Since v1.5.0, dtc has been applying a heuristic to detect spi busses. It
erroneously thinks the spi node in at91sam9x5ek.dts defines a spi bus:

  ./arch/arm/dts/at91sam9x5ek.dts:25.9-29.7: Warning (spi_bus_bridge):
        /ahb/apb/pinctrl@fffff400/spi: incorrect #address-cells for SPI bus
  ./arch/arm/dts/at91sam9x5ek.dts:25.9-29.7: Warning (spi_bus_bridge):
        /ahb/apb/pinctrl@fffff400/spi: incorrect #size-cells for SPI bus
  ./arch/arm/dts/at91sam9x5ek.dtb: Warning (spi_bus_reg):
        Failed prerequisite 'spi_bus_bridge'

Avoid this by renaming the node. While at it move the node to top-level
to reduce indentation.

Signed-off-by: Ahmad Fatoum <a.fat...@pengutronix.de>
---
 arch/arm/dts/at91sam9x5ek.dts | 19 +++++++------------
 1 file changed, 7 insertions(+), 12 deletions(-)

diff --git a/arch/arm/dts/at91sam9x5ek.dts b/arch/arm/dts/at91sam9x5ek.dts
index d5c7a8fe5c97..bc2a279709d3 100644
--- a/arch/arm/dts/at91sam9x5ek.dts
+++ b/arch/arm/dts/at91sam9x5ek.dts
@@ -19,18 +19,6 @@
                status = "okay";
        };
 
-       ahb {
-               apb {
-                       pinctrl@fffff400 {
-                               spi {
-                                       pinctrl_board_spi: spi-board {
-                                               atmel,pins = <AT91_PIOA 14 
AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
-                                       };
-                               };
-                       };
-               };
-       };
-
        leds {
                /*
                 * PB18 has a resource conflict since it is both used
@@ -68,3 +56,10 @@
        phy-mode = "rmii";
 };
 
+&{/ahb/apb/pinctrl@fffff400} {
+       spi0 {
+               pinctrl_board_spi: spi-board {
+                       atmel,pins = <AT91_PIOA 14 AT91_PERIPH_GPIO 
AT91_PINCTRL_NONE>;
+               };
+       };
+};
-- 
2.23.0


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