diff options
| author | Reto Schneider <reto.schneider@husqvarnagroup.com> | 2020-01-14 09:48:06 +0100 |
|---|---|---|
| committer | Paul Burton <paulburton@kernel.org> | 2020-01-14 16:02:34 -0800 |
| commit | e8c192011c920517e5578d51c7aff0ecadd25de3 (patch) | |
| tree | 89e66a59230a0f4ca9dd375c6976b90695e42464 /arch/mips | |
| parent | a5d193cb88cf6c5bfc771db6f34eebca51fd767a (diff) | |
MIPS: ralink: dts: gardena_smart_gateway_mt7688: Limit UART1
The radio module asserts CTS when its RX buffer has 10 bytes left.
Putting just 8 instead of 16 bytes into the UART1 TX buffer on the Linux
side ensures to not overflow the RX buffer on the radio module side.
Signed-off-by: Reto Schneider <reto.schneider@husqvarnagroup.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Paul Burton <paul.burton@mips.com>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: linux-mips@vger.kernel.org
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/boot/dts/ralink/gardena_smart_gateway_mt7688.dts | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/mips/boot/dts/ralink/gardena_smart_gateway_mt7688.dts b/arch/mips/boot/dts/ralink/gardena_smart_gateway_mt7688.dts index 2d979eb744dc..6069b33cf09f 100644 --- a/arch/mips/boot/dts/ralink/gardena_smart_gateway_mt7688.dts +++ b/arch/mips/boot/dts/ralink/gardena_smart_gateway_mt7688.dts @@ -177,6 +177,9 @@ pinctrl-names = "default"; pinctrl-0 = <&pinmux_i2s_gpio>; /* GPIO0..3 */ + fifo-size = <8>; + tx-threshold = <8>; + rts-gpios = <&gpio 1 GPIO_ACTIVE_LOW>; cts-gpios = <&gpio 2 GPIO_ACTIVE_LOW>; }; |