iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[PATCH] USB: isp116x-hcd: use fixed power-on-to-power-good-time

Browse Source 
This patch removes the power-on-to-power-good-time configuration option for
isp116x-hcd.

Signed-off-by: Olav Kongas <ok@artecdesign.ee>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Olav Kongas 2005-08-04 16:46:28 +03:00 committed by Greg Kroah-Hartman
parent 0d9899f813
commit dc5bed091a
2 changed files with 1 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/usb/host/isp116x-hcd.c
View File

@ -1580,16 +1580,12 @@ static int isp116x_start(struct usb_hcd *hcd)
isp116x_write_reg16(isp116x, HCHWCFG, val);
/* ----- Root hub conf */
val = 0;
val = (25 << 24) & RH_A_POTPGT;
/* AN10003_1.pdf recommends NPS to be always 1 */
if (board->no_power_switching)
val |= RH_A_NPS;
if (board->power_switching_mode)
val |= RH_A_PSM;
if (board->potpg)
val |= (board->potpg << 24) & RH_A_POTPGT;
else
val |= (25 << 24) & RH_A_POTPGT;
isp116x_write_reg32(isp116x, HCRHDESCA, val);
isp116x->rhdesca = isp116x_read_reg32(isp116x, HCRHDESCA);

2
include/linux/usb_isp116x.h
View File

@ -26,8 +26,6 @@ struct isp116x_platform_data {
/* Ganged port power switching (0) or individual port
power switching (1) */
unsigned power_switching_mode:1;
/* Given port_power, msec/2 after power on till power good */
u8 potpg;
/* Hardware reset set/clear. If implemented, this function must:
if set == 0, deassert chip's HW reset pin
otherwise, assert chip's HW reset pin */