1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (c) 2017 MediaTek Inc. 4 * Author: Weiyi Lu <weiyi.lu@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/mt2712-clk.h> 14 15 static const struct mtk_gate_regs mm0_cg_regs = { 16 .set_ofs = 0x104, 17 .clr_ofs = 0x108, 18 .sta_ofs = 0x100, 19 }; 20 21 static const struct mtk_gate_regs mm1_cg_regs = { 22 .set_ofs = 0x114, 23 .clr_ofs = 0x118, 24 .sta_ofs = 0x110, 25 }; 26 27 static const struct mtk_gate_regs mm2_cg_regs = { 28 .set_ofs = 0x224, 29 .clr_ofs = 0x228, 30 .sta_ofs = 0x220, 31 }; 32 33 #define GATE_MM0(_id, _name, _parent, _shift) \ 34 GATE_MTK(_id, _name, _parent, &mm0_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 35 36 #define GATE_MM1(_id, _name, _parent, _shift) \ 37 GATE_MTK(_id, _name, _parent, &mm1_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 38 39 #define GATE_MM2(_id, _name, _parent, _shift) \ 40 GATE_MTK(_id, _name, _parent, &mm2_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 41 42 static const struct mtk_gate mm_clks[] = { 43 /* MM0 */ 44 GATE_MM0(CLK_MM_SMI_COMMON, "mm_smi_common", "mm_sel", 0), 45 GATE_MM0(CLK_MM_SMI_LARB0, "mm_smi_larb0", "mm_sel", 1), 46 GATE_MM0(CLK_MM_CAM_MDP, "mm_cam_mdp", "mm_sel", 2), 47 GATE_MM0(CLK_MM_MDP_RDMA0, "mm_mdp_rdma0", "mm_sel", 3), 48 GATE_MM0(CLK_MM_MDP_RDMA1, "mm_mdp_rdma1", "mm_sel", 4), 49 GATE_MM0(CLK_MM_MDP_RSZ0, "mm_mdp_rsz0", "mm_sel", 5), 50 GATE_MM0(CLK_MM_MDP_RSZ1, "mm_mdp_rsz1", "mm_sel", 6), 51 GATE_MM0(CLK_MM_MDP_RSZ2, "mm_mdp_rsz2", "mm_sel", 7), 52 GATE_MM0(CLK_MM_MDP_TDSHP0, "mm_mdp_tdshp0", "mm_sel", 8), 53 GATE_MM0(CLK_MM_MDP_TDSHP1, "mm_mdp_tdshp1", "mm_sel", 9), 54 GATE_MM0(CLK_MM_MDP_CROP, "mm_mdp_crop", "mm_sel", 10), 55 GATE_MM0(CLK_MM_MDP_WDMA, "mm_mdp_wdma", "mm_sel", 11), 56 GATE_MM0(CLK_MM_MDP_WROT0, "mm_mdp_wrot0", "mm_sel", 12), 57 GATE_MM0(CLK_MM_MDP_WROT1, "mm_mdp_wrot1", "mm_sel", 13), 58 GATE_MM0(CLK_MM_FAKE_ENG, "mm_fake_eng", "mm_sel", 14), 59 GATE_MM0(CLK_MM_MUTEX_32K, "mm_mutex_32k", "clk32k", 15), 60 GATE_MM0(CLK_MM_DISP_OVL0, "mm_disp_ovl0", "mm_sel", 16), 61 GATE_MM0(CLK_MM_DISP_OVL1, "mm_disp_ovl1", "mm_sel", 17), 62 GATE_MM0(CLK_MM_DISP_RDMA0, "mm_disp_rdma0", "mm_sel", 18), 63 GATE_MM0(CLK_MM_DISP_RDMA1, "mm_disp_rdma1", "mm_sel", 19), 64 GATE_MM0(CLK_MM_DISP_RDMA2, "mm_disp_rdma2", "mm_sel", 20), 65 GATE_MM0(CLK_MM_DISP_WDMA0, "mm_disp_wdma0", "mm_sel", 21), 66 GATE_MM0(CLK_MM_DISP_WDMA1, "mm_disp_wdma1", "mm_sel", 22), 67 GATE_MM0(CLK_MM_DISP_COLOR0, "mm_disp_color0", "mm_sel", 23), 68 GATE_MM0(CLK_MM_DISP_COLOR1, "mm_disp_color1", "mm_sel", 24), 69 GATE_MM0(CLK_MM_DISP_AAL, "mm_disp_aal", "mm_sel", 25), 70 GATE_MM0(CLK_MM_DISP_GAMMA, "mm_disp_gamma", "mm_sel", 26), 71 GATE_MM0(CLK_MM_DISP_UFOE, "mm_disp_ufoe", "mm_sel", 27), 72 GATE_MM0(CLK_MM_DISP_SPLIT0, "mm_disp_split0", "mm_sel", 28), 73 GATE_MM0(CLK_MM_DISP_OD, "mm_disp_od", "mm_sel", 31), 74 /* MM1 */ 75 GATE_MM1(CLK_MM_DISP_PWM0_MM, "mm_pwm0_mm", "mm_sel", 0), 76 GATE_MM1(CLK_MM_DISP_PWM0_26M, "mm_pwm0_26m", "pwm_sel", 1), 77 GATE_MM1(CLK_MM_DISP_PWM1_MM, "mm_pwm1_mm", "mm_sel", 2), 78 GATE_MM1(CLK_MM_DISP_PWM1_26M, "mm_pwm1_26m", "pwm_sel", 3), 79 GATE_MM1(CLK_MM_DSI0_ENGINE, "mm_dsi0_engine", "mm_sel", 4), 80 GATE_MM1(CLK_MM_DSI0_DIGITAL, "mm_dsi0_digital", "dsi0_lntc", 5), 81 GATE_MM1(CLK_MM_DSI1_ENGINE, "mm_dsi1_engine", "mm_sel", 6), 82 GATE_MM1(CLK_MM_DSI1_DIGITAL, "mm_dsi1_digital", "dsi1_lntc", 7), 83 GATE_MM1(CLK_MM_DPI_PIXEL, "mm_dpi_pixel", "vpll_dpix", 8), 84 GATE_MM1(CLK_MM_DPI_ENGINE, "mm_dpi_engine", "mm_sel", 9), 85 GATE_MM1(CLK_MM_DPI1_PIXEL, "mm_dpi1_pixel", "vpll3_dpix", 10), 86 GATE_MM1(CLK_MM_DPI1_ENGINE, "mm_dpi1_engine", "mm_sel", 11), 87 GATE_MM1(CLK_MM_LVDS_PIXEL, "mm_lvds_pixel", "vpll_dpix", 16), 88 GATE_MM1(CLK_MM_LVDS_CTS, "mm_lvds_cts", "lvdstx", 17), 89 GATE_MM1(CLK_MM_SMI_LARB4, "mm_smi_larb4", "mm_sel", 18), 90 GATE_MM1(CLK_MM_SMI_COMMON1, "mm_smi_common1", "mm_sel", 21), 91 GATE_MM1(CLK_MM_SMI_LARB5, "mm_smi_larb5", "mm_sel", 22), 92 GATE_MM1(CLK_MM_MDP_RDMA2, "mm_mdp_rdma2", "mm_sel", 23), 93 GATE_MM1(CLK_MM_MDP_TDSHP2, "mm_mdp_tdshp2", "mm_sel", 24), 94 GATE_MM1(CLK_MM_DISP_OVL2, "mm_disp_ovl2", "mm_sel", 25), 95 GATE_MM1(CLK_MM_DISP_WDMA2, "mm_disp_wdma2", "mm_sel", 26), 96 GATE_MM1(CLK_MM_DISP_COLOR2, "mm_disp_color2", "mm_sel", 27), 97 GATE_MM1(CLK_MM_DISP_AAL1, "mm_disp_aal1", "mm_sel", 28), 98 GATE_MM1(CLK_MM_DISP_OD1, "mm_disp_od1", "mm_sel", 29), 99 GATE_MM1(CLK_MM_LVDS1_PIXEL, "mm_lvds1_pixel", "vpll3_dpix", 30), 100 GATE_MM1(CLK_MM_LVDS1_CTS, "mm_lvds1_cts", "lvdstx3", 31), 101 /* MM2 */ 102 GATE_MM2(CLK_MM_SMI_LARB7, "mm_smi_larb7", "mm_sel", 0), 103 GATE_MM2(CLK_MM_MDP_RDMA3, "mm_mdp_rdma3", "mm_sel", 1), 104 GATE_MM2(CLK_MM_MDP_WROT2, "mm_mdp_wrot2", "mm_sel", 2), 105 GATE_MM2(CLK_MM_DSI2, "mm_dsi2", "mm_sel", 3), 106 GATE_MM2(CLK_MM_DSI2_DIGITAL, "mm_dsi2_digital", "dsi0_lntc", 4), 107 GATE_MM2(CLK_MM_DSI3, "mm_dsi3", "mm_sel", 5), 108 GATE_MM2(CLK_MM_DSI3_DIGITAL, "mm_dsi3_digital", "dsi1_lntc", 6), 109 }; 110 111 static const struct mtk_clk_desc mm_desc = { 112 .clks = mm_clks, 113 .num_clks = ARRAY_SIZE(mm_clks), 114 }; 115 116 static const struct platform_device_id clk_mt2712_mm_id_table[] = { 117 { .name = "clk-mt2712-mm", .driver_data = (kernel_ulong_t)&mm_desc }, 118 { /* sentinel */ } 119 }; 120 MODULE_DEVICE_TABLE(platform, clk_mt2712_mm_id_table); 121 122 static struct platform_driver clk_mt2712_mm_drv = { 123 .probe = mtk_clk_pdev_probe, 124 .remove = mtk_clk_pdev_remove, 125 .driver = { 126 .name = "clk-mt2712-mm", 127 }, 128 .id_table = clk_mt2712_mm_id_table, 129 }; 130 module_platform_driver(clk_mt2712_mm_drv); 131 MODULE_LICENSE("GPL"); 132