1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (c) 2014 MediaTek Inc. 4 * Author: Shunli Wang <shunli.wang@mediatek.com> 5 */ 6 7 #include <linux/clk-provider.h> 8 #include <linux/platform_device.h> 9 10 #include "clk-mtk.h" 11 #include "clk-gate.h" 12 13 #include <dt-bindings/clock/mt2701-clk.h> 14 15 static const struct mtk_gate_regs img_cg_regs = { 16 .set_ofs = 0x0004, 17 .clr_ofs = 0x0008, 18 .sta_ofs = 0x0000, 19 }; 20 21 #define GATE_IMG(_id, _name, _parent, _shift) \ 22 GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 23 24 static const struct mtk_gate img_clks[] = { 25 GATE_DUMMY(CLK_DUMMY, "img_dummy"), 26 GATE_IMG(CLK_IMG_SMI_COMM, "img_smi_comm", "mm_sel", 0), 27 GATE_IMG(CLK_IMG_RESZ, "img_resz", "mm_sel", 1), 28 GATE_IMG(CLK_IMG_JPGDEC_SMI, "img_jpgdec_smi", "mm_sel", 5), 29 GATE_IMG(CLK_IMG_JPGDEC, "img_jpgdec", "mm_sel", 6), 30 GATE_IMG(CLK_IMG_VENC_LT, "img_venc_lt", "mm_sel", 8), 31 GATE_IMG(CLK_IMG_VENC, "img_venc", "mm_sel", 9), 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_mt2701_img[] = { 40 { 41 .compatible = "mediatek,mt2701-imgsys", 42 .data = &img_desc, 43 }, { 44 /* sentinel */ 45 } 46 }; 47 MODULE_DEVICE_TABLE(of, of_match_clk_mt2701_img); 48 49 static struct platform_driver clk_mt2701_img_drv = { 50 .probe = mtk_clk_simple_probe, 51 .remove_new = mtk_clk_simple_remove, 52 .driver = { 53 .name = "clk-mt2701-img", 54 .of_match_table = of_match_clk_mt2701_img, 55 }, 56 }; 57 module_platform_driver(clk_mt2701_img_drv); 58 MODULE_LICENSE("GPL"); 59