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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /Documentation/devicetree/bindings/soc/tegra
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/soc/tegra')
-rw-r--r--Documentation/devicetree/bindings/soc/tegra/nvidia,nvec.yaml84
-rw-r--r--Documentation/devicetree/bindings/soc/tegra/nvidia,tegra20-ahb.yaml40
-rw-r--r--Documentation/devicetree/bindings/soc/tegra/nvidia,tegra20-flowctrl.yaml41
3 files changed, 165 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/soc/tegra/nvidia,nvec.yaml b/Documentation/devicetree/bindings/soc/tegra/nvidia,nvec.yaml
new file mode 100644
index 0000000000..d5261ce3a6
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/tegra/nvidia,nvec.yaml
@@ -0,0 +1,84 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/tegra/nvidia,nvec.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NVIDIA compliant embedded controller
+
+maintainers:
+ - Thierry Reding <thierry.reding@gmail.com>
+ - Jon Hunter <jonathanh@nvidia.com>
+
+properties:
+ compatible:
+ const: nvidia,nvec
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ minItems: 1
+ items:
+ - description: divider clock
+ - description: fast clock
+
+ clock-names:
+ minItems: 1
+ items:
+ - const: div-clk
+ - const: fast-clk
+
+ resets:
+ items:
+ - description: module reset
+
+ reset-names:
+ items:
+ - const: i2c
+
+ clock-frequency: true
+
+ request-gpios:
+ description: phandle to the GPIO used for EC request
+
+ slave-addr:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: I2C address of the slave controller
+
+additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - clock-names
+ - resets
+ - reset-names
+ - clock-frequency
+ - request-gpios
+ - slave-addr
+
+examples:
+ - |
+ #include <dt-bindings/clock/tegra20-car.h>
+ #include <dt-bindings/gpio/tegra-gpio.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+ i2c@7000c500 {
+ compatible = "nvidia,nvec";
+ reg = <0x7000c500 0x100>;
+ interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>;
+ clock-frequency = <80000>;
+ request-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_HIGH>;
+ slave-addr = <138>;
+ clocks = <&tegra_car TEGRA20_CLK_I2C3>,
+ <&tegra_car TEGRA20_CLK_PLL_P_OUT3>;
+ clock-names = "div-clk", "fast-clk";
+ resets = <&tegra_car 67>;
+ reset-names = "i2c";
+ };
diff --git a/Documentation/devicetree/bindings/soc/tegra/nvidia,tegra20-ahb.yaml b/Documentation/devicetree/bindings/soc/tegra/nvidia,tegra20-ahb.yaml
new file mode 100644
index 0000000000..2f7269a26b
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/tegra/nvidia,tegra20-ahb.yaml
@@ -0,0 +1,40 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/tegra/nvidia,tegra20-ahb.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+maintainers:
+ - Thierry Reding <thierry.reding@gmail.com>
+ - Jon Hunter <jonathanh@nvidia.com>
+
+title: NVIDIA Tegra AHB
+
+properties:
+ compatible:
+ oneOf:
+ - enum:
+ - nvidia,tegra20-ahb
+ - nvidia,tegra30-ahb
+ - items:
+ - enum:
+ - nvidia,tegra114-ahb
+ - nvidia,tegra124-ahb
+ - nvidia,tegra210-ahb
+ - const: nvidia,tegra30-ahb
+
+ reg:
+ maxItems: 1
+
+additionalProperties: false
+
+required:
+ - compatible
+ - reg
+
+examples:
+ - |
+ ahb@6000c004 {
+ compatible = "nvidia,tegra20-ahb";
+ reg = <0x6000c004 0x10c>; /* AHB Arbitration + Gizmo Controller */
+ };
diff --git a/Documentation/devicetree/bindings/soc/tegra/nvidia,tegra20-flowctrl.yaml b/Documentation/devicetree/bindings/soc/tegra/nvidia,tegra20-flowctrl.yaml
new file mode 100644
index 0000000000..705544b7f9
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/tegra/nvidia,tegra20-flowctrl.yaml
@@ -0,0 +1,41 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/tegra/nvidia,tegra20-flowctrl.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NVIDIA Tegra Flow Controller
+
+maintainers:
+ - Thierry Reding <thierry.reding@gmail.com>
+ - Jon Hunter <jonathanh@nvidia.com>
+
+properties:
+ compatible:
+ oneOf:
+ - enum:
+ - nvidia,tegra20-flowctrl
+ - nvidia,tegra30-flowctrl
+ - nvidia,tegra114-flowctrl
+ - nvidia,tegra124-flowctrl
+ - nvidia,tegra210-flowctrl
+
+ - items:
+ - const: nvidia,tegra132-flowctrl
+ - const: nvidia,tegra124-flowctrl
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ flow-controller@60007000 {
+ compatible = "nvidia,tegra20-flowctrl";
+ reg = <0x60007000 0x1000>;
+ };