1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright (c) 2020 MediaTek Inc. 4 * Copyright (c) 2020 BayLibre, SAS 5 * Author: James Liao <jamesjj.liao@mediatek.com> 6 * Fabien Parent <fparent@baylibre.com> 7 */ 8 9 #include <linux/clk-provider.h> 10 #include <linux/mod_devicetable.h> 11 #include <linux/platform_device.h> 12 13 #include "clk-mtk.h" 14 #include "clk-gate.h" 15 16 #include <dt-bindings/clock/mt8167-clk.h> 17 18 static const struct mtk_gate_regs img_cg_regs = { 19 .set_ofs = 0x4, 20 .clr_ofs = 0x8, 21 .sta_ofs = 0x0, 22 }; 23 24 #define GATE_IMG(_id, _name, _parent, _shift) \ 25 GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 26 27 static const struct mtk_gate img_clks[] = { 28 GATE_IMG(CLK_IMG_LARB1_SMI, "img_larb1_smi", "smi_mm", 0), 29 GATE_IMG(CLK_IMG_CAM_SMI, "img_cam_smi", "smi_mm", 5), 30 GATE_IMG(CLK_IMG_CAM_CAM, "img_cam_cam", "smi_mm", 6), 31 GATE_IMG(CLK_IMG_SEN_TG, "img_sen_tg", "cam_mm", 7), 32 GATE_IMG(CLK_IMG_SEN_CAM, "img_sen_cam", "smi_mm", 8), 33 GATE_IMG(CLK_IMG_VENC, "img_venc", "smi_mm", 9), 34 }; 35 36 static const struct mtk_clk_desc img_desc = { 37 .clks = img_clks, 38 .num_clks = ARRAY_SIZE(img_clks), 39 }; 40 41 static const struct of_device_id of_match_clk_mt8167_imgsys[] = { 42 { .compatible = "mediatek,mt8167-imgsys", .data = &img_desc }, 43 { /* sentinel */ } 44 }; 45 MODULE_DEVICE_TABLE(of, of_match_clk_mt8167_imgsys); 46 47 static struct platform_driver clk_mt8167_imgsys_drv = { 48 .probe = mtk_clk_simple_probe, 49 .remove_new = mtk_clk_simple_remove, 50 .driver = { 51 .name = "clk-mt8167-imgsys", 52 .of_match_table = of_match_clk_mt8167_imgsys, 53 }, 54 }; 55 module_platform_driver(clk_mt8167_imgsys_drv); 56 57 MODULE_DESCRIPTION("MediaTek MT8167 imgsys clocks driver"); 58 MODULE_LICENSE("GPL"); 59