bus: ti-sysc: Handle mstandby quirk and use it for musb (03856e92) · Commits · 戴 / test

drivers/bus/ti-sysc.c

+8 −2

Original line number	Diff line number	Diff line
		@@ -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
		};

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