1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (c) 2018 MediaTek Inc.
4 * Author: Owen Chen <owen.chen@mediatek.com>
5 */
6
7#include <linux/clk-provider.h>
8#include <linux/platform_device.h>
9
10#include "clk-mtk.h"
11#include "clk-gate.h"
12
13#include <dt-bindings/clock/mt6765-clk.h>
14
15static const struct mtk_gate_regs mm_cg_regs = {
16 .set_ofs = 0x104,
17 .clr_ofs = 0x108,
18 .sta_ofs = 0x100,
19};
20
21#define GATE_MM(_id, _name, _parent, _shift) \
22 GATE_MTK(_id, _name, _parent, &mm_cg_regs, _shift, &mtk_clk_gate_ops_setclr)
23
24static const struct mtk_gate mm_clks[] = {
25 /* MM */
26 GATE_MM(CLK_MM_MDP_RDMA0, "mm_mdp_rdma0", "mm_ck", 0),
27 GATE_MM(CLK_MM_MDP_CCORR0, "mm_mdp_ccorr0", "mm_ck", 1),
28 GATE_MM(CLK_MM_MDP_RSZ0, "mm_mdp_rsz0", "mm_ck", 2),
29 GATE_MM(CLK_MM_MDP_RSZ1, "mm_mdp_rsz1", "mm_ck", 3),
30 GATE_MM(CLK_MM_MDP_TDSHP0, "mm_mdp_tdshp0", "mm_ck", 4),
31 GATE_MM(CLK_MM_MDP_WROT0, "mm_mdp_wrot0", "mm_ck", 5),
32 GATE_MM(CLK_MM_MDP_WDMA0, "mm_mdp_wdma0", "mm_ck", 6),
33 GATE_MM(CLK_MM_DISP_OVL0, "mm_disp_ovl0", "mm_ck", 7),
34 GATE_MM(CLK_MM_DISP_OVL0_2L, "mm_disp_ovl0_2l", "mm_ck", 8),
35 GATE_MM(CLK_MM_DISP_RSZ0, "mm_disp_rsz0", "mm_ck", 9),
36 GATE_MM(CLK_MM_DISP_RDMA0, "mm_disp_rdma0", "mm_ck", 10),
37 GATE_MM(CLK_MM_DISP_WDMA0, "mm_disp_wdma0", "mm_ck", 11),
38 GATE_MM(CLK_MM_DISP_COLOR0, "mm_disp_color0", "mm_ck", 12),
39 GATE_MM(CLK_MM_DISP_CCORR0, "mm_disp_ccorr0", "mm_ck", 13),
40 GATE_MM(CLK_MM_DISP_AAL0, "mm_disp_aal0", "mm_ck", 14),
41 GATE_MM(CLK_MM_DISP_GAMMA0, "mm_disp_gamma0", "mm_ck", 15),
42 GATE_MM(CLK_MM_DISP_DITHER0, "mm_disp_dither0", "mm_ck", 16),
43 GATE_MM(CLK_MM_DSI0, "mm_dsi0", "mm_ck", 17),
44 GATE_MM(CLK_MM_FAKE_ENG, "mm_fake_eng", "mm_ck", 18),
45 GATE_MM(CLK_MM_SMI_COMMON, "mm_smi_common", "mm_ck", 19),
46 GATE_MM(CLK_MM_SMI_LARB0, "mm_smi_larb0", "mm_ck", 20),
47 GATE_MM(CLK_MM_SMI_COMM0, "mm_smi_comm0", "mm_ck", 21),
48 GATE_MM(CLK_MM_SMI_COMM1, "mm_smi_comm1", "mm_ck", 22),
49 GATE_MM(CLK_MM_CAM_MDP, "mm_cam_mdp_ck", "mm_ck", 23),
50 GATE_MM(CLK_MM_SMI_IMG, "mm_smi_img_ck", "mm_ck", 24),
51 GATE_MM(CLK_MM_SMI_CAM, "mm_smi_cam_ck", "mm_ck", 25),
52 GATE_MM(CLK_MM_IMG_DL_RELAY, "mm_img_dl_relay", "mm_ck", 26),
53 GATE_MM(CLK_MM_IMG_DL_ASYNC_TOP, "mm_imgdl_async", "mm_ck", 27),
54 GATE_MM(CLK_MM_DIG_DSI, "mm_dig_dsi_ck", "mm_ck", 28),
55 GATE_MM(CLK_MM_F26M_HRTWT, "mm_hrtwt", "f_f26m_ck", 29),
56};
57
58static const struct mtk_clk_desc mm_desc = {
59 .clks = mm_clks,
60 .num_clks = ARRAY_SIZE(mm_clks),
61};
62
63static const struct of_device_id of_match_clk_mt6765_mm[] = {
64 {
65 .compatible = "mediatek,mt6765-mmsys",
66 .data = &mm_desc,
67 }, {
68 /* sentinel */
69 }
70};
71MODULE_DEVICE_TABLE(of, of_match_clk_mt6765_mm);
72
73static struct platform_driver clk_mt6765_mm_drv = {
74 .probe = mtk_clk_simple_probe,
75 .remove_new = mtk_clk_simple_remove,
76 .driver = {
77 .name = "clk-mt6765-mm",
78 .of_match_table = of_match_clk_mt6765_mm,
79 },
80};
81module_platform_driver(clk_mt6765_mm_drv);
82MODULE_LICENSE("GPL");
83

source code of linux/drivers/clk/mediatek/clk-mt6765-mm.c