This patch adds the /omit-if-no-ref/ keyword to the pio nodes for
UART0 and UART3 pins of the R40 SoC, which would reduce the fdt size on
boards which do not use these UARTs.
Signed-off-by: Ivan Uvarov <i.uvarov@xxxxxxxxxxxxxxxxxx>
1 file changed, 3 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-r40.dtsi b/arch/arm/boot/dts/sun8i-r40.dtsi
index d5ad3b9efd..0b257a0779 100644
--- a/arch/arm/boot/dts/sun8i-r40.dtsi
+++ b/arch/arm/boot/dts/sun8i-r40.dtsi
@@ -631,16 +631,19 @@ spi1_cs1_pi_pin: spi1-cs1-pi-pin {
function = "spi1";
};
+ /omit-if-no-ref/
uart0_pb_pins: uart0-pb-pins {
pins = "PB22", "PB23";
function = "uart0";
};
+ /omit-if-no-ref/
uart3_pg_pins: uart3-pg-pins {
pins = "PG6", "PG7";
function = "uart3";
};
+ /omit-if-no-ref/
uart3_rts_cts_pg_pins: uart3-rts-cts-pg-pins {
pins = "PG8", "PG9";
function = "uart3";
--
2.25.1
