11802d0beSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only 296596aa0SKevin-CW Chen /* Copyright (c) 2017 MediaTek Inc. 396596aa0SKevin-CW Chen * Author: Kevin Chen <kevin-cw.chen@mediatek.com> 496596aa0SKevin-CW Chen */ 596596aa0SKevin-CW Chen 696596aa0SKevin-CW Chen #include <linux/clk-provider.h> 796596aa0SKevin-CW Chen #include <linux/platform_device.h> 896596aa0SKevin-CW Chen #include <dt-bindings/clock/mt6797-clk.h> 996596aa0SKevin-CW Chen 1096596aa0SKevin-CW Chen #include "clk-mtk.h" 1196596aa0SKevin-CW Chen #include "clk-gate.h" 1296596aa0SKevin-CW Chen 1396596aa0SKevin-CW Chen static const struct mtk_gate_regs img_cg_regs = { 1496596aa0SKevin-CW Chen .set_ofs = 0x0004, 1596596aa0SKevin-CW Chen .clr_ofs = 0x0008, 1696596aa0SKevin-CW Chen .sta_ofs = 0x0000, 1796596aa0SKevin-CW Chen }; 1896596aa0SKevin-CW Chen 1996596aa0SKevin-CW Chen #define GATE_IMG(_id, _name, _parent, _shift) { \ 2096596aa0SKevin-CW Chen .id = _id, \ 2196596aa0SKevin-CW Chen .name = _name, \ 2296596aa0SKevin-CW Chen .parent_name = _parent, \ 2396596aa0SKevin-CW Chen .regs = &img_cg_regs, \ 2496596aa0SKevin-CW Chen .shift = _shift, \ 2596596aa0SKevin-CW Chen .ops = &mtk_clk_gate_ops_setclr, \ 2696596aa0SKevin-CW Chen } 2796596aa0SKevin-CW Chen 2896596aa0SKevin-CW Chen static const struct mtk_gate img_clks[] = { 2996596aa0SKevin-CW Chen GATE_IMG(CLK_IMG_FDVT, "img_fdvt", "mm_sel", 11), 3096596aa0SKevin-CW Chen GATE_IMG(CLK_IMG_DPE, "img_dpe", "mm_sel", 10), 3196596aa0SKevin-CW Chen GATE_IMG(CLK_IMG_DIP, "img_dip", "mm_sel", 6), 3296596aa0SKevin-CW Chen GATE_IMG(CLK_IMG_LARB6, "img_larb6", "mm_sel", 0), 3396596aa0SKevin-CW Chen }; 3496596aa0SKevin-CW Chen 35*a481c6c7SMiles Chen static const struct mtk_clk_desc img_desc = { 36*a481c6c7SMiles Chen .clks = img_clks, 37*a481c6c7SMiles Chen .num_clks = ARRAY_SIZE(img_clks), 3896596aa0SKevin-CW Chen }; 3996596aa0SKevin-CW Chen 40*a481c6c7SMiles Chen static const struct of_device_id of_match_clk_mt6797_img[] = { 4196596aa0SKevin-CW Chen { 42*a481c6c7SMiles Chen .compatible = "mediatek,mt6797-imgsys", 43*a481c6c7SMiles Chen .data = &img_desc, 44*a481c6c7SMiles Chen }, { 45*a481c6c7SMiles Chen /* sentinel */ 4696596aa0SKevin-CW Chen } 47*a481c6c7SMiles Chen }; 4896596aa0SKevin-CW Chen 4996596aa0SKevin-CW Chen static struct platform_driver clk_mt6797_img_drv = { 50*a481c6c7SMiles Chen .probe = mtk_clk_simple_probe, 51*a481c6c7SMiles Chen .remove = mtk_clk_simple_remove, 5296596aa0SKevin-CW Chen .driver = { 5396596aa0SKevin-CW Chen .name = "clk-mt6797-img", 5496596aa0SKevin-CW Chen .of_match_table = of_match_clk_mt6797_img, 5596596aa0SKevin-CW Chen }, 5696596aa0SKevin-CW Chen }; 5796596aa0SKevin-CW Chen 5896596aa0SKevin-CW Chen builtin_platform_driver(clk_mt6797_img_drv); 59