diff options
| author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2021-03-23 10:02:53 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-03-26 16:46:39 +0300 |
| commit | a099d36884365748d68d77d0873e3e91f507ed12 (patch) | |
| tree | fe8fc102201a58ddb0bb37ef9459fa4d9ac7099f /drivers/usb/mtu3 | |
| parent | b1a344589eeaa52be43fba1bde20d483e01018ff (diff) | |
| download | linux-a099d36884365748d68d77d0873e3e91f507ed12.tar.xz | |
usb: mtu3: add support ip-sleep wakeup for MT8192
Add add support ip-sleep wakeup for MT8192, it's a specific
revision, not following IPM rule.
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Link: https://lore.kernel.org/r/1616482975-17841-11-git-send-email-chunfeng.yun@mediatek.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/mtu3')
| -rw-r--r-- | drivers/usb/mtu3/mtu3_host.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/usb/mtu3/mtu3_host.c b/drivers/usb/mtu3/mtu3_host.c index a746bebc93e9..0a8cd446cf1b 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_V1_1 = 101, /* specific revision 1.01 */ + SSUSB_UWK_V1_2, /* specific revision 1.02 */ }; /* @@ -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_V1_2: + 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; |