kernel

2025-03-19 13:44:23 +01:00 · 2025-03-19 13:44:23 +01:00 · cfab1d3ce7
commit cfab1d3ce7
parent b59f84ee36
83468 changed files with 37938688 additions and 0 deletions
--- a/linux-6.8.1/Documentation/devicetree/bindings/spi/allwinner,sun6i-a31-spi.yaml
+++ b/linux-6.8.1/Documentation/devicetree/bindings/spi/allwinner,sun6i-a31-spi.yaml
@ -0,0 +1,121 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/spi/allwinner,sun6i-a31-spi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Allwinner A31 SPI Controller
+
+allOf:
+  - $ref: spi-controller.yaml
+
+maintainers:
+  - Chen-Yu Tsai <wens@csie.org>
+  - Maxime Ripard <mripard@kernel.org>
+
+properties:
+  compatible:
+    oneOf:
+      - const: allwinner,sun50i-r329-spi
+      - const: allwinner,sun6i-a31-spi
+      - const: allwinner,sun8i-h3-spi
+      - items:
+          - enum:
+              - allwinner,sun8i-r40-spi
+              - allwinner,sun50i-h6-spi
+              - allwinner,sun50i-h616-spi
+              - allwinner,suniv-f1c100s-spi
+          - const: allwinner,sun8i-h3-spi
+      - items:
+          - enum:
+              - allwinner,sun20i-d1-spi
+              - allwinner,sun50i-r329-spi-dbi
+          - const: allwinner,sun50i-r329-spi
+      - items:
+          - const: allwinner,sun20i-d1-spi-dbi
+          - const: allwinner,sun50i-r329-spi-dbi
+          - const: allwinner,sun50i-r329-spi
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Bus Clock
+      - description: Module Clock
+
+  clock-names:
+    items:
+      - const: ahb
+      - const: mod
+
+  resets:
+    maxItems: 1
+
+  dmas:
+    items:
+      - description: RX DMA Channel
+      - description: TX DMA Channel
+
+  dma-names:
+    items:
+      - const: rx
+      - const: tx
+
+patternProperties:
+  "^.*@[0-9a-f]+":
+    type: object
+    additionalProperties: true
+
+    properties:
+      reg:
+        items:
+          minimum: 0
+          maximum: 4
+
+      spi-rx-bus-width:
+        const: 1
+
+      spi-tx-bus-width:
+        const: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    spi1: spi@1c69000 {
+        compatible = "allwinner,sun6i-a31-spi";
+        reg = <0x01c69000 0x1000>;
+        interrupts = <0 66 4>;
+        clocks = <&ahb1_gates 21>, <&spi1_clk>;
+        clock-names = "ahb", "mod";
+        resets = <&ahb1_rst 21>;
+        #address-cells = <1>;
+        #size-cells = <0>;
+    };
+
+  - |
+    spi0: spi@1c68000 {
+        compatible = "allwinner,sun8i-h3-spi";
+        reg = <0x01c68000 0x1000>;
+        interrupts = <0 65 4>;
+        clocks = <&ccu 30>, <&ccu 82>;
+        clock-names = "ahb", "mod";
+        dmas = <&dma 23>, <&dma 23>;
+        dma-names = "rx", "tx";
+        resets = <&ccu 15>;
+        #address-cells = <1>;
+        #size-cells = <0>;
+    };
+
+...