On Tue, Aug 14, 2018 at 04:08:45PM +0800, Ming Huang wrote:
> From: shaochangliang
>
> Use I2C 400KB speed for config CDR.
>
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Ming Huang
The start of the subject line is supposed to reflect the code that is
being modified - not the platform you are doing it for. Drop D06,
mention I2CLib.
All of these patches should go in before the first D06 one.
With those changes:
Reviewed-by: Leif Lindholm
> ---
> Silicon/Hisilicon/Library/I2CLib/I2CLib.c | 9 -
> 1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/Silicon/Hisilicon/Library/I2CLib/I2CLib.c
> b/Silicon/Hisilicon/Library/I2CLib/I2CLib.c
> index ed44ac204f..55c030a3af 100644
> --- a/Silicon/Hisilicon/Library/I2CLib/I2CLib.c
> +++ b/Silicon/Hisilicon/Library/I2CLib/I2CLib.c
> @@ -28,6 +28,9 @@
> #include "I2CLibInternal.h"
> #include "I2CHw.h"
>
> +#define I2C_100KB_SPEED 0x1
> +#define I2C_400KB_SPEED 0x2
> +
> VOID
> I2C_Delay (
>UINT32 Count
> @@ -158,7 +161,11 @@ I2CInit (
>
>I2C_REG_READ (Base + I2C_CON_OFFSET, I2cControlReg.Val32);
>I2cControlReg.bits.master = 1;
> - I2cControlReg.bits.Speed = 0x1;
> + if(SpeedMode == Normal) {
> +I2cControlReg.bits.Speed = I2C_100KB_SPEED;
> + } else {
> +I2cControlReg.bits.Speed = I2C_400KB_SPEED;
> + }
>I2cControlReg.bits.restart_en = 1;
>I2cControlReg.bits.slave_disable = 1;
>I2C_REG_WRITE (Base + I2C_CON_OFFSET, I2cControlReg.Val32);
> --
> 2.17.0
>
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