On Sat, 18 May 2013 19:12:17 +0200
Sebastian Hesselbarth <sebastian.hesselbarth at gmail.com> wrote:
> This adds a video card node required for rmk's dove_drm driver. Reg
> property matches reserved memory region (currently 16M at top of memory),
> clocks property should carry extclk0 for now.
>
> Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth at gmail.com>
> ---
> Cc: Russell King <linux at arm.linux.org.uk>
> Cc: linux-arm-kernel at lists.infradead.org
> Cc: dri-devel at lists.freedesktop.org
> Cc: Jason Cooper <jason at lakedaemon.net>
> Cc: Jean-Francois Moine <moinejf at free.fr>
> ---
> arch/arm/boot/dts/dove-cubox.dts | 16 +++++++++++++++-
> 1 file changed, 15 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm/boot/dts/dove-cubox.dts
> b/arch/arm/boot/dts/dove-cubox.dts
> index ed2b7b2..f26d0d2 100644
> --- a/arch/arm/boot/dts/dove-cubox.dts
> +++ b/arch/arm/boot/dts/dove-cubox.dts
> @@ -8,7 +8,7 @@
>
> memory {
> device_type = "memory";
> - reg = <0x00000000 0x40000000>;
> + reg = <0x00000000 0x3f000000>;
> };
>
> chosen {
> @@ -52,10 +52,24 @@
> #clock-cells = <0>;
> };
> };
> +
> + video {
> + compatible = "simple-bus";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + ranges;
> +
> + vcard: video-card {
> + compatible = "marvell,dove-video-card";
> + reg = <0x3f000000 0x1000000>;
> + clocks = <&si5351 0>, <&si5351 0>;
> + };
> + };
> };
>
> &uart0 { status = "okay"; };
> &sata0 { status = "okay"; };
> +&lcd0 { status = "okay"; };
>
> &i2c0 {
> status = "okay";
May you explain a bit more this strange hack?
--
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