>;
+ };
+};
+
+&i2c10 {
+ /* MUX
+ * -> PCIe Slot 3
+ * -> PCIe Slot 4
+ */
+ status = "okay";
+};
+
+&i2c11 {
+ status = "okay";
+
+ pca9552: pca9552 at 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 at 0 {
+ reg = <0>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 1 {
+ reg = <1>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 2 {
+ reg = <2>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 3 {
+ reg = <3>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 4 {
+ reg = <4>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 5 {
+ reg = <5>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 6 {
+ reg = <6>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 7 {
+ reg = <7>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 8 {
+ reg = <8>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 9 {
+ reg = <9>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 10 {
+ reg = <10>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 11 {
+ reg = <11>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 12 {
+ reg = <12>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 13 {
+ reg = <13>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 14 {
+ reg = <14>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+
+ gpio at 15 {
+ reg = <15>;
+ type = <PCA955X_TYPE_GPIO>;
+ };
+ };
+
+ rtc at 32 {
+ compatible = "epson,rx8900";
+ reg = <0x32>;
+ };
+
+ eeprom at 51 {
+ compatible = "atmel,24c64";
+ reg = <0x51>;
+ };
+
+ ucd90160 at 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
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