Thread (9 messages) 9 messages, 2 authors, 2017-03-02

Re: [RESEND PATCH v2 0/5] Fix the parse_dt of exynos dsi and remove the OF graph

From: Krzysztof Kozlowski <krzk@kernel.org>
Date: 2017-02-28 09:58:59
Also in: dri-devel, linux-arm-kernel, linux-samsung-soc, lkml

On Tue, Feb 28, 2017 at 10:17 AM, Hoegeun Kwon [off-list ref] wrote:
Hi All,

[Resend this v2 patches, because i have missing TO and CC.]

The dsi + panel is a parental relationship, so OF grpah is not needed.
Therefore, the current dsi_parse_dt function will throw an error,
because there is no linked OF graph for case such as fimd + dsi +
panel.

So the 1/5 patch parse the Pll, burst and esc clock frequency
properties in dsi_parse_dt and modified to create a bridge_node only
if there is an OF graph associated with dsi.

Also fixed the dts, which depend on the 1/5 patch. So removed the
ports node and move burst and esc clock frequency properties to the
parent (DSI node).
Discussions in previous thread lead us to bisectability problem.
Bisectability in regular driver changes is one thing but in case of
driver + DTS the gap is much bigger. DTS will go through separate tree
and branches. How do you want to solve the problem?

Best regards,
Krzysztof
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