1 // SPDX-License-Identifier: GPL-2.0-only 2 // 3 // Copyright (c) 2022 MediaTek Inc. 4 // Author: Chun-Jie Chen <chun-jie.chen@mediatek.com> 5 6 #include <linux/clk-provider.h> 7 #include <linux/platform_device.h> 8 #include <dt-bindings/clock/mt8186-clk.h> 9 10 #include "clk-gate.h" 11 #include "clk-mtk.h" 12 13 static const struct mtk_gate_regs mdp0_cg_regs = { 14 .set_ofs = 0x104, 15 .clr_ofs = 0x108, 16 .sta_ofs = 0x100, 17 }; 18 19 static const struct mtk_gate_regs mdp2_cg_regs = { 20 .set_ofs = 0x124, 21 .clr_ofs = 0x128, 22 .sta_ofs = 0x120, 23 }; 24 25 #define GATE_MDP0(_id, _name, _parent, _shift) \ 26 GATE_MTK(_id, _name, _parent, &mdp0_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 27 28 #define GATE_MDP2(_id, _name, _parent, _shift) \ 29 GATE_MTK(_id, _name, _parent, &mdp2_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 30 31 static const struct mtk_gate mdp_clks[] = { 32 /* MDP0 */ 33 GATE_MDP0(CLK_MDP_RDMA0, "mdp_rdma0", "top_mdp", 0), 34 GATE_MDP0(CLK_MDP_TDSHP0, "mdp_tdshp0", "top_mdp", 1), 35 GATE_MDP0(CLK_MDP_IMG_DL_ASYNC0, "mdp_img_dl_async0", "top_mdp", 2), 36 GATE_MDP0(CLK_MDP_IMG_DL_ASYNC1, "mdp_img_dl_async1", "top_mdp", 3), 37 GATE_MDP0(CLK_MDP_DISP_RDMA, "mdp_disp_rdma", "top_mdp", 4), 38 GATE_MDP0(CLK_MDP_HMS, "mdp_hms", "top_mdp", 5), 39 GATE_MDP0(CLK_MDP_SMI0, "mdp_smi0", "top_mdp", 6), 40 GATE_MDP0(CLK_MDP_APB_BUS, "mdp_apb_bus", "top_mdp", 7), 41 GATE_MDP0(CLK_MDP_WROT0, "mdp_wrot0", "top_mdp", 8), 42 GATE_MDP0(CLK_MDP_RSZ0, "mdp_rsz0", "top_mdp", 9), 43 GATE_MDP0(CLK_MDP_HDR0, "mdp_hdr0", "top_mdp", 10), 44 GATE_MDP0(CLK_MDP_MUTEX0, "mdp_mutex0", "top_mdp", 11), 45 GATE_MDP0(CLK_MDP_WROT1, "mdp_wrot1", "top_mdp", 12), 46 GATE_MDP0(CLK_MDP_RSZ1, "mdp_rsz1", "top_mdp", 13), 47 GATE_MDP0(CLK_MDP_FAKE_ENG0, "mdp_fake_eng0", "top_mdp", 14), 48 GATE_MDP0(CLK_MDP_AAL0, "mdp_aal0", "top_mdp", 15), 49 GATE_MDP0(CLK_MDP_DISP_WDMA, "mdp_disp_wdma", "top_mdp", 16), 50 GATE_MDP0(CLK_MDP_COLOR, "mdp_color", "top_mdp", 17), 51 GATE_MDP0(CLK_MDP_IMG_DL_ASYNC2, "mdp_img_dl_async2", "top_mdp", 18), 52 /* MDP2 */ 53 GATE_MDP2(CLK_MDP_IMG_DL_RELAY0_ASYNC0, "mdp_img_dl_rel0_as0", "top_mdp", 0), 54 GATE_MDP2(CLK_MDP_IMG_DL_RELAY1_ASYNC1, "mdp_img_dl_rel1_as1", "top_mdp", 8), 55 GATE_MDP2(CLK_MDP_IMG_DL_RELAY2_ASYNC2, "mdp_img_dl_rel2_as2", "top_mdp", 24), 56 }; 57 58 static const struct mtk_clk_desc mdp_desc = { 59 .clks = mdp_clks, 60 .num_clks = ARRAY_SIZE(mdp_clks), 61 }; 62 63 static const struct of_device_id of_match_clk_mt8186_mdp[] = { 64 { 65 .compatible = "mediatek,mt8186-mdpsys", 66 .data = &mdp_desc, 67 }, { 68 /* sentinel */ 69 } 70 }; 71 MODULE_DEVICE_TABLE(of, of_match_clk_mt8186_mdp); 72 73 static struct platform_driver clk_mt8186_mdp_drv = { 74 .probe = mtk_clk_simple_probe, 75 .remove = mtk_clk_simple_remove, 76 .driver = { 77 .name = "clk-mt8186-mdp", 78 .of_match_table = of_match_clk_mt8186_mdp, 79 }, 80 }; 81 module_platform_driver(clk_mt8186_mdp_drv); 82 MODULE_LICENSE("GPL"); 83