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Tue, 20 Apr 2021 11:36:02 +0000 Received: from cust-b5b5937f ([IPv6:fc0c:c16d:66b8:757f:c639:739b:9d66:799d]) by smtp-cloud7.xs4all.net with ESMTPA id YofWlXS4Q8K3KYofZlzPTx; Tue, 20 Apr 2021 13:35:54 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=xs4all.nl; s=s2; t=1618918554; bh=doq2K2ciyiMrj6S2cEcZtlgv25cz/m88RRkxLWtesi0=; h=Subject:To:From:Message-ID:Date:MIME-Version:Content-Type:From: Subject; b=MeQVxCP+HH56vApGqKbqC5wUCSSWQGP9mNawk6Mk02oGP56yK+tCBQnJtmVAI9mCH TKeZA9gsE7s7v/jZJjdBi/p8sDDdMfgFUXldy7hOJVdugYNdylHPLXIhlc7GNgUOG0 LlS+Q4T9uZLsVGfm/kujA39HiHl9Ndtv+X0Zu4lBz2FwhP3YYVJKNnZNj9vV0983Fo iT81rSskXhJWj0a62618wQduoFbNW8reougESlXqrPCo/JAXCxp/Vn6Mjz7IfRzcxc X3GaRMKVXT9ENB6INQAxZ0CUdLjA/wL/cQGhnq4b00oGj3HrHAQHxEJWdIJ1vWKjEl r3DdOOXYnszDw== Subject: Re: [PATCH v9 03/13] media: hantro: Use syscon instead of 'ctrl' register To: Benjamin Gaignard , Lucas Stach , ezequiel@collabora.com, p.zabel@pengutronix.de, mchehab@kernel.org, robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, festevam@gmail.com, lee.jones@linaro.org, gregkh@linuxfoundation.org, mripard@kernel.org, paul.kocialkowski@bootlin.com, wens@csie.org, jernej.skrabec@siol.net, emil.l.velikov@gmail.com, "Peng Fan (OSS)" , Jacky Bai Cc: devel@driverdev.osuosl.org, devicetree@vger.kernel.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-imx@nxp.com, kernel@pengutronix.de, kernel@collabora.com, cphealy@gmail.com, linux-arm-kernel@lists.infradead.org References: <20210407073534.376722-1-benjamin.gaignard@collabora.com> <20210407073534.376722-4-benjamin.gaignard@collabora.com> <7bcbb787d82f21d42563d8fb7e3c2e7d40123932.camel@pengutronix.de> <529b61b1b1e6030c92a7944c4864246521b2ccdd.camel@pengutronix.de> <36008691-d075-203d-0cac-2a012773ea34@collabora.com> <43a767f8-77f5-7937-c484-753a3123f6a2@xs4all.nl> From: Hans Verkuil Message-ID: <0f23d42e-b858-c57d-3bf7-32b511e919d1@xs4all.nl> Date: