pcie-mobiveil-plat.c (1474B)
1// SPDX-License-Identifier: GPL-2.0 2/* 3 * PCIe host controller driver for Mobiveil PCIe Host controller 4 * 5 * Copyright (c) 2018 Mobiveil Inc. 6 * Copyright 2019 NXP 7 * 8 * Author: Subrahmanya Lingappa <l.subrahmanya@mobiveil.co.in> 9 * Hou Zhiqiang <Zhiqiang.Hou@nxp.com> 10 */ 11 12#include <linux/init.h> 13#include <linux/kernel.h> 14#include <linux/module.h> 15#include <linux/of_pci.h> 16#include <linux/pci.h> 17#include <linux/platform_device.h> 18#include <linux/slab.h> 19 20#include "pcie-mobiveil.h" 21 22static int mobiveil_pcie_probe(struct platform_device *pdev) 23{ 24 struct mobiveil_pcie *pcie; 25 struct pci_host_bridge *bridge; 26 struct device *dev = &pdev->dev; 27 28 /* allocate the PCIe port */ 29 bridge = devm_pci_alloc_host_bridge(dev, sizeof(*pcie)); 30 if (!bridge) 31 return -ENOMEM; 32 33 pcie = pci_host_bridge_priv(bridge); 34 pcie->rp.bridge = bridge; 35 36 pcie->pdev = pdev; 37 38 return mobiveil_pcie_host_probe(pcie); 39} 40 41static const struct of_device_id mobiveil_pcie_of_match[] = { 42 {.compatible = "mbvl,gpex40-pcie",}, 43 {}, 44}; 45 46MODULE_DEVICE_TABLE(of, mobiveil_pcie_of_match); 47 48static struct platform_driver mobiveil_pcie_driver = { 49 .probe = mobiveil_pcie_probe, 50 .driver = { 51 .name = "mobiveil-pcie", 52 .of_match_table = mobiveil_pcie_of_match, 53 .suppress_bind_attrs = true, 54 }, 55}; 56 57builtin_platform_driver(mobiveil_pcie_driver); 58 59MODULE_LICENSE("GPL v2"); 60MODULE_DESCRIPTION("Mobiveil PCIe host controller driver"); 61MODULE_AUTHOR("Subrahmanya Lingappa <l.subrahmanya@mobiveil.co.in>");