1  // SPDX-License-Identifier: GPL-2.0-only
2  //
3  // Copyright (c) 2021 MediaTek Inc.
4  // Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>
5  
6  #include "clk-gate.h"
7  #include "clk-mtk.h"
8  
9  #include <dt-bindings/clock/mt8195-clk.h>
10  #include <linux/clk-provider.h>
11  #include <linux/platform_device.h>
12  
13  static const struct mtk_gate_regs vpp0_0_cg_regs = {
14  	.set_ofs = 0x24,
15  	.clr_ofs = 0x28,
16  	.sta_ofs = 0x20,
17  };
18  
19  static const struct mtk_gate_regs vpp0_1_cg_regs = {
20  	.set_ofs = 0x30,
21  	.clr_ofs = 0x34,
22  	.sta_ofs = 0x2c,
23  };
24  
25  static const struct mtk_gate_regs vpp0_2_cg_regs = {
26  	.set_ofs = 0x3c,
27  	.clr_ofs = 0x40,
28  	.sta_ofs = 0x38,
29  };
30  
31  #define GATE_VPP0_0(_id, _name, _parent, _shift)			\
32  	GATE_MTK(_id, _name, _parent, &vpp0_0_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
33  
34  #define GATE_VPP0_1(_id, _name, _parent, _shift)			\
35  	GATE_MTK(_id, _name, _parent, &vpp0_1_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
36  
37  #define GATE_VPP0_2(_id, _name, _parent, _shift)			\
38  	GATE_MTK(_id, _name, _parent, &vpp0_2_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
39  
40  static const struct mtk_gate vpp0_clks[] = {
41  	/* VPP0_0 */
42  	GATE_VPP0_0(CLK_VPP0_MDP_FG, "vpp0_mdp_fg", "top_vpp", 1),
43  	GATE_VPP0_0(CLK_VPP0_STITCH, "vpp0_stitch", "top_vpp", 2),
44  	GATE_VPP0_0(CLK_VPP0_PADDING, "vpp0_padding", "top_vpp", 7),
45  	GATE_VPP0_0(CLK_VPP0_MDP_TCC, "vpp0_mdp_tcc", "top_vpp", 8),
46  	GATE_VPP0_0(CLK_VPP0_WARP0_ASYNC_TX, "vpp0_warp0_async_tx", "top_vpp", 10),
47  	GATE_VPP0_0(CLK_VPP0_WARP1_ASYNC_TX, "vpp0_warp1_async_tx", "top_vpp", 11),
48  	GATE_VPP0_0(CLK_VPP0_MUTEX, "vpp0_mutex", "top_vpp", 13),
49  	GATE_VPP0_0(CLK_VPP0_VPP02VPP1_RELAY, "vpp0_vpp02vpp1_relay", "top_vpp", 14),
50  	GATE_VPP0_0(CLK_VPP0_VPP12VPP0_ASYNC, "vpp0_vpp12vpp0_async", "top_vpp", 15),
51  	GATE_VPP0_0(CLK_VPP0_MMSYSRAM_TOP, "vpp0_mmsysram_top", "top_vpp", 16),
52  	GATE_VPP0_0(CLK_VPP0_MDP_AAL, "vpp0_mdp_aal", "top_vpp", 17),
53  	GATE_VPP0_0(CLK_VPP0_MDP_RSZ, "vpp0_mdp_rsz", "top_vpp", 18),
54  	/* VPP0_1 */
55  	GATE_VPP0_1(CLK_VPP0_SMI_COMMON, "vpp0_smi_common", "top_vpp", 0),
56  	GATE_VPP0_1(CLK_VPP0_GALS_VDO0_LARB0, "vpp0_gals_vdo0_larb0", "top_vpp", 1),
57  	GATE_VPP0_1(CLK_VPP0_GALS_VDO0_LARB1, "vpp0_gals_vdo0_larb1", "top_vpp", 2),
58  	GATE_VPP0_1(CLK_VPP0_GALS_VENCSYS, "vpp0_gals_vencsys", "top_vpp", 3),
59  	GATE_VPP0_1(CLK_VPP0_GALS_VENCSYS_CORE1, "vpp0_gals_vencsys_core1", "top_vpp", 4),
60  	GATE_VPP0_1(CLK_VPP0_GALS_INFRA, "vpp0_gals_infra", "top_vpp", 5),
