[PATCH 2/3] drm: bridge: dw-hdmi: check the cec-disable property

[Neil Armstrong]

On 19/03/2018 12:43, Hans Verkuil wrote:
> From: Hans Verkuil <hans.verkuil at cisco.com>
> 
> If the cec-disable property was set, then disable the DW CEC
> controller. This is needed for boards that have their own
> CEC controller.
> 
> Signed-off-by: Hans Verkuil <hans.verkuil at cisco.com>
> ---
>  drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> index a38db40ce990..597220e40541 100644
> --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
> @@ -2508,7 +2508,8 @@ __dw_hdmi_probe(struct platform_device *pdev,
>  		hdmi->audio = platform_device_register_full(&pdevinfo);
>  	}
>  
> -	if (config0 & HDMI_CONFIG0_CEC) {
> +	if ((config0 & HDMI_CONFIG0_CEC) &&
> +	    !of_property_read_bool(np, "cec-disable")) {
>  		cec.hdmi = hdmi;
>  		cec.ops = &dw_hdmi_cec_ops;
>  		cec.irq = irq;
> 

I suspected the bit was off for the Amlogic GX SoCs, I was wrong...

Reviewed-by: Neil Armstrong <narmstrong at baylibre.com>