1 // SPDX-License-Identifier: GPL-2.0 2 // 3 // Copyright (c) 2018 MediaTek Inc. 4 // Author: Weiyi Lu <weiyi.lu@mediatek.com> 5 6 #include <linux/clk-provider.h> 7 #include <linux/platform_device.h> 8 9 #include "clk-mtk.h" 10 #include "clk-gate.h" 11 12 #include <dt-bindings/clock/mt8183-clk.h> 13 14 static const struct mtk_gate_regs img_cg_regs = { 15 .set_ofs = 0x4, 16 .clr_ofs = 0x8, 17 .sta_ofs = 0x0, 18 }; 19 20 #define GATE_IMG(_id, _name, _parent, _shift) \ 21 GATE_MTK(_id, _name, _parent, &img_cg_regs, _shift, \ 22 &mtk_clk_gate_ops_setclr) 23 24 static const struct mtk_gate img_clks[] = { 25 GATE_IMG(CLK_IMG_LARB5, "img_larb5", "img_sel", 0), 26 GATE_IMG(CLK_IMG_LARB2, "img_larb2", "img_sel", 1), 27 GATE_IMG(CLK_IMG_DIP, "img_dip", "img_sel", 2), 28 GATE_IMG(CLK_IMG_FDVT, "img_fdvt", "img_sel", 3), 29 GATE_IMG(CLK_IMG_DPE, "img_dpe", "img_sel", 4), 30 GATE_IMG(CLK_IMG_RSC, "img_rsc", "img_sel", 5), 31 GATE_IMG(CLK_IMG_MFB, "img_mfb", "img_sel", 6), 32 GATE_IMG(CLK_IMG_WPE_A, "img_wpe_a", "img_sel", 7), 33 GATE_IMG(CLK_IMG_WPE_B, "img_wpe_b", "img_sel", 8), 34 GATE_IMG(CLK_IMG_OWE, "img_owe", "img_sel", 9), 35 }; 36 37 static const struct mtk_clk_desc img_desc = { 38 .clks = img_clks, 39 .num_clks = ARRAY_SIZE(img_clks), 40 }; 41 42 static const struct of_device_id of_match_clk_mt8183_img[] = { 43 { 44 .compatible = "mediatek,mt8183-imgsys", 45 .data = &img_desc, 46 }, { 47 /* sentinel */ 48 } 49 }; 50 MODULE_DEVICE_TABLE(of, of_match_clk_mt8183_img); 51 52 static struct platform_driver clk_mt8183_img_drv = { 53 .probe = mtk_clk_simple_probe, 54 .remove = mtk_clk_simple_remove, 55 .driver = { 56 .name = "clk-mt8183-img", 57 .of_match_table = of_match_clk_mt8183_img, 58 }, 59 }; 60 module_platform_driver(clk_mt8183_img_drv); 61 62 MODULE_DESCRIPTION("MediaTek MT8183 imgsys clocks driver"); 63 MODULE_LICENSE("GPL"); 64