H3 supports two SPI controllers. Four pins (MOSI, MISO, SCLK, SS) are configured through the pinctrl subsystem.
Cc: Maxime Ripard <maxime.rip...@free-electrons.com> Cc: Chen-Yu Tsai <w...@csie.org> Signed-off-by: Milo Kim <woogyom....@gmail.com> --- arch/arm/boot/dts/sun8i-h3.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi index 75a8654..8a59d8d 100644 --- a/arch/arm/boot/dts/sun8i-h3.dtsi +++ b/arch/arm/boot/dts/sun8i-h3.dtsi @@ -381,6 +381,20 @@ allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; }; + spi0_pins: spi0 { + allwinner,pins = "PC0", "PC1", "PC2", "PC3"; + allwinner,function = "spi0"; + allwinner,drive = <SUN4I_PINCTRL_10_MA>; + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; + }; + + spi1_pins: spi1 { + allwinner,pins = "PA15", "PA16", "PA14", "PA13"; + allwinner,function = "spi1"; + allwinner,drive = <SUN4I_PINCTRL_10_MA>; + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; + }; + uart0_pins_a: uart0@0 { allwinner,pins = "PA4", "PA5"; allwinner,function = "uart0"; -- 2.9.3