[RFC PATCH 08/11] arm64: tegra: I2C interface timings

Krishna Yarlagadda
2024-05-06T22:53:13Z

Set I2C interface timing registers through config settings for
Tegra234 chip and P3701 board.

Signed-off-by: Krishna Yarlagadda <kyarlagadda@nvidia.com>
---
MAINTAINERS | 1 +
arch/arm64/boot/dts/nvidia/tegra234-cfg.dtsi | 446 ++++++++++++++++++
.../dts/nvidia/tegra234-p3701-0000-cfg.dtsi | 123 +++++
.../boot/dts/nvidia/tegra234-p3701-0000.dtsi | 1 +
4 files changed, 571 insertions(+)
create mode 100644 arch/arm64/boot/dts/nvidia/tegra234-cfg.dtsi
create mode 100644 arch/arm64/boot/dts/nvidia/tegra234-p3701-0000-cfg.dtsi

diff --git a/MAINTAINERS b/MAINTAINERS
index a8c0cfd1d5a6..27ca5bd9203e 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -21996,6 +21996,7 @@ M: Thierry Reding <thierry.reding@gmail.com>
R: Laxman Dewangan <ldewangan@nvidia.com>
R: Krishna Yarlagadda <kyarlagadda@nvidia.com>
S: Supported
+F: arch/arm64/boot/dts/nvidia/tegra234*cfg.dtsi
F: Documentation/devicetree/bindings/misc/nvidia,tegra-config-settings.yaml
F: Documentation/misc-devices/tegra-cfg.rst
F: drivers/soc/tegra/tegra-cfg.c
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-cfg.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-cfg.dtsi
new file mode 100644
index 000000000000..832538e45797
--- /dev/null
+++ b/arch/arm64/boot/dts/nvidia/tegra234-cfg.dtsi
@@ -0,0 +1,446 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+/ {
+ bus@0 {
+ i2c@3160000 {
+ config {
+
+ common {
+ nvidia,i2c-hs-sclk-high-period = <0x03>;
+ nvidia,i2c-hs-sclk-low-period = <0x08>;
+ };
+
+ fast {
+ nvidia,i2c-clk-divisor-fs-mode = <0x3c>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ fastplus {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ high {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-clk-divisor-hs-mode = <0x02>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ nvidia,i2c-hs-stop-setup-time = <0x09>;
+ nvidia,i2c-hs-start-hold-time = <0x09>;
+ nvidia,i2c-hs-start-setup-time = <0x09>;
+ };
+
+ standard {
+ nvidia,i2c-clk-divisor-fs-mode = <0x4f>;
+ nvidia,i2c-sclk-high-period = <0x07>;
+ nvidia,i2c-sclk-low-period = <0x08>;
+ nvidia,i2c-bus-free-time = <0x08>;
+ nvidia,i2c-stop-setup-time = <0x08>;
+ nvidia,i2c-start-hold-time = <0x08>;
+ nvidia,i2c-start-setup-time = <0x08>;
+ };
+
+ };
+ };
+
+ i2c@3180000 {
+ config {
+
+ common {
+ nvidia,i2c-hs-sclk-high-period = <0x03>;
+ nvidia,i2c-hs-sclk-low-period = <0x08>;
+ };
+
+ fast {
+ nvidia,i2c-clk-divisor-fs-mode = <0x3c>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ fastplus {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ high {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-clk-divisor-hs-mode = <0x02>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ nvidia,i2c-hs-stop-setup-time = <0x09>;
+ nvidia,i2c-hs-start-hold-time = <0x09>;
+ nvidia,i2c-hs-start-setup-time = <0x09>;
+ };
+
+ standard {
+ nvidia,i2c-clk-divisor-fs-mode = <0x4f>;
+ nvidia,i2c-sclk-high-period = <0x07>;
+ nvidia,i2c-sclk-low-period = <0x08>;
+ nvidia,i2c-bus-free-time = <0x08>;
+ nvidia,i2c-stop-setup-time = <0x08>;
+ nvidia,i2c-start-hold-time = <0x08>;
+ nvidia,i2c-start-setup-time = <0x08>;
+ };
+
+ };
+ };
+
+ i2c@3190000 {
+ config {
+
+ common {
+ nvidia,i2c-hs-sclk-high-period = <0x03>;
+ nvidia,i2c-hs-sclk-low-period = <0x08>;
+ };
+
+ fast {
+ nvidia,i2c-clk-divisor-fs-mode = <0x3c>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ fastplus {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ high {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-clk-divisor-hs-mode = <0x02>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ nvidia,i2c-hs-stop-setup-time = <0x09>;
