powerpc/85xx: P3041DS - change espi input-clock from 40MHz to 35MHz

Default CoreNet Coherency Bus (CCB) frequency on P3041 is 750MHz, but espi
cannot work at 40MHz with this CCB frequency, so we need to slow down the
clock rate of espi to 35MHz to make it work stable at the CCB frequency.

Signed-off-by: Shaohui Xie <Shaohui.Xie@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

diff --git a/arch/powerpc/boot/dts/p3041ds.dts b/arch/powerpc/boot/dts/p3041ds.dts
index 22a215e94162362be8525740d0836a14efca4cb9..6cdcadc80c3074db1a667a0a52f952e5ce7558c8 100644 (file)
--- a/arch/powerpc/boot/dts/p3041ds.dts
+++ b/arch/powerpc/boot/dts/p3041ds.dts
@@ -58,7 +58,7 @@
                                #size-cells = <1>;
                                compatible = "spansion,s25sl12801";
                                reg = <0>;
-                               spi-max-frequency = <40000000>; /* input clock */
+                               spi-max-frequency = <35000000>; /* input clock */
                                partition@u-boot {
                                        label = "u-boot";
                                        reg = <0x00000000 0x00100000>;