On Fri, Sep 14, 2012 at 05:40:09PM +0200, Lukasz Majewski wrote:
Function for calculating LDO internal register value from passed micro Volt.
Signed-off-by: Lukasz Majewski l.majewski@samsung.com Signed-off-by: Kyungmin Park kyungmin.park@samsung.com Cc: Stefano Babic sbabic@denx.de
drivers/misc/pmic_max8997.c | 17 +++++++++++++++++ 1 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/drivers/misc/pmic_max8997.c b/drivers/misc/pmic_max8997.c index 4e8283a..a4158e2 100644 --- a/drivers/misc/pmic_max8997.c +++ b/drivers/misc/pmic_max8997.c @@ -42,3 +42,20 @@ int pmic_init(unsigned char bus)
return 0; }
+unsigned char max8997_reg_ldo(int uV) +{
- unsigned char ret;
- if (uV <= 800000)
return 0;- if (uV >= 3950000)
return 0x3f;- ret = (uV - 800000) / 50000;
- if (ret > 0x3f) {
printf("MAX8997 LDO SETTING ERROR (%duV) -> %u\n", uV, ret);ret = 0x3f;- }
Can we get a comment to point at the doc that says what these values are? Maybe even a #define for the return values.