diff options
| author |   Tony Lindgren <tony@atomide.com> | 2019-10-21 13:36:09 -0700 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2019-10-21 13:36:09 -0700 |
| commit | 03856e928b0e1a1c274eece1dfe4330a362c37f3 (patch) | |
| tree | 1f2837bfe816fe400a686acef09971af406267ad /drivers/bus | |
| parent | Merge branch 'watchdog-fix' into omap-for-v5.5/ti-sysc (diff) | |
| download | linux-dev-03856e928b0e1a1c274eece1dfe4330a362c37f3.tar.xz linux-dev-03856e928b0e1a1c274eece1dfe4330a362c37f3.zip | |
bus: ti-sysc: Handle mstandby quirk and use it for musb
We need swsup quirks for sidle and mstandby for musb to work
properly.
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'drivers/bus')
| -rw-r--r-- | drivers/bus/ti-sysc.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index 5c5a8ffc77df..bbde5bc20247 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -917,6 +917,9 @@ set_midle: return -EINVAL; } + if (ddata->cfg.quirks & SYSC_QUIRK_SWSUP_MSTANDBY) + best_mode = SYSC_IDLE_NO; + reg &= ~(SYSC_IDLE_MASK << regbits->midle_shift); reg |= best_mode << regbits->midle_shift; sysc_write(ddata, ddata->offsets[SYSC_SYSCONFIG], reg); @@ -978,6 +981,9 @@ static int sysc_disable_module(struct device *dev) return ret; } + if (ddata->cfg.quirks & SYSC_QUIRK_SWSUP_MSTANDBY) + best_mode = SYSC_IDLE_FORCE; + reg &= ~(SYSC_IDLE_MASK << regbits->midle_shift); reg |= best_mode << regbits->midle_shift; sysc_write(ddata, ddata->offsets[SYSC_SYSCONFIG], reg); @@ -1251,6 +1257,8 @@ static const struct sysc_revision_quirk sysc_revision_quirks[] = { SYSC_QUIRK("gpu", 0x50000000, 0x14, -1, -1, 0x00010201, 0xffffffff, 0), SYSC_QUIRK("gpu", 0x50000000, 0xfe00, 0xfe10, -1, 0x40000000 , 0xffffffff, SYSC_MODULE_QUIRK_SGX), + SYSC_QUIRK("usb_otg_hs", 0, 0x400, 0x404, 0x408, 0x00000050, + 0xffffffff, SYSC_QUIRK_SWSUP_SIDLE | SYSC_QUIRK_SWSUP_MSTANDBY), SYSC_QUIRK("wdt", 0, 0, 0x10, 0x14, 0x502a0500, 0xfffff0f0, SYSC_MODULE_QUIRK_WDT), /* Watchdog on am3 and am4 */ @@ -1309,8 +1317,6 @@ static const struct sysc_revision_quirk sysc_revision_quirks[] = { SYSC_QUIRK("usbhstll", 0, 0, 0x10, 0x14, 0x00000008, 0xffffffff, 0), SYSC_QUIRK("usb_host_hs", 0, 0, 0x10, 0x14, 0x50700100, 0xffffffff, 0), SYSC_QUIRK("usb_host_hs", 0, 0, 0x10, -1, 0x50700101, 0xffffffff, 0), - SYSC_QUIRK("usb_otg_hs", 0, 0x400, 0x404, 0x408, 0x00000050, - 0xffffffff, 0), SYSC_QUIRK("vfpe", 0, 0, 0x104, -1, 0x4d001200, 0xffffffff, 0), #endif }; |