1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun //
3*4882a593Smuzhiyun // Copyright (c) 2018 MediaTek Inc.
4*4882a593Smuzhiyun // Author: Weiyi Lu <weiyi.lu@mediatek.com>
5*4882a593Smuzhiyun
6*4882a593Smuzhiyun #include <linux/clk-provider.h>
7*4882a593Smuzhiyun #include <linux/platform_device.h>
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun #include "clk-mtk.h"
10*4882a593Smuzhiyun #include "clk-gate.h"
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun #include <dt-bindings/clock/mt8183-clk.h>
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun static const struct mtk_gate_regs venc_cg_regs = {
15*4882a593Smuzhiyun .set_ofs = 0x4,
16*4882a593Smuzhiyun .clr_ofs = 0x8,
17*4882a593Smuzhiyun .sta_ofs = 0x0,
18*4882a593Smuzhiyun };
19*4882a593Smuzhiyun
20*4882a593Smuzhiyun #define GATE_VENC_I(_id, _name, _parent, _shift) \
21*4882a593Smuzhiyun GATE_MTK(_id, _name, _parent, &venc_cg_regs, _shift, \
22*4882a593Smuzhiyun &mtk_clk_gate_ops_setclr_inv)
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun static const struct mtk_gate venc_clks[] = {
25*4882a593Smuzhiyun GATE_VENC_I(CLK_VENC_LARB, "venc_larb",
26*4882a593Smuzhiyun "mm_sel", 0),
27*4882a593Smuzhiyun GATE_VENC_I(CLK_VENC_VENC, "venc_venc",
28*4882a593Smuzhiyun "mm_sel", 4),
29*4882a593Smuzhiyun GATE_VENC_I(CLK_VENC_JPGENC, "venc_jpgenc",
30*4882a593Smuzhiyun "mm_sel", 8),
31*4882a593Smuzhiyun };
32*4882a593Smuzhiyun
clk_mt8183_venc_probe(struct platform_device * pdev)33*4882a593Smuzhiyun static int clk_mt8183_venc_probe(struct platform_device *pdev)
34*4882a593Smuzhiyun {
35*4882a593Smuzhiyun struct clk_onecell_data *clk_data;
36*4882a593Smuzhiyun struct device_node *node = pdev->dev.of_node;
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun clk_data = mtk_alloc_clk_data(CLK_VENC_NR_CLK);
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun mtk_clk_register_gates(node, venc_clks, ARRAY_SIZE(venc_clks),
41*4882a593Smuzhiyun clk_data);
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
44*4882a593Smuzhiyun }
45*4882a593Smuzhiyun
46*4882a593Smuzhiyun static const struct of_device_id of_match_clk_mt8183_venc[] = {
47*4882a593Smuzhiyun { .compatible = "mediatek,mt8183-vencsys", },
48*4882a593Smuzhiyun {}
49*4882a593Smuzhiyun };
50*4882a593Smuzhiyun
51*4882a593Smuzhiyun static struct platform_driver clk_mt8183_venc_drv = {
52*4882a593Smuzhiyun .probe = clk_mt8183_venc_probe,
53*4882a593Smuzhiyun .driver = {
54*4882a593Smuzhiyun .name = "clk-mt8183-venc",
55*4882a593Smuzhiyun .of_match_table = of_match_clk_mt8183_venc,
56*4882a593Smuzhiyun },
57*4882a593Smuzhiyun };
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun builtin_platform_driver(clk_mt8183_venc_drv);
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