Re: [PATCH v5 3/3] mmc: mediatek: Use data tune for CMD line tune

2017-03-24 Thread Ulf Hansson
On 15 March 2017 at 08:26, Yong Mao wrote: > From: yong mao > > If we don't select a set of better parameters for our emmc host, > It may easily occur CMD response CRC error. And also it may cause > cannot boot up issue. > > Fot getting a set of

Re: [PATCH v5 3/3] mmc: mediatek: Use data tune for CMD line tune

2017-03-24 Thread Ulf Hansson
On 15 March 2017 at 08:26, Yong Mao wrote: > From: yong mao > > If we don't select a set of better parameters for our emmc host, > It may easily occur CMD response CRC error. And also it may cause > cannot boot up issue. > > Fot getting a set of better parameters, our emmc host supports > data

[PATCH v5 3/3] mmc: mediatek: Use data tune for CMD line tune

2017-03-15 Thread Yong Mao
From: yong mao If we don't select a set of better parameters for our emmc host, It may easily occur CMD response CRC error. And also it may cause cannot boot up issue. Fot getting a set of better parameters, our emmc host supports