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| author | Vardan Mikayelyan <mvardan@synopsys.com> | 2018-02-16 14:09:19 +0400 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2018-03-13 10:47:55 +0200 |
| commit | 66a360962952822764c57240d5787d68e2b41c13 (patch) | |
| tree | 173c83cf8eb119a98965a694d461b6dca1eeb8fd /drivers/usb/dwc2/hcd.c | |
| parent | fa389a6d77264ae1b1263dc83c63503593e21ca9 (diff) | |
| download | linux-stable-66a360962952822764c57240d5787d68e2b41c13.tar.gz linux-stable-66a360962952822764c57240d5787d68e2b41c13.tar.bz2 linux-stable-66a360962952822764c57240d5787d68e2b41c13.zip | |
usb: dwc2: Changes in registers backup/restore functions
Move hptxfsiz to host register's backup/restore functions, not
needed to have it in global register's backup/restore functions.
Add backup for glpmcfg, and read/write for gi2cctl and pcgcctl.
As requires programming guide.
Affected functions:
dwc2_backup_host_registers()
dwc2_restore_host_registers()
dwc2_backup_global_registers()
dwc2_restore_global_registers()
Signed-off-by: Vardan Mikayelyan <mvardan@synopsys.com>
Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Grigor Tovmasyan <tovmasya@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/dwc2/hcd.c')
| -rw-r--r-- | drivers/usb/dwc2/hcd.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c index ee4654b64c7f..44dbcacd02e6 100644 --- a/drivers/usb/dwc2/hcd.c +++ b/drivers/usb/dwc2/hcd.c @@ -5318,6 +5318,7 @@ int dwc2_backup_host_registers(struct dwc2_hsotg *hsotg) hr->hprt0 = dwc2_read_hprt0(hsotg); hr->hfir = dwc2_readl(hsotg->regs + HFIR); + hr->hptxfsiz = dwc2_readl(hsotg->regs + HPTXFSIZ); hr->valid = true; return 0; @@ -5354,6 +5355,7 @@ int dwc2_restore_host_registers(struct dwc2_hsotg *hsotg) dwc2_writel(hr->hprt0, hsotg->regs + HPRT0); dwc2_writel(hr->hfir, hsotg->regs + HFIR); + dwc2_writel(hr->hptxfsiz, hsotg->regs + HPTXFSIZ); hsotg->frame_number = 0; return 0; |