From: nick.hawkins@hpe.com
To: verdun@hpe.com, nick.hawkins@hpe.com, robh+dt@kernel.org,
krzysztof.kozlowski+dt@linaro.org, joel@jms.id.au,
linux@armlinux.org.uk, linux-i2c@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 3/5] ARM: dts: hpe: Add I2C Topology
Date: Fri, 20 Jan 2023 13:01:57 -0600 [thread overview]
Message-ID: <20230120190159.23459-4-nick.hawkins@hpe.com> (raw)
In-Reply-To: <20230120190159.23459-1-nick.hawkins@hpe.com>
From: Nick Hawkins <nick.hawkins@hpe.com>
Add 9 I2C Engines, 2 MUXs, and a EEPROM to the device tree.
Signed-off-by: Nick Hawkins <nick.hawkins@hpe.com>
---
v3:
*No change
v2:
*Made i2cX a generic node name i2c in the dts
*Added status field to dtsi and dts for i2c bus
---
arch/arm/boot/dts/hpe-bmc-dl360gen10.dts | 109 ++++++++++++++++++++
arch/arm/boot/dts/hpe-gxp.dtsi | 125 +++++++++++++++++++++++
2 files changed, 234 insertions(+)
diff --git a/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts b/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts
index 3a7382ce40ef..1f2547fe9ae3 100644
--- a/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts
+++ b/arch/arm/boot/dts/hpe-bmc-dl360gen10.dts
@@ -23,4 +23,113 @@
device_type = "memory";
reg = <0x40000000 0x20000000>;
};
+
+ i2cmux@4 {
+ compatible = "i2c-mux-reg";
+ i2c-parent = <&i2c4>;
+ reg = <0xd1000074 0x1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ i2c@1 {
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ i2c@3 {
+ reg = <3>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ i2c@4 {
+ reg = <4>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+
+ i2cmux@6 {
+ compatible = "i2c-mux-reg";
+ i2c-parent = <&i2c6>;
+ reg = <0xd1000076 0x1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ i2c@1 {
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ i2c@2 {
+ reg = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ i2c@3 {
+ reg = <3>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ i2c@4 {
+ reg = <4>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ i2c@5 {
+ reg = <5>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+};
+
+&i2c0 {
+ status = "okay";
+};
+
+&i2c1 {
+ status = "okay";
+};
+
+&i2c2 {
+ status = "okay";
+ eeprom@50 {
+ compatible = "atmel,24c02";
+ pagesize = <8>;
+ reg = <0x50>;
+ };
+};
+
+&i2c3 {
+ status = "okay";
+};
+
+&i2c4 {
+ status = "okay";
+};
+
+&i2c5 {
+ status = "okay";
+};
+
+&i2c6 {
+ status = "okay";
+};
+
+&i2c7 {
+ status = "okay";
+};
+
+&i2c8 {
+ status = "okay";
+};
+
+&i2c9 {
+ status = "okay";
};
diff --git a/arch/arm/boot/dts/hpe-gxp.dtsi b/arch/arm/boot/dts/hpe-gxp.dtsi
index cf735b3c4f35..3bc071149bae 100644
--- a/arch/arm/boot/dts/hpe-gxp.dtsi
+++ b/arch/arm/boot/dts/hpe-gxp.dtsi
@@ -122,6 +122,131 @@
interrupts = <6>;
interrupt-parent = <&vic0>;
};
+
+ sysreg_system_controller: syscon@f8 {
+ compatible = "hpe,gxp-sysreg", "syscon";
+ reg = <0xf8 0x8>;
+ };
+
+ i2c0: i2c@2000 {
+ compatible = "hpe,gxp-i2c";
+ reg = <0x2000 0x70>;
+ interrupts = <9>;
+ interrupt-parent = <&vic0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ hpe,sysreg = <&sysreg_system_controller>;
+ clock-frequency = <100000>;
+ };
+
+ i2c1: i2c@2100 {
+ compatible = "hpe,gxp-i2c";
+ reg = <0x2100 0x70>;
+ interrupts = <9>;
+ interrupt-parent = <&vic0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ hpe,sysreg = <&sysreg_system_controller>;