61  	GATE_VPP0_1(CLK_VPP0_GALS_CAMSYS, "vpp0_gals_camsys", "top_vpp", 6),
62  	GATE_VPP0_1(CLK_VPP0_GALS_VPP1_LARB5, "vpp0_gals_vpp1_larb5", "top_vpp", 7),
63  	GATE_VPP0_1(CLK_VPP0_GALS_VPP1_LARB6, "vpp0_gals_vpp1_larb6", "top_vpp", 8),
64  	GATE_VPP0_1(CLK_VPP0_SMI_REORDER, "vpp0_smi_reorder", "top_vpp", 9),
65  	GATE_VPP0_1(CLK_VPP0_SMI_IOMMU, "vpp0_smi_iommu", "top_vpp", 10),
66  	GATE_VPP0_1(CLK_VPP0_GALS_IMGSYS_CAMSYS, "vpp0_gals_imgsys_camsys", "top_vpp", 11),
67  	GATE_VPP0_1(CLK_VPP0_MDP_RDMA, "vpp0_mdp_rdma", "top_vpp", 12),
68  	GATE_VPP0_1(CLK_VPP0_MDP_WROT, "vpp0_mdp_wrot", "top_vpp", 13),
69  	GATE_VPP0_1(CLK_VPP0_GALS_EMI0_EMI1, "vpp0_gals_emi0_emi1", "top_vpp", 16),
70  	GATE_VPP0_1(CLK_VPP0_SMI_SUB_COMMON_REORDER, "vpp0_smi_sub_common_reorder", "top_vpp", 17),
71  	GATE_VPP0_1(CLK_VPP0_SMI_RSI, "vpp0_smi_rsi", "top_vpp", 18),
72  	GATE_VPP0_1(CLK_VPP0_SMI_COMMON_LARB4, "vpp0_smi_common_larb4", "top_vpp", 19),
73  	GATE_VPP0_1(CLK_VPP0_GALS_VDEC_VDEC_CORE1, "vpp0_gals_vdec_vdec_core1", "top_vpp", 20),
74  	GATE_VPP0_1(CLK_VPP0_GALS_VPP1_WPE, "vpp0_gals_vpp1_wpe", "top_vpp", 21),
75  	GATE_VPP0_1(CLK_VPP0_GALS_VDO0_VDO1_VENCSYS_CORE1, "vpp0_gals_vdo0_vdo1_vencsys_core1",
76  		    "top_vpp", 22),
77  	GATE_VPP0_1(CLK_VPP0_FAKE_ENG, "vpp0_fake_eng", "top_vpp", 23),
78  	GATE_VPP0_1(CLK_VPP0_MDP_HDR, "vpp0_mdp_hdr", "top_vpp", 24),
79  	GATE_VPP0_1(CLK_VPP0_MDP_TDSHP, "vpp0_mdp_tdshp", "top_vpp", 25),
80  	GATE_VPP0_1(CLK_VPP0_MDP_COLOR, "vpp0_mdp_color", "top_vpp", 26),
81  	GATE_VPP0_1(CLK_VPP0_MDP_OVL, "vpp0_mdp_ovl", "top_vpp", 27),
82  	/* VPP0_2 */
83  	GATE_VPP0_2(CLK_VPP0_WARP0_RELAY, "vpp0_warp0_relay", "top_wpe_vpp", 0),
84  	GATE_VPP0_2(CLK_VPP0_WARP0_MDP_DL_ASYNC, "vpp0_warp0_mdp_dl_async", "top_wpe_vpp", 1),
85  	GATE_VPP0_2(CLK_VPP0_WARP1_RELAY, "vpp0_warp1_relay", "top_wpe_vpp", 2),
86  	GATE_VPP0_2(CLK_VPP0_WARP1_MDP_DL_ASYNC, "vpp0_warp1_mdp_dl_async", "top_wpe_vpp", 3),
87  };
88  
89  static const struct mtk_clk_desc vpp0_desc = {
90  	.clks = vpp0_clks,
91  	.num_clks = ARRAY_SIZE(vpp0_clks),
92  };
93  
94  static const struct of_device_id of_match_clk_mt8195_vpp0[] = {
95  	{
96  		.compatible = "mediatek,mt8195-vppsys0",
97  		.data = &vpp0_desc,
98  	}, {
99  		/* sentinel */
100  	}
101  };
102  
103  static struct platform_driver clk_mt8195_vpp0_drv = {
104  	.probe = mtk_clk_simple_probe,
105  	.remove = mtk_clk_simple_remove,
106  	.driver = {
107  		.name = "clk-mt8195-vpp0",
108  		.of_match_table = of_match_clk_mt8195_vpp0,
109  	},
110  };
111  builtin_platform_driver(clk_mt8195_vpp0_drv);
112