diff options
Diffstat (limited to 'target/linux/sunxi/patches-4.9/0023-arm64-allwinner-a64-add-UART1-pin-nodes.patch')
| -rw-r--r-- | target/linux/sunxi/patches-4.9/0023-arm64-allwinner-a64-add-UART1-pin-nodes.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/target/linux/sunxi/patches-4.9/0023-arm64-allwinner-a64-add-UART1-pin-nodes.patch b/target/linux/sunxi/patches-4.9/0023-arm64-allwinner-a64-add-UART1-pin-nodes.patch new file mode 100644 index 0000000000..998d51435f --- /dev/null +++ b/target/linux/sunxi/patches-4.9/0023-arm64-allwinner-a64-add-UART1-pin-nodes.patch @@ -0,0 +1,35 @@ +From e7ba733d32cc9487b62b07219ad911c77764a681 Mon Sep 17 00:00:00 2001 +From: Andre Przywara <andre.przywara@arm.com> +Date: Tue, 10 Jan 2017 01:22:32 +0000 +Subject: arm64: allwinner: a64: add UART1 pin nodes + +On many boards UART1 connects to a Bluetooth chip, so add the pinctrl +nodes for the only pins providing access to that UART. That includes +those pins for hardware flow control (RTS/CTS). + +Signed-off-by: Andre Przywara <andre.przywara@arm.com> +Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> +Acked-by: Chen-Yu Tsai <wens@csie.org> +--- + arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 10 ++++++++++ + 1 file changed, 10 insertions(+) + +--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi ++++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +@@ -272,6 +272,16 @@ + pins = "PB8", "PB9"; + function = "uart0"; + }; ++ ++ uart1_pins: uart1_pins { ++ pins = "PG6", "PG7"; ++ function = "uart1"; ++ }; ++ ++ uart1_rts_cts_pins: uart1_rts_cts_pins { ++ pins = "PG8", "PG9"; ++ function = "uart1"; ++ }; + }; + + uart0: serial@1c28000 { |