From: Robert Jarzmik <robert.jarzmik@free.fr>
To: Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Nicolas Pitre <nico@fluxnic.net>,
Russell King - ARM Linux <linux@armlinux.org.uk>,
Arnd Bergmann <arnd@arndb.de>
Cc: netdev@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Robert Jarzmik <robert.jarzmik@free.fr>,
Jeremy Linton <jeremy.linton@arm.com>
Subject: [PATCH v2 3/3] net: smsc91x: add u16 workaround for pxa platforms
Date: Sun, 9 Oct 2016 22:33:47 +0200 [thread overview]
Message-ID: <1476045227-2970-3-git-send-email-robert.jarzmik@free.fr> (raw)
In-Reply-To: <1476045227-2970-1-git-send-email-robert.jarzmik@free.fr>
Add a workaround for mainstone, idp and stargate2 boards, for u16 writes
which must be aligned on 32 bits addresses.
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Cc: Jeremy Linton <jeremy.linton@arm.com>
---
Since v1: rename dt property to pxa-u16-align4
change the binding documentation file
---
Documentation/devicetree/bindings/net/smsc-lan91c111.txt | 2 ++
1 file changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/net/smsc-lan91c111.txt b/Documentation/devicetree/bindings/net/smsc-lan91c111.txt
index e77e167593db..309e37eb7c7c 100644
--- a/Documentation/devicetree/bindings/net/smsc-lan91c111.txt
+++ b/Documentation/devicetree/bindings/net/smsc-lan91c111.txt
@@ -13,3 +13,5 @@ Optional properties:
16-bit access only.
- power-gpios: GPIO to control the PWRDWN pin
- reset-gpios: GPIO to control the RESET pin
+- pxa-u16-align4 : Boolean, put in place the workaround the force all
+ u16 writes to be 32 bits aligned
--
2.1.4
next prev parent reply other threads:[~2016-10-09 20:34 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-09 20:33 [PATCH v2 1/3] net: smc91x: isolate u16 writes alignment workaround Robert Jarzmik
2016-10-09 20:33 ` [PATCH v2 2/3] net: smc91x: take into account half-word workaround Robert Jarzmik
2016-10-09 20:33 ` Robert Jarzmik [this message]
2016-10-09 21:55 ` [PATCH v2 1/3] net: smc91x: isolate u16 writes alignment workaround Andy Shevchenko
2016-10-10 6:30 ` Robert Jarzmik
2016-10-13 13:50 ` David Miller
2016-10-14 6:12 ` Robert Jarzmik
2016-10-15 19:27 [PATCH v2 0/3] support smc91x on mainstone and devicetree Robert Jarzmik
2016-10-15 19:27 ` [PATCH v2 3/3] net: smsc91x: add u16 workaround for pxa platforms Robert Jarzmik
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