Hi Uwe,

Am Dienstag, 19. Juli 2016, 08:39:55 schrieb Uwe Kleine-K?nig:

On Thu, Jul 14, 2016 at 06:24:33PM -0700, Brian Norris wrote:

quoted

It's nicer to see this:
    # ls -l /sys/bus/spi/devices/
    total 0
    lrwxrwxrwx 1 root root 0 Dec 31  1969 spi0.0 ->
    ../../../devices/platform/ff1c0000.spi/spi_master/spi0/spi0.0
    lrwxrwxrwx 1 root root 0 Dec 31  1969 spi1.0 ->
    ../../../devices/platform/ff1d0000.spi/spi_master/spi1/spi1.0
    lrwxrwxrwx 1 root root 0 Dec 31  1969 spi2.0 ->
    ../../../devices/platform/ff1e0000.spi/spi_master/spi2/spi2.0
    lrwxrwxrwx 1 root root 0 Dec 31  1969 spi5.0 ->
    ../../../devices/platform/ff200000.spi/spi_master/spi5/spi5.0> 
than this:
    # ls -l /sys/bus/spi/devices/
    total 0
    lrwxrwxrwx 1 root root 0 Dec 31  1969 spi32763.0 ->
    ../../../devices/platform/ff200000.spi/spi_master/spi32763/spi32763.0
    lrwxrwxrwx 1 root root 0 Dec 31  1969 spi32764.0 ->
    ../../../devices/platform/ff1e0000.spi/spi_master/spi32764/spi32764.0
    lrwxrwxrwx 1 root root 0 Dec 31  1969 spi32765.0 ->
    ../../../devices/platform/ff1d0000.spi/spi_master/spi32765/spi32765.0
    lrwxrwxrwx 1 root root 0 Dec 31  1969 spi32766.0 ->
    ../../../devices/platform/ff1c0000.spi/spi_master/spi32766/spi32766.0> 
With the latter, it's much clearer which bus devices are on.

Signed-off-by: Brian Norris <briannorris@chromium.org>
---

 arch/arm64/boot/dts/rockchip/rk3399.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi

b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index
4c84229789ef..b04abbfd4898 100644

--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi

@@ -70,6 +70,12 @@

 		serial2 = &uart2;
 		serial3 = &uart3;
 		serial4 = &uart4;

+		spi0 = &spi0;
+		spi1 = &spi1;
+		spi2 = &spi2;
+		spi3 = &spi3;
+		spi4 = &spi4;
+		spi5 = &spi5;

Note that Rob Herring (with his dt-maintainer hat on) doesn't like these
aliases.
See for example:
	http://mid.gmane.org/20160705140546.GA10601 at rob-hp-laptop

thanks for the heads up on this. I've dropped this patch again.


Thanks
Heiko