1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2014 MediaTek Inc.
4 * Author: Shunli Wang <shunli.wang@mediatek.com>
7 #include <linux/clk-provider.h>
8 #include <linux/platform_device.h>
13 #include <dt-bindings/clock/mt2701-clk.h>
15 static const struct mtk_gate_regs vdec0_cg_regs
= {
21 static const struct mtk_gate_regs vdec1_cg_regs
= {
27 #define GATE_VDEC0(_id, _name, _parent, _shift) { \
30 .parent_name = _parent, \
31 .regs = &vdec0_cg_regs, \
33 .ops = &mtk_clk_gate_ops_setclr_inv, \
36 #define GATE_VDEC1(_id, _name, _parent, _shift) { \
39 .parent_name = _parent, \
40 .regs = &vdec1_cg_regs, \
42 .ops = &mtk_clk_gate_ops_setclr_inv, \
45 static const struct mtk_gate vdec_clks
[] = {
46 GATE_VDEC0(CLK_VDEC_CKGEN
, "vdec_cken", "vdec_sel", 0),
47 GATE_VDEC1(CLK_VDEC_LARB
, "vdec_larb_cken", "mm_sel", 0),
50 static const struct of_device_id of_match_clk_mt2701_vdec
[] = {
51 { .compatible
= "mediatek,mt2701-vdecsys", },
55 static int clk_mt2701_vdec_probe(struct platform_device
*pdev
)
57 struct clk_onecell_data
*clk_data
;
59 struct device_node
*node
= pdev
->dev
.of_node
;
61 clk_data
= mtk_alloc_clk_data(CLK_VDEC_NR
);
63 mtk_clk_register_gates(node
, vdec_clks
, ARRAY_SIZE(vdec_clks
),
66 r
= of_clk_add_provider(node
, of_clk_src_onecell_get
, clk_data
);
69 "could not register clock provider: %s: %d\n",
75 static struct platform_driver clk_mt2701_vdec_drv
= {
76 .probe
= clk_mt2701_vdec_probe
,
78 .name
= "clk-mt2701-vdec",
79 .of_match_table
= of_match_clk_mt2701_vdec
,
83 builtin_platform_driver(clk_mt2701_vdec_drv
);