From: Jagan Teki <jagan-dyjBcgdgk7Pe9wHmmfpqLFaTQe2KTcn/@public.gmane.org>
To: Kever Yang <kever.yang-TNX95d0MmH7DzftRWevZcw@public.gmane.org>,
Simon Glass <sjg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>,
Philipp Tomsich
<philipp.tomsich-SN7IsUiht6C/RdPyistoZJqQE7yCjDx5@public.gmane.org>,
Anatolij Gustschin <agust-ynQEQJNshbs@public.gmane.org>
Cc: u-boot-0aAXYlwwYIKGBzrmiIFOJg@public.gmane.org,
linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-amarula-dyjBcgdgk7Pe9wHmmfpqLFaTQe2KTcn/@public.gmane.org,
Jagan Teki
<jagan-dyjBcgdgk7Pe9wHmmfpqLFaTQe2KTcn/@public.gmane.org>,
sunil-dyjBcgdgk7Pe9wHmmfpqLFaTQe2KTcn/@public.gmane.org
Subject: [PATCH v2 1/4] arm64: dts: rk3399-u-boot: Delete vop assigned-clocks/rates
Date: Mon, 30 Mar 2020 23:46:10 +0530 [thread overview]
Message-ID: <20200330181613.29462-2-jagan@amarulasolutions.com> (raw)
In-Reply-To: <20200330181613.29462-1-jagan-dyjBcgdgk7Pe9wHmmfpqLFaTQe2KTcn/@public.gmane.org>
Linux supporting assigned-clocks for VOP on rk3399 by assuming
U-Boot not initializing it on this linux commit:
commit <617f4472bdd3> ("arm64: dts: rockchip: init rk3399 vop clock rates")
There is no specific need to initialize these assigned clock
in U-Boot as video drivers still work with default aclk and
hclk values. So, these clocks are simply not supported by rk3399
clock driver.
But, during stdio probe of vidconsole, the device probe
will try to check whether the assigned clocks on that video
console node is initialized or not? and return error if not.
So, delete these property via -u-boot dtsi as there is
no specific need in U-Boot.
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
Changes for v2:
- none
arch/arm/dts/rk3399-u-boot.dtsi | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/arm/dts/rk3399-u-boot.dtsi b/arch/arm/dts/rk3399-u-boot.dtsi
index 8b857ccfc7..b846f9cde7 100644
--- a/arch/arm/dts/rk3399-u-boot.dtsi
+++ b/arch/arm/dts/rk3399-u-boot.dtsi
@@ -99,9 +99,13 @@
};
&vopb {
+ /delete-property/ assigned-clocks;
+ /delete-property/ assigned-clock-rates;
u-boot,dm-pre-reloc;
};
&vopl {
+ /delete-property/ assigned-clocks;
+ /delete-property/ assigned-clock-rates;
u-boot,dm-pre-reloc;
};
--
2.17.1
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next prev parent reply other threads:[~2020-03-30 18:16 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-30 18:16 [PATCH v2 0/4] rockchip: rk3399: Fix HDMI out Jagan Teki
[not found] ` <20200330181613.29462-1-jagan-dyjBcgdgk7Pe9wHmmfpqLFaTQe2KTcn/@public.gmane.org>
2020-03-30 18:16 ` Jagan Teki [this message]
2020-03-30 19:36 ` [PATCH v2 1/4] arm64: dts: rk3399-u-boot: Delete vop assigned-clocks/rates Mark Kettenis
[not found] ` <016151d6786a0ea4-Sse5TxTiDWuxJFhkpKByzTXZidJgq2Oi@public.gmane.org>
2020-03-31 5:59 ` Jagan Teki
2020-04-02 9:18 ` Kever Yang
2020-04-02 9:37 ` Jagan Teki
2020-04-02 10:18 ` Mark Kettenis
2020-04-02 11:42 ` Jagan Teki
2020-03-30 18:16 ` [PATCH v2 2/4] video: rockchip: Fix vop modes for rk3399 Jagan Teki
2020-03-30 18:16 ` [PATCH v2 3/4] rockchip: Enable pre console " Jagan Teki
2020-03-30 18:16 ` [PATCH v2 4/4] rockchip: Enable HDMI output on rk3399 board w/ HDMI Jagan Teki
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