[PATCH 5.10 02/52] thunderbolt: Add support for Intel Maple Ridge single port controller

From: Greg Kroah-Hartman
Date: Mon Oct 03 2022 - 03:33:24 EST


From: Gil Fine <gil.fine@xxxxxxxxx>

[ Upstream commit 14c7d905283744809e6b82efae2f490660a11cda ]

Add support for Maple Ridge discrete USB4 host controller from Intel
which has a single USB4 port (versus the already supported dual port
Maple Ridge USB4 host controller).

Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Gil Fine <gil.fine@xxxxxxxxx>
Signed-off-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/thunderbolt/icm.c | 1 +
drivers/thunderbolt/nhi.h | 1 +
2 files changed, 2 insertions(+)

diff --git a/drivers/thunderbolt/icm.c b/drivers/thunderbolt/icm.c
index fa24ea8cae75..b2fb3397310e 100644
--- a/drivers/thunderbolt/icm.c
+++ b/drivers/thunderbolt/icm.c
@@ -2301,6 +2301,7 @@ struct tb *icm_probe(struct tb_nhi *nhi)
tb->cm_ops = &icm_icl_ops;
break;

+ case PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_2C_NHI:
case PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_4C_NHI:
icm->is_supported = icm_tgl_is_supported;
icm->get_mode = icm_ar_get_mode;
diff --git a/drivers/thunderbolt/nhi.h b/drivers/thunderbolt/nhi.h
index 69770beca792..7ad6d3f0583b 100644
--- a/drivers/thunderbolt/nhi.h
+++ b/drivers/thunderbolt/nhi.h
@@ -55,6 +55,7 @@ extern const struct tb_nhi_ops icl_nhi_ops;
* need for the PCI quirk anymore as we will use ICM also on Apple
* hardware.
*/
+#define PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_2C_NHI 0x1134
#define PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_4C_NHI 0x1137
#define PCI_DEVICE_ID_INTEL_WIN_RIDGE_2C_NHI 0x157d
#define PCI_DEVICE_ID_INTEL_WIN_RIDGE_2C_BRIDGE 0x157e
--
2.35.1