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1// SPDX-License-Identifier: GPL-2.02/*3 * Copyright (c) 2019 MediaTek Inc.4 * Author: Wendell Lin <wendell.lin@mediatek.com>5 */6 7#include <linux/module.h>8#include <linux/clk-provider.h>9#include <linux/platform_device.h>10 11#include "clk-mtk.h"12#include "clk-gate.h"13 14#include <dt-bindings/clock/mt6779-clk.h>15 16static const struct mtk_gate_regs vdec0_cg_regs = {17 .set_ofs = 0x0000,18 .clr_ofs = 0x0004,19 .sta_ofs = 0x0000,20};21 22static const struct mtk_gate_regs vdec1_cg_regs = {23 .set_ofs = 0x0008,24 .clr_ofs = 0x000c,25 .sta_ofs = 0x0008,26};27 28#define GATE_VDEC0_I(_id, _name, _parent, _shift) \29 GATE_MTK(_id, _name, _parent, &vdec0_cg_regs, _shift, \30 &mtk_clk_gate_ops_setclr_inv)31#define GATE_VDEC1_I(_id, _name, _parent, _shift) \32 GATE_MTK(_id, _name, _parent, &vdec1_cg_regs, _shift, \33 &mtk_clk_gate_ops_setclr_inv)34 35static const struct mtk_gate vdec_clks[] = {36 /* VDEC0 */37 GATE_VDEC0_I(CLK_VDEC_VDEC, "vdec_cken", "vdec_sel", 0),38 /* VDEC1 */39 GATE_VDEC1_I(CLK_VDEC_LARB1, "vdec_larb1_cken", "vdec_sel", 0),40};41 42static const struct mtk_clk_desc vdec_desc = {43 .clks = vdec_clks,44 .num_clks = ARRAY_SIZE(vdec_clks),45};46 47static const struct of_device_id of_match_clk_mt6779_vdec[] = {48 {49 .compatible = "mediatek,mt6779-vdecsys",50 .data = &vdec_desc,51 }, {52 /* sentinel */53 }54};55MODULE_DEVICE_TABLE(of, of_match_clk_mt6779_vdec);56 57static struct platform_driver clk_mt6779_vdec_drv = {58 .probe = mtk_clk_simple_probe,59 .remove = mtk_clk_simple_remove,60 .driver = {61 .name = "clk-mt6779-vdec",62 .of_match_table = of_match_clk_mt6779_vdec,63 },64};65 66module_platform_driver(clk_mt6779_vdec_drv);67 68MODULE_DESCRIPTION("MediaTek MT6779 Video Decoders clocks driver");69MODULE_LICENSE("GPL");70