+ nvidia,i2c-hs-start-hold-time = <0x09>;
+ nvidia,i2c-hs-start-setup-time = <0x09>;
+ };
+
+ standard {
+ nvidia,i2c-clk-divisor-fs-mode = <0x4f>;
+ nvidia,i2c-sclk-high-period = <0x07>;
+ nvidia,i2c-sclk-low-period = <0x08>;
+ nvidia,i2c-bus-free-time = <0x08>;
+ nvidia,i2c-stop-setup-time = <0x08>;
+ nvidia,i2c-start-hold-time = <0x08>;
+ nvidia,i2c-start-setup-time = <0x08>;
+ };
+
+ };
+ };
+
+ i2c@31b0000 {
+ config {
+
+ common {
+ nvidia,i2c-hs-sclk-high-period = <0x03>;
+ nvidia,i2c-hs-sclk-low-period = <0x08>;
+ };
+
+ fast {
+ nvidia,i2c-clk-divisor-fs-mode = <0x3c>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ fastplus {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ high {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-clk-divisor-hs-mode = <0x02>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ nvidia,i2c-hs-stop-setup-time = <0x09>;
+ nvidia,i2c-hs-start-hold-time = <0x09>;
+ nvidia,i2c-hs-start-setup-time = <0x09>;
+ };
+
+ standard {
+ nvidia,i2c-clk-divisor-fs-mode = <0x4f>;
+ nvidia,i2c-sclk-high-period = <0x07>;
+ nvidia,i2c-sclk-low-period = <0x08>;
+ nvidia,i2c-bus-free-time = <0x08>;
+ nvidia,i2c-stop-setup-time = <0x08>;
+ nvidia,i2c-start-hold-time = <0x08>;
+ nvidia,i2c-start-setup-time = <0x08>;
+ };
+
+ };
+ };
+
+ i2c@31c0000 {
+ config {
+
+ common {
+ nvidia,i2c-hs-sclk-high-period = <0x03>;
+ nvidia,i2c-hs-sclk-low-period = <0x08>;
+ };
+
+ fast {
+ nvidia,i2c-clk-divisor-fs-mode = <0x3c>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ fastplus {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ high {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-clk-divisor-hs-mode = <0x02>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ nvidia,i2c-hs-stop-setup-time = <0x09>;
+ nvidia,i2c-hs-start-hold-time = <0x09>;
+ nvidia,i2c-hs-start-setup-time = <0x09>;
+ };
+
+ standard {
+ nvidia,i2c-clk-divisor-fs-mode = <0x4f>;
+ nvidia,i2c-sclk-high-period = <0x07>;
+ nvidia,i2c-sclk-low-period = <0x08>;
+ nvidia,i2c-bus-free-time = <0x08>;
+ nvidia,i2c-stop-setup-time = <0x08>;
+ nvidia,i2c-start-hold-time = <0x08>;
+ nvidia,i2c-start-setup-time = <0x08>;
+ };
+
+ };
+ };
+
+ i2c@31e0000 {
+ config {
+
+ common {
+ nvidia,i2c-hs-sclk-high-period = <0x03>;
+ nvidia,i2c-hs-sclk-low-period = <0x08>;
+ };
+
+ fast {
+ nvidia,i2c-clk-divisor-fs-mode = <0x3c>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ fastplus {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ high {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-clk-divisor-hs-mode = <0x02>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ nvidia,i2c-hs-stop-setup-time = <0x09>;
+ nvidia,i2c-hs-start-hold-time = <0x09>;
+ nvidia,i2c-hs-start-setup-time = <0x09>;
+ };
+
+ standard {
+ nvidia,i2c-clk-divisor-fs-mode = <0x4f>;
+ nvidia,i2c-sclk-high-period = <0x07>;
+ nvidia,i2c-sclk-low-period = <0x08>;
+ nvidia,i2c-bus-free-time = <0x08>;
+ nvidia,i2c-stop-setup-time = <0x08>;
+ nvidia,i2c-start-hold-time = <0x08>;
+ nvidia,i2c-start-setup-time = <0x08>;
+ };
+
+ };
+ };
+
+ i2c@c240000 {
+ config {
+
+ common {
+ nvidia,i2c-hs-sclk-high-period = <0x03>;
+ nvidia,i2c-hs-sclk-low-period = <0x08>;
+ };
+
+ fast {
+ nvidia,i2c-clk-divisor-fs-mode = <0x3c>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ fastplus {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ high {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-clk-divisor-hs-mode = <0x02>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ nvidia,i2c-hs-stop-setup-time = <0x09>;
