[SPARC/64] constify of_get_property return: drivers

The only unfortunate bit here is that the name field of struct map_info
is not const, so for now we put a cast on the assignment of it.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/sbus/char/envctrl.c b/drivers/sbus/char/envctrl.c
index 2cea4f5..f2be2ea 100644
--- a/drivers/sbus/char/envctrl.c
+++ b/drivers/sbus/char/envctrl.c
@@ -726,7 +726,7 @@
  * Return: None.
  */
 static void envctrl_set_mon(struct i2c_child_t *pchild,
-			    char *chnl_desc,
+			    const char *chnl_desc,
 			    int chnl_no)
 {
 	/* Firmware only has temperature type.  It does not distinguish
@@ -763,8 +763,8 @@
 static void envctrl_init_adc(struct i2c_child_t *pchild, struct device_node *dp)
 {
 	int i = 0, len;
-	char *pos;
-	unsigned int *pval;
+	const char *pos;
+	const unsigned int *pval;
 
 	/* Firmware describe channels into a stream separated by a '\0'. */
 	pos = of_get_property(dp, "channels-description", &len);
@@ -859,7 +859,7 @@
 {
 	int len, i, tbls_size = 0;
 	struct device_node *dp = edev_child->prom_node;
-	void *pval;
+	const void *pval;
 
 	/* Get device address. */
 	pval = of_get_property(dp, "reg", &len);
diff --git a/drivers/sbus/char/flash.c b/drivers/sbus/char/flash.c
index 6e99507..262f01e 100644
--- a/drivers/sbus/char/flash.c
+++ b/drivers/sbus/char/flash.c
@@ -190,7 +190,7 @@
 	}
 	if (!sdev) {
 #ifdef CONFIG_PCI
-		struct linux_prom_registers *ebus_regs;
+		const struct linux_prom_registers *ebus_regs;
 
 		for_each_ebus(ebus) {
 			for_each_ebusdev(edev, ebus) {
diff --git a/drivers/sbus/char/openprom.c b/drivers/sbus/char/openprom.c
index 5041c9d..aec3b9f 100644
--- a/drivers/sbus/char/openprom.c
+++ b/drivers/sbus/char/openprom.c
@@ -141,7 +141,7 @@
 
 static int opromgetprop(void __user *argp, struct device_node *dp, struct openpromio *op, int bufsize)
 {
-	void *pval;
+	const void *pval;
 	int len;
 
 	if (!dp ||
@@ -410,7 +410,7 @@
 	struct opiocdesc op;
 	struct device_node *dp;
 	char *str;
-	void *pval;
+	const void *pval;
 	int err, len;
 
 	if (copy_from_user(&op, argp, sizeof(op)))