hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

usb: host: xhci: rcar: Add support for R-Car H3 ES2.0 

This patch adds support for R-Car H3 ES2.0. Since this SoC revision
(or later) should use the V3 firmware, the driver needs to check
the revision via soc_device_match().

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Yoshihiro Shimoda 2017-08-16 14:23:20 +03:00 committed by Greg Kroah-Hartman
parent 4dd5186472
commit 00ad66ea52
1 changed files with 6 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/usb/host/xhci-rcar.c
View File

@ -20,7 +20,8 @@
#include "xhci-rcar.h"
/*
* - The V3 firmware is for r8a7796 (with good performance).
* - The V3 firmware is for r8a7796 (with good performance) and r8a7795 es2.0
* or later.
* - The V2 firmware can be used on both r8a7795 (es1.x) and r8a7796.
* - The V2 firmware is possible to use on R-Car Gen2. However, the V2 causes
* performance degradation. So, this driver continues to use the V1 if R-Car
@ -77,6 +78,10 @@ static const struct soc_device_attribute rcar_quirks_match[] = {
.soc_id = "r8a7795", .revision = "ES1.*",
.data = (void *)RCAR_XHCI_FIRMWARE_V2,
},
{
.soc_id = "r8a7795",
.data = (void *)RCAR_XHCI_FIRMWARE_V3,
},
{
.soc_id = "r8a7796",
.data = (void *)RCAR_XHCI_FIRMWARE_V3,