On Mon, Sep 08, 2014 at 03:05:40PM +0100, Javier Martinez Canillas wrote:
> Hello Will,
Hi Javier,
> Since many folks don't agree that hacking different subsystems is the way
> forward I'll hold the patches and don't post them. The sunxi thread [0]
> already shows how different people have strong opposite positions on the
> correct approach to handle this.
>
> For now you can just disable the tps65090 PMIC support by not enabling the
> CONFIG_REGULATOR_TPS65090 kconfig symbol on your kernel config. That will give
> you exactly the same behavior that before tps65090 support was added to the
> Snow DT on commit b16be76 ("ARM: dts: add tps65090 power regulator for
> exynos5250-snow") which AFAIU was good enough for your workflow.
Disabling the regulator support gives me my framebuffer back, thanks. I
then get stuck mounting my root filesystem over sd card because it's
reported as read-only. The following hack solved the issue, but I'm not
exactly sure where this regression has come from (whether this is a board
quirk or pinctrl is really misconfigured).
Will
--->8
diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts
index f2b8c41..932d82e 100644
--- a/arch/arm/boot/dts/exynos5250-snow.dts
+++ b/arch/arm/boot/dts/exynos5250-snow.dts
@@ -231,6 +231,7 @@
};
mmc@12220000 {
+ disable-wp;
status = "okay";
};
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