[U-Boot] [PATCH 0/3] Add drive-strength-microamp in Meson pinctrl driver
Neil Armstrong
narmstrong at baylibre.com
Tue Jun 4 15:19:36 UTC 2019
Hi Guillaume,
On 04/06/2019 13:53, Guillaume La Roque wrote:
> The purpose of this patchset is to add drive-strength-microamp support in meson pinconf
> driver. This is a new feature that was added on the g12a. It is critical for us
> to support this since many functions are failing with default pad drive-strength.
>
> The value achievable by the SoC are 500uA, 2500uA, 3000uA and 4000uA and the DT property
> 'drive-strength-microamp' is expressed in uA.
> So this patch add another generic property "drive-strength-microamp". The change to do so
> would be minimal and could be benefit to other platforms later on.
>
> it's backport from linux :
> https://lore.kernel.org/lkml/20190514082652.20686-1-glaroque@baylibre.com/
>
> Cheers
> Guillaume
>
> Guillaume La Roque (3):
> dm: pinctrl: Add driver-strength-microamp property
> pinctrl: meson: add support of drive-strength-microamp
> pinctrl: meson: g12a: add DS bank value
>
> drivers/pinctrl/meson/pinctrl-meson-axg-pmx.c | 1 +
> drivers/pinctrl/meson/pinctrl-meson-g12a.c | 20 ++++----
> drivers/pinctrl/meson/pinctrl-meson.c | 46 ++++++++++++++++++-
> drivers/pinctrl/meson/pinctrl-meson.h | 43 +++++++++++------
> include/dm/pinctrl.h | 3 ++
> 5 files changed, 89 insertions(+), 24 deletions(-)
>
Thanks
Tested on an Odroid-N2 !
Tested-by: Neil Armstrong <narmstrong at baylibre.com>
Neil
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