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From: Stephen Boyd <sboyd@kernel.org>
To: Janek Kotas <jank@cadence.com>
Cc: "mark.rutland@arm.com" <mark.rutland@arm.com>,
	"mturquette@baylibre.com" <mturquette@baylibre.com>,
	"robh+dt@kernel.org" <robh+dt@kernel.org>,
	"linux-clk@vger.kernel.org" <linux-clk@vger.kernel.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/2] clk: Add Fixed MMIO clock driver
Date: Fri, 30 Nov 2018 10:56:18 -0800	[thread overview]
Message-ID: <154360417873.88331.512675786310551936@swboyd.mtv.corp.google.com> (raw)
In-Reply-To: <63A29785-D1AC-4B7C-952E-3A2E5799A21D@global.cadence.com>

Quoting Janek Kotas (2018-11-30 01:57:09)
> 
> I tried it. io_remap doesn’t allow RAM to be mapped,
> even if it’s marked as a reserved memory.
> I got an error, the address couldn’t be mapped.
> 
> ARM64’s memory management has an explicit check for this here:
> https://elixir.bootlin.com/linux/latest/source/arch/arm64/mm/ioremap.c#L55
> 

Ok. Thanks!


      parent reply	other threads:[~2018-11-30 18:56 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-14 15:24 Janek Kotas
2018-11-14 22:19 ` Stephen Boyd
2018-11-15  8:27   ` Janek Kotas
2018-11-29 22:29     ` Stephen Boyd
     [not found]       ` <76BDCB72-CC05-41D1-93A0-6D71CBD97651@global.cadence.com>
2018-11-30  8:58         ` Stephen Boyd
     [not found]           ` <63A29785-D1AC-4B7C-952E-3A2E5799A21D@global.cadence.com>
2018-11-30 18:56             ` Stephen Boyd [this message]

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