From: Anurag Kumar Vulisha <anurag.kumar.vulisha@xilinx.com>
Date: Fri, 21 Jun 2019 13:48:01 +0000 (+0530)
Subject: arm64: versal: Add GFLADJ quirks for correcting SOF generation to DWC3
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=440f4f44eb5b4346f9a64e4fbb0583a54403c455;p=thirdparty%2Fu-boot.git

arm64: versal: Add GFLADJ quirks for correcting SOF generation to DWC3

Add quirk for adjusting the GFLADJ register (global frame length
adjustment register) to trigger SOFs exactly at 125us time period.

Signed-off-by: Anurag Kumar Vulisha <anurag.kumar.vulisha@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

diff --git a/arch/arm/dts/versal.dtsi b/arch/arm/dts/versal.dtsi
index b66906fcc5a..9e7c9b58667 100644
--- a/arch/arm/dts/versal.dtsi
+++ b/arch/arm/dts/versal.dtsi
@@ -416,6 +416,8 @@
 				/* iommus = <&smmu 0x230>; */
 				snps,dis_u2_susphy_quirk;
 				snps,dis_u3_susphy_quirk;
+				snps,quirk-frame-length-adjustment = <0x20>;
+				snps,refclk_fladj;
 				/* dma-coherent; */
 			};
 		};