regulator: hi6421v600: Fix .vsel_mask setting

Take ldo3_voltages as example, the ARRAY_SIZE(ldo3_voltages) is 16.
i.e. the valid selector is 0 ~ 0xF.
But in current code the vsel_mask is "(1 << 15) - 1", i.e. 0x7FFF. Fix it.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Link: https://lore.kernel.org/r/20210529013236.373847-1-axel.lin@ingics.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/staging/hikey9xx/hi6421v600-regulator.c b/drivers/staging/hikey9xx/hi6421v600-regulator.c
index 612b964..d6340bb 100644 (file)
--- a/drivers/staging/hikey9xx/hi6421v600-regulator.c
+++ b/drivers/staging/hikey9xx/hi6421v600-regulator.c
@@ -83,7 +83,7 @@ static const unsigned int ldo34_voltages[] = {
                        .owner          = THIS_MODULE,                         \
                        .volt_table     = vtable,                              \
                        .n_voltages     = ARRAY_SIZE(vtable),                  \
-                       .vsel_mask      = (1 << (ARRAY_SIZE(vtable) - 1)) - 1, \
+                       .vsel_mask      = ARRAY_SIZE(vtable) - 1,              \
                        .vsel_reg       = vreg,                                \
                        .enable_reg     = ereg,                                \
                        .enable_mask    = emask,                               \