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.majew...@samsung.com>
> Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
> Cc: Stefano Babic <sba...@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. -- Tom
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