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Subject[PATCH 11/13] usb: mtu3: add support ip-sleep wakeup for MT8192
Date
Add add support ip-sleep wakeup for MT8192, it's a specific
revision, not follow IP rule.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
drivers/usb/mtu3/mtu3_host.c | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/drivers/usb/mtu3/mtu3_host.c b/drivers/usb/mtu3/mtu3_host.c
index e35b17e5f58e..601656f436a1 100644
--- a/drivers/usb/mtu3/mtu3_host.c
+++ b/drivers/usb/mtu3/mtu3_host.c
@@ -30,6 +30,10 @@
#define WC0_IS_P BIT(12) /* polarity */
#define WC0_IS_EN BIT(6)

+/* mt8192 */
+#define WC0_SSUSB0_CDEN BIT(6)
+#define WC0_IS_SPM_EN BIT(1)
+
/* mt2712 etc */
#define PERI_SSUSB_SPM_CTRL 0x0
#define SSC_IP_SLEEP_EN BIT(4)
@@ -39,6 +43,7 @@ enum ssusb_uwk_vers {
SSUSB_UWK_V1 = 1,
SSUSB_UWK_V2,
SSUSB_UWK_V11 = 11, /* specific revision 1.1 */
+ SSUSB_UWK_V12, /* specific revision 1.2 */
};

/*
@@ -60,6 +65,11 @@ static void ssusb_wakeup_ip_sleep_set(struct ssusb_mtk *ssusb, bool enable)
msk = WC0_IS_EN | WC0_IS_C(0xf) | WC0_IS_P;
val = enable ? (WC0_IS_EN | WC0_IS_C(0x8)) : 0;
break;
+ case SSUSB_UWK_V12:
+ reg = ssusb->uwk_reg_base + PERI_WK_CTRL0;
+ msk = WC0_SSUSB0_CDEN | WC0_IS_SPM_EN;
+ val = enable ? msk : 0;
+ break;
case SSUSB_UWK_V2:
reg = ssusb->uwk_reg_base + PERI_SSUSB_SPM_CTRL;
msk = SSC_IP_SLEEP_EN | SSC_SPM_INT_EN;
--
2.18.0
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