+ clock-frequency = <100000>;
+ };
+
+ i2c2: i2c@2200 {
+ compatible = "hpe,gxp-i2c";
+ reg = <0x2200 0x70>;
+ interrupts = <9>;
+ interrupt-parent = <&vic0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ hpe,sysreg = <&sysreg_system_controller>;
+ clock-frequency = <100000>;
+ };
+
+ i2c3: i2c@2300 {
+ compatible = "hpe,gxp-i2c";
+ reg = <0x2300 0x70>;
+ interrupts = <9>;
+ interrupt-parent = <&vic0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ hpe,sysreg = <&sysreg_system_controller>;
+ clock-frequency = <100000>;
+ };
+
+ i2c4: i2c@2400 {
+ compatible = "hpe,gxp-i2c";
+ reg = <0x2400 0x70>;
+ interrupts = <9>;
+ interrupt-parent = <&vic0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ hpe,sysreg = <&sysreg_system_controller>;
+ clock-frequency = <100000>;
+ };
+
+ i2c5: i2c@2500 {
+ compatible = "hpe,gxp-i2c";
+ reg = <0x2500 0x70>;
+ interrupts = <9>;
+ interrupt-parent = <&vic0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ hpe,sysreg = <&sysreg_system_controller>;
+ clock-frequency = <100000>;
+ };
+
+ i2c6: i2c@2600 {
+ compatible = "hpe,gxp-i2c";
+ reg = <0x2600 0x70>;
+ interrupts = <9>;
+ interrupt-parent = <&vic0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ hpe,sysreg = <&sysreg_system_controller>;
+ clock-frequency = <100000>;
+ };
+
+ i2c7: i2c@2700 {
+ compatible = "hpe,gxp-i2c";
+ reg = <0x2700 0x70>;
+ interrupts = <9>;
+ interrupt-parent = <&vic0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ hpe,sysreg = <&sysreg_system_controller>;
+ clock-frequency = <100000>;
+ };
+
+ i2c8: i2c@2800 {
+ compatible = "hpe,gxp-i2c";
+ reg = <0x2800 0x70>;
+ interrupts = <9>;
+ interrupt-parent = <&vic0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ hpe,sysreg = <&sysreg_system_controller>;
+ clock-frequency = <100000>;
+ };
+
+ i2c9: i2c@2900 {
+ compatible = "hpe,gxp-i2c";
+ reg = <0x2900 0x70>;
+ interrupts = <9>;
+ interrupt-parent = <&vic0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ hpe,sysreg = <&sysreg_system_controller>;
+ clock-frequency = <100000>;
+ };
};
};
};
--
2.17.1
next prev parent reply other threads:[~2023-01-20 19:04 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-20 19:01 [PATCH v3 0/5] ARM: Add GXP I2C Support nick.hawkins
2023-01-20 19:01 ` [PATCH v3 1/5] i2c: hpe: Add GXP SoC I2C Controller nick.hawkins
2023-01-20 23:02 ` kernel test robot
2023-01-23 5:11 ` Joel Stanley
2023-01-23 15:41 ` Hawkins, Nick
2023-01-20 19:01 ` [PATCH v3 2/5] dt-bindings: i2c: Add hpe,gxp-i2c nick.hawkins
2023-01-22 14:02 ` Krzysztof Kozlowski
2023-01-23 20:05 ` Hawkins, Nick
2023-01-20 19:01 ` nick.hawkins [this message]
2023-01-20 19:01 ` [PATCH v3 4/5] ARM: multi_v7_defconfig: add gxp i2c module nick.hawkins
2023-01-20 19:01 ` [PATCH v3 5/5] MAINTAINERS: Add HPE GXP I2C Support nick.hawkins
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20230120190159.23459-4-nick.hawkins@hpe.com \
--to=nick.hawkins@hpe.com \
--cc=devicetree@vger.kernel.org \
--cc=joel@jms.id.au \
--cc=krzysztof.kozlowski+dt@linaro.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-i2c@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux@armlinux.org.uk \
--cc=robh+dt@kernel.org \
--cc=verdun@hpe.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).