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arm64: xilinx: Add i2c mux idle disconnect property

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Add i2c-mux-idle-disconnect property to an i2c mux node.
It is used to configure an i2c mux to disconnect all
its channels when idle.

Signed-off-by: Padmarao Begari <padmarao.begari@amd.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/d75f31d72cadf6d98c0faa51239bf2b239797d2d.1756803198.git.michal.simek@amd.com
This commit is contained in:
Padmarao Begari
2025-10-09 09:07:04 +02:00
committed by Michal Simek
parent 4640051cdf
commit 5b13a280b4
5 changed files with 7 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
arch/arm/dts/zynqmp-sc-vek280-revA.dtso
+1
View File
@@ -43,6 +43,7 @@
#address-cells = <1>;
#size-cells = <0>;
reg = <0x74>;
i2c-mux-idle-disconnect;
/* reset-gpios = <&gpio SYSCTLR_IIC_MUX0_RESET_B GPIO_ACTIVE_HIGH>; */
pmbus_i2c: i2c@0 {
#address-cells = <1>;
arch/arm/dts/zynqmp-sc-vhk158-revA.dtso
+2
View File
@@ -44,6 +44,7 @@
#address-cells = <1>;
#size-cells = <0>;
reg = <0x74>;
i2c-mux-idle-disconnect;
/* reset-gpios = <&gpio SYSCTLR_IIC_MUX0_RESET_B GPIO_ACTIVE_HIGH>; */
pmbus_i2c: i2c@0 {
#address-cells = <1>;
@@ -269,6 +270,7 @@
#address-cells = <1>;
#size-cells = <0>;
reg = <0x74>;
i2c-mux-idle-disconnect;
/* reset-gpios = <&gpio SYSCTLR_IIC_MUX1_RESET_B GPIO_ACTIVE_HIGH>; */
ddr4_dimm0: i2c@0 { /* wired but NC */
#address-cells = <1>;
arch/arm/dts/zynqmp-sc-vpk120-revB.dtso
+2
View File
@@ -38,6 +38,7 @@
#address-cells = <1>;
#size-cells = <0>;
reg = <0x74>;
i2c-mux-idle-disconnect;
/* reset-gpios = <&gpio SYSCTLR_IIC_MUX0_RESET_B GPIO_ACTIVE_HIGH>; */
pmbus_i2c: i2c@0 {
#address-cells = <1>;
@@ -232,6 +233,7 @@
#address-cells = <1>;
#size-cells = <0>;
reg = <0x74>;
i2c-mux-idle-disconnect;
/* reset-gpios = <&gpio SYSCTLR_IIC_MUX1_RESET_B GPIO_ACTIVE_HIGH>; */
ref_clk_i2c: i2c@0 {
#address-cells = <1>;
arch/arm/dts/zynqmp-sc-vpk180-revA.dtso
+1
View File
@@ -44,6 +44,7 @@
#address-cells = <1>;
#size-cells = <0>;
reg = <0x74>;
i2c-mux-idle-disconnect;
/* reset-gpios = <&gpio SYSCTLR_IIC_MUX0_RESET_B GPIO_ACTIVE_HIGH>; */
pmbus_i2c: i2c@0 {
#address-cells = <1>;
arch/arm/dts/zynqmp-sc-vpk180-revB.dtso
+1
View File
@@ -44,6 +44,7 @@
#address-cells = <1>;
#size-cells = <0>;
reg = <0x74>;
i2c-mux-idle-disconnect;
/* reset-gpios = <&gpio SYSCTLR_IIC_MUX0_RESET_B GPIO_ACTIVE_HIGH>; */
pmbus_i2c: i2c@0 {
#address-cells = <1>;