From: Lee Jones Date: Fri, 3 Feb 2017 10:23:16 +0000 (+0000) Subject: ARM: dts: STiH410-b2260: Identify the UART RTS line X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=105fc00bc388d2dff089f3330fc7d9b009c519dc;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git ARM: dts: STiH410-b2260: Identify the UART RTS line When hardware flow-control is disabled, manual toggling of the UART's reset line (RTS) using userland applications (e.g. stty) is not possible, since the ASC IP does not provide this functionality in the same was as some other IPs do. Thus, we have to do this manually. This patch configures the UART RTS line as a GPIO for manipulation within the UART driver when HW flow-control is not enabled. Acked-by: Peter Griffin Signed-off-by: Lee Jones Signed-off-by: Greg Kroah-Hartman --- diff --git a/arch/arm/boot/dts/stih410-b2260.dts b/arch/arm/boot/dts/stih410-b2260.dts index 06b0696cb6b8..fa16abac0e4d 100644 --- a/arch/arm/boot/dts/stih410-b2260.dts +++ b/arch/arm/boot/dts/stih410-b2260.dts @@ -63,6 +63,7 @@ uart0: serial@9830000 { label = "LS-UART0"; status = "okay"; + rts-gpios = <&pio17 3 GPIO_ACTIVE_LOW>; }; /* Low speed expansion connector */