soc: fsl: qe: qe_io.c: use of_property_read_u32() in par_io_init()

This is necessary for this to work on little-endian hosts.

Reviewed-by: Timur Tabi <timur@kernel.org>
Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Li Yang <leoyang.li@nxp.com>

diff --git a/drivers/soc/fsl/qe/qe_io.c b/drivers/soc/fsl/qe/qe_io.c
index 61dd8eb..11ea08e 100644 (file)
--- a/drivers/soc/fsl/qe/qe_io.c
+++ b/drivers/soc/fsl/qe/qe_io.c
@@ -28,7 +28,7 @@ int par_io_init(struct device_node *np)
 {
        struct resource res;
        int ret;
-       const u32 *num_ports;
+       u32 num_ports;
 
        /* Map Parallel I/O ports registers */
        ret = of_address_to_resource(np, 0, &res);
@@ -36,9 +36,8 @@ int par_io_init(struct device_node *np)
                return ret;
        par_io = ioremap(res.start, resource_size(&res));
 
-       num_ports = of_get_property(np, "num-ports", NULL);
-       if (num_ports)
-               num_par_io_ports = *num_ports;
+       if (!of_property_read_u32(np, "num-ports", &num_ports))
+               num_par_io_ports = num_ports;
 
        return 0;
 }