63 lines · c
1// SPDX-License-Identifier: GPL-2.02/*3 * Copyright (c) 2018 MediaTek Inc.4 * Author: Sean Wang <sean.wang@mediatek.com>5 *6 */7 8#include <linux/clk-provider.h>9#include <linux/mod_devicetable.h>10#include <linux/platform_device.h>11 12#include "clk-mtk.h"13#include "clk-gate.h"14 15#include <dt-bindings/clock/mt2701-clk.h>16 17#define GATE_G3D(_id, _name, _parent, _shift) \18 GATE_MTK(_id, _name, _parent, &g3d_cg_regs, _shift, &mtk_clk_gate_ops_setclr)19 20static const struct mtk_gate_regs g3d_cg_regs = {21 .sta_ofs = 0x0,22 .set_ofs = 0x4,23 .clr_ofs = 0x8,24};25 26static const struct mtk_gate g3d_clks[] = {27 GATE_DUMMY(CLK_DUMMY, "g3d_dummy"),28 GATE_G3D(CLK_G3DSYS_CORE, "g3d_core", "mfg_sel", 0),29};30 31static u16 rst_ofs[] = { 0xc, };32 33static const struct mtk_clk_rst_desc clk_rst_desc = {34 .version = MTK_RST_SIMPLE,35 .rst_bank_ofs = rst_ofs,36 .rst_bank_nr = ARRAY_SIZE(rst_ofs),37};38 39static const struct mtk_clk_desc g3d_desc = {40 .clks = g3d_clks,41 .num_clks = ARRAY_SIZE(g3d_clks),42 .rst_desc = &clk_rst_desc,43};44 45static const struct of_device_id of_match_clk_mt2701_g3d[] = {46 { .compatible = "mediatek,mt2701-g3dsys", .data = &g3d_desc },47 { /* sentinel */ }48};49MODULE_DEVICE_TABLE(of, of_match_clk_mt2701_g3d);50 51static struct platform_driver clk_mt2701_g3d_drv = {52 .probe = mtk_clk_simple_probe,53 .remove = mtk_clk_simple_remove,54 .driver = {55 .name = "clk-mt2701-g3d",56 .of_match_table = of_match_clk_mt2701_g3d,57 },58};59module_platform_driver(clk_mt2701_g3d_drv);60 61MODULE_DESCRIPTION("MediaTek MT2701 GPU g3d clocks driver");62MODULE_LICENSE("GPL");63