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Sun, 21 Mar 2021 19:24:00 -0800 Received: from MTKMBS06N1.mediatek.inc (172.21.101.129) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 21 Mar 2021 20:14:03 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs06n1.mediatek.inc (172.21.101.129) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Mon, 22 Mar 2021 11:14:01 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Mon, 22 Mar 2021 11:14:00 +0800 From: Chunfeng Yun To: Greg Kroah-Hartman , Rob Herring , Mathias Nyman CC: Chunfeng Yun , Matthias Brugger , , , , , , Eddie Hung , Nicolas Boichat Subject: [PATCH 10/13] usb: mtu3: support ip-sleep wakeup for MT8183 Date: Mon, 22 Mar 2021 11:13:49 +0800 Message-ID: <1616382832-28450-10-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1616382832-28450-1-git-send-email-chunfeng.yun@mediatek.com> References: <1616382832-28450-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210322_032407_889949_72F7A1F6 X-CRM114-Status: GOOD ( 14.99 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Add support ip-sleep wakeup for MT8183, it's similar to MT8173, and it's also a specific one, but not follow IPM rule. Due to the index 2 already used by many DTS, it's better to keep it unchanged for backward compatible, treat specific ones without following IPM rule as revision 1.x, meanwhile reserve 3~10 for later revision that follows the IPM rule. Signed-off-by: Chunfeng Yun Reported-by: kernel test robot Reported-by: kernel test robot --- drivers/usb/mtu3/mtu3_host.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/usb/mtu3/mtu3_host.c b/drivers/usb/mtu3/mtu3_host.c index c871b94f3e6f..e35b17e5f58e 100644 --- a/drivers/usb/mtu3/mtu3_host.c +++ b/drivers/usb/mtu3/mtu3_host.c @@ -24,6 +24,12 @@ #define WC1_IS_EN BIT(25) #define WC1_IS_P BIT(6) /* polarity for ip sleep */ +/* mt8183 */ +#define PERI_WK_CTRL0 0x0 +#define WC0_IS_C(x) (((x) & 0xf) << 28) /* cycle debounce */ +#define WC0_IS_P BIT(12) /* polarity */ +#define WC0_IS_EN BIT(6) + /* mt2712 etc */ #define PERI_SSUSB_SPM_CTRL 0x0 #define SSC_IP_SLEEP_EN BIT(4) @@ -32,6 +38,7 @@ enum ssusb_uwk_vers { SSUSB_UWK_V1 = 1, SSUSB_UWK_V2, + SSUSB_UWK_V11 = 11, /* specific revision 1.1 */ }; /* @@ -48,6 +55,11 @@ static void ssusb_wakeup_ip_sleep_set(struct ssusb_mtk *ssusb, bool enable) msk = WC1_IS_EN | WC1_IS_C(0xf) | WC1_IS_P; val = enable ? (WC1_IS_EN | WC1_IS_C(0x8)) : 0; break; + case SSUSB_UWK_V11: + reg = ssusb->uwk_reg_base + PERI_WK_CTRL0; + 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_V2: reg = ssusb->uwk_reg_base + PERI_SSUSB_SPM_CTRL; msk = SSC_IP_SLEEP_EN | SSC_SPM_INT_EN;