1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (c) 2017 MediaTek Inc. 4 * Author: Kevin Chen <kevin-cw.chen@mediatek.com> 5 */ 6 7 #include <linux/clk-provider.h> 8 #include <linux/platform_device.h> 9 #include <dt-bindings/clock/mt6797-clk.h> 10 11 #include "clk-mtk.h" 12 #include "clk-gate.h" 13 14 static const struct mtk_gate_regs mm0_cg_regs = { 15 .set_ofs = 0x0104, 16 .clr_ofs = 0x0108, 17 .sta_ofs = 0x0100, 18 }; 19 20 static const struct mtk_gate_regs mm1_cg_regs = { 21 .set_ofs = 0x0114, 22 .clr_ofs = 0x0118, 23 .sta_ofs = 0x0110, 24 }; 25 26 #define GATE_MM0(_id, _name, _parent, _shift) \ 27 GATE_MTK(_id, _name, _parent, &mm0_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 28 29 #define GATE_MM1(_id, _name, _parent, _shift) \ 30 GATE_MTK(_id, _name, _parent, &mm1_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 31 32 static const struct mtk_gate mm_clks[] = { 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_SMI_LARB5, "mm_smi_larb5", "mm_sel", 2), 36 GATE_MM0(CLK_MM_CAM_MDP, "mm_cam_mdp", "mm_sel", 3), 37 GATE_MM0(CLK_MM_MDP_RDMA0, "mm_mdp_rdma0", "mm_sel", 4), 38 GATE_MM0(CLK_MM_MDP_RDMA1, "mm_mdp_rdma1", "mm_sel", 5), 39 GATE_MM0(CLK_MM_MDP_RSZ0, "mm_mdp_rsz0", "mm_sel", 6), 40 GATE_MM0(CLK_MM_MDP_RSZ1, "mm_mdp_rsz1", "mm_sel", 7), 41 GATE_MM0(CLK_MM_MDP_RSZ2, "mm_mdp_rsz2", "mm_sel", 8), 42 GATE_MM0(CLK_MM_MDP_TDSHP, "mm_mdp_tdshp", "mm_sel", 9), 43 GATE_MM0(CLK_MM_MDP_COLOR, "mm_mdp_color", "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_DISP_OVL0, "mm_disp_ovl0", "mm_sel", 15), 49 GATE_MM0(CLK_MM_DISP_OVL1, "mm_disp_ovl1", "mm_sel", 16), 50 GATE_MM0(CLK_MM_DISP_OVL0_2L, "mm_disp_ovl0_2l", "mm_sel", 17), 51 GATE_MM0(CLK_MM_DISP_OVL1_2L, "mm_disp_ovl1_2l", "mm_sel", 18), 52 GATE_MM0(CLK_MM_DISP_RDMA0, "mm_disp_rdma0", "mm_sel", 19), 53 GATE_MM0(CLK_MM_DISP_RDMA1, "mm_disp_rdma1", "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_COLOR, "mm_disp_color", "mm_sel", 23), 57 GATE_MM0(CLK_MM_DISP_CCORR, "mm_disp_ccorr", "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_OD, "mm_disp_od", "mm_sel", 27), 61 GATE_MM0(CLK_MM_DISP_DITHER, "mm_disp_dither", "mm_sel", 28), 62 GATE_MM0(CLK_MM_DISP_UFOE, "mm_disp_ufoe", "mm_sel", 29), 63 GATE_MM0(CLK_MM_DISP_DSC, "mm_disp_dsc", "mm_sel", 30), 64 GATE_MM0(CLK_MM_DISP_SPLIT, "mm_disp_split", "mm_sel", 31), 65 GATE_MM1(CLK_MM_DSI0_MM_CLOCK, "mm_dsi0_mm_clock", "mm_sel", 0), 66 GATE_MM1(CLK_MM_DSI1_MM_CLOCK, "mm_dsi1_mm_clock", "mm_sel", 2), 67 GATE_MM1(CLK_MM_DPI_MM_CLOCK, "mm_dpi_mm_clock", "mm_sel", 4), 68 GATE_MM1(CLK_MM_DPI_INTERFACE_CLOCK, "mm_dpi_interface_clock", 69 "dpi0_sel", 5), 70 GATE_MM1(CLK_MM_LARB4_AXI_ASIF_MM_CLOCK, "mm_larb4_axi_asif_mm_clock", 71 "mm_sel", 6), 72 GATE_MM1(CLK_MM_LARB4_AXI_ASIF_MJC_CLOCK, "mm_larb4_axi_asif_mjc_clock", 73 "mjc_sel", 7), 74 GATE_MM1(CLK_MM_DISP_OVL0_MOUT_CLOCK, "mm_disp_ovl0_mout_clock", 75 "mm_sel", 8), 76 GATE_MM1(CLK_MM_FAKE_ENG2, "mm_fake_eng2", "mm_sel", 9), 77 GATE_MM1(CLK_MM_DSI0_INTERFACE_CLOCK, "mm_dsi0_interface_clock", 78 "clk26m", 1), 79 GATE_MM1(CLK_MM_DSI1_INTERFACE_CLOCK, "mm_dsi1_interface_clock", 80 "clk26m", 3), 81 }; 82 83 static const struct mtk_clk_desc mm_desc = { 84 .clks = mm_clks, 85 .num_clks = ARRAY_SIZE(mm_clks), 86 }; 87 88 static const struct platform_device_id clk_mt6797_mm_id_table[] = { 89 { .name = "clk-mt6797-mm", .driver_data = (kernel_ulong_t)&mm_desc }, 90 { /* sentinel */ } 91 }; 92 MODULE_DEVICE_TABLE(platform, clk_mt6797_mm_id_table); 93 94 static struct platform_driver clk_mt6797_mm_drv = { 95 .probe = mtk_clk_pdev_probe, 96 .remove = mtk_clk_pdev_remove, 97 .driver = { 98 .name = "clk-mt6797-mm", 99 }, 100 .id_table = clk_mt6797_mm_id_table, 101 }; 102 module_platform_driver(clk_mt6797_mm_drv); 103 MODULE_LICENSE("GPL"); 104