Tue, 20 Apr 2021 13:35:50 +0200 User-Agent: Mozilla/5.0 (X11; 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charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gMjAvMDQvMjAyMSAxMTozMSwgQmVuamFtaW4gR2FpZ25hcmQgd3JvdGU6Cj4gCj4gTGUgMjAv MDQvMjAyMSDDoCAxMToxNiwgSGFucyBWZXJrdWlsIGEgw6ljcml0wqA6Cj4+IE9uIDIwLzA0LzIw MjEgMTE6MTAsIEJlbmphbWluIEdhaWduYXJkIHdyb3RlOgo+Pj4gTGUgMTYvMDQvMjAyMSDDoCAx NzoxNCwgTHVjYXMgU3RhY2ggYSDDqWNyaXTCoDoKPj4+PiBBbSBGcmVpdGFnLCBkZW0gMTYuMDQu MjAyMSB1bSAxNTowOCArMDIwMCBzY2hyaWViIEJlbmphbWluIEdhaWduYXJkOgo+Pj4+PiBMZSAx Ni8wNC8yMDIxIMOgIDEyOjU0LCBMdWNhcyBTdGFjaCBhIMOpY3JpdMKgOgo+Pj4+Pj4gQW0gTWl0 dHdvY2gsIGRlbSAwNy4wNC4yMDIxIHVtIDA5OjM1ICswMjAwIHNjaHJpZWIgQmVuamFtaW4gR2Fp Z25hcmQ6Cj4+Pj4+Pj4gSW4gb3JkZXIgdG8gYmUgYWJsZSB0byBzaGFyZSB0aGUgY29udHJvbCBo YXJkd2FyZSBibG9jayBiZXR3ZWVuCj4+Pj4+Pj4gVlBVcyB1c2UgYSBzeXNjb24gaW5zdGVhZCBh IGlvcmVtYXAgaXQgaW4gdGhlIGRyaXZlci4KPj4+Pj4+PiBUbyBrZWVwIHRoZSBjb21wYXRpYmls aXR5IHdpdGggb2xkZXIgRFQgaWYgJ254cCxpbXg4bXEtdnB1LWN0cmwnCj4+Pj4+Pj4gcGhhbmRs ZSBpcyBub3QgZm91bmQgbG9vayBhdCAnY3RybCcgcmVnLW5hbWUuCj4+Pj4+Pj4gV2l0aCB0aGUg bWV0aG9kIGl0IGJlY29tZXMgdXNlbGVzcyB0byBwcm92aWRlIGEgbGlzdCBvZiByZWdpc3Rlcgo+ Pj4+Pj4+IG5hbWVzIHNvIHJlbW92ZSBpdC4KPj4+Pj4+IFNvcnJ5IGZvciBwdXR0aW5nIGEgc3Bv a2UgaW4gdGhlIHdoZWVsIGFmdGVyIG1hbnkgaXRlcmF0aW9ucyBvZiB0aGUKPj4+Pj4+IHNlcmll cy4KPj4+Pj4+Cj4+Pj4+PiBXZSBqdXN0IGRpc2N1c3NlZCBhIHdheSBmb3J3YXJkIG9uIGhvdyB0 byBoYW5kbGUgdGhlIGNsb2NrcyBhbmQgcmVzZXRzCj4+Pj4+PiBwcm92aWRlZCBieSB0aGUgYmxr Y3RsIGJsb2NrIG9uIGkuTVg4TU0gYW5kIGxhdGVyIGFuZCBpdCBzZWVtcyB0aGVyZSBpcwo+Pj4+ Pj4gYSBjb25zZW5zdXMgb24gdHJ5aW5nIHRvIHByb3ZpZGUgdmlydHVhbCBwb3dlciBkb21haW5z IGZyb20gYSBibGtjdGwKPj4+Pj4+IGRyaXZlciwgY29udHJvbGxpbmcgY2xvY2tzIGFuZCByZXNl dHMgZm9yIHRoZSBkZXZpY2VzIGluIHRoZSBwb3dlcgo+Pj4+Pj4gZG9tYWluLiBJIHdvdWxkIGxp a2UgdG8gYXZvaWQgaW50cm9kdWNpbmcgeWV0IGFub3RoZXIgd2F5IG9mIGhhbmRsaW5nCj4+Pj4+ PiB0aGUgYmxrY3RsIGFuZCB0aHVzIHdvdWxkIGxpa2UgdG8gYWxpZ24gdGhlIGkuTVg4TVEgVlBV