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| author | Punit Agrawal <punit.agrawal@arm.com> | 2014-03-19 12:43:25 +0000 |
|---|---|---|
| committer | Pawel Moll <pawel.moll@arm.com> | 2014-04-24 17:20:50 +0100 |
| commit | cf2e0a73ca9ad376825c013ebaa145608abc27d7 (patch) | |
| tree | b6a4709dca0c7f1be56f183ad4a251b8fb7630bb /arch/arm/mach-vexpress | |
| parent | d08b80373cbb76c9b485b60d49fd3ba82abdf77c (diff) | |
| download | op-kernel-dev-cf2e0a73ca9ad376825c013ebaa145608abc27d7.zip op-kernel-dev-cf2e0a73ca9ad376825c013ebaa145608abc27d7.tar.gz | |
ARM: vexpress/TC2: Convert OPP voltage to uV before storing
The SPC stores voltage in mV while the code assumes it was returning
uV. Convert the returned voltage to uV before storing. Also fix the
comment depicting voltage to uV.
Signed-off-by: Punit Agrawal <punit.agrawal@arm.com>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Pawel Moll <pawel.moll@arm.com>
Diffstat (limited to 'arch/arm/mach-vexpress')
| -rw-r--r-- | arch/arm/mach-vexpress/spc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/mach-vexpress/spc.c b/arch/arm/mach-vexpress/spc.c index c26ef5b..2c2754e 100644 --- a/arch/arm/mach-vexpress/spc.c +++ b/arch/arm/mach-vexpress/spc.c @@ -392,7 +392,7 @@ static irqreturn_t ve_spc_irq_handler(int irq, void *data) * +--------------------------+ * | 31 20 | 19 0 | * +--------------------------+ - * | u_volt | freq(kHz) | + * | m_volt | freq(kHz) | * +--------------------------+ */ #define MULT_FACTOR 20 @@ -414,7 +414,7 @@ static int ve_spc_populate_opps(uint32_t cluster) ret = ve_spc_read_sys_cfg(SYSCFG_SCC, off, &data); if (!ret) { opps->freq = (data & FREQ_MASK) * MULT_FACTOR; - opps->u_volt = data >> VOLT_SHIFT; + opps->u_volt = (data >> VOLT_SHIFT) * 1000; } else { break; } |
