Re: [PATCH v2, 3/3] mailbox: cmdq: add mt8192 support

From: Yongqiang Niu <yongqiang.niu@mediatek.com>
To: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
	DTML <devicetree@vger.kernel.org>,
	Daniel Vetter <daniel@ffwll.ch>, David Airlie <airlied@linux.ie>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	DRI Development <dri-devel@lists.freedesktop.org>,
	Project_Global_Chrome_Upstream_Group@mediatek.com,
	Matthias Brugger <matthias.bgg@gmail.com>,
	Rob Herring <robh+dt@kernel.org>,
	"moderated list:ARM/Mediatek SoC support"
	<linux-mediatek@lists.infradead.org>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	CK Hu <ck.hu@mediatek.com>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v2, 3/3] mailbox: cmdq: add mt8192 support
Date: Fri, 25 Dec 2020 10:39:40 +0800	[thread overview]
Message-ID: <1608863980.18252.15.camel@mhfsdcap03> (raw)
In-Reply-To: <CAAOTY_9e9qadeO9k7zQnvSLZAAJFxjWwYSBz-XXEUUh16jsptA@mail.gmail.com>

On Thu, 2020-12-24 at 22:28 +0800, Chun-Kuang Hu wrote:
> Hi, Yongqiang:
> 
> Yongqiang Niu <yongqiang.niu@mediatek.com> 於 2020年12月24日 週四 上午8:55寫道：
> >
> > add mt8192 support
> >
> > Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
> > ---
> >  drivers/mailbox/mtk-cmdq-mailbox.c | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c
> > index 75378e3..7f243e1 100644
> > --- a/drivers/mailbox/mtk-cmdq-mailbox.c
> > +++ b/drivers/mailbox/mtk-cmdq-mailbox.c
> > @@ -607,6 +607,7 @@ static int cmdq_probe(struct platform_device *pdev)
> >         {.compatible = "mediatek,mt8173-gce", .data = (void *)&gce_plat_v2},
> >         {.compatible = "mediatek,mt8183-gce", .data = (void *)&gce_plat_v3},
> >         {.compatible = "mediatek,mt6779-gce", .data = (void *)&gce_plat_v4},
> > +       {.compatible = "mediatek,mt8192-gce", .data = (void *)&gce_plat_v4},
> 
> In the view of hardware function, is mt8192-gce identical to
> mt6779-gce? If these two are identical, you need not to modify driver,
> and the compatible should be
> 
> compatible = "mediatek,mt8192-gce", "mediatek,mt6779-gce";
> 
> If they are not identical, what's the different?
> 
> Regards,
> Chun-Kuang.

irq id is different 
mt8192 dts
https://patchwork.kernel.org/project/linux-mediatek/patch/1608770889-9403-3-git-send-email-yongqiang.niu@mediatek.com/

mt6779 dts
https://patchwork.kernel.org/project/linux-mediatek/patch/1574327552-11806-6-git-send-email-dennis-yc.hsieh@mediatek.com/

and gce event id also different
https://patchwork.kernel.org/project/linux-mediatek/patch/1608770889-9403-2-git-send-email-yongqiang.niu@mediatek.com/

https://patchwork.kernel.org/project/linux-mediatek/patch/1574327552-11806-2-git-send-email-dennis-yc.hsieh@mediatek.com/


> 
> >         {}
> >  };
> >
> > --
> > 1.8.1.1.dirty
> > _______________________________________________
> > Linux-mediatek mailing list
> > Linux-mediatek@lists.infradead.org
> > http://lists.infradead.org/mailman/listinfo/linux-mediatek

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