linux/drivers/clk/mediatek/clk-mt8192-vdec.c
Chun-Jie Chen 25f3d97e39 clk: mediatek: Add MT8192 vdecsys clock support
Add MT8192 vdecsys and vdecsys soc clock providers

Signed-off-by: Weiyi Lu <weiyi.lu@mediatek.com>
Signed-off-by: Chun-Jie Chen <chun-jie.chen@mediatek.com>
Link: https://lore.kernel.org/r/20210726105719.15793-21-chun-jie.chen@mediatek.com
Reviewed-by: Ikjoon Jang <ikjn@chromium.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
2021-07-27 10:53:10 -07:00

95 lines
2.5 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
//
// Copyright (c) 2021 MediaTek Inc.
// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>
#include <linux/clk-provider.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include "clk-mtk.h"
#include "clk-gate.h"
#include <dt-bindings/clock/mt8192-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 = 0x200,
.clr_ofs = 0x204,
.sta_ofs = 0x200,
};
static const struct mtk_gate_regs vdec2_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_setclr_inv)
#define GATE_VDEC2(_id, _name, _parent, _shift) \
GATE_MTK(_id, _name, _parent, &vdec2_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv)
static const struct mtk_gate vdec_clks[] = {
/* VDEC0 */
GATE_VDEC0(CLK_VDEC_VDEC, "vdec_vdec", "vdec_sel", 0),
GATE_VDEC0(CLK_VDEC_ACTIVE, "vdec_active", "vdec_sel", 4),
/* VDEC1 */
GATE_VDEC1(CLK_VDEC_LAT, "vdec_lat", "vdec_sel", 0),
GATE_VDEC1(CLK_VDEC_LAT_ACTIVE, "vdec_lat_active", "vdec_sel", 4),
/* VDEC2 */
GATE_VDEC2(CLK_VDEC_LARB1, "vdec_larb1", "vdec_sel", 0),
};
static const struct mtk_gate vdec_soc_clks[] = {
/* VDEC_SOC0 */
GATE_VDEC0(CLK_VDEC_SOC_VDEC, "vdec_soc_vdec", "vdec_sel", 0),
GATE_VDEC0(CLK_VDEC_SOC_VDEC_ACTIVE, "vdec_soc_vdec_active", "vdec_sel", 4),
/* VDEC_SOC1 */
GATE_VDEC1(CLK_VDEC_SOC_LAT, "vdec_soc_lat", "vdec_sel", 0),
GATE_VDEC1(CLK_VDEC_SOC_LAT_ACTIVE, "vdec_soc_lat_active", "vdec_sel", 4),
/* VDEC_SOC2 */
GATE_VDEC2(CLK_VDEC_SOC_LARB1, "vdec_soc_larb1", "vdec_sel", 0),
};
static const struct mtk_clk_desc vdec_desc = {
.clks = vdec_clks,
.num_clks = ARRAY_SIZE(vdec_clks),
};
static const struct mtk_clk_desc vdec_soc_desc = {
.clks = vdec_soc_clks,
.num_clks = ARRAY_SIZE(vdec_soc_clks),
};
static const struct of_device_id of_match_clk_mt8192_vdec[] = {
{
.compatible = "mediatek,mt8192-vdecsys",
.data = &vdec_desc,
}, {
.compatible = "mediatek,mt8192-vdecsys_soc",
.data = &vdec_soc_desc,
}, {
/* sentinel */
}
};
static struct platform_driver clk_mt8192_vdec_drv = {
.probe = mtk_clk_simple_probe,
.driver = {
.name = "clk-mt8192-vdec",
.of_match_table = of_match_clk_mt8192_vdec,
},
};
builtin_platform_driver(clk_mt8192_vdec_drv);