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authorSriram Dash <sriram.dash@nxp.com>2016-08-22 12:25:15 (GMT)
committerMarek Vasut <marex@denx.de>2016-09-27 21:30:16 (GMT)
commite915716a5cdb40939204b3503f9356085e39fbd2 (patch)
treed38a0483d6dbf01bce4f1ce9332a2fc1cbc0f2dc /include
parent7f753cbea4c7cb56f278982c987570e6575d3dd7 (diff)
downloadu-boot-e915716a5cdb40939204b3503f9356085e39fbd2.tar.xz
drivers: usb: xhci-fsl: Change burst beat and outstanding pipelined transfers requests
This is required for better performance, and performs below tuning: 1. Enable burst length set, and define it as 4/8/16. 2. Set burst request limit to 16 requests. Signed-off-by: Rajesh Bhagat <rajesh.bhagat@nxp.com> Signed-off-by: Sriram Dash <sriram.dash@nxp.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/usb/xhci-fsl.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/usb/xhci-fsl.h b/include/linux/usb/xhci-fsl.h
index d04e3cc..15cac40 100644
--- a/include/linux/usb/xhci-fsl.h
+++ b/include/linux/usb/xhci-fsl.h
@@ -20,6 +20,9 @@
#define USB3_PHY_TX_RX_POWERON (USB3_PHY_RX_POWERON | USB3_PHY_TX_POWERON)
#define USB3_PWRCTL_CLK_CMD_SHIFT 14
#define USB3_PWRCTL_CLK_FREQ_SHIFT 22
+#define USB3_ENABLE_BEAT_BURST 0xF
+#define USB3_ENABLE_BEAT_BURST_MASK 0xFF
+#define USB3_SET_BEAT_BURST_LIMIT 0xF00
/* USBOTGSS_WRAPPER definitions */
#define USBOTGSS_WRAPRESET BIT(17)