From: Hans de Goede <hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
To: Maxime Ripard
<maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
Cc: Michael Ring <mail-u1jPNj63thkWnkcawLe0jA@public.gmane.org>,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
devicetree <devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org,
Hans de Goede <hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Subject: [PATCH v2 2/2] ARM: dts: sun7i: Add uart4 support for BananaPro, disable uart2
Date: Fri, 22 May 2015 16:33:04 +0200 [thread overview]
Message-ID: <1432305184-8589-2-git-send-email-hdegoede@redhat.com> (raw)
In-Reply-To: <1432305184-8589-1-git-send-email-hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
From: Michael Ring <mail-u1jPNj63thkWnkcawLe0jA@public.gmane.org>
The BananaPro uses uart4 for the default rx/tx pins on the 40 pins connector,
so enable uart4.
Uart2 is also available at the bananapro io-pins, but like on the bananapi
the primary function of the pins is to act as gpios, see:
http://forum.lemaker.org/forum.php?mod=viewthread&tid=10852
Remove the uart2 node, people who want to use uart2 can do so with a
devicetree-overlay.
Signed-off-by: Michael Ring <mail-u1jPNj63thkWnkcawLe0jA@public.gmane.org>
[hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org: Remove uart2 node]
Signed-off-by: Hans de Goede <hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
---
Changes in v2:
-Remove uart2 node instead of disabling it
---
arch/arm/boot/dts/sun7i-a20-bananapro.dts | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/arm/boot/dts/sun7i-a20-bananapro.dts b/arch/arm/boot/dts/sun7i-a20-bananapro.dts
index 45e2a02..18fcc87 100644
--- a/arch/arm/boot/dts/sun7i-a20-bananapro.dts
+++ b/arch/arm/boot/dts/sun7i-a20-bananapro.dts
@@ -52,7 +52,7 @@
aliases {
serial0 = &uart0;
- serial1 = &uart2;
+ serial1 = &uart4;
serial2 = &uart7;
};
@@ -250,9 +250,9 @@
status = "okay";
};
-&uart2 {
+&uart4 {
pinctrl-names = "default";
- pinctrl-0 = <&uart2_pins_a>;
+ pinctrl-0 = <&uart4_pins_b>;
status = "okay";
};
--
2.4.1
next prev parent reply other threads:[~2015-05-22 14:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-22 14:33 [PATCH v2 1/2] ARM: dts: sun7i: Add uart4_pins_b definition Hans de Goede
[not found] ` <1432305184-8589-1-git-send-email-hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2015-05-22 14:33 ` Hans de Goede [this message]
[not found] ` <1432305184-8589-2-git-send-email-hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2015-05-22 19:24 ` [PATCH v2 2/2] ARM: dts: sun7i: Add uart4 support for BananaPro, disable uart2 Maxime Ripard
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