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Message-Id: <20250214011556.1891113-1-marshall_zhan@wiwynn.com>
Date: Fri, 14 Feb 2025 09:15:55 +0800
From: MarshallZhan-wiwynn <marshall_zhan@...ynn.com>
To: patrick@...cx.xyz,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Joel Stanley <joel@....id.au>,
Andrew Jeffery <andrew@...econstruct.com.au>
Cc: MarshallZhan-wiwynn <marshall_zhan@...ynn.com>,
devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-aspeed@...ts.ozlabs.org,
linux-kernel@...r.kernel.org
Subject: [PATCH dev 6.6 v3] ARM: dts: aspeed: yosemite4: add I3C config in DTS
Set I3C config in yosemite4 DTS.
Test plan:
Tested pass with aspeed I3C patches and I3C hub driver.
Signed-off-by: MarshallZhan-wiwynn <marshall_zhan@...ynn.com>
---
.../aspeed/aspeed-bmc-facebook-yosemite4.dts | 88 +++++++++++++++++++
1 file changed, 88 insertions(+)
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
index ab4904cf2c0e..3f98e67674d0 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yosemite4.dts
@@ -1317,6 +1317,94 @@ eeprom@50 {
};
};
+&i3c0 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i3c1_default>;
+ i3c-scl-hz = <8000000>;
+ i3c-pp-scl-hi-period-ns = <62>;
+ i3c-pp-scl-lo-period-ns = <63>;
+ i3c-od-scl-hi-period-ns = <380>;
+ i3c-od-scl-lo-period-ns = <620>;
+ sda-tx-hold-ns = <10>;
+
+ mctp-controller;
+ hub@...0 {
+ reg = <0x70 0x3c0 0x00700000>;
+ cp0-ldo-en = "disabled";
+ cp1-ldo-en = "disabled";
+ cp0-ldo-volt = "1.2V";
+ cp1-ldo-volt = "1.2V";
+ tp0145-ldo-en = "disabled";
+ tp2367-ldo-en = "disabled";
+ tp0145-ldo-volt = "1.2V";
+ tp2367-ldo-volt = "1.2V";
+ tp0145-pullup = "2k";
+ tp2367-pullup = "2k";
+
+ target-port@0 {
+ mode = "i3c";
+ pullup = "enabled";
+ };
+ target-port@1 {
+ mode = "i3c";
+ pullup = "enabled";
+ };
+ target-port@2 {
+ mode = "i3c";
+ pullup = "enabled";
+ };
+ target-port@3 {
+ mode = "i3c";
+ pullup = "enabled";
+ };
+ };
+};
+
+&i3c1 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i3c2_default>;
+ i3c-scl-hz = <8000000>;
+ i3c-pp-scl-hi-period-ns = <62>;
+ i3c-pp-scl-lo-period-ns = <63>;
+ i3c-od-scl-hi-period-ns = <380>;
+ i3c-od-scl-lo-period-ns = <620>;
+ sda-tx-hold-ns = <10>;
+
+ mctp-controller;
+ hub@...0 {
+ reg = <0x70 0x3c0 0x00700000>;
+ cp0-ldo-en = "disabled";
+ cp1-ldo-en = "disabled";
+ cp0-ldo-volt = "1.2V";
+ cp1-ldo-volt = "1.2V";
+ tp0145-ldo-en = "disabled";
+ tp2367-ldo-en = "disabled";
+ tp0145-ldo-volt = "1.2V";
+ tp2367-ldo-volt = "1.2V";
+ tp0145-pullup = "2k";
+ tp2367-pullup = "2k";
+
+ target-port@0 {
+ mode = "i3c";
+ pullup = "enabled";
+ };
+ target-port@1 {
+ mode = "i3c";
+ pullup = "enabled";
+ };
+ target-port@2 {
+ mode = "i3c";
+ pullup = "enabled";
+ };
+ target-port@3 {
+ mode = "i3c";
+ pullup = "enabled";
+ };
+ };
+};
+
&adc0 {
status = "okay";
pinctrl-0 = <&pinctrl_adc0_default &pinctrl_adc1_default
--
2.25.1
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