Re: Add support for Lichee Pi Zero

[Rui-Xiang Guo <rxg%lavabit.com@localhost>]

On Sun, Sep 15, 2024 at 08:57:46AM +0100, Nick Hudson wrote:
> On 02/09/2024 13:32, Rui-Xiang Guo wrote:
> > Hi,
> > I am testing the RGB panel with it, DE2 and PWM supports are added:
> > https://github.com/picohive/netbsd-licheepi-zero/blob/main/boot.log
> > 
> > The patches for 10.0 and -current:
> > https://github.com/picohive/netbsd-licheepi-zero/
> 
> The changes to sunxi_{drm,mixer}.c can't be committed as they need to be
> run time and not compile time. Can you fix this please?

Do you mean the patch for GENERIC?
===================================================================
RCS file: /cvsroot/src/sys/arch/evbarm/conf/GENERIC,v
retrieving revision 1.115.2.1
diff -u -p -r1.115.2.1 GENERIC
--- sys/arch/evbarm/conf/GENERIC        28 May 2023 10:14:36 -0000      1.115.2.1
+++ sys/arch/evbarm/conf/GENERIC        16 Sep 2024 03:43:08 -0000
@@ -151,6 +151,7 @@ sun8ih3ccu*         at fdt? pass 2          # Allwinner
 sun8ih3rccu*   at fdt? pass 2          # Allwinner H3 CCU (PRCM)
 sun8iv3sccu*   at fdt? pass 2          # Allwinner V3s CCU
 sun9ia80ccu*   at fdt? pass 2          # Allwinner A80 CCU
+sunxide2ccu*   at fdt? pass 3          # Allwinner DE2 clock controller
 sunxiresets*   at fdt? pass 1          # Allwinner Misc. clock resets
 sunxigates*    at fdt? pass 1          # Allwinner Misc. clock gates
 sunxigmacclk*  at fdt? pass 2          # Allwinner GMAC MII/RGMII clock mux
@@ -510,8 +511,15 @@ tegracec0  at fdt?                 # NVIDIA Tegra HDMI
 hdmicec*       at hdmicecbus?

 # Display
+sunxide2bus*   at fdt? pass 4          # Allwinner DE2 bus
+sunxidrm*      at fdt? pass 5          # Allwinner Display Pipeline
+sunxifb*       at sunxidrm?            # Allwinner DRM framebuffer
+sunxihdmiphy*  at fdt? pass 9          # Allwinner HDMI TX PHY
+sunxilcdc*     at fdt?                 # Allwinner DE2 timing controller
+sunximixer*    at fdt?                 # Allwinner DE2 mixer
 #tegradrm*     at fdt?                 # NVIDIA Tegra Display
 #tegrafb*      at tegrafbbus?
+dispcon*       at fdt?                 # Display connector devices
 dwhdmi*        at fdt?                 # Designware HDMI TX
 genfb*                 at fdt?                 # Simple Framebuffer
 mesonfb*       at fdt?                 # Amlogic Meson Framebuffer

Because its SoC only has bultin 64MB RAM, the minimal kernel is recommended:
https://github.com/picohive/netbsd-licheepi-zero/blob/main/LICHEEPI_ZERO

-rxg