1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (c) 2014 MediaTek Inc. 4 * Copyright (c) 2022 Collabora Ltd. 5 * Author: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> 6 */ 7 8 #include <dt-bindings/clock/mt8173-clk.h> 9 #include <linux/module.h> 10 #include <linux/platform_device.h> 11 #include "clk-gate.h" 12 #include "clk-mtk.h" 13 14 static const struct mtk_gate_regs img_cg_regs = { 15 .set_ofs = 0x0004, 16 .clr_ofs = 0x0008, 17 .sta_ofs = 0x0000, 18 }; 19 20 #define GATE_IMG(_id, _name, _parent, _shift) \ 21 GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 22 23 static const struct mtk_gate img_clks[] = { 24 GATE_DUMMY(CLK_DUMMY, "img_dummy"), 25 GATE_IMG(CLK_IMG_LARB2_SMI, "img_larb2_smi", "mm_sel", 0), 26 GATE_IMG(CLK_IMG_CAM_SMI, "img_cam_smi", "mm_sel", 5), 27 GATE_IMG(CLK_IMG_CAM_CAM, "img_cam_cam", "mm_sel", 6), 28 GATE_IMG(CLK_IMG_SEN_TG, "img_sen_tg", "camtg_sel", 7), 29 GATE_IMG(CLK_IMG_SEN_CAM, "img_sen_cam", "mm_sel", 8), 30 GATE_IMG(CLK_IMG_CAM_SV, "img_cam_sv", "mm_sel", 9), 31 GATE_IMG(CLK_IMG_FD, "img_fd", "mm_sel", 11), 32 }; 33 34 static const struct mtk_clk_desc img_desc = { 35 .clks = img_clks, 36 .num_clks = ARRAY_SIZE(img_clks), 37 }; 38 39 static const struct of_device_id of_match_clk_mt8173_imgsys[] = { 40 { .compatible = "mediatek,mt8173-imgsys", .data = &img_desc }, 41 { /* sentinel */ } 42 }; 43 44 static struct platform_driver clk_mt8173_vdecsys_drv = { 45 .probe = mtk_clk_simple_probe, 46 .remove = mtk_clk_simple_remove, 47 .driver = { 48 .name = "clk-mt8173-imgsys", 49 .of_match_table = of_match_clk_mt8173_imgsys, 50 }, 51 }; 52 module_platform_driver(clk_mt8173_vdecsys_drv); 53 54 MODULE_DESCRIPTION("MediaTek MT8173 vdecsys clocks driver"); 55 MODULE_LICENSE("GPL"); 56