1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 |
- // SPDX-License-Identifier: GPL-2.0+ OR X11
- /*
- * Copyright 2019 NXP
- *
- * PCIe Kernel DT fixup of DM U-Boot driver for Freescale PowerPC SoCs
- * Author: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
- */
- #include <common.h>
- #ifdef CONFIG_OF_BOARD_SETUP
- #include <dm.h>
- #include <fdt_support.h>
- #include <asm/fsl_pci.h>
- #include <linux/libfdt.h>
- #include "pcie_fsl.h"
- static void ft_fsl_pcie_setup(void *blob, struct fsl_pcie *pcie)
- {
- struct pci_controller *hose = dev_get_uclass_priv(pcie->bus);
- fdt_addr_t regs_addr;
- int off;
- regs_addr = dev_read_addr(pcie->bus);
- off = fdt_node_offset_by_compat_reg(blob, FSL_PCIE_COMPAT, regs_addr);
- if (off < 0) {
- printf("%s: Fail to find PCIe node@0x%pa\n",
- FSL_PCIE_COMPAT, ®s_addr);
- return;
- }
- if (!hose || !pcie->enabled)
- fdt_del_node(blob, off);
- else
- fdt_pci_dma_ranges(blob, off, hose);
- }
- /* Fixup Kernel DT for PCIe */
- void pci_of_setup(void *blob, struct bd_info *bd)
- {
- struct fsl_pcie *pcie;
- list_for_each_entry(pcie, &fsl_pcie_list, list)
- ft_fsl_pcie_setup(blob, pcie);
- }
- #else
- void pci_of_setup(void *blob, struct bd_info *bd)
- {
- }
- #endif
|