Re: [PATCH v2 1/2] [RFC][POWERPC] MPC832x_RDB: update dts to use spi, register mmc_spi stub

mmc_spi already tested to work. When it will hit mainline
the only change that will be needed is replacing "spidev"
by "mmc_spi".

Signed-off-by: Anton Vorontsov <redacted>
---
 arch/powerpc/boot/dts/mpc832x_rdb.dts     |   27 +++++++++++++-
 arch/powerpc/platforms/83xx/mpc832x_rdb.c |   55 ++++++++++++++++++ 
+++++++++++
 2 files changed, 81 insertions(+), 1 deletions(-)

diff --git a/arch/powerpc/boot/dts/mpc832x_rdb.dts b/arch/powerpc/ 

boot/dts/mpc832x_rdb.dts
index e9c332f..5ed92ca 100644

--- a/arch/powerpc/boot/dts/mpc832x_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc832x_rdb.dts

@@ -183,6 +183,21 @@

@@ -206,16 +221,26 @@
 		};

 		spi@4c0 {
+			#address-cells = <1>;
+			#size-cells = <0>;
 			device_type = "spi";
+			fsl,device-id = <1>;
 			compatible = "fsl_spi";
 			reg = <4c0 40>;
 			interrupts = <2>;
 			interrupt-parent = <&qeic>;
-			mode = "cpu";
+			mode = "cpu-qe";
+			pio-handle = <&spi1pio>;
+
+			mmc@0 {
+				reg = <0>;
+				pio-handle = <&mmc0pio>;
+			};
 		};