Re: [U-Boot] [PATCH] rockchip: pinctrl: rk3399: add gmac io strength support

On 20 April 2017 at 02:15, Kever Yang kever.yang@rock-chips.com wrote:

GMAC controller need to init the tx io driver strength to 13mA, just like the description in dts pinctrl node, or else the controller may only work in 100MHz Mode, and fail to work at 1000MHz mode.

Signed-off-by: Kever Yang kever.yang@rock-chips.com

arch/arm/include/asm/arch-rockchip/grf_rk3399.h | 75 +++++++++++++++++++++++-- drivers/pinctrl/rockchip/pinctrl_rk3399.c | 18 ++++++ 2 files changed, 89 insertions(+), 4 deletions(-)

Reviewed-by: Simon Glass sjg@chromium.org

Applied to u-boot-rockchip/next, thanks!