On 18.6.2018 09:45, Linus Walleij wrote:
> This adds the low-speed connector to the ZCU100 rev C device
> tree (also known as the Ultra96 board).
>
> This is a proof-of-concept only, showing how it is possible
> to populate a Secure96 board using the other patches in the
> series.
>
> If you comment out or delete the board {} node, you can
> populate/depopulate the board from sysfs instead.
>
> Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
> ---
> .../boot/dts/xilinx/zynqmp-zcu100-revC.dts | 27 +++++++++++++++++--
> 1 file changed, 25 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts b/arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts
> index d62276e0e0a9..fc30497f248d 100644
> --- a/arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts
> +++ b/arch/arm64/boot/dts/xilinx/zynqmp-zcu100-revC.dts
> @@ -110,6 +110,28 @@
> compatible = "mmc-pwrseq-simple";
> reset-gpios = <&gpio 7 GPIO_ACTIVE_LOW>; /* WIFI_EN */
> };
> +
> + lscon: connector {
> + compatible = "96boards,low-speed-connector";
> + i2c0 = <&i2csw_0>;
> + i2c1 = <&i2csw_1>;
> + spi = <&spi0>;
> + gpios = <&gpio 36 GPIO_ACTIVE_HIGH>, /* GPIO-A */
> + <&gpio 37 GPIO_ACTIVE_HIGH>, /* GPIO-B */
> + <&gpio 39 GPIO_ACTIVE_HIGH>, /* GPIO-C */
> + <&gpio 40 GPIO_ACTIVE_HIGH>, /* GPIO-D */
> + <&gpio 44 GPIO_ACTIVE_HIGH>, /* GPIO-E */
> + <&gpio 45 GPIO_ACTIVE_HIGH>, /* GPIO-F */
> + <&gpio 78 GPIO_ACTIVE_HIGH>, /* GPIO-G */
> + <&gpio 79 GPIO_ACTIVE_HIGH>, /* GPIO-H */
> + <&gpio 80 GPIO_ACTIVE_HIGH>, /* GPIO-I */
> + <&gpio 81 GPIO_ACTIVE_HIGH>, /* GPIO-J */
> + <&gpio 82 GPIO_ACTIVE_HIGH>, /* GPIO-K */
> + <&gpio 83 GPIO_ACTIVE_HIGH>; /* GPIO-L */
This connector has also 2 uarts which you should have here too.
Thanks,
Michal
> + board {
> + compatible = "96boards,secure96";
> + };
> + };
> };
>
> &dcc {
> @@ -134,8 +156,9 @@
> "USB1_DIR", "USB1_DATA2", "USB1_NXT", "USB1_DATA0", "USB1_DATA1",
> "USB1_STP", "USB1_DATA3", "USB1_DATA4", "USB1_DATA5", "USB1_DATA6",
> "USB_DATA7", "WLAN_IRQ", "PMIC_IRQ", /* MIO end and EMIO start */
> - "", "",
> - "", "", "", "", "", "", "", "", "", "",
> + "GPIO-G", "GPIO-H",
> + "GPIO-I", "GPIO-J", "GPIO-K", "GPIO-L",
> + "", "", "", "", "", "",
> "", "", "", "", "", "", "", "", "", "",
> "", "", "", "", "", "", "", "", "", "",
> "", "", "", "", "", "", "", "", "", "",
>
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