ASoC: fsi: fixup compile warning

This patch fixup below warning

${linux}/sound/soc/sh/fsi.c:442:3:\
 warning: passing argument 1 of '__fsi_reg_read' makes pointer\
 from integer without a cast
${linux}/sound/soc/sh/fsi.c:517:3: \
 warning: passing argument 1 of '__fsi_reg_write' makes pointer\
 from integer without a cast
${linux}/sound/soc/sh/fsi.c:663:3: \
 warning: passing argument 1 of '__fsi_reg_mask_set' makes pointer\
 from integer without a cast

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/sh/fsi.c

@@ -235,13 +235,13 @@ static void __fsi_reg_mask_set(u32 __iomem *reg, u32 mask, u32 data)
 }
 
 #define fsi_reg_write(p, r, d)\
-	__fsi_reg_write((u32)(p->base + REG_##r), d)
+	__fsi_reg_write((p->base + REG_##r), d)
 
 #define fsi_reg_read(p, r)\
-	__fsi_reg_read((u32)(p->base + REG_##r))
+	__fsi_reg_read((p->base + REG_##r))
 
 #define fsi_reg_mask_set(p, r, m, d)\
-	__fsi_reg_mask_set((u32)(p->base + REG_##r), m, d)
+	__fsi_reg_mask_set((p->base + REG_##r), m, d)
 
 #define fsi_master_read(p, r) _fsi_master_read(p, MST_##r)
 #define fsi_core_read(p, r)   _fsi_master_read(p, p->core->r)