Documentation/devicetree/bindings/memory-controllers/canaan,k210-sram.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/memory-controllers/canaan,k210-sram.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Canaan K210 SRAM memory controller
   8
   9 description:
  10   The Canaan K210 SRAM memory controller is responsible for the system's 8 MiB
  11   of SRAM. The controller is initialised by the bootloader, which configures
  12   its clocks, before OS bringup.
  13
  14 maintainers:
  15   - Conor Dooley <conor@kernel.org>
  16
  17 properties:
  18   compatible:
  19     enum:
  20       - canaan,k210-sram
  21
  22   clocks:
  23     minItems: 1
  24     items:
  25       - description: sram0 clock
  26       - description: sram1 clock
  27       - description: aisram clock
  28
  29   clock-names:
  30     minItems: 1
  31     items:
  32       - const: sram0
  33       - const: sram1
  34       - const: aisram
  35
  36 required:
  37   - compatible
  38   - clocks
  39   - clock-names
  40
  41 additionalProperties: false
  42
  43 examples:
  44   - |
  45     #include <dt-bindings/clock/k210-clk.h>
  46     memory-controller {
  47         compatible = "canaan,k210-sram";
  48         clocks = <&sysclk K210_CLK_SRAM0>,
  49                  <&sysclk K210_CLK_SRAM1>,
  50                  <&sysclk K210_CLK_AI>;
  51         clock-names = "sram0", "sram1", "aisram";
  52     };