hw/top_earlgrey/ip/ast/data/ast.hjson

// Copyright lowRISC contributors.
// Licensed under the Apache License, Version 2.0, see LICENSE for details.
// SPDX-License-Identifier: Apache-2.0
//#############################################################################
// *Name: ast
// *Module Description: Analog Sensors Top Registers
//#############################################################################
{ name: "ast",
  clock_primary: "clk_i",
  bus_interfaces: [
    { protocol: "tlul", direction: "device" }
  ],
  regwidth: "32",
  registers: [
    { name: "REVID",
      desc: '''
	    AST Revision Identification Register <br>
	    Reset: TLUL Reset
	    '''
      swaccess: "ro",
      hwaccess: "hro",
      fields: [
        { bits: "7:0",
          desc: "Revision",
          resval: "0x01",
	}
	//
        // bits: "31:8", Reserved
	//
      ]
    }
    { name: "RWTYPE0",
      desc: "RW type with one field",
      swaccess: "rw",
      hwaccess: "hrw",
      fields: [
        {
          bits: "31:0",
          desc: "field description"
          resval: "12345678",
        }
      ]
    },
    { name: "RWTYPE1",
      desc: '''
          RW type
          with long
          description
          and multiple fields
          '''
      swaccess: "rw",
      hwaccess: "hro",
      fields: [
        { bits: "0",
          name: "FIELD0",
          desc: "field 0",
          resval: "1",
        }
        { bits: "1",
          name: "FIELD1",
          desc: "field 1",
          resval: "0",
        }
        { bits: "4",
          name: "FIELD4",
          desc: "field 4",
          resval: "1",
        }
        { bits: "15:8",
          name: "FIELD15_8",
          desc: "field [15:8]",
          resval: "100",
        }
      ]
    },
  ],
}