[PATCH 1/4] ARM: dts: aspeed: add dtsi for Facebook AST2500 Network BMCs

Tao Ren
2019-10-21T19:50:25Z

Introduce "facebook-netbmc-ast2500-common.dtsi" which is included by all
Facebook AST2500 Network BMC platforms. The major purpose is to minimize
duplicated device entries cross Facebook Network BMC dts files.

Signed-off-by: Tao Ren <taoren@fb.com>
---
.../dts/facebook-netbmc-ast2500-common.dtsi | 96 +++++++++++++++++++
1 file changed, 96 insertions(+)
create mode 100644 arch/arm/boot/dts/facebook-netbmc-ast2500-common.dtsi

diff --git a/arch/arm/boot/dts/facebook-netbmc-ast2500-common.dtsi b/arch/arm/boot/dts/facebook-netbmc-ast2500-common.dtsi
new file mode 100644
index 000000000000..7a395ba56512
--- /dev/null
+++ b/arch/arm/boot/dts/facebook-netbmc-ast2500-common.dtsi
@@ -0,0 +1,96 @@
+// SPDX-License-Identifier: GPL-2.0+
+// Copyright (c) 2019 Facebook Inc.
+
+#include "aspeed-g5.dtsi"
+
+/ {
+ memory@80000000 {
+ reg = <0x80000000 0x40000000>;
+ };
+};
+
+/*
+ * 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 {
+ status = "disabled";
+};
+
+&uart1 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_txd1_default
+ &pinctrl_rxd1_default>;
+};
+
+&uart3 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_txd3_default
+ &pinctrl_rxd3_default>;
+};
+
+&uart5 {
+ status = "okay";
+};
+
+&fmc {
+ status = "okay";
+
+ fmc_flash0: flash@0 {
+ status = "okay";
+ m25p,fast-read;
+ label = "spi0.0";
+
+#include "facebook-bmc-flash-layout.dtsi"
+ };
+
+ fmc_flash1: flash@1 {
+ status = "okay";
+ m25p,fast-read;
+ label = "spi0.1";
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ flash1@0 {
+ reg = <0x0 0x2000000>;
+ label = "flash1";
+ };
+ };
+ };
+};
+
+&mac1 {
+ status = "okay";
+ no-hw-checksum;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_rgmii2_default &pinctrl_mdio2_default>;
+};
+
+&rtc {
+ status = "okay";
+};
+
+&vhub {
+ status = "okay";
+};
+
+&sdmmc {
+ status = "okay";
+};
+
+&sdhci1 {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sd2_default>;
+};
--
2.17.1