From: Chunfeng Yun <chunfeng.yun@mediatek.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Rob Herring <robh@kernel.org>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>
Cc: Chunfeng Yun <chunfeng.yun@mediatek.com>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Mathias Nyman <mathias.nyman@intel.com>,
<linux-usb@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH v3 3/4] usb: mtk-xhci: add support remote wakeup of mt8196
Date: Sat, 15 Feb 2025 18:06:13 +0800 [thread overview]
Message-ID: <20250215100615.808-3-chunfeng.yun@mediatek.com> (raw)
In-Reply-To: <20250215100615.808-1-chunfeng.yun@mediatek.com>
There are three USB controllers on mt8196, each controller's wakeup
control is different, add some specific versions for them.
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
v3: no changes
v2: modify marcos name
---
drivers/usb/host/xhci-mtk.c | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c
index 904831344440..3f8e37b25322 100644
--- a/drivers/usb/host/xhci-mtk.c
+++ b/drivers/usb/host/xhci-mtk.c
@@ -113,6 +113,14 @@
#define WC1_IS_P_95 BIT(12)
#define WC1_IS_EN_P0_95 BIT(6)
+/* mt8196 */
+#define PERI_WK_CTRL0_8196 0x08
+#define WC0_IS_EN_P0_96 BIT(0)
+#define WC0_IS_EN_P1_96 BIT(7)
+
+#define PERI_WK_CTRL1_8196 0x10
+#define WC1_IS_EN_P2_96 BIT(0)
+
/* mt2712 etc */
#define PERI_SSUSB_SPM_CTRL 0x0
#define SSC_IP_SLEEP_EN BIT(4)
@@ -129,6 +137,9 @@ enum ssusb_uwk_vers {
SSUSB_UWK_V1_4, /* mt8195 IP1 */
SSUSB_UWK_V1_5, /* mt8195 IP2 */
SSUSB_UWK_V1_6, /* mt8195 IP3 */
+ SSUSB_UWK_V1_7, /* mt8196 IP0 */
+ SSUSB_UWK_V1_8, /* mt8196 IP1 */
+ SSUSB_UWK_V1_9, /* mt8196 IP2 */
};
/*
@@ -381,6 +392,21 @@ static void usb_wakeup_ip_sleep_set(struct xhci_hcd_mtk *mtk, bool enable)
msk = WC0_IS_EN_P3_95 | WC0_IS_C_95(0x7) | WC0_IS_P_95;
val = enable ? (WC0_IS_EN_P3_95 | WC0_IS_C_95(0x1)) : 0;
break;
+ case SSUSB_UWK_V1_7:
+ reg = mtk->uwk_reg_base + PERI_WK_CTRL0_8196;
+ msk = WC0_IS_EN_P0_96;
+ val = enable ? msk : 0;
+ break;
+ case SSUSB_UWK_V1_8:
+ reg = mtk->uwk_reg_base + PERI_WK_CTRL0_8196;
+ msk = WC0_IS_EN_P1_96;
+ val = enable ? msk : 0;
+ break;
+ case SSUSB_UWK_V1_9:
+ reg = mtk->uwk_reg_base + PERI_WK_CTRL1_8196;
+ msk = WC1_IS_EN_P2_96;
+ val = enable ? msk : 0;
+ break;
case SSUSB_UWK_V2:
reg = mtk->uwk_reg_base + PERI_SSUSB_SPM_CTRL;
msk = SSC_IP_SLEEP_EN | SSC_SPM_INT_EN;
--
2.46.0
next prev parent reply other threads:[~2025-02-15 10:06 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-15 10:06 [PATCH v3 1/4] dt-bindings: usb: mtk-xhci: add support mt8196 Chunfeng Yun
2025-02-15 10:06 ` [PATCH v3 2/4] dt-bindings: usb: mtu3: " Chunfeng Yun
2025-02-18 8:57 ` AngeloGioacchino Del Regno
2025-02-15 10:06 ` Chunfeng Yun [this message]
2025-02-18 8:57 ` [PATCH v3 3/4] usb: mtk-xhci: add support remote wakeup of mt8196 AngeloGioacchino Del Regno
2025-02-22 8:07 ` Chunfeng Yun (云春峰)
2025-02-22 8:33 ` Chunfeng Yun (云春峰)
2025-02-24 12:16 ` AngeloGioacchino Del Regno
2025-02-15 10:06 ` [PATCH v3 4/4] usb: mtu3: " Chunfeng Yun
2025-02-18 8:57 ` AngeloGioacchino Del Regno
2025-02-18 8:57 ` [PATCH v3 1/4] dt-bindings: usb: mtk-xhci: add support mt8196 AngeloGioacchino Del Regno
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