2018-12-11 19:40:49

by Vijay Khemka

Subject: [PATCH v3 1/2] ARM: dts: aspeed: Add KCS & lpc ctrl for Facebook

Added kcs device and lpc ctrl device to enable LPC clock in Facebook
Tiogapass device tree.

Signed-off-by: Vijay Khemka <[email protected]>
---
.../dts/aspeed-bmc-facebook-tiogapass.dts | 30 +++++++++++++++++++
1 file changed, 30 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts
index d9d7f208788a..9544fa2c1822 100644
--- a/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-facebook-tiogapass.dts
@@ -21,6 +21,18 @@
memory@80000000 {
reg = <0x80000000 0x20000000>;
};
+
+ reserved-memory {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ flash_memory: region@98000000 {
+ no-map;
+ reg = <0x98000000 0x04000000>; /* 64M */
+ };
+ };
+
iio-hwmon {
compatible = "iio-hwmon";
oemname0 = "MB_P3V3";
@@ -62,6 +74,12 @@
};
};

+&lpc_ctrl {
+ status = "okay";
+ memory-region = <&flash_memory>;
+ flash = <&spi1>;
+};
+
&uart1 {
// Host Console
status = "okay";
@@ -75,6 +93,18 @@
status = "okay";
};

+&kcs2 {
+ // BMC KCS channel 2
+ status = "okay";
+ kcs_addr = <0xca8>;
+};
+
+&kcs3 {
+ // BMC KCS channel 3
+ status = "okay";
+ kcs_addr = <0xca2>;
+};
+
&mac0 {
status = "okay";

--
2.17.1

2018-12-11 19:40:47

by Vijay Khemka

Subject: [PATCH v3 2/2] ARM: dts: aspeed: Add KCS support for LPC BMC

Added kcs device support for lpc BMC.

Signed-off-by: Vijay Khemka <[email protected]>
---
arch/arm/boot/dts/aspeed-g5.dtsi | 33 +++++++++++++++++++++++++++++++-
1 file changed, 32 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index d107459fc0f8..53e6ce4092dd 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -330,8 +330,32 @@
ranges = <0x0 0x1e789000 0x1000>;

lpc_bmc: lpc-bmc@0 {
- compatible = "aspeed,ast2500-lpc-bmc";
+ compatible = "aspeed,ast2500-lpc-bmc, "simple-mfd", "syscon"";
reg = <0x0 0x80>;
+ reg-io-width = <4>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x0 0x80>;
+
+ kcs1: kcs1@0 {
+ compatible = "aspeed,ast2500-kcs-bmc";
+ interrupts = <8>;
+ kcs_chan = <1>;
+ status = "disabled";
+ };
+ kcs2: kcs2@0 {
+ compatible = "aspeed,ast2500-kcs-bmc";
+ interrupts = <8>;
+ kcs_chan = <2>;
+ status = "disabled";
+ };
+ kcs3: kcs3@0 {
+ compatible = "aspeed,ast2500-kcs-bmc";
+ interrupts = <8>;
+ kcs_chan = <3>;
+ status = "disabled";
+ };
};

lpc_host: lpc-host@80 {
@@ -343,6 +367,13 @@
#size-cells = <1>;
ranges = <0x0 0x80 0x1e0>;

+ kcs4: kcs4@0 {
+ compatible = "aspeed,ast2500-kcs-bmc";
+ interrupts = <8>;
+ kcs_chan = <4>;
+ status = "disabled";
+ };
+
lpc_ctrl: lpc-ctrl@0 {
compatible = "aspeed,ast2500-lpc-ctrl";
reg = <0x0 0x80>;
--
2.17.1