T2080QDS/PCIe: Soft Reset PCIe on T2080QDS for down-training issue
authorZhao Qiang <B45475@freescale.com>
Thu, 26 Mar 2015 08:13:09 +0000 (16:13 +0800)
committerYork Sun <yorksun@freescale.com>
Mon, 4 May 2015 16:24:16 +0000 (09:24 -0700)
commit5066e62847bddf6030262ade2aa3e7bcdc930037
tree92d5aa42673b6b529453f3cec05fb8799bf9b039
parent373762c34cd33b4a445b758090daaa87ccfa3fc6
T2080QDS/PCIe: Soft Reset PCIe on T2080QDS for down-training issue

T2080QDS PEX1/Slot#1 will down-train from x4 to x2,
with SRDS_PRTCL_S1 = 0x66 and SRDS_PRTCL_S2 = 0x15.
Soft reset PCIe can fix this issue.

Signed-off-by: Zhao Qiang <B45475@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
drivers/pci/fsl_pci_init.c
include/configs/T208xQDS.h