From: Arnd Bergmann <a...@arndb.de>

[ Upstream commit 3a9d2569e45cb02769cda26fee4a02126867c934 ]

The mdio-bus-mux has no #address-cells/#size-cells property,
which causes a few dtc warnings:

arch/arm/boot/dts/bcm47094-linksys-panamera.dts:129.4-18: Warning (reg_format): 
/mdio-bus-mux/mdio@200:reg: property has invalid length (4 bytes) 
(#address-cells == 2, #size-cells == 1)
arch/arm/boot/dts/bcm47094-linksys-panamera.dtb: Warning (pci_device_bus_num): 
Failed prerequisite 'reg_format'
arch/arm/boot/dts/bcm47094-linksys-panamera.dtb: Warning (i2c_bus_reg): Failed 
prerequisite 'reg_format'
arch/arm/boot/dts/bcm47094-linksys-panamera.dtb: Warning (spi_bus_reg): Failed 
prerequisite 'reg_format'
arch/arm/boot/dts/bcm47094-linksys-panamera.dts:128.22-132.5: Warning 
(avoid_default_addr_size): /mdio-bus-mux/mdio@200: Relying on default 
#address-cells value
arch/arm/boot/dts/bcm47094-linksys-panamera.dts:128.22-132.5: Warning 
(avoid_default_addr_size): /mdio-bus-mux/mdio@200: Relying on default 
#size-cells value

Add the normal cell numbers.

Link: https://lore.kernel.org/r/20190722145618.1155492-1-a...@arndb.de
Fixes: 2bebdfcdcd0f ("ARM: dts: BCM5301X: Add support for Linksys EA9500")
Signed-off-by: Arnd Bergmann <a...@arndb.de>
Signed-off-by: Olof Johansson <o...@lixom.net>
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
 arch/arm/boot/dts/bcm47094-linksys-panamera.dts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm/boot/dts/bcm47094-linksys-panamera.dts 
b/arch/arm/boot/dts/bcm47094-linksys-panamera.dts
index 36efe410dcd71..9e33c41f54112 100644
--- a/arch/arm/boot/dts/bcm47094-linksys-panamera.dts
+++ b/arch/arm/boot/dts/bcm47094-linksys-panamera.dts
@@ -125,6 +125,9 @@
        };
 
        mdio-bus-mux {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
                /* BIT(9) = 1 => external mdio */
                mdio_ext: mdio@200 {
                        reg = <0x200>;
-- 
2.20.1

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