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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 | // SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2017 MediaTek Inc. * Author: Weiyi Lu <weiyi.lu@mediatek.com> */ #include <linux/clk-provider.h> #include <linux/platform_device.h> #include "clk-mtk.h" #include "clk-gate.h" #include <dt-bindings/clock/mt2712-clk.h> static const struct mtk_gate_regs mm0_cg_regs = { .set_ofs = 0x104, .clr_ofs = 0x108, .sta_ofs = 0x100, }; static const struct mtk_gate_regs mm1_cg_regs = { .set_ofs = 0x114, .clr_ofs = 0x118, .sta_ofs = 0x110, }; static const struct mtk_gate_regs mm2_cg_regs = { .set_ofs = 0x224, .clr_ofs = 0x228, .sta_ofs = 0x220, }; #define GATE_MM0(_id, _name, _parent, _shift) { \ .id = _id, \ .name = _name, \ .parent_name = _parent, \ .regs = &mm0_cg_regs, \ .shift = _shift, \ .ops = &mtk_clk_gate_ops_setclr, \ } #define GATE_MM1(_id, _name, _parent, _shift) { \ .id = _id, \ .name = _name, \ .parent_name = _parent, \ .regs = &mm1_cg_regs, \ .shift = _shift, \ .ops = &mtk_clk_gate_ops_setclr, \ } #define GATE_MM2(_id, _name, _parent, _shift) { \ .id = _id, \ .name = _name, \ .parent_name = _parent, \ .regs = &mm2_cg_regs, \ .shift = _shift, \ .ops = &mtk_clk_gate_ops_setclr, \ } static const struct mtk_gate mm_clks[] = { /* MM0 */ GATE_MM0(CLK_MM_SMI_COMMON, "mm_smi_common", "mm_sel", 0), GATE_MM0(CLK_MM_SMI_LARB0, "mm_smi_larb0", "mm_sel", 1), GATE_MM0(CLK_MM_CAM_MDP, "mm_cam_mdp", "mm_sel", 2), GATE_MM0(CLK_MM_MDP_RDMA0, "mm_mdp_rdma0", "mm_sel", 3), GATE_MM0(CLK_MM_MDP_RDMA1, "mm_mdp_rdma1", "mm_sel", 4), GATE_MM0(CLK_MM_MDP_RSZ0, "mm_mdp_rsz0", "mm_sel", 5), GATE_MM0(CLK_MM_MDP_RSZ1, "mm_mdp_rsz1", "mm_sel", 6), GATE_MM0(CLK_MM_MDP_RSZ2, "mm_mdp_rsz2", "mm_sel", 7), GATE_MM0(CLK_MM_MDP_TDSHP0, "mm_mdp_tdshp0", "mm_sel", 8), GATE_MM0(CLK_MM_MDP_TDSHP1, "mm_mdp_tdshp1", "mm_sel", 9), GATE_MM0(CLK_MM_MDP_CROP, "mm_mdp_crop", "mm_sel", 10), GATE_MM0(CLK_MM_MDP_WDMA, "mm_mdp_wdma", "mm_sel", 11), GATE_MM0(CLK_MM_MDP_WROT0, "mm_mdp_wrot0", "mm_sel", 12), GATE_MM0(CLK_MM_MDP_WROT1, "mm_mdp_wrot1", "mm_sel", 13), GATE_MM0(CLK_MM_FAKE_ENG, "mm_fake_eng", "mm_sel", 14), GATE_MM0(CLK_MM_MUTEX_32K, "mm_mutex_32k", "clk32k", 15), GATE_MM0(CLK_MM_DISP_OVL0, "mm_disp_ovl0", "mm_sel", 16), GATE_MM0(CLK_MM_DISP_OVL1, "mm_disp_ovl1", "mm_sel", 17), GATE_MM0(CLK_MM_DISP_RDMA0, "mm_disp_rdma0", "mm_sel", 18), GATE_MM0(CLK_MM_DISP_RDMA1, "mm_disp_rdma1", "mm_sel", 19), GATE_MM0(CLK_MM_DISP_RDMA2, "mm_disp_rdma2", "mm_sel", 20), GATE_MM0(CLK_MM_DISP_WDMA0, "mm_disp_wdma0", "mm_sel", 21), GATE_MM0(CLK_MM_DISP_WDMA1, "mm_disp_wdma1", "mm_sel", 22), GATE_MM0(CLK_MM_DISP_COLOR0, "mm_disp_color0", "mm_sel", 23), GATE_MM0(CLK_MM_DISP_COLOR1, "mm_disp_color1", "mm_sel", 24), GATE_MM0(CLK_MM_DISP_AAL, "mm_disp_aal", "mm_sel", 25), GATE_MM0(CLK_MM_DISP_GAMMA, "mm_disp_gamma", "mm_sel", 