[POWERPC] Constify & voidify get_property()

Now that get_property() returns a void *, there's no need to cast its
return value. Also, treat the return value as const, so we can
constify get_property later.

powerpc core changes.

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>

2 files changed, 17 insertions, 17 deletions

diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c
index e983972132d..07c47e8309e 100644
--- a/arch/powerpc/sysdev/fsl_soc.c
+++ b/arch/powerpc/sysdev/fsl_soc.c
@@ -41,7 +41,7 @@ phys_addr_t get_immrbase(void)
 	soc = of_find_node_by_type(NULL, "soc");
 	if (soc) {
 		unsigned int size;
-		void *prop = get_property(soc, "reg", &size);
+		const void *prop = get_property(soc, "reg", &size);
 		immrbase = of_translate_address(soc, prop);
 		of_node_put(soc);
 	};
@@ -86,8 +86,8 @@ static int __init gfar_mdio_of_init(void)
 
 		while ((child = of_get_next_child(np, child)) != NULL) {
 			if (child->n_intrs) {
-				u32 *id =
-				    (u32 *) get_property(child, "reg", NULL);
+				const u32 *id =
+					get_property(child, "reg", NULL);
 				mdio_data.irq[*id] = child->intrs[0].line;
 			}
 		}
@@ -127,10 +127,10 @@ static int __init gfar_of_init(void)
 		struct resource r[4];
 		struct device_node *phy, *mdio;
 		struct gianfar_platform_data gfar_data;
-		unsigned int *id;
-		char *model;
-		void *mac_addr;
-		phandle *ph;
+		const unsigned int *id;
+		const char *model;
+		const void *mac_addr;
+		const phandle *ph;
 
 		memset(r, 0, sizeof(r));
 		memset(&gfar_data, 0, sizeof(gfar_data));
@@ -188,7 +188,7 @@ static int __init gfar_of_init(void)
 			    FSL_GIANFAR_DEV_HAS_VLAN |
 			    FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
 
-		ph = (phandle *) get_property(np, "phy-handle", NULL);
+		ph = get_property(np, "phy-handle", NULL);
 		phy = of_find_node_by_phandle(*ph);
 
 		if (phy == NULL) {
@@ -198,7 +198,7 @@ static int __init gfar_of_init(void)
 
 		mdio = of_get_parent(phy);
 
-		id = (u32 *) get_property(phy, "reg", NULL);
+		id = get_property(phy, "reg", NULL);
 		ret = of_address_to_resource(mdio, 0, &res);
 		if (ret) {
 			of_node_put(phy);
@@ -242,7 +242,7 @@ static int __init fsl_i2c_of_init(void)
 	     i++) {
 		struct resource r[2];
 		struct fsl_i2c_platform_data i2c_data;
-		unsigned char *flags = NULL;
+		const unsigned char *flags = NULL;
 
 		memset(&r, 0, sizeof(r));
 		memset(&i2c_data, 0, sizeof(i2c_data));
@@ -294,7 +294,7 @@ static int __init mpc83xx_wdt_init(void)
 	struct resource r;
 	struct device_node *soc, *np;
 	struct platform_device *dev;
-	unsigned int *freq;
+	const unsigned int *freq;
 	int ret;
 
 	np = of_find_compatible_node(NULL, "watchdog", "mpc83xx_wdt");
@@ -311,7 +311,7 @@ static int __init mpc83xx_wdt_init(void)
 		goto nosoc;
 	}
 
-	freq = (unsigned int *)get_property(soc, "bus-frequency", NULL);
+	freq = get_property(soc, "bus-frequency", NULL);
 	if (!freq) {
 		ret = -ENODEV;
 		goto err;
@@ -351,7 +351,7 @@ nodev:
 arch_initcall(mpc83xx_wdt_init);
 #endif
 
-static enum fsl_usb2_phy_modes determine_usb_phy(char * phy_type)
+static enum fsl_usb2_phy_modes determine_usb_phy(const char *phy_type)
 {
 	if (!phy_type)
 		return FSL_USB2_PHY_NONE;
@@ -379,7 +379,7 @@ static int __init fsl_usb_of_init(void)
 	     i++) {
 		struct resource r[2];
 		struct fsl_usb2_platform_data usb_data;
-		unsigned char *prop = NULL;
+		const unsigned char *prop = NULL;
 
 		memset(&r, 0, sizeof(r));
 		memset(&usb_data, 0, sizeof(usb_data));
@@ -428,7 +428,7 @@ static int __init fsl_usb_of_init(void)
 	     i++) {
 		struct resource r[2];
 		struct fsl_usb2_platform_data usb_data;
-		unsigned char *prop = NULL;
+		const unsigned char *prop = NULL;
 
 		memset(&r, 0, sizeof(r));
 		memset(&usb_data, 0, sizeof(usb_data));
diff --git a/arch/powerpc/sysdev/mmio_nvram.c b/arch/powerpc/sysdev/mmio_nvram.c
index 615350d46b5..ff23f5a4d4b 100644
--- a/arch/powerpc/sysdev/mmio_nvram.c
+++ b/arch/powerpc/sysdev/mmio_nvram.c
@@ -80,7 +80,7 @@ static ssize_t mmio_nvram_get_size(void)
 int __init mmio_nvram_init(void)
 {
 	struct device_node *nvram_node;
-	unsigned long *buffer;
+	const unsigned long *buffer;
 	int proplen;
 	unsigned long nvram_addr;
 	int ret;
@@ -91,7 +91,7 @@ int __init mmio_nvram_init(void)
 		goto out;
 
 	ret = -EIO;
-	buffer = (unsigned long *)get_property(nvram_node, "reg", &proplen);
+	buffer = get_property(nvram_node, "reg", &proplen);
 	if (proplen != 2*sizeof(unsigned long))
 		goto out;