1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright (c) 2020 MediaTek Inc. 4 * Copyright (c) 2020 BayLibre, SAS 5 * Author: James Liao <jamesjj.liao@mediatek.com> 6 * Fabien Parent <fparent@baylibre.com> 7 */ 8 9 #include <linux/clk-provider.h> 10 #include <linux/mod_devicetable.h> 11 #include <linux/platform_device.h> 12 13 #include "clk-mtk.h" 14 #include "clk-gate.h" 15 16 #include <dt-bindings/clock/mt8167-clk.h> 17 18 static const struct mtk_gate_regs mfg_cg_regs = { 19 .set_ofs = 0x4, 20 .clr_ofs = 0x8, 21 .sta_ofs = 0x0, 22 }; 23 24 #define GATE_MFG(_id, _name, _parent, _shift) \ 25 GATE_MTK(_id, _name, _parent, &mfg_cg_regs, _shift, &mtk_clk_gate_ops_setclr) 26 27 static const struct mtk_gate mfg_clks[] = { 28 GATE_MFG(CLK_MFG_BAXI, "mfg_baxi", "ahb_infra_sel", 0), 29 GATE_MFG(CLK_MFG_BMEM, "mfg_bmem", "gfmux_emi1x_sel", 1), 30 GATE_MFG(CLK_MFG_BG3D, "mfg_bg3d", "mfg_mm", 2), 31 GATE_MFG(CLK_MFG_B26M, "mfg_b26m", "clk26m_ck", 3), 32 }; 33 34 static const struct mtk_clk_desc mfg_desc = { 35 .clks = mfg_clks, 36 .num_clks = ARRAY_SIZE(mfg_clks), 37 }; 38 39 static const struct of_device_id of_match_clk_mt8167_mfgcfg[] = { 40 { .compatible = "mediatek,mt8167-mfgcfg", .data = &mfg_desc }, 41 { /* sentinel */ } 42 }; 43 MODULE_DEVICE_TABLE(of, of_match_clk_mt8167_mfgcfg); 44 45 static struct platform_driver clk_mt8167_mfgcfg_drv = { 46 .probe = mtk_clk_simple_probe, 47 .remove = mtk_clk_simple_remove, 48 .driver = { 49 .name = "clk-mt8167-mfgcfg", 50 .of_match_table = of_match_clk_mt8167_mfgcfg, 51 }, 52 }; 53 module_platform_driver(clk_mt8167_mfgcfg_drv); 54 55 MODULE_DESCRIPTION("MediaTek MT8167 GPU mfg clocks driver"); 56 MODULE_LICENSE("GPL"); 57