From a8d4d71c41ff0158c2026cac5981e39702167da9 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= Date: Thu, 7 Apr 2016 21:25:10 +0200 Subject: brcm2708: update to latest version MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit As usual these patches were extracted from the raspberry pi repo: https://github.com/raspberrypi/linux/commits/rpi-4.4.y Signed-off-by: Álvaro Fernández Rojas --- ..._pl011-Don-t-use-DT-aliases-for-numbering.patch | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 target/linux/brcm2708/patches-4.4/0154-amba_pl011-Don-t-use-DT-aliases-for-numbering.patch (limited to 'target/linux/brcm2708/patches-4.4/0154-amba_pl011-Don-t-use-DT-aliases-for-numbering.patch') diff --git a/target/linux/brcm2708/patches-4.4/0154-amba_pl011-Don-t-use-DT-aliases-for-numbering.patch b/target/linux/brcm2708/patches-4.4/0154-amba_pl011-Don-t-use-DT-aliases-for-numbering.patch new file mode 100644 index 0000000..3b2b1e2 --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0154-amba_pl011-Don-t-use-DT-aliases-for-numbering.patch @@ -0,0 +1,29 @@ +From e9950fa4e93333baad36537cc46121cc7cecf455 Mon Sep 17 00:00:00 2001 +From: Phil Elwell +Date: Tue, 23 Feb 2016 17:26:48 +0000 +Subject: [PATCH 154/232] amba_pl011: Don't use DT aliases for numbering + +The pl011 driver looks for DT aliases of the form "serial", +and if found uses as the device ID. This can cause +/dev/ttyAMA0 to become /dev/ttyAMA1, which is confusing if the +other serial port is provided by the 8250 driver which doesn't +use the same logic. +--- + drivers/tty/serial/amba-pl011.c | 5 +++++ + 1 file changed, 5 insertions(+) + +--- a/drivers/tty/serial/amba-pl011.c ++++ b/drivers/tty/serial/amba-pl011.c +@@ -2313,7 +2313,12 @@ static int pl011_setup_port(struct devic + if (IS_ERR(base)) + return PTR_ERR(base); + ++ /* Don't use DT serial aliases - it causes the device to ++ be renumbered to ttyAMA1 if it is the second serial port in the ++ system, even though the other one is ttyS0. The 8250 driver ++ doesn't use this logic, so always remains ttyS0. + index = pl011_probe_dt_alias(index, dev); ++ */ + + uap->old_cr = 0; + uap->port.dev = dev; -- cgit v1.1