OMAP4: PM: TWL6030: address 0V conversions
authorNishanth Menon <nm@ti.com>
Wed, 18 May 2011 05:17:32 +0000 (00:17 -0500)
committerKevin Hilman <khilman@ti.com>
Thu, 15 Sep 2011 19:09:36 +0000 (12:09 -0700)
0V conversions should be mapped to 0 as it is meant to denote
off voltages.

Signed-off-by: Nishanth Menon <nm@ti.com>
arch/arm/mach-omap2/omap_twl.c

index 5def7c274f75f1aaba2ab7b935bf37495d3defd8..b30adf349b73f100e4a9404d1edd9bbf9881fca8 100644 (file)
@@ -95,6 +95,8 @@ static unsigned long twl6030_vsel_to_uv(const u8 vsel)
                is_offset_valid = true;
        }
 
+       if (!vsel)
+               return 0;
        /*
         * There is no specific formula for voltage to vsel
         * conversion above 1.3V. There are special hardcoded
@@ -127,6 +129,8 @@ static u8 twl6030_uv_to_vsel(unsigned long uv)
                is_offset_valid = true;
        }
 
+       if (!uv)
+               return 0x00;
        /*
         * There is no specific formula for voltage to vsel
         * conversion above 1.3V. There are special hardcoded