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authorOswald Buddenhagen <oswald.buddenhagen@gmx.de>2017-10-29 16:27:20 +0100
committerJames Hogan <jhogan@kernel.org>2017-11-08 14:57:55 +0000
commitb084116f8587b222a2c5ef6dcd846f40f24b9420 (patch)
tree419c610571b9ee880d39b66b84f18f9506c4c2ef /arch
parente6b03ab63b4d270e0249f96536fde632409dc1dc (diff)
MIPS: AR7: Ensure that serial ports are properly set up
Without UPF_FIXED_TYPE, the data from the PORT_AR7 uart_config entry is never copied, resulting in a dead port. Fixes: 154615d55459 ("MIPS: AR7: Use correct UART port type") Signed-off-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de> [jonas.gorski: add Fixes tag] Signed-off-by: Jonas Gorski <jonas.gorski@gmail.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Yoshihiro YUNOMAE <yoshihiro.yunomae.ez@hitachi.com> Cc: Nicolas Schichan <nschichan@freebox.fr> Cc: Oswald Buddenhagen <oswald.buddenhagen@gmx.de> Cc: linux-mips@linux-mips.org Cc: linux-serial@vger.kernel.org Cc: <stable@vger.kernel.org> Patchwork: https://patchwork.linux-mips.org/patch/17543/ Signed-off-by: James Hogan <jhogan@kernel.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/ar7/platform.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/mips/ar7/platform.c b/arch/mips/ar7/platform.c
index f2c9f90c5f13..4674f1efbe7a 100644
--- a/arch/mips/ar7/platform.c
+++ b/arch/mips/ar7/platform.c
@@ -575,6 +575,7 @@ static int __init ar7_register_uarts(void)
uart_port.type = PORT_AR7;
uart_port.uartclk = clk_get_rate(bus_clk) / 2;
uart_port.iotype = UPIO_MEM32;
+ uart_port.flags = UPF_FIXED_TYPE;
uart_port.regshift = 2;
uart_port.line = 0;