// 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 cam_cg_regs = {
        .set_ofs = 0x4,
        .clr_ofs = 0x8,
        .sta_ofs = 0x0,
};

#define GATE_CAM(_id, _name, _parent, _shift)                   \
        GATE_MTK(_id, _name, _parent, &cam_cg_regs, _shift, &mtk_clk_gate_ops_setclr)

static const struct mtk_gate cam_clks[] = {
        GATE_CAM(CLK_CAM_LARB13, "cam_larb13", "top_cam", 0),
        GATE_CAM(CLK_CAM_DFP_VAD, "cam_dfp_vad", "top_cam", 1),
        GATE_CAM(CLK_CAM_LARB14, "cam_larb14", "top_cam", 2),
        GATE_CAM(CLK_CAM, "cam", "top_cam", 6),
        GATE_CAM(CLK_CAMTG, "camtg", "top_cam", 7),
        GATE_CAM(CLK_CAM_SENINF, "cam_seninf", "top_cam", 8),
        GATE_CAM(CLK_CAMSV1, "camsv1", "top_cam", 10),
        GATE_CAM(CLK_CAMSV2, "camsv2", "top_cam", 11),
        GATE_CAM(CLK_CAMSV3, "camsv3", "top_cam", 12),
        GATE_CAM(CLK_CAM_CCU0, "cam_ccu0", "top_cam", 13),
        GATE_CAM(CLK_CAM_CCU1, "cam_ccu1", "top_cam", 14),
        GATE_CAM(CLK_CAM_MRAW0, "cam_mraw0", "top_cam", 15),
        GATE_CAM(CLK_CAM_FAKE_ENG, "cam_fake_eng", "top_cam", 17),
        GATE_CAM(CLK_CAM_CCU_GALS, "cam_ccu_gals", "top_cam", 18),
        GATE_CAM(CLK_CAM2MM_GALS, "cam2mm_gals", "top_cam", 19),
};

static const struct mtk_gate cam_rawa_clks[] = {
        GATE_CAM(CLK_CAM_RAWA_LARBX_RAWA, "cam_rawa_larbx_rawa", "top_cam", 0),
        GATE_CAM(CLK_CAM_RAWA, "cam_rawa", "top_cam", 1),
        GATE_CAM(CLK_CAM_RAWA_CAMTG_RAWA, "cam_rawa_camtg_rawa", "top_cam", 2),
};

static const struct mtk_gate cam_rawb_clks[] = {
        GATE_CAM(CLK_CAM_RAWB_LARBX_RAWB, "cam_rawb_larbx_rawb", "top_cam", 0),
        GATE_CAM(CLK_CAM_RAWB, "cam_rawb", "top_cam", 1),
        GATE_CAM(CLK_CAM_RAWB_CAMTG_RAWB, "cam_rawb_camtg_rawb", "top_cam", 2),
};

static const struct mtk_clk_desc cam_desc = {
        .clks = cam_clks,
        .num_clks = ARRAY_SIZE(cam_clks),
};

static const struct mtk_clk_desc cam_rawa_desc = {
        .clks = cam_rawa_clks,
        .num_clks = ARRAY_SIZE(cam_rawa_clks),
};

static const struct mtk_clk_desc cam_rawb_desc = {
        .clks = cam_rawb_clks,
        .num_clks = ARRAY_SIZE(cam_rawb_clks),
};

static const struct of_device_id of_match_clk_mt8186_cam[] = {
        {
                .compatible = "mediatek,mt8186-camsys",
                .data = &cam_desc,
        }, {
                .compatible = "mediatek,mt8186-camsys_rawa",
                .data = &cam_rawa_desc,
        }, {
                .compatible = "mediatek,mt8186-camsys_rawb",
                .data = &cam_rawb_desc,
        }, {
                /* sentinel */
        }
};
MODULE_DEVICE_TABLE(of, of_match_clk_mt8186_cam);

static struct platform_driver clk_mt8186_cam_drv = {
        .probe = mtk_clk_simple_probe,
        .remove = mtk_clk_simple_remove,
        .driver = {
                .name = "clk-mt8186-cam",
                .of_match_table = of_match_clk_mt8186_cam,
        },
};
module_platform_driver(clk_mt8186_cam_drv);

MODULE_DESCRIPTION("MediaTek MT8186 Camera clocks driver");
MODULE_LICENSE("GPL");