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| author | Oswald Buddenhagen <oswald.buddenhagen@gmx.de> | 2017-10-29 15:27:20 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-11-15 14:53:19 (GMT) |
| commit | 1331af440ad2c7d34555233863c730f66cad7a19 (patch) | |
| tree | 32cab54bed563ad267e227493e9dd042efc8dbcb /arch | |
| parent | 76aaa788e92ab55fb9bc553560a01867b8406edf (diff) | |
| download | linux-1331af440ad2c7d34555233863c730f66cad7a19.tar.xz | |
MIPS: AR7: Ensure that serial ports are properly set up
commit b084116f8587b222a2c5ef6dcd846f40f24b9420 upstream.
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
Patchwork: https://patchwork.linux-mips.org/patch/17543/
Signed-off-by: James Hogan <jhogan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/ar7/platform.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/mips/ar7/platform.c b/arch/mips/ar7/platform.c index aa1d4ed..3446b6f 100644 --- a/arch/mips/ar7/platform.c +++ b/arch/mips/ar7/platform.c @@ -576,6 +576,7 @@ 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; |