1 // SPDX-License-Identifier: GPL-2.0-only 2 // 3 // Copyright (c) 2021 MediaTek Inc. 4 // Author: Chun-Jie Chen <chun-jie.chen@mediatek.com> 5 6 #include "clk-gate.h" 7 #include "clk-mtk.h" 8 9 #include <dt-bindings/clock/mt8195-clk.h> 10 #include <linux/clk-provider.h> 11 #include <linux/platform_device.h> 12 13 static const struct mtk_gate_regs wpe_cg_regs = { 14 .set_ofs = 0x0, 15 .clr_ofs = 0x0, 16 .sta_ofs = 0x0, 17 }; 18 19 static const struct mtk_gate_regs wpe_vpp0_cg_regs = { 20 .set_ofs = 0x58, 21 .clr_ofs = 0x58, 22 .sta_ofs = 0x58, 23 }; 24 25 static const struct mtk_gate_regs wpe_vpp1_cg_regs = { 26 .set_ofs = 0x5c, 27 .clr_ofs = 0x5c, 28 .sta_ofs = 0x5c, 29 }; 30 31 #define GATE_WPE(_id, _name, _parent, _shift) \ 32 GATE_MTK(_id, _name, _parent, &wpe_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv) 33 34 #define GATE_WPE_VPP0(_id, _name, _parent, _shift) \ 35 GATE_MTK(_id, _name, _parent, &wpe_vpp0_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv) 36 37 #define GATE_WPE_VPP1(_id, _name, _parent, _shift) \ 38 GATE_MTK(_id, _name, _parent, &wpe_vpp1_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv) 39 40 static const struct mtk_gate wpe_clks[] = { 41 GATE_WPE(CLK_WPE_VPP0, "wpe_vpp0", "top_wpe_vpp", 16), 42 GATE_WPE(CLK_WPE_VPP1, "wpe_vpp1", "top_wpe_vpp", 17), 43 GATE_WPE(CLK_WPE_SMI_LARB7, "wpe_smi_larb7", "top_wpe_vpp", 18), 44 GATE_WPE(CLK_WPE_SMI_LARB8, "wpe_smi_larb8", "top_wpe_vpp", 19), 45 GATE_WPE(CLK_WPE_EVENT_TX, "wpe_event_tx", "top_wpe_vpp", 20), 46 GATE_WPE(CLK_WPE_SMI_LARB7_P, "wpe_smi_larb7_p", "top_wpe_vpp", 24), 47 GATE_WPE(CLK_WPE_SMI_LARB8_P, "wpe_smi_larb8_p", "top_wpe_vpp", 25), 48 }; 49 50 static const struct mtk_gate wpe_vpp0_clks[] = { 51 /* WPE_VPP0 */ 52 GATE_WPE_VPP0(CLK_WPE_VPP0_VGEN, "wpe_vpp0_vgen", "top_img", 0), 53 GATE_WPE_VPP0(CLK_WPE_VPP0_EXT, "wpe_vpp0_ext", "top_img", 1), 54 GATE_WPE_VPP0(CLK_WPE_VPP0_VFC, "wpe_vpp0_vfc", "top_img", 2), 55 GATE_WPE_VPP0(CLK_WPE_VPP0_CACH0_TOP, "wpe_vpp0_cach0_top", "top_img", 3), 56 GATE_WPE_VPP0(CLK_WPE_VPP0_CACH0_DMA, "wpe_vpp0_cach0_dma", "top_img", 4), 57 GATE_WPE_VPP0(CLK_WPE_VPP0_CACH1_TOP, "wpe_vpp0_cach1_top", "top_img", 5), 58 GATE_WPE_VPP0(CLK_WPE_VPP0_CACH1_DMA, "wpe_vpp0_cach1_dma", "top_img", 6), 59 GATE_WPE_VPP0(CLK_WPE_VPP0_CACH2_TOP, "wpe_vpp0_cach2_top", "top_img", 7), 60 GATE_WPE_VPP0(CLK_WPE_VPP0_CACH2_DMA, "wpe_vpp0_cach2_dma", "top_img", 8), 61 GATE_WPE_VPP0(CLK_WPE_VPP0_CACH3_TOP, "wpe_vpp0_cach3_top", "top_img", 9), 62 GATE_WPE_VPP0(CLK_WPE_VPP0_CACH3_DMA, "wpe_vpp0_cach3_dma", "top_img", 10), 63 GATE_WPE_VPP0(CLK_WPE_VPP0_PSP, "wpe_vpp0_psp", "top_img", 11), 64 GATE_WPE_VPP0(CLK_WPE_VPP0_PSP2, "wpe_vpp0_psp2", "top_img", 12), 65 GATE_WPE_VPP0(CLK_WPE_VPP0_SYNC, "wpe_vpp0_sync", "top_img", 13), 66 GATE_WPE_VPP0(CLK_WPE_VPP0_C24, "wpe_vpp0_c24", "top_img", 14), 67 GATE_WPE_VPP0(CLK_WPE_VPP0_MDP_CROP, "wpe_vpp0_mdp_crop", "top_img", 15), 68 GATE_WPE_VPP0(CLK_WPE_VPP0_ISP_CROP, "wpe_vpp0_isp_crop", "top_img", 16), 69 GATE_WPE_VPP0(CLK_WPE_VPP0_TOP, "wpe_vpp0_top", "top_img", 17), 70 /* WPE_VPP1 */ 71 GATE_WPE_VPP1(CLK_WPE_VPP0_VECI, "wpe_vpp0_veci", "top_img", 0), 72 