* [PATCH 1/2] arm64: tegra: Populate address/size cells for Tegra234 I2C
@ 2023-01-06 16:03 Jon Hunter
2023-01-06 16:03 ` [PATCH 2/2] arm64: tegra: Populate Jetson AGX Orin EEPROMs Jon Hunter
0 siblings, 1 reply; 2+ messages in thread
From: Jon Hunter @ 2023-01-06 16:03 UTC (permalink / raw)
To: Rob Herring, Krzysztof Kozlowski, Thierry Reding
Cc: devicetree, linux-tegra, Jon Hunter
Populate the address and size cells properties for the I2C devices on
Tegra234.
Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
---
arch/arm64/boot/dts/nvidia/tegra234.dtsi | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra234.dtsi b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
index e46451dfdb2e..7b45120f9f29 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234.dtsi
@@ -787,6 +787,8 @@ gen1_i2c: i2c@3160000 {
reg = <0x3160000 0x100>;
status = "disabled";
interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
clock-frequency = <400000>;
clocks = <&bpmp TEGRA234_CLK_I2C1
&bpmp TEGRA234_CLK_PLLP_OUT0>;
@@ -805,6 +807,8 @@ cam_i2c: i2c@3180000 {
compatible = "nvidia,tegra194-i2c";
reg = <0x3180000 0x100>;
interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
status = "disabled";
clock-frequency = <400000>;
clocks = <&bpmp TEGRA234_CLK_I2C3
@@ -824,6 +828,8 @@ dp_aux_ch1_i2c: i2c@3190000 {
compatible = "nvidia,tegra194-i2c";
reg = <0x3190000 0x100>;
interrupts = <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
status = "disabled";
clock-frequency = <100000>;
clocks = <&bpmp TEGRA234_CLK_I2C4
@@ -843,6 +849,8 @@ dp_aux_ch0_i2c: i2c@31b0000 {
compatible = "nvidia,tegra194-i2c";
reg = <0x31b0000 0x100>;
interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
status = "disabled";
clock-frequency = <100000>;
clocks = <&bpmp TEGRA234_CLK_I2C6
@@ -862,6 +870,8 @@ dp_aux_ch2_i2c: i2c@31c0000 {
compatible = "nvidia,tegra194-i2c";
reg = <0x31c0000 0x100>;
interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
status = "disabled";
clock-frequency = <100000>;
clocks = <&bpmp TEGRA234_CLK_I2C7
@@ -888,6 +898,8 @@ dp_aux_ch3_i2c: i2c@31e0000 {
compatible = "nvidia,tegra194-i2c";
reg = <0x31e0000 0x100>;
interrupts = <GIC_SPI 33 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
status = "disabled";
clock-frequency = <100000>;
clocks = <&bpmp TEGRA234_CLK_I2C9
@@ -1918,6 +1930,8 @@ gen8_i2c: i2c@c250000 {
compatible = "nvidia,tegra194-i2c";
reg = <0xc250000 0x100>;
interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
status = "disabled";
clock-frequency = <400000>;
clocks = <&bpmp TEGRA234_CLK_I2C8
--
2.25.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH 2/2] arm64: tegra: Populate Jetson AGX Orin EEPROMs
2023-01-06 16:03 [PATCH 1/2] arm64: tegra: Populate address/size cells for Tegra234 I2C Jon Hunter
@ 2023-01-06 16:03 ` Jon Hunter
0 siblings, 0 replies; 2+ messages in thread
From: Jon Hunter @ 2023-01-06 16:03 UTC (permalink / raw)
To: Rob Herring, Krzysztof Kozlowski, Thierry Reding
Cc: devicetree, linux-tegra, Jon Hunter
Populate the module and system EEPROMs on the Jetson AGX Orin platform.
Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
---
.../boot/dts/nvidia/tegra234-p3701-0000.dtsi | 24 +++++++++++++++++++
.../boot/dts/nvidia/tegra234-p3737-0000.dtsi | 24 +++++++++++++++++++
2 files changed, 48 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi
index 61b7ce40f898..e78905e23b8f 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi
@@ -6,6 +6,14 @@ / {
model = "NVIDIA Jetson AGX Orin";
compatible = "nvidia,p3701-0000", "nvidia,tegra234";
+ vdd_1v8_hs: regulator-vdd-1v8-hs {
+ compatible = "regulator-fixed";
+ regulator-name = "VDD_1V8_HS";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+
vdd_1v8_ls: regulator-vdd-1v8-ls {
compatible = "regulator-fixed";
regulator-name = "VDD_1V8_LS";
@@ -42,6 +50,22 @@ vdd_12v_pcie: regulator-vdd-12v-pcie {
};
bus@0 {
+ i2c@3160000 {
+ status = "okay";
+
+ eeprom@50 {
+ compatible = "atmel,24c02";
+ reg = <0x50>;
+
+ label = "module";
+ vcc-supply = <&vdd_1v8_hs>;
+ address-width = <8>;
+ pagesize = <8>;
+ size = <256>;
+ read-only;
+ };
+ };
+
spi@3270000 {
status = "okay";
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
index e76894574d32..dc6667191bd2 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi
@@ -3,7 +3,31 @@
/ {
compatible = "nvidia,p3737-0000";
+ vdd_1v8_sys: regulator-vdd-1v8-sys {
+ compatible = "regulator-fixed";
+ regulator-name = "VDD_1V8_SYS";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+ };
+
bus@0 {
+ i2c@3160000 {
+ status = "okay";
+
+ eeprom@56 {
+ compatible = "atmel,24c02";
+ reg = <0x56>;
+
+ label = "system";
+ vcc-supply = <&vdd_1v8_sys>;
+ address-width = <8>;
+ pagesize = <8>;
+ size = <256>;
+ read-only;
+ };
+ };
+
pwm@3280000 {
status = "okay";
};
--
2.25.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
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2023-01-06 16:03 ` [PATCH 2/2] arm64: tegra: Populate Jetson AGX Orin EEPROMs Jon Hunter
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