staging: sm7xxfb: annotate iomem pointers

This patch annotates iomem pointers.
Signed-off-by: Javier M. Mellid <jmunhoz@igalia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/sm7xxfb/sm7xx.h

@@ -29,7 +29,7 @@
 #define dac_reg	(0x3c8)
 #define dac_val	(0x3c9)
 
-extern char __iomem *smtc_RegBaseAddress;
+extern void __iomem *smtc_RegBaseAddress;
 #define smtc_mmiowb(dat, reg)	writeb(dat, smtc_RegBaseAddress + reg)
 #define smtc_mmioww(dat, reg)	writew(dat, smtc_RegBaseAddress + reg)
 #define smtc_mmiowl(dat, reg)	writel(dat, smtc_RegBaseAddress + reg)

drivers/staging/sm7xxfb/sm7xxfb.c

@@ -43,11 +43,11 @@ struct smtcfb_info {
 	u16 chip_id;
 	u8  chip_rev_id;
 
-	unsigned char __iomem *m_pMMIO;
-	char __iomem *m_pLFB;
-	char *m_pDPR;
-	char *m_pVPR;
-	char *m_pCPR;
+	void __iomem *m_pMMIO;
+	void __iomem *m_pLFB;
+	void __iomem *m_pDPR;
+	void __iomem *m_pVPR;
+	void __iomem *m_pCPR;
 
 	u_int width;
 	u_int height;
@@ -56,8 +56,8 @@ struct smtcfb_info {
 	u32 colreg[17];
 };
 
-char __iomem *smtc_RegBaseAddress;	/* Memory Map IO starting address */
-char __iomem *smtc_VRAMBaseAddress;	/* video memory starting address */
+void __iomem *smtc_RegBaseAddress;	/* Memory Map IO starting address */
+void __iomem *smtc_VRAMBaseAddress;	/* video memory starting address */
 
 static struct fb_var_screeninfo smtcfb_var = {
 	.xres           = 1024,