From: Cosmo Chou <chou.cosmo@gmail.com>
To: robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org,
joel@jms.id.au, andrew@codeconstruct.com.au
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org,
cosmo.chou@quantatw.com, Cosmo Chou <chou.cosmo@gmail.com>
Subject: [PATCH] ARM: dts: aspeed: bletchley: Remove try-power-role from connectors
Date: Fri, 19 Dec 2025 14:29:48 +0800 [thread overview]
Message-ID: <20251219062948.528824-1-chou.cosmo@gmail.com> (raw)
Remove the "try-power-role = sink" property from all USB-C connectors.
The try mechanism is unnecessary and wastes time during connection.
Since power-role = "dual" is already configured, standard USB PD
negotiation is sufficient and more efficient.
Signed-off-by: Cosmo Chou <chou.cosmo@gmail.com>
---
arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-bletchley.dts | 6 ------
1 file changed, 6 deletions(-)
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-bletchley.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-bletchley.dts
index 7c27bf6bb51d..d1a04b63df9e 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-bletchley.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-bletchley.dts
@@ -414,7 +414,6 @@ connector {
label = "USB-C";
pd-revision = /bits/ 8 <0x2 0x0 0x1 0x20>;
power-role = "dual";
- try-power-role = "sink";
data-role = "dual";
source-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
sink-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
@@ -501,7 +500,6 @@ connector {
label = "USB-C";
pd-revision = /bits/ 8 <0x2 0x0 0x1 0x20>;
power-role = "dual";
- try-power-role = "sink";
data-role = "dual";
source-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
sink-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
@@ -588,7 +586,6 @@ connector {
label = "USB-C";
pd-revision = /bits/ 8 <0x2 0x0 0x1 0x20>;
power-role = "dual";
- try-power-role = "sink";
data-role = "dual";
source-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
sink-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
@@ -675,7 +672,6 @@ connector {
label = "USB-C";
pd-revision = /bits/ 8 <0x2 0x0 0x1 0x20>;
power-role = "dual";
- try-power-role = "sink";
data-role = "dual";
source-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
sink-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
@@ -762,7 +758,6 @@ connector {
label = "USB-C";
pd-revision = /bits/ 8 <0x2 0x0 0x1 0x20>;
power-role = "dual";
- try-power-role = "sink";
data-role = "dual";
source-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
sink-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
@@ -849,7 +844,6 @@ connector {
label = "USB-C";
pd-revision = /bits/ 8 <0x2 0x0 0x1 0x20>;
power-role = "dual";
- try-power-role = "sink";
data-role = "dual";
source-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
sink-pdos = <PDO_FIXED(5000, 3000, PDO_FIXED_USB_COMM)>;
--
2.43.0
next reply other threads:[~2025-12-19 6:33 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-19 6:29 Cosmo Chou [this message]
2026-01-08 5:30 ` [PATCH] ARM: dts: aspeed: bletchley: Remove try-power-role from connectors Andrew Jeffery
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