+ nvidia,i2c-hs-start-hold-time = <0x09>;
+ nvidia,i2c-hs-start-setup-time = <0x09>;
+ };
+
+ standard {
+ nvidia,i2c-clk-divisor-fs-mode = <0x4f>;
+ nvidia,i2c-sclk-high-period = <0x07>;
+ nvidia,i2c-sclk-low-period = <0x08>;
+ nvidia,i2c-bus-free-time = <0x08>;
+ nvidia,i2c-stop-setup-time = <0x08>;
+ nvidia,i2c-start-hold-time = <0x08>;
+ nvidia,i2c-start-setup-time = <0x08>;
+ };
+
+ };
+ };
+
+ i2c@c250000 {
+ config {
+
+ common {
+ nvidia,i2c-hs-sclk-high-period = <0x03>;
+ nvidia,i2c-hs-sclk-low-period = <0x08>;
+ };
+
+ fast {
+ nvidia,i2c-clk-divisor-fs-mode = <0x3c>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ fastplus {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+
+ high {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-clk-divisor-hs-mode = <0x02>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ nvidia,i2c-hs-stop-setup-time = <0x09>;
+ nvidia,i2c-hs-start-hold-time = <0x09>;
+ nvidia,i2c-hs-start-setup-time = <0x09>;
+ };
+
+ standard {
+ nvidia,i2c-clk-divisor-fs-mode = <0x4f>;
+ nvidia,i2c-sclk-high-period = <0x07>;
+ nvidia,i2c-sclk-low-period = <0x08>;
+ nvidia,i2c-bus-free-time = <0x08>;
+ nvidia,i2c-stop-setup-time = <0x08>;
+ nvidia,i2c-start-hold-time = <0x08>;
+ nvidia,i2c-start-setup-time = <0x08>;
+ };
+
+ };
+ };
+
+ };
+};
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000-cfg.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000-cfg.dtsi
new file mode 100644
index 000000000000..3eb13c06d34d
--- /dev/null
+++ b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000-cfg.dtsi
@@ -0,0 +1,123 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+#include "tegra234-cfg.dtsi"
+
+/ {
+ bus@0 {
+ i2c@3160000 {
+ config {
+ fast {
+ nvidia,i2c-clk-divisor-fs-mode = <0x3c>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+ fastplus {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+ };
+ };
+
+ i2c@3180000 {
+ config {
+ fastplus {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+ standard {
+ nvidia,i2c-clk-divisor-fs-mode = <0x4f>;
+ nvidia,i2c-sclk-high-period = <0x07>;
+ nvidia,i2c-sclk-low-period = <0x08>;
+ nvidia,i2c-bus-free-time = <0x08>;
+ nvidia,i2c-stop-setup-time = <0x08>;
+ nvidia,i2c-start-hold-time = <0x08>;
+ nvidia,i2c-start-setup-time = <0x08>;
+ };
+ };
+ };
+
+ i2c@3190000 {
+ config {
+ fast {
+ nvidia,i2c-clk-divisor-fs-mode = <0x3c>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+ };
+ };
+
+ i2c@31c0000 {
+ config {
+ fast {
+ nvidia,i2c-clk-divisor-fs-mode = <0x3c>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+ };
+ };
+
+ i2c@31e0000 {
+ config {
+ fast {
+ nvidia,i2c-clk-divisor-fs-mode = <0x3c>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+ };
+ };
+
+ i2c@c240000 {
+ config {
+ fastplus {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+ };
+ };
+
+ i2c@c250000 {
+ config {
+ fastplus {
+ nvidia,i2c-clk-divisor-fs-mode = <0x16>;
+ nvidia,i2c-sclk-high-period = <0x02>;
+ nvidia,i2c-sclk-low-period = <0x02>;
+ nvidia,i2c-bus-free-time = <0x02>;
+ nvidia,i2c-stop-setup-time = <0x02>;
+ nvidia,i2c-start-hold-time = <0x02>;
+ nvidia,i2c-start-setup-time = <0x02>;
+ };
+ };
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi
index cb792041fc62..71506c51a5ea 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi
@@ -2,6 +2,7 @@

#include "tegra234.dtsi"
#include "tegra234-p3701.dtsi"
+#include "tegra234-p3701-0000-cfg.dtsi"

/ {
model = "NVIDIA Jetson AGX Orin";
--
2.43.2