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1// SPDX-License-Identifier: GPL-2.0-only2/*3 * Copyright (c) 2017 MediaTek Inc.4 * Author: Weiyi Lu <weiyi.lu@mediatek.com>5 */6 7#include <linux/clk-provider.h>8#include <linux/platform_device.h>9 10#include "clk-mtk.h"11#include "clk-gate.h"12 13#include <dt-bindings/clock/mt2712-clk.h>14 15static const struct mtk_gate_regs vdec0_cg_regs = {16 .set_ofs = 0x0,17 .clr_ofs = 0x4,18 .sta_ofs = 0x0,19};20 21static const struct mtk_gate_regs vdec1_cg_regs = {22 .set_ofs = 0x8,23 .clr_ofs = 0xc,24 .sta_ofs = 0x8,25};26 27#define GATE_VDEC0(_id, _name, _parent, _shift) \28 GATE_MTK(_id, _name, _parent, &vdec0_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv)29 30#define GATE_VDEC1(_id, _name, _parent, _shift) \31 GATE_MTK(_id, _name, _parent, &vdec1_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv)32 33static const struct mtk_gate vdec_clks[] = {34 /* VDEC0 */35 GATE_VDEC0(CLK_VDEC_CKEN, "vdec_cken", "vdec_sel", 0),36 /* VDEC1 */37 GATE_VDEC1(CLK_VDEC_LARB1_CKEN, "vdec_larb1_cken", "vdec_sel", 0),38 GATE_VDEC1(CLK_VDEC_IMGRZ_CKEN, "vdec_imgrz_cken", "vdec_sel", 1),39};40 41static const struct mtk_clk_desc vdec_desc = {42 .clks = vdec_clks,43 .num_clks = ARRAY_SIZE(vdec_clks),44};45 46static const struct of_device_id of_match_clk_mt2712_vdec[] = {47 {48 .compatible = "mediatek,mt2712-vdecsys",49 .data = &vdec_desc,50 }, {51 /* sentinel */52 }53};54MODULE_DEVICE_TABLE(of, of_match_clk_mt2712_vdec);55 56static struct platform_driver clk_mt2712_vdec_drv = {57 .probe = mtk_clk_simple_probe,58 .remove = mtk_clk_simple_remove,59 .driver = {60 .name = "clk-mt2712-vdec",61 .of_match_table = of_match_clk_mt2712_vdec,62 },63};64module_platform_driver(clk_mt2712_vdec_drv);65 66MODULE_DESCRIPTION("MediaTek MT2712 Video Decoders clocks driver");67MODULE_LICENSE("GPL");68