On Mon, Jan 22, 2018 at 12:59:18PM +0300, Antony Pavlov wrote:
> Make necessary changes in sandbox_defconfig:
> enable gpio, spi, i2c and led stuff.
>
> Usage:
>
> barebox$ make sandbox_defconfig
> barebox$ sed -i "s/# CONFIG_GPIO_LIBFTDI1.*$/CONFIG_GPIO_LIBFTDI1=y/" .config
>
> # edit arch/sandbox/dts/sandbox-libftdi-example.dtsi
>
> barebox$ echo '#include "sandbox-libftdi-example.dtsi"' >> arch/sandbox/dts/sandbox.dts
> barebox$ make
> barebox$ sudo ./barebox -d arch/sandbox/dts/sandbox.dtb
>
> Signed-off-by: Antony Pavlov <antonynpavlov@xxxxxxxxx>
> ---
> arch/sandbox/configs/sandbox_defconfig | 21 ++++++-
> arch/sandbox/dts/sandbox-libftdi-example.dtsi | 80 +++++++++++++++++++++++++++
> 2 files changed, 100 insertions(+), 1 deletion(-)
>
> +++ b/arch/sandbox/dts/sandbox-libftdi-example.dtsi
> @@ -0,0 +1,80 @@
> +#include <dt-bindings/gpio/gpio.h>
> +
> +/ {
> + gpio0: gpio@0 {
> + compatible = "barebox,libftdi1-gpio";
> + usb,id_vendor = <0x0403>;
> + usb,id_product = <0x6010>;
> +
> + /*
> + * The serial number can be used to select
> + * a specific device in case more than
> + * one is connected to the host.
> + */
> + /* usb,i_serial_number = "20180120"; */
> +
> + /* use ACBUS[7:0] */
> + gpio-controller;
> + #gpio-cells = <2>;
> +
> + status = "okay";
> + };
> +
> + spi0: spi0 {
> + compatible = "spi-gpio";
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + gpio-sck = <&gpio0 0 GPIO_ACTIVE_HIGH>;
> + gpio-mosi = <&gpio0 1 GPIO_ACTIVE_HIGH>;
> + gpio-miso = <&gpio0 2 GPIO_ACTIVE_HIGH>;
> + cs-gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>;
> +
> + num-chipselects = <1>;
> +
> + status = "disabled";
Given that this is an example which is not used unless you include it
manually I think you can remove the status properties.
Otherwise this series looks fine to me. I can remove the properties
while applying if you like.
Sascha
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