linux-zen-server/drivers/clk/mediatek/clk-mt6779-vdec.c

67 lines
1.5 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2019 MediaTek Inc.
* Author: Wendell Lin <wendell.lin@mediatek.com>
*/
#include <linux/module.h>
#include <linux/clk-provider.h>
#include <linux/platform_device.h>
#include "clk-mtk.h"
#include "clk-gate.h"
#include <dt-bindings/clock/mt6779-clk.h>
static const struct mtk_gate_regs vdec0_cg_regs = {
.set_ofs = 0x0000,
.clr_ofs = 0x0004,
.sta_ofs = 0x0000,
};
static const struct mtk_gate_regs vdec1_cg_regs = {
.set_ofs = 0x0008,
.clr_ofs = 0x000c,
.sta_ofs = 0x0008,
};
#define GATE_VDEC0_I(_id, _name, _parent, _shift) \
GATE_MTK(_id, _name, _parent, &vdec0_cg_regs, _shift, \
&mtk_clk_gate_ops_setclr_inv)
#define GATE_VDEC1_I(_id, _name, _parent, _shift) \
GATE_MTK(_id, _name, _parent, &vdec1_cg_regs, _shift, \
&mtk_clk_gate_ops_setclr_inv)
static const struct mtk_gate vdec_clks[] = {
/* VDEC0 */
GATE_VDEC0_I(CLK_VDEC_VDEC, "vdec_cken", "vdec_sel", 0),
/* VDEC1 */
GATE_VDEC1_I(CLK_VDEC_LARB1, "vdec_larb1_cken", "vdec_sel", 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_mt6779_vdec[] = {
{
.compatible = "mediatek,mt6779-vdecsys",
.data = &vdec_desc,
}, {
/* sentinel */
}
};
static struct platform_driver clk_mt6779_vdec_drv = {
.probe = mtk_clk_simple_probe,
.remove = mtk_clk_simple_remove,
.driver = {
.name = "clk-mt6779-vdec",
.of_match_table = of_match_clk_mt6779_vdec,
},
};
module_platform_driver(clk_mt6779_vdec_drv);
MODULE_LICENSE("GPL");