[U-Boot] [PATCH] rockchip: dts: rk3328: add aliases for mmc controller
Heiko Stuebner
heiko at sntech.de
Tue May 23 20:29:33 UTC 2017
Hi Kever, Tom,
Am Dienstag, 23. Mai 2017, 14:32:44 CEST schrieb Kever Yang:
> This is not from kernel, seems the kernel mmc driver does not
> support aliases now,
>
> thought I hope they both support the aliases for ordering.
there was a lengthy discussion about the pros and cons of ordering
mmc devices last year [0].
With the outcome that explicit ordering via aliases is not desired
and the argument being that mmc devices are not so different from
usb storage or scsi/sata devices whose ordering is random all the time.
Heiko
[0] https://lkml.org/lkml/2016/4/29/621
> Thanks,
> - Kever
> On 05/23/2017 05:18 AM, Tom Rini wrote:
> > On Thu, May 18, 2017 at 04:05:20PM +0800, Kever Yang wrote:
> >
> >> Add aliases for mmc controller to get a fixed order with
> >> emmc at index 0 and sdmmc at index 1.
> >>
> >> Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
> >> ---
> >>
> >> arch/arm/dts/rk3328.dtsi | 3 +++
> >> 1 file changed, 3 insertions(+)
> >>
> >> diff --git a/arch/arm/dts/rk3328.dtsi b/arch/arm/dts/rk3328.dtsi
> >> index 8a98ee3..e1af030 100644
> >> --- a/arch/arm/dts/rk3328.dtsi
> >> +++ b/arch/arm/dts/rk3328.dtsi
> >> @@ -25,6 +25,9 @@
> >> i2c1 = &i2c1;
> >> i2c2 = &i2c2;
> >> i2c3 = &i2c3;
> >> + mmc0 = &emmc;
> >> + mmc1 = &sdmmc;
> >> + mmc2 = &sdmmc_ext;
> >> };
> >>
> >> cpus {
> > Does this come from re-syncing the dts with the kernel? Are they going
> > to the kernel? Thanks!
> >
>
>
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