diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0033-amba_pl011-Don-t-use-DT-aliases-for-numbering.patch')
| -rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0033-amba_pl011-Don-t-use-DT-aliases-for-numbering.patch | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0033-amba_pl011-Don-t-use-DT-aliases-for-numbering.patch b/target/linux/brcm2708/patches-4.19/950-0033-amba_pl011-Don-t-use-DT-aliases-for-numbering.patch deleted file mode 100644 index 1d6fdacfa8..0000000000 --- a/target/linux/brcm2708/patches-4.19/950-0033-amba_pl011-Don-t-use-DT-aliases-for-numbering.patch +++ /dev/null @@ -1,29 +0,0 @@ -From c048d8c7b1ae0d56d9ee1bca2be8cc9da5a43bba Mon Sep 17 00:00:00 2001 -From: Phil Elwell <phil@raspberrypi.org> -Date: Tue, 23 Feb 2016 17:26:48 +0000 -Subject: [PATCH] amba_pl011: Don't use DT aliases for numbering - -The pl011 driver looks for DT aliases of the form "serial<n>", -and if found uses <n> 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 -@@ -2576,7 +2576,12 @@ static int pl011_setup_port(struct devic - if (IS_ERR(base)) - return PTR_ERR(base); - -+ /* Don't use DT serial<n> 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; |