// SPDX-License-Identifier: GPL-2.0-only
//
// Copyright (c) 2022 MediaTek Inc.
// Author: Chun-Jie Chen <chun-jie.chen@mediatek.com>

#include <linux/clk-provider.h>
#include <linux/platform_device.h>
#include <dt-bindings/clock/mt8186-clk.h>

#include "clk-gate.h"
#include "clk-mtk.h"

static const struct mtk_gate_regs wpe_cg_regs = {
        .set_ofs = 0x0,
        .clr_ofs = 0x0,
        .sta_ofs = 0x0,
};

#define GATE_WPE(_id, _name, _parent, _shift)                   \
        GATE_MTK(_id, _name, _parent, &wpe_cg_regs, _shift, &mtk_clk_gate_ops_no_setclr_inv)

static const struct mtk_gate wpe_clks[] = {
        GATE_WPE(CLK_WPE_CK_EN, "wpe", "top_wpe", 17),
        GATE_WPE(CLK_WPE_SMI_LARB8_CK_EN, "wpe_smi_larb8", "top_wpe", 19),
        GATE_WPE(CLK_WPE_SYS_EVENT_TX_CK_EN, "wpe_sys_event_tx", "top_wpe", 20),
        GATE_WPE(CLK_WPE_SMI_LARB8_PCLK_EN, "wpe_smi_larb8_p_en", "top_wpe", 25),
};

static const struct mtk_clk_desc wpe_desc = {
        .clks = wpe_clks,
        .num_clks = ARRAY_SIZE(wpe_clks),
};

static const struct of_device_id of_match_clk_mt8186_wpe[] = {
        {
                .compatible = "mediatek,mt8186-wpesys",
                .data = &wpe_desc,
        }, {
                /* sentinel */
        }
};
MODULE_DEVICE_TABLE(of, of_match_clk_mt8186_wpe);

static struct platform_driver clk_mt8186_wpe_drv = {
        .probe = mtk_clk_simple_probe,
        .remove = mtk_clk_simple_remove,
        .driver = {
                .name = "clk-mt8186-wpe",
                .of_match_table = of_match_clk_mt8186_wpe,
        },
};
module_platform_driver(clk_mt8186_wpe_drv);

MODULE_DESCRIPTION("MediaTek MT8186 Warp Engine clocks driver");
MODULE_LICENSE("GPL");