Add an ethernet SPI chip in the OMAP4 SDP/Blaze board DTS file. Add a fixed regulator node controlled by a GPIO line to supply the ethernet chip.
Based on original code from Rajendra. Signed-off-by: Benoit Cousson <[email protected]> Signed-off-by: Rajendra Nayak <[email protected]> --- arch/arm/boot/dts/omap4-sdp.dts | 21 +++++++++++++++++++++ 1 files changed, 21 insertions(+), 0 deletions(-) diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts index 01db8b7..31938c1 100644 --- a/arch/arm/boot/dts/omap4-sdp.dts +++ b/arch/arm/boot/dts/omap4-sdp.dts @@ -17,6 +17,16 @@ device_type = "memory"; reg = <0x80000000 0x40000000>; /* 1 GB */ }; + + vdd_eth: fixedregulator@0 { + compatible = "regulator-fixed"; + regulator-name = "VDD_ETH"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio2 16 0>; /* gpio line 48 */ + enable-active-high; + regulator-boot-on; + }; }; &i2c1 { @@ -70,3 +80,14 @@ reg = <0x1e>; }; }; + +&mcspi1 { + eth@0 { + compatible = "ks8851"; + spi-max-frequency = <24000000>; + reg = <0>; + interrupt-parent = <&gpio2>; + interrupts = <2>; /* gpio line 34 */ + vdd-supply = <&vdd_eth>; + }; +}; -- 1.7.0.4 _______________________________________________ devicetree-discuss mailing list [email protected] https://lists.ozlabs.org/listinfo/devicetree-discuss
