From a6747d9fad7d15345f7703e9f9d2916ea20a6edf Mon Sep 17 00:00:00 2001 From: Phil Elwell Date: Fri, 25 Feb 2022 09:53:56 +0000 Subject: [PATCH] overlays: Add "drm" parameter to pitft35-resistive The "drm" parameter forces the use of the hx8357d DRM driver, when by default the fb_hx8357d framebuffer driver will be used in preference. See: https://forums.raspberrypi.com/viewtopic.php?t=330088 Signed-off-by: Phil Elwell --- arch/arm/boot/dts/overlays/README | 4 ++++ arch/arm/boot/dts/overlays/pitft35-resistive-overlay.dts | 1 + 2 files changed, 5 insertions(+) --- a/arch/arm/boot/dts/overlays/README +++ b/arch/arm/boot/dts/overlays/README @@ -2689,6 +2689,10 @@ Params: speed Display debug Debug output level {0-7} + drm Force the use of the hx8357d DRM driver (by + default the fb_hx8357d framebuffer driver will + be used in preference if available) + Name: pps-gpio Info: Configures the pps-gpio (pulse-per-second time signal via GPIO). --- a/arch/arm/boot/dts/overlays/pitft35-resistive-overlay.dts +++ b/arch/arm/boot/dts/overlays/pitft35-resistive-overlay.dts @@ -115,5 +115,6 @@ rotate = <&pitft>,"rotate:0"; fps = <&pitft>,"fps:0"; debug = <&pitft>,"debug:0"; + drm = <&pitft>,"compatible=adafruit,yx350hv15"; }; };