1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright (c) 2019 MediaTek Inc. 4 * Author: Wendell Lin <wendell.lin@mediatek.com> 5 */ 6 7 #include <linux/module.h> 8 #include <linux/clk-provider.h> 9 #include <linux/platform_device.h> 10 #include <dt-bindings/clock/mt6779-clk.h> 11 12 #include "clk-mtk.h" 13 #include "clk-gate.h" 14 15 static const struct mtk_gate_regs cam_cg_regs = { 16 .set_ofs = 0x0004, 17 .clr_ofs = 0x0008, 18 .sta_ofs = 0x0000, 19 }; 20 21 #define GATE_CAM(_id, _name, _parent, _shift) \ 22 GATE_MTK(_id, _name, _parent, &cam_cg_regs, _shift, \ 23 &mtk_clk_gate_ops_setclr) 24 25 static const struct mtk_gate cam_clks[] = { 26 GATE_CAM(CLK_CAM_LARB10, "camsys_larb10", "cam_sel", 0), 27 GATE_CAM(CLK_CAM_DFP_VAD, "camsys_dfp_vad", "cam_sel", 1), 28 GATE_CAM(CLK_CAM_LARB11, "camsys_larb11", "cam_sel", 2), 29 GATE_CAM(CLK_CAM_LARB9, "camsys_larb9", "cam_sel", 3), 30 GATE_CAM(CLK_CAM_CAM, "camsys_cam", "cam_sel", 6), 31 GATE_CAM(CLK_CAM_CAMTG, "camsys_camtg", "cam_sel", 7), 32 GATE_CAM(CLK_CAM_SENINF, "camsys_seninf", "cam_sel", 8), 33 GATE_CAM(CLK_CAM_CAMSV0, "camsys_camsv0", "cam_sel", 9), 34 GATE_CAM(CLK_CAM_CAMSV1, "camsys_camsv1", "cam_sel", 10), 35 GATE_CAM(CLK_CAM_CAMSV2, "camsys_camsv2", "cam_sel", 11), 36 GATE_CAM(CLK_CAM_CAMSV3, "camsys_camsv3", "cam_sel", 12), 37 GATE_CAM(CLK_CAM_CCU, "camsys_ccu", "cam_sel", 13), 38 GATE_CAM(CLK_CAM_FAKE_ENG, "camsys_fake_eng", "cam_sel", 14), 39 }; 40 41 static const struct mtk_clk_desc cam_desc = { 42 .clks = cam_clks, 43 .num_clks = ARRAY_SIZE(cam_clks), 44 }; 45 46 static const struct of_device_id of_match_clk_mt6779_cam[] = { 47 { 48 .compatible = "mediatek,mt6779-camsys", 49 .data = &cam_desc, 50 }, { 51 /* sentinel */ 52 } 53 }; 54 55 static struct platform_driver clk_mt6779_cam_drv = { 56 .probe = mtk_clk_simple_probe, 57 .remove = mtk_clk_simple_remove, 58 .driver = { 59 .name = "clk-mt6779-cam", 60 .of_match_table = of_match_clk_mt6779_cam, 61 }, 62 }; 63 64 module_platform_driver(clk_mt6779_cam_drv); 65 MODULE_LICENSE("GPL"); 66