[PATCH 2/4] ARM: dts: aspeed: cmm: include dtsi for common network BMC devices

Tao Ren taoren at fb.com
Tue Oct 22 06:48:18 AEDT 2019


The patch simplifies CMM device tree by including dtsi to define devices
which are common to Facebook AST2500 Network BMC platforms.

Below is the summary of changes comparing with previous dts version:
  - enabling the second firmware flash.
  - enabling the emmc device in slot #0.

Signed-off-by: Tao Ren <taoren at fb.com>
---
 arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts | 66 +++++--------------
 1 file changed, 16 insertions(+), 50 deletions(-)

diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts
index d519d307aa2a..0a031132594a 100644
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-cmm.dts
@@ -2,7 +2,7 @@
 // Copyright (c) 2018 Facebook Inc.
 /dts-v1/;
 
-#include "aspeed-g5.dtsi"
+#include "facebook-netbmc-ast2500-common.dtsi"
 
 / {
 	model = "Facebook Backpack CMM BMC";
@@ -53,10 +53,6 @@
 		bootargs = "console=ttyS1,9600n8 root=/dev/ram rw earlyprintk";
 	};
 
-	memory at 80000000 {
-		reg = <0x80000000 0x20000000>;
-	};
-
 	ast-adc-hwmon {
 		compatible = "iio-hwmon";
 		io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
@@ -64,39 +60,7 @@
 	};
 };
 
-&pinctrl {
-	aspeed,external-nodes = <&gfx &lhc>;
-};
-
-/*
- * Update reset type to "system" (full chip) to fix warm reboot hang issue
- * when reset type is set to default ("soc", gated by reset mask registers).
- */
-&wdt1 {
-	status = "okay";
-	aspeed,reset-type = "system";
-};
-
-/*
- * wdt2 is not used by Backpack CMM.
- */
-&wdt2 {
-	status = "disabled";
-};
-
-&fmc {
-	status = "okay";
-	flash at 0 {
-		status = "okay";
-		m25p,fast-read;
-		label = "bmc";
-#include "facebook-bmc-flash-layout.dtsi"
-	};
-};
-
 &uart1 {
-	status = "okay";
-	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_txd1_default
 		     &pinctrl_rxd1_default
 		     &pinctrl_ncts1_default
@@ -107,8 +71,6 @@
 };
 
 &uart3 {
-	status = "okay";
-	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_txd3_default
 		     &pinctrl_rxd3_default
 		     &pinctrl_ncts3_default
@@ -123,17 +85,6 @@
 		     &pinctrl_rxd4_default>;
 };
 
-&uart5 {
-	status = "okay";
-};
-
-&mac1 {
-	status = "okay";
-	no-hw-checksum;
-	pinctrl-names = "default";
-	pinctrl-0 = <&pinctrl_rgmii2_default &pinctrl_mdio2_default>;
-};
-
 /*
  * I2C bus reserved for communication with COM-E.
  */
@@ -380,3 +331,18 @@
 &ehci1 {
 	status = "okay";
 };
+
+&vhub {
+	status = "disabled";
+};
+
+&sdhci0 {
+	status = "okay";
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_sd1_default>;
+};
+
+&sdhci1 {
+	status = "disabled";
+};
-- 
2.17.1



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