// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2021 MediaTek Inc.
 * Copyright (c) 2024 Collabora Ltd.
 *                    AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
 */

#include <linux/device.h>
#include <linux/interconnect.h>
#include <linux/interconnect-provider.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <dt-bindings/interconnect/mediatek,mt8183.h>

#include "icc-emi.h"

static struct mtk_icc_node ddr_emi = {
        .name = "ddr-emi",
        .id = SLAVE_DDR_EMI,
        .ep = 1,
};

static struct mtk_icc_node mcusys = {
        .name = "mcusys",
        .id = MASTER_MCUSYS,
        .ep = 0,
        .num_links = 1,
        .links = { SLAVE_DDR_EMI }
};

static struct mtk_icc_node gpu = {
        .name = "gpu",
        .id = MASTER_MFG,
        .ep = 0,
        .num_links = 1,
        .links = { SLAVE_DDR_EMI }
};

static struct mtk_icc_node mmsys = {
        .name = "mmsys",
        .id = MASTER_MMSYS,
        .ep = 0,
        .num_links = 1,
        .links = { SLAVE_DDR_EMI }
};

static struct mtk_icc_node mm_vpu = {
        .name = "mm-vpu",
        .id = MASTER_MM_VPU,
        .ep = 0,
        .num_links = 1,
        .links = { MASTER_MMSYS }
};

static struct mtk_icc_node mm_disp = {
        .name = "mm-disp",
        .id = MASTER_MM_DISP,
        .ep = 0,
        .num_links = 1,
        .links = { MASTER_MMSYS }
};

static struct mtk_icc_node mm_vdec = {
        .name = "mm-vdec",
        .id = MASTER_MM_VDEC,
        .ep = 0,
        .num_links = 1,
        .links = { MASTER_MMSYS }
};

static struct mtk_icc_node mm_venc = {
        .name = "mm-venc",
        .id = MASTER_MM_VENC,
        .ep = 0,
        .num_links = 1,
        .links = { MASTER_MMSYS }
};

static struct mtk_icc_node mm_cam = {
        .name = "mm-cam",
        .id = MASTER_MM_CAM,
        .ep = 0,
        .num_links = 1,
        .links = { MASTER_MMSYS }
};

static struct mtk_icc_node mm_img = {
        .name = "mm-img",
        .id = MASTER_MM_IMG,
        .ep = 0,
        .num_links = 1,
        .links = { MASTER_MMSYS }
};

static struct mtk_icc_node mm_mdp = {
        .name = "mm-mdp",
        .id = MASTER_MM_MDP,
        .ep = 0,
        .num_links = 1,
        .links = { MASTER_MMSYS }
};

static struct mtk_icc_node *mt8183_emi_icc_nodes[] = {
        [SLAVE_DDR_EMI] = &ddr_emi,
        [MASTER_MCUSYS] = &mcusys,
        [MASTER_MFG] = &gpu,
        [MASTER_MMSYS] = &mmsys,
        [MASTER_MM_VPU] = &mm_vpu,
        [MASTER_MM_DISP] = &mm_disp,
        [MASTER_MM_VDEC] = &mm_vdec,
        [MASTER_MM_VENC] = &mm_venc,
        [MASTER_MM_CAM] = &mm_cam,
        [MASTER_MM_IMG] = &mm_img,
        [MASTER_MM_MDP] = &mm_mdp
};

static const struct mtk_icc_desc mt8183_emi_icc = {
        .nodes = mt8183_emi_icc_nodes,
        .num_nodes = ARRAY_SIZE(mt8183_emi_icc_nodes),
};

static const struct of_device_id mtk_mt8183_emi_icc_of_match[] = {
        { .compatible = "mediatek,mt8183-emi", .data = &mt8183_emi_icc },
        { /* sentinel */ },
};
MODULE_DEVICE_TABLE(of, mtk_mt8183_emi_icc_of_match);

static struct platform_driver mtk_emi_icc_mt8183_driver = {
        .driver = {
                .name = "emi-icc-mt8183",
                .of_match_table = mtk_mt8183_emi_icc_of_match,
                .sync_state = icc_sync_state,
        },
        .probe = mtk_emi_icc_probe,
        .remove = mtk_emi_icc_remove,

};
module_platform_driver(mtk_emi_icc_mt8183_driver);

MODULE_AUTHOR("AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>");
MODULE_DESCRIPTION("MediaTek MT8183 EMI ICC driver");
MODULE_LICENSE("GPL");