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bus: ti-sysc: Handle mstandby quirk and use it for musb

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We need swsup quirks for sidle and mstandby for musb to work
properly.

Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Tony Lindgren 2019-10-21 13:36:09 -07:00
parent 96b4597f0e
commit 03856e928b
1 changed files with 8 additions and 2 deletions
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10
drivers/bus/ti-sysc.c
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@ -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
};