iomap: remove unnecessary comparison

PD#152908: driver defect clean up

#364
#365
#366

Change-Id: I53c4bd4cbe1cc82408ec3f0b30b3b8e696ea1fc2
Signed-off-by: Jiamin Ma <jiamin.ma@amlogic.com>

diff --git a/drivers/amlogic/iomap/iomap.c b/drivers/amlogic/iomap/iomap.c
index 4680f17..64d138c 100644 (file)
--- a/drivers/amlogic/iomap/iomap.c
+++ b/drivers/amlogic/iomap/iomap.c
@@ -41,7 +41,7 @@ void __iomem *meson_reg_map[IO_BUS_MAX];
 
 int aml_reg_read(u32 bus_type, unsigned int reg, unsigned int *val)
 {
-       if ((bus_type >= IO_CBUS_BASE) && (bus_type < IO_BUS_MAX)) {
+       if (bus_type < IO_BUS_MAX) {
                *val = readl((meson_reg_map[bus_type]+reg));
                return 0;
        } else
@@ -51,7 +51,7 @@ EXPORT_SYMBOL(aml_reg_read);
 
 int aml_reg_write(u32 bus_type, unsigned int reg, unsigned int val)
 {
-       if ((bus_type >= IO_CBUS_BASE) && (bus_type < IO_BUS_MAX)) {
+       if (bus_type < IO_BUS_MAX) {
                writel(val, (meson_reg_map[bus_type]+reg));
                return 0;
        } else
@@ -63,7 +63,7 @@ int aml_regmap_update_bits(u32 bus_type,
                                        unsigned int reg, unsigned int mask,
                                        unsigned int val)
 {
-       if ((bus_type >= IO_CBUS_BASE) && (bus_type < IO_BUS_MAX)) {
+       if (bus_type < IO_BUS_MAX) {
                unsigned int tmp, orig;
 
                aml_reg_read(bus_type, reg, &orig);