62 lines
1.5 KiB
Plaintext
62 lines
1.5 KiB
Plaintext
// Copyright lowRISC contributors.
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// Licensed under the Apache License, Version 2.0, see LICENSE for details.
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// SPDX-License-Identifier: Apache-2.0
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{ name: "gpio",
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clocking: [{clock: "clk_i", reset: "rst_ni"}],
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bus_interfaces: [
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{ protocol: "tlul", direction: "device" }
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],
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regwidth: "32",
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registers: [
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{ name: "MODE",
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desc: "gpio mode register",
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swaccess: "rw",
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hwaccess: "hro",
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fields: [
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{ bits: "15:0",
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name: "GPIO",
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desc: "gpio input or output mode, 2 bits for each gpio",
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}
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]
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}
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{ name: "INTR",
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desc: "gpio interrupt register",
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swaccess: "rw",
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hwaccess: "hrw",
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fields: [
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{ bits: "15:0",
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name: "GPIO_INT",
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desc: "gpio interrupt mode, 2 bits for each gpio",
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}
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{ bits: "23:16",
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name: "GPIO_PENDING",
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swaccess: "rw1c",
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desc: "gpio interrupt pending, 1 bits for each gpio",
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}
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]
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}
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{ name: "DATA",
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desc: "gpio data register",
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swaccess: "rw",
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hwaccess: "hrw",
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fields: [
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{ bits: "7:0",
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name: "GPIO",
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desc: "gpio input or output data, 1 bits for each gpio",
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}
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]
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}
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{ name: "FILTER",
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desc: "gpio input filter enable register",
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swaccess: "rw",
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hwaccess: "hro",
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fields: [
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{ bits: "7:0",
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name: "GPIO",
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desc: "gpio input filter enable, 1 bits for each gpio",
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}
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]
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}
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]
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}
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