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From: Tom Rini <trini@konsulko.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [U-Boot, 1/4] serial: ns16550: da8xx (freon/primus) is not omap-like
Date: Fri, 19 Jan 2018 10:41:15 -0500	[thread overview]
Message-ID: <20180119154115.GV4660@bill-the-cat> (raw)
In-Reply-To: <CAALWOA-R=EAnOQY5JA+=PgXYOwuSgbVzDyXCkxbgdV7MwAh_tQ@mail.gmail.com>

On Fri, Jan 19, 2018 at 04:39:15PM +0100, Matthijs van Duin wrote:
> On 19 January 2018 at 16:26, Tom Rini <trini@konsulko.com> wrote:
> > This introduces a warning on all SOC_DA8XX systems because they do not
> > set CONFIG_SYS_NS16550_MEM32 so serial_out is writeb
> 
> Well that's a mistake. Its uart uses 32-bit registers, and 8-bit
> access is not documented to be acceptable.
> 
> Apologies for forgetting to at least compile-test this for all
> affected targets, I really should have done that.
> 
> > Are you able to test SOC_DA8XX platforms?
> 
> No, this was based on my knowledge that freon/primus SoCs
> (OMAP-L1xx/AM1xxx/TMS320C674x/DA8xx) are architecturally members of
> the TI C6x family and not remotely related to the OMAP (despite the
> part code "OMAP-L1xx"), and I double-checked the technical reference
> manual: their UART is identical to that on Keystone.

OK.  For v2, if you can convert CONFIG_SYS_NS16550_MEM32 to Kconfig as
well I'd appreciate it.  I'll see about digging out and setting up one
of my da8xx platforms for a quick runtime test too.  Thanks!

-- 
Tom
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  reply	other threads:[~2018-01-19 15:41 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-01-08 12:50 [U-Boot] [PATCH 1/4] serial: ns16550: da8xx (freon/primus) is not omap-like Matthijs van Duin
2018-01-19 15:26 ` [U-Boot] [U-Boot, " Tom Rini
2018-01-19 15:39   ` Matthijs van Duin
2018-01-19 15:41     ` Tom Rini [this message]
2018-01-19 16:39       ` Matthijs van Duin
2018-01-19 20:22         ` Tom Rini
2018-01-19 20:34           ` Adam Ford

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