GATE_WPE_VPP1(CLK_WPE_VPP0_VEC2I, "wpe_vpp0_vec2i", "top_img", 1), 73 GATE_WPE_VPP1(CLK_WPE_VPP0_VEC3I, "wpe_vpp0_vec3i", "top_img", 2), 74 GATE_WPE_VPP1(CLK_WPE_VPP0_WPEO, "wpe_vpp0_wpeo", "top_img", 3), 75 GATE_WPE_VPP1(CLK_WPE_VPP0_MSKO, "wpe_vpp0_msko", "top_img", 4), 76 }; 77 78 static const struct mtk_gate wpe_vpp1_clks[] = { 79 /* WPE_VPP0 */ 80 GATE_WPE_VPP0(CLK_WPE_VPP1_VGEN, "wpe_vpp1_vgen", "top_img", 0), 81 GATE_WPE_VPP0(CLK_WPE_VPP1_EXT, "wpe_vpp1_ext", "top_img", 1), 82 GATE_WPE_VPP0(CLK_WPE_VPP1_VFC, "wpe_vpp1_vfc", "top_img", 2), 83 GATE_WPE_VPP0(CLK_WPE_VPP1_CACH0_TOP, "wpe_vpp1_cach0_top", "top_img", 3), 84 GATE_WPE_VPP0(CLK_WPE_VPP1_CACH0_DMA, "wpe_vpp1_cach0_dma", "top_img", 4), 85 GATE_WPE_VPP0(CLK_WPE_VPP1_CACH1_TOP, "wpe_vpp1_cach1_top", "top_img", 5), 86 GATE_WPE_VPP0(CLK_WPE_VPP1_CACH1_DMA, "wpe_vpp1_cach1_dma", "top_img", 6), 87 GATE_WPE_VPP0(CLK_WPE_VPP1_CACH2_TOP, "wpe_vpp1_cach2_top", "top_img", 7), 88 GATE_WPE_VPP0(CLK_WPE_VPP1_CACH2_DMA, "wpe_vpp1_cach2_dma", "top_img", 8), 89 GATE_WPE_VPP0(CLK_WPE_VPP1_CACH3_TOP, "wpe_vpp1_cach3_top", "top_img", 9), 90 GATE_WPE_VPP0(CLK_WPE_VPP1_CACH3_DMA, "wpe_vpp1_cach3_dma", "top_img", 10), 91 GATE_WPE_VPP0(CLK_WPE_VPP1_PSP, "wpe_vpp1_psp", "top_img", 11), 92 GATE_WPE_VPP0(CLK_WPE_VPP1_PSP2, "wpe_vpp1_psp2", "top_img", 12), 93 GATE_WPE_VPP0(CLK_WPE_VPP1_SYNC, "wpe_vpp1_sync", "top_img", 13), 94 GATE_WPE_VPP0(CLK_WPE_VPP1_C24, "wpe_vpp1_c24", "top_img", 14), 95 GATE_WPE_VPP0(CLK_WPE_VPP1_MDP_CROP, "wpe_vpp1_mdp_crop", "top_img", 15), 96 GATE_WPE_VPP0(CLK_WPE_VPP1_ISP_CROP, "wpe_vpp1_isp_crop", "top_img", 16), 97 GATE_WPE_VPP0(CLK_WPE_VPP1_TOP, "wpe_vpp1_top", "top_img", 17), 98 /* WPE_VPP1 */ 99 GATE_WPE_VPP1(CLK_WPE_VPP1_VECI, "wpe_vpp1_veci", "top_img", 0), 100 GATE_WPE_VPP1(CLK_WPE_VPP1_VEC2I, "wpe_vpp1_vec2i", "top_img", 1), 101 GATE_WPE_VPP1(CLK_WPE_VPP1_VEC3I, "wpe_vpp1_vec3i", "top_img", 2), 102 GATE_WPE_VPP1(CLK_WPE_VPP1_WPEO, "wpe_vpp1_wpeo", "top_img", 3), 103 GATE_WPE_VPP1(CLK_WPE_VPP1_MSKO, "wpe_vpp1_msko", "top_img", 4), 104 }; 105 106 static const struct mtk_clk_desc wpe_desc = { 107 .clks = wpe_clks, 108 .num_clks = ARRAY_SIZE(wpe_clks), 109 }; 110 111 static const struct mtk_clk_desc wpe_vpp0_desc = { 112 .clks = wpe_vpp0_clks, 113 .num_clks = ARRAY_SIZE(wpe_vpp0_clks), 114 }; 115 116 static const struct mtk_clk_desc wpe_vpp1_desc = { 117 .clks = wpe_vpp1_clks, 118 .num_clks = ARRAY_SIZE(wpe_vpp1_clks), 119 }; 120 121 static const struct of_device_id of_match_clk_mt8195_wpe[] = { 122 { 123 .compatible = "mediatek,mt8195-wpesys", 124 .data = &wpe_desc, 125 }, { 126 .compatible = "mediatek,mt8195-wpesys_vpp0", 127 .data = &wpe_vpp0_desc, 128 }, { 129 .compatible = "mediatek,mt8195-wpesys_vpp1", 130 .data = &wpe_vpp1_desc, 131 }, { 132 /* sentinel */ 133 } 134 }; 135 MODULE_DEVICE_TABLE(of, of_match_clk_mt8195_wpe); 136 137 static struct platform_driver clk_mt8195_wpe_drv = { 138 .probe = mtk_clk_simple_probe, 139 .remove = mtk_clk_simple_remove, 140 .driver = { 141 .name = "clk-mt8195-wpe", 142 .of_match_table = of_match_clk_mt8195_wpe, 143 }, 144 }; 145 module_platform_driver(clk_mt8195_wpe_drv); 146 MODULE_LICENSE("GPL"); 147