IGJsa2N0bCB3aXRoCj4+Pj4+PiB3aGF0IHdlIGFyZSBwbGFubmluZyB0byBkbyBvbiB0aGUgbGF0 ZXIgY2hpcCBnZW5lcmF0aW9ucy4KPj4+Pj4+Cj4+Pj4+PiBDQydpbmcgSmFja3kgQmFpIGFuZCBQ ZW5nIEZhbiBmcm9tIE5YUCwgYXMgdGhleSB3ZXJlIGdvaW5nIHRvIGdpdmUgdGhpcwo+Pj4+Pj4g dmlydHVhbCBwb3dlciBkb21haW4gdGhpbmcgYSBzaG90Lgo+Pj4+PiBUaGF0IGNvdWxkIHJlcGxh Y2UgdGhlIDMgZmlyc3QgcGF0Y2hlcyBhbmQgRHQgcGF0Y2hlIG9mIHRoaXMgc2VyaWVzCj4+Pj4+ IGJ1dCB0aGF0IHdpbGwgbm90IGltcGFjdCB0aGUgaGV2YyBwYXJ0LCBzbyBJIHdvbmRlciBpZiBw dXJlIGhldmMgcGF0Y2hlcwo+Pj4+PiBjb3VsZCBiZSBtZXJnZWQgYW55d2F5ID8KPj4+Pj4gVGhl eSBhcmUgcmV2aWV3ZWQgYW5kIGRvbid0IGRlcGVuZCBvZiBob3cgdGhlIGN0cmwgYmxvY2sgaXMg bWFuYWdlZC4KPj4+PiBJJ20gbm90IHJlYWxseSBpbiBhIHBvc2l0aW9uIHRvIGdpdmUgYW55IGlu Zm9ybWVkIG9waW5pb24gYWJvdXQgdGhhdAo+Pj4+IGh2ZWMgcGF0Y2hlcywgYXMgSSBvbmx5IHNr aW1tZWQgdGhlbSwgYnV0IEkgZG9uJ3Qgc2VlIGFueSByZWFzb24gdG8KPj4+PiBkZWxheSBwYXRj aGVzIDA0LTExIGZyb20gdGhpcyBzZXJpZXMgdW50aWwgdGhlIGkuTVg4TSBwbGF0Zm9ybSBpc3N1 ZXMKPj4+PiBhcmUgc29ydGVkLiBBRkFJQ1MgdGhvc2UgdGhpbmdzIGFyZSB0b3RhbGx5IG9ydGhv Z29uYWwuCj4+PiBIaSBIYW5zLAo+Pj4gV2hhdCBkbyB5b3UgdGhpbmsgYWJvdXQgdGhpcyBwcm9w b3NhbCB0byBzcGxpdCB0aGlzIHNlcmllcyA/Cj4+PiBHZXQgaGV2YyBwYXJ0IG1lcmdlZCBjb3Vs ZCBhbGxvdyBtZSB0byBjb250aW51ZSB0byBhZGQgZmVhdHVyZXMKPj4+IGxpa2Ugc2NhbGluZyBs aXN0cywgY29tcHJlc3NlZCByZWZlcmVuY2UgYnVmZmVycyBhbmQgMTAtYml0IHN1cHBvcnRzLgo+ PiBNYWtlcyBzZW5zZSB0byBtZSEKPiAKPiBHcmVhdCAhCj4gSWYgdGhlIGxhdGVzdCB2ZXJzaW9u IG1hdGNoIHlvdXIgZXhwZWN0YXRpb25zIGhvdyB3b3VsZCB5b3UgbGlrZSB0byBwcm9jZXNzZWQg Pwo+IENhbiB5b3UgbWVyZ2VkIHBhdGNoZXMgNCB0byAxMiA/IG9yIHNob3VsZCBJIHJlc2VuZCB0 aGVtIGluIGEgbmV3IHNob3J0ZWQgc2VyaWVzID8KCkEgc2VwYXJhdGUgcGF0Y2ggc2VyaWVzIHdv dWxkIGJlIGVhc2llciBmb3IgbWUuCgpSZWdhcmRzLAoKCUhhbnMKCj4gCj4gUmVnYXJkcywKPiBC ZW5qYW1pbgo+IAo+Pgo+PiBSZWdhcmRzLAo+Pgo+PiAJSGFucwo+PgoKCl9fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGlu ZyBsaXN0CmxpbnV4LWFybS1rZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMu aW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK