1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (c) 2017 MediaTek Inc. 4 * Author: Weiyi Lu <weiyi.lu@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/mt2712-clk.h> 14 15 static const struct mtk_gate_regs jpgdec_cg_regs = { 16 .set_ofs = 0x4, 17 .clr_ofs = 0x8, 18 .sta_ofs = 0x0, 19 }; 20 21 #define GATE_JPGDEC(_id, _name, _parent, _shift) \ 22 GATE_MTK(_id, _name, _parent, &jpgdec_cg_regs, _shift, &mtk_clk_gate_ops_setclr_inv) 23 24 static const struct mtk_gate jpgdec_clks[] = { 25 GATE_JPGDEC(CLK_JPGDEC_JPGDEC1, "jpgdec_jpgdec1", "jpgdec_sel", 0), 26 GATE_JPGDEC(CLK_JPGDEC_JPGDEC, "jpgdec_jpgdec", "jpgdec_sel", 4), 27 }; 28 29 static const struct mtk_clk_desc jpgdec_desc = { 30 .clks = jpgdec_clks, 31 .num_clks = ARRAY_SIZE(jpgdec_clks), 32 }; 33 34 static const struct of_device_id of_match_clk_mt2712_jpgdec[] = { 35 { 36 .compatible = "mediatek,mt2712-jpgdecsys", 37 .data = &jpgdec_desc, 38 }, { 39 /* sentinel */ 40 } 41 }; 42 MODULE_DEVICE_TABLE(of, of_match_clk_mt2712_jpgdec); 43 44 static struct platform_driver clk_mt2712_jpgdec_drv = { 45 .probe = mtk_clk_simple_probe, 46 .remove = mtk_clk_simple_remove, 47 .driver = { 48 .name = "clk-mt2712-jpgdec", 49 .of_match_table = of_match_clk_mt2712_jpgdec, 50 }, 51 }; 52 module_platform_driver(clk_mt2712_jpgdec_drv); 53 54 MODULE_DESCRIPTION("MediaTek MT2712 JPEG Decoder clocks driver"); 55 MODULE_LICENSE("GPL"); 56