msm: pcie: adjust PCIe config for write latency



Adjust PCIe configuration to reduce the latency of a PCIe write.

Change-Id: I6946d3dadab9b1ec43aae7f0982c32247a6a98e8
CRs-fixed: 657045
Signed-off-by: Yan He <yanhe@codeaurora.org>

parent e589fedd

arch/arm/mach-msm/pcie.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -1127,6 +1127,8 @@ int msm_pcie_enable(struct msm_pcie_dev_t *dev, u32 options)
		/* change DBI base address */
		writel_relaxed(0, dev->parf + PCIE20_PARF_DBI_BASE_ADDR);

		writel_relaxed(0x3656, dev->parf + PCIE20_PARF_SYS_CTRL);

		/* init PCIe PHY */
		pcie_phy_init(dev);