[PATCH] pci: ecm generic: use dev_read_() interface

Tom Rini trini at konsulko.com
Wed May 3 22:34:41 CEST 2023

On Sat, Feb 18, 2023 at 05:55:25PM +0530, Mayuresh Chitale wrote:

> Use dev_read_() api instead of the fdtdec API to fetch the host
> controller's reg property value. This is similar to the other host
> controller drivers such as Sifive, Rockchip etc. Without this change,
> enabling CONFIG_OF_LIVE breaks the PCIe enumeration on Qemu Risc-V virt
> machine. The issue is described in the link below:
> Link: https://source.denx.de/u-boot/custodians/u-boot-dm/-/issues/1
> Signed-off-by: Mayuresh Chitale <mchitale at ventanamicro.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>
> ---
>  drivers/pci/pcie_ecam_generic.c | 21 ++++++++-------------
>  1 file changed, 8 insertions(+), 13 deletions(-)

This breaks some platforms such as qemu_arm at a minimum.

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