From mboxrd@z Thu Jan 1 00:00:00 1970 From: khilman@ti.com (Kevin Hilman) Date: Mon, 29 Aug 2011 11:15:19 -0700 Subject: [PATCH 3/5] OMAP4: PM: TWL6030: address 0V conversions In-Reply-To: <1314641721-5172-1-git-send-email-khilman@ti.com> References: <1314641721-5172-1-git-send-email-khilman@ti.com> Message-ID: <1314641721-5172-4-git-send-email-khilman@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Nishanth Menon 0V conversions should be mapped to 0 as it is meant to denote off voltages. Signed-off-by: Nishanth Menon --- arch/arm/mach-omap2/omap_twl.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-omap2/omap_twl.c b/arch/arm/mach-omap2/omap_twl.c index 5def7c2..b30adf3 100644 --- a/arch/arm/mach-omap2/omap_twl.c +++ b/arch/arm/mach-omap2/omap_twl.c @@ -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 -- 1.7.6