1 // SPDX-License-Identifier: GPL-2.0-only 2 /* Copyright (c) 2017 MediaTek Inc. 3 * Author: Kevin Chen <kevin-cw.chen@mediatek.com> 4 */ 5 6 #include <linux/clk-provider.h> 7 #include <linux/platform_device.h> 8 #include <dt-bindings/clock/mt6797-clk.h> 9 10 #include "clk-mtk.h" 11 #include "clk-gate.h" 12 13 static const struct mtk_gate_regs img_cg_regs = { 14 .set_ofs = 0x0004, 15 .clr_ofs = 0x0008, 16 .sta_ofs = 0x0000, 17 }; 18 19 #define GATE_IMG(_id, _name, _parent, _shift) \ 20 GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 21 22 static const struct mtk_gate img_clks[] = { 23 GATE_IMG(CLK_IMG_FDVT, "img_fdvt", "mm_sel", 11), 24 GATE_IMG(CLK_IMG_DPE, "img_dpe", "mm_sel", 10), 25 GATE_IMG(CLK_IMG_DIP, "img_dip", "mm_sel", 6), 26 GATE_IMG(CLK_IMG_LARB6, "img_larb6", "mm_sel", 0), 27 }; 28 29 static const struct mtk_clk_desc img_desc = { 30 .clks = img_clks, 31 .num_clks = ARRAY_SIZE(img_clks), 32 }; 33 34 static const struct of_device_id of_match_clk_mt6797_img[] = { 35 { 36 .compatible = "mediatek,mt6797-imgsys", 37 .data = &img_desc, 38 }, { 39 /* sentinel */ 40 } 41 }; 42 MODULE_DEVICE_TABLE(of, of_match_clk_mt6797_img); 43 44 static struct platform_driver clk_mt6797_img_drv = { 45 .probe = mtk_clk_simple_probe, 46 .remove = mtk_clk_simple_remove, 47 .driver = { 48 .name = "clk-mt6797-img", 49 .of_match_table = of_match_clk_mt6797_img, 50 }, 51 }; 52 module_platform_driver(clk_mt6797_img_drv); 53 54 MODULE_DESCRIPTION("MediaTek MT6797 imgsys clocks driver"); 55 MODULE_LICENSE("GPL"); 56