Fix the fdt read for spi-max-frequency as it's contained
in the child node. Current state of code is always
returning default value.

Signed-off-by: Chin Liang See <[email protected]>
Cc: Dinh Nguyen <[email protected]>
Cc: Dinh Nguyen <[email protected]>
Cc: Marek Vasut <[email protected]>
Cc: Stefan Roese <[email protected]>
Cc: Vikas Manocha <[email protected]>
Cc: Jagannadh Teki <[email protected]>
Cc: Pavel Machek <[email protected]>
---
Changes for v3
- Use of fdt_getprop_u32_default_node instead casting
Changes for v2
- Add unsigned casting for plat->max_hz
---
 drivers/spi/cadence_qspi.c |    9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/spi/cadence_qspi.c b/drivers/spi/cadence_qspi.c
index 0e7450c..95236a3 100644
--- a/drivers/spi/cadence_qspi.c
+++ b/drivers/spi/cadence_qspi.c
@@ -12,6 +12,7 @@
 #include <spi.h>
 #include <asm/errno.h>
 #include "cadence_qspi.h"
+#include <fdt_support.h>

 #define CQSPI_STIG_READ                        0
 #define CQSPI_STIG_WRITE               1
@@ -295,10 +296,6 @@ static int cadence_spi_ofdata_to_platdata(struct udevice 
*bus)
        plat->regbase = (void *)data[0];
        plat->ahbbase = (void *)data[2];

-       /* Use 500KHz as a suitable default */
-       plat->max_hz = fdtdec_get_int(blob, node, "spi-max-frequency",
-                                     500000);
-
        /* All other paramters are embedded in the child node */
        subnode = fdt_first_subnode(blob, node);
        if (subnode < 0) {
@@ -306,6 +303,10 @@ static int cadence_spi_ofdata_to_platdata(struct udevice 
*bus)
                return -ENODEV;
        }

+       /* Use 500 KHz as a suitable default */
+       plat->max_hz = fdt_getprop_u32_default_node(blob, subnode, 0,
+                                               "spi-max-frequency", 500000);
+
        /* Read other parameters from DT */
        plat->page_size = fdtdec_get_int(blob, subnode, "page-size", 256);
        plat->block_size = fdtdec_get_int(blob, subnode, "block-size", 16);
--
1.7.7.4

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