67 lines
1.7 KiB
C
67 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (c) 2017 MediaTek Inc.
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* Author: Kevin-CW Chen <kevin-cw.chen@mediatek.com>
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*/
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#include <linux/clk-provider.h>
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#include <linux/platform_device.h>
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#include "clk-mtk.h"
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#include "clk-gate.h"
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#include <dt-bindings/clock/mt6797-clk.h>
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static const struct mtk_gate_regs vdec0_cg_regs = {
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.set_ofs = 0x0000,
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.clr_ofs = 0x0004,
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.sta_ofs = 0x0000,
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};
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static const struct mtk_gate_regs vdec1_cg_regs = {
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.set_ofs = 0x0008,
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.clr_ofs = 0x000c,
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.sta_ofs = 0x0008,
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};
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#define GATE_VDEC0(_id, _name, _parent, _shift) \
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GATE_MTK(_id, _name, _parent, &vdec0_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv)
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#define GATE_VDEC1(_id, _name, _parent, _shift) \
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GATE_MTK(_id, _name, _parent, &vdec1_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv)
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static const struct mtk_gate vdec_clks[] = {
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GATE_VDEC0(CLK_VDEC_CKEN_ENG, "vdec_cken_eng", "vdec_sel", 8),
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GATE_VDEC0(CLK_VDEC_ACTIVE, "vdec_active", "vdec_sel", 4),
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GATE_VDEC0(CLK_VDEC_CKEN, "vdec_cken", "vdec_sel", 0),
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GATE_VDEC1(CLK_VDEC_LARB1_CKEN, "vdec_larb1_cken", "mm_sel", 0),
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};
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static const struct mtk_clk_desc vdec_desc = {
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.clks = vdec_clks,
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.num_clks = ARRAY_SIZE(vdec_clks),
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};
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static const struct of_device_id of_match_clk_mt6797_vdec[] = {
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{
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.compatible = "mediatek,mt6797-vdecsys",
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.data = &vdec_desc,
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}, {
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/* sentinel */
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}
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};
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MODULE_DEVICE_TABLE(of, of_match_clk_mt6797_vdec);
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static struct platform_driver clk_mt6797_vdec_drv = {
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.probe = mtk_clk_simple_probe,
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.remove = mtk_clk_simple_remove,
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.driver = {
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.name = "clk-mt6797-vdec",
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.of_match_table = of_match_clk_mt6797_vdec,
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},
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};
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module_platform_driver(clk_mt6797_vdec_drv);
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MODULE_DESCRIPTION("MediaTek MT6797 Video Decoders clocks driver");
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MODULE_LICENSE("GPL");
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