linuxdebug/drivers/clk/mediatek/clk-mt8186-vdec.c

89 lines
2.4 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
//
// Copyright (c) 2022 MediaTek Inc.
// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>
#include <linux/clk-provider.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include "clk-mtk.h"
#include "clk-gate.h"
#include <dt-bindings/clock/mt8186-clk.h>
static const struct mtk_gate_regs vdec0_cg_regs = {
.set_ofs = 0x0,
.clr_ofs = 0x4,
.sta_ofs = 0x0,
};
static const struct mtk_gate_regs vdec1_cg_regs = {
.set_ofs = 0x190,
.clr_ofs = 0x190,
.sta_ofs = 0x190,
};
static const struct mtk_gate_regs vdec2_cg_regs = {
.set_ofs = 0x200,
.clr_ofs = 0x204,
.sta_ofs = 0x200,
};
static const struct mtk_gate_regs vdec3_cg_regs = {
.set_ofs = 0x8,
.clr_ofs = 0xc,
.sta_ofs = 0x8,
};
#define GATE_VDEC0(_id, _name, _parent, _shift) \
GATE_MTK(_id, _name, _parent, &vdec0_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv)
#define GATE_VDEC1(_id, _name, _parent, _shift) \
GATE_MTK(_id, _name, _parent, &vdec1_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv)
#define GATE_VDEC2(_id, _name, _parent, _shift) \
GATE_MTK(_id, _name, _parent, &vdec2_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv)
#define GATE_VDEC3(_id, _name, _parent, _shift) \
GATE_MTK(_id, _name, _parent, &vdec3_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv)
static const struct mtk_gate vdec_clks[] = {
/* VDEC0 */
GATE_VDEC0(CLK_VDEC_CKEN, "vdec_cken", "top_vdec", 0),
GATE_VDEC0(CLK_VDEC_ACTIVE, "vdec_active", "top_vdec", 4),
GATE_VDEC0(CLK_VDEC_CKEN_ENG, "vdec_cken_eng", "top_vdec", 8),
/* VDEC1 */
GATE_VDEC1(CLK_VDEC_MINI_MDP_CKEN_CFG_RG, "vdec_mini_mdp_cken_cfg_rg", "top_vdec", 0),
/* VDEC2 */
GATE_VDEC2(CLK_VDEC_LAT_CKEN, "vdec_lat_cken", "top_vdec", 0),
GATE_VDEC2(CLK_VDEC_LAT_ACTIVE, "vdec_lat_active", "top_vdec", 4),
GATE_VDEC2(CLK_VDEC_LAT_CKEN_ENG, "vdec_lat_cken_eng", "top_vdec", 8),
/* VDEC3 */
GATE_VDEC3(CLK_VDEC_LARB1_CKEN, "vdec_larb1_cken", "top_vdec", 0),
};
static const struct mtk_clk_desc vdec_desc = {
.clks = vdec_clks,
.num_clks = ARRAY_SIZE(vdec_clks),
};
static const struct of_device_id of_match_clk_mt8186_vdec[] = {
{
.compatible = "mediatek,mt8186-vdecsys",
.data = &vdec_desc,
}, {
/* sentinel */
}
};
static struct platform_driver clk_mt8186_vdec_drv = {
.probe = mtk_clk_simple_probe,
.remove = mtk_clk_simple_remove,
.driver = {
.name = "clk-mt8186-vdec",
.of_match_table = of_match_clk_mt8186_vdec,
},
};
builtin_platform_driver(clk_mt8186_vdec_drv);