1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* |
3 | * Copyright (c) 2022 Collabora Ltd. |
4 | * Author: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> |
5 | */ |
6 | |
7 | #include <dt-bindings/clock/mediatek,mt6795-clk.h> |
8 | #include <linux/module.h> |
9 | #include <linux/platform_device.h> |
10 | #include "clk-gate.h" |
11 | #include "clk-mtk.h" |
12 | |
13 | #define GATE_MM0(_id, _name, _parent, _shift) \ |
14 | GATE_MTK(_id, _name, _parent, &mm0_cg_regs, _shift, &mtk_clk_gate_ops_setclr) |
15 | |
16 | #define GATE_MM1(_id, _name, _parent, _shift) \ |
17 | GATE_MTK(_id, _name, _parent, &mm1_cg_regs, _shift, &mtk_clk_gate_ops_setclr) |
18 | |
19 | static const struct mtk_gate_regs mm0_cg_regs = { |
20 | .set_ofs = 0x0104, |
21 | .clr_ofs = 0x0108, |
22 | .sta_ofs = 0x0100, |
23 | }; |
24 | |
25 | static const struct mtk_gate_regs mm1_cg_regs = { |
26 | .set_ofs = 0x0114, |
27 | .clr_ofs = 0x0118, |
28 | .sta_ofs = 0x0110, |
29 | }; |
30 | |
31 | static const struct mtk_gate mm_gates[] = { |
32 | /* MM0 */ |
33 | GATE_MM0(CLK_MM_SMI_COMMON, "mm_smi_common" , "mm_sel" , 0), |
34 | GATE_MM0(CLK_MM_SMI_LARB0, "mm_smi_larb0" , "mm_sel" , 1), |
35 | GATE_MM0(CLK_MM_CAM_MDP, "mm_cam_mdp" , "mm_sel" , 2), |
36 | GATE_MM0(CLK_MM_MDP_RDMA0, "mm_mdp_rdma0" , "mm_sel" , 3), |
37 | GATE_MM0(CLK_MM_MDP_RDMA1, "mm_mdp_rdma1" , "mm_sel" , 4), |
38 | GATE_MM0(CLK_MM_MDP_RSZ0, "mm_mdp_rsz0" , "mm_sel" , 5), |
39 | GATE_MM0(CLK_MM_MDP_RSZ1, "mm_mdp_rsz1" , "mm_sel" , 6), |
40 | GATE_MM0(CLK_MM_MDP_RSZ2, "mm_mdp_rsz2" , "mm_sel" , 7), |
41 | GATE_MM0(CLK_MM_MDP_TDSHP0, "mm_mdp_tdshp0" , "mm_sel" , 8), |
42 | GATE_MM0(CLK_MM_MDP_TDSHP1, "mm_mdp_tdshp1" , "mm_sel" , 9), |
43 | GATE_MM0(CLK_MM_MDP_CROP, "mm_mdp_crop" , "mm_sel" , 10), |
44 | GATE_MM0(CLK_MM_MDP_WDMA, "mm_mdp_wdma" , "mm_sel" , 11), |
45 | GATE_MM0(CLK_MM_MDP_WROT0, "mm_mdp_wrot0" , "mm_sel" , 12), |
46 | GATE_MM0(CLK_MM_MDP_WROT1, "mm_mdp_wrot1" , "mm_sel" , 13), |
47 | GATE_MM0(CLK_MM_FAKE_ENG, "mm_fake_eng" , "mm_sel" , 14), |
48 | GATE_MM0(CLK_MM_MUTEX_32K, "mm_mutex_32k" , "clk32k" , 15), |
49 | GATE_MM0(CLK_MM_DISP_OVL0, "mm_disp_ovl0" , "mm_sel" , 16), |
50 | GATE_MM0(CLK_MM_DISP_OVL1, "mm_disp_ovl1" , "mm_sel" , 17), |
51 | GATE_MM0(CLK_MM_DISP_RDMA0, "mm_disp_rdma0" , "mm_sel" , 18), |
52 | GATE_MM0(CLK_MM_DISP_RDMA1, "mm_disp_rdma1" , "mm_sel" , 19), |
53 | GATE_MM0(CLK_MM_DISP_RDMA2, "mm_disp_rdma2" , "mm_sel" , 20), |
54 | GATE_MM0(CLK_MM_DISP_WDMA0, "mm_disp_wdma0" , "mm_sel" , 21), |
55 | GATE_MM0(CLK_MM_DISP_WDMA1, "mm_disp_wdma1" , "mm_sel" , 22), |
56 | GATE_MM0(CLK_MM_DISP_COLOR0, "mm_disp_color0" , "mm_sel" , 23), |
57 | GATE_MM0(CLK_MM_DISP_COLOR1, "mm_disp_color1" , "mm_sel" , 24), |
58 | GATE_MM0(CLK_MM_DISP_AAL, "mm_disp_aal" , "mm_sel" , 25), |
59 | GATE_MM0(CLK_MM_DISP_GAMMA, "mm_disp_gamma" , "mm_sel" , 26), |
60 | GATE_MM0(CLK_MM_DISP_UFOE, "mm_disp_ufoe" , "mm_sel" , 27), |
61 | GATE_MM0(CLK_MM_DISP_SPLIT0, "mm_disp_split0" , "mm_sel" , 28), |
62 | GATE_MM0(CLK_MM_DISP_SPLIT1, "mm_disp_split1" , "mm_sel" , 29), |
63 | GATE_MM0(CLK_MM_DISP_MERGE, "mm_disp_merge" , "mm_sel" , 30), |
64 | GATE_MM0(CLK_MM_DISP_OD, "mm_disp_od" , "mm_sel" , 31), |
65 | |
66 | /* MM1 */ |
67 | GATE_MM1(CLK_MM_DISP_PWM0MM, "mm_disp_pwm0mm" , "mm_sel" , 0), |
68 | GATE_MM1(CLK_MM_DISP_PWM026M, "mm_disp_pwm026m" , "pwm_sel" , 1), |
69 | GATE_MM1(CLK_MM_DISP_PWM1MM, "mm_disp_pwm1mm" , "mm_sel" , 2), |
70 | GATE_MM1(CLK_MM_DISP_PWM126M, "mm_disp_pwm126m" , "pwm_sel" , 3), |
71 | GATE_MM1(CLK_MM_DSI0_ENGINE, "mm_dsi0_engine" , "mm_sel" , 4), |
72 | GATE_MM1(CLK_MM_DSI0_DIGITAL, "mm_dsi0_digital" , "dsi0_dig" , 5), |
73 | GATE_MM1(CLK_MM_DSI1_ENGINE, "mm_dsi1_engine" , "mm_sel" , 6), |
74 | GATE_MM1(CLK_MM_DSI1_DIGITAL, "mm_dsi1_digital" , "dsi1_dig" , 7), |
75 | GATE_MM1(CLK_MM_DPI_PIXEL, "mm_dpi_pixel" , "dpi0_sel" , 8), |
76 | GATE_MM1(CLK_MM_DPI_ENGINE, "mm_dpi_engine" , "mm_sel" , 9), |
77 | }; |
78 | |
79 | static const struct mtk_clk_desc mm_desc = { |
80 | .clks = mm_gates, |
81 | .num_clks = ARRAY_SIZE(mm_gates), |
82 | }; |
83 | |
84 | static const struct platform_device_id clk_mt6795_mm_id_table[] = { |
85 | { .name = "clk-mt6795-mm" , .driver_data = (kernel_ulong_t)&mm_desc }, |
86 | { /* sentinel */ } |
87 | }; |
88 | MODULE_DEVICE_TABLE(platform, clk_mt6795_mm_id_table); |
89 | |
90 | static struct platform_driver clk_mt6795_mm_drv = { |
91 | .driver = { |
92 | .name = "clk-mt6795-mm" , |
93 | }, |
94 | .id_table = clk_mt6795_mm_id_table, |
95 | .probe = mtk_clk_pdev_probe, |
96 | .remove_new = mtk_clk_pdev_remove, |
97 | }; |
98 | module_platform_driver(clk_mt6795_mm_drv); |
99 | |
100 | MODULE_DESCRIPTION("MediaTek MT6795 MultiMedia clocks driver" ); |
101 | MODULE_LICENSE("GPL" ); |
102 | |