26), GATE_MM0(CLK_MM_DISP_UFOE, "mm_disp_ufoe", "mm_sel", 27), GATE_MM0(CLK_MM_DISP_SPLIT0, "mm_disp_split0", "mm_sel", 28), GATE_MM0(CLK_MM_DISP_OD, "mm_disp_od", "mm_sel", 31), /* MM1 */ GATE_MM1(CLK_MM_DISP_PWM0_MM, "mm_pwm0_mm", "mm_sel", 0), GATE_MM1(CLK_MM_DISP_PWM0_26M, "mm_pwm0_26m", "pwm_sel", 1), GATE_MM1(CLK_MM_DISP_PWM1_MM, "mm_pwm1_mm", "mm_sel", 2), GATE_MM1(CLK_MM_DISP_PWM1_26M, "mm_pwm1_26m", "pwm_sel", 3), GATE_MM1(CLK_MM_DSI0_ENGINE, "mm_dsi0_engine", "mm_sel", 4), GATE_MM1(CLK_MM_DSI0_DIGITAL, "mm_dsi0_digital", "dsi0_lntc", 5), GATE_MM1(CLK_MM_DSI1_ENGINE, "mm_dsi1_engine", "mm_sel", 6), GATE_MM1(CLK_MM_DSI1_DIGITAL, "mm_dsi1_digital", "dsi1_lntc", 7), GATE_MM1(CLK_MM_DPI_PIXEL, "mm_dpi_pixel", "vpll_dpix", 8), GATE_MM1(CLK_MM_DPI_ENGINE, "mm_dpi_engine", "mm_sel", 9), GATE_MM1(CLK_MM_DPI1_PIXEL, "mm_dpi1_pixel", "vpll3_dpix", 10), GATE_MM1(CLK_MM_DPI1_ENGINE, "mm_dpi1_engine", "mm_sel", 11), GATE_MM1(CLK_MM_LVDS_PIXEL, "mm_lvds_pixel", "vpll_dpix", 16), GATE_MM1(CLK_MM_LVDS_CTS, "mm_lvds_cts", "lvdstx", 17), GATE_MM1(CLK_MM_SMI_LARB4, "mm_smi_larb4", "mm_sel", 18), GATE_MM1(CLK_MM_SMI_COMMON1, "mm_smi_common1", "mm_sel", 21), GATE_MM1(CLK_MM_SMI_LARB5, "mm_smi_larb5", "mm_sel", 22), GATE_MM1(CLK_MM_MDP_RDMA2, "mm_mdp_rdma2", "mm_sel", 23), GATE_MM1(CLK_MM_MDP_TDSHP2, "mm_mdp_tdshp2", "mm_sel", 24), GATE_MM1(CLK_MM_DISP_OVL2, "mm_disp_ovl2", "mm_sel", 25), GATE_MM1(CLK_MM_DISP_WDMA2, "mm_disp_wdma2", "mm_sel", 26), GATE_MM1(CLK_MM_DISP_COLOR2, "mm_disp_color2", "mm_sel", 27), GATE_MM1(CLK_MM_DISP_AAL1, "mm_disp_aal1", "mm_sel", 28), GATE_MM1(CLK_MM_DISP_OD1, "mm_disp_od1", "mm_sel", 29), GATE_MM1(CLK_MM_LVDS1_PIXEL, "mm_lvds1_pixel", "vpll3_dpix", 30), GATE_MM1(CLK_MM_LVDS1_CTS, "mm_lvds1_cts", "lvdstx3", 31), /* MM2 */ GATE_MM2(CLK_MM_SMI_LARB7, "mm_smi_larb7", "mm_sel", 0), GATE_MM2(CLK_MM_MDP_RDMA3, "mm_mdp_rdma3", "mm_sel", 1), GATE_MM2(CLK_MM_MDP_WROT2, "mm_mdp_wrot2", "mm_sel", 2), GATE_MM2(CLK_MM_DSI2, "mm_dsi2", "mm_sel", 3), GATE_MM2(CLK_MM_DSI2_DIGITAL, "mm_dsi2_digital", "dsi0_lntc", 4), GATE_MM2(CLK_MM_DSI3, "mm_dsi3", "mm_sel", 5), GATE_MM2(CLK_MM_DSI3_DIGITAL, "mm_dsi3_digital", "dsi1_lntc", 6), }; static int clk_mt2712_mm_probe(struct platform_device *pdev) { struct clk_onecell_data *clk_data; int r; struct device_node *node = pdev->dev.of_node; clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK); mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks), clk_data); r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data); if (r != 0) pr_err("%s(): could not register clock provider: %d\n", __func__, r); return r; } static const struct of_device_id of_match_clk_mt2712_mm[] = { { .compatible = "mediatek,mt2712-mmsys", }, {} }; static struct platform_driver clk_mt2712_mm_drv = { .probe = clk_mt2712_mm_probe, .driver = { .name = "clk-mt2712-mm", .of_match_table = of_match_clk_mt2712_mm, }, }; builtin_platform_driver(clk_mt2712_mm_drv); |