diff options
| author | Mayuresh Chitale | 2023-11-16 22:21:02 +0530 |
|---|---|---|
| committer | Michal Simek | 2023-12-13 08:58:06 +0100 |
| commit | 891b4814800bd3ad5d16c5d45e0cd05709f64721 (patch) | |
| tree | 59152577c1c6cbfbd2142165db8f1257984c7378 /drivers/pci | |
| parent | 3c6b1fdade236e5fa97b058529a91da476627461 (diff) | |
pci: xilinx: Fix "reg" not found error
Fix the driver to use the dev_read_addr_size API to fetch the reg
property from the DT.
Signed-off-by: Mayuresh Chitale <mchitale@ventanamicro.com>
Link: https://lore.kernel.org/r/20231116165103.140968-2-mchitale@ventanamicro.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/pcie_xilinx.c | 29 |
1 files changed, 12 insertions, 17 deletions
diff --git a/drivers/pci/pcie_xilinx.c b/drivers/pci/pcie_xilinx.c index 53fd121e905..fdc9b08c10b 100644 --- a/drivers/pci/pcie_xilinx.c +++ b/drivers/pci/pcie_xilinx.c @@ -8,11 +8,10 @@ #include <common.h> #include <dm.h> #include <pci.h> -#include <asm/global_data.h> #include <linux/bitops.h> #include <linux/printk.h> - -#include <asm/io.h> +#include <linux/io.h> +#include <linux/err.h> /** * struct xilinx_pcie - Xilinx PCIe controller state @@ -140,20 +139,16 @@ static int pcie_xilinx_write_config(struct udevice *bus, pci_dev_t bdf, static int pcie_xilinx_of_to_plat(struct udevice *dev) { struct xilinx_pcie *pcie = dev_get_priv(dev); - struct fdt_resource reg_res; - DECLARE_GLOBAL_DATA_PTR; - int err; - - err = fdt_get_resource(gd->fdt_blob, dev_of_offset(dev), "reg", - 0, ®_res); - if (err < 0) { - pr_err("\"reg\" resource not found\n"); - return err; - } - - pcie->cfg_base = map_physmem(reg_res.start, - fdt_resource_size(®_res), - MAP_NOCACHE); + fdt_addr_t addr; + fdt_size_t size; + + addr = dev_read_addr_size(dev, &size); + if (addr == FDT_ADDR_T_NONE) + return -EINVAL; + + pcie->cfg_base = devm_ioremap(dev, addr, size); + if (IS_ERR(pcie->cfg_base)) + return PTR_ERR(pcie->cfg_base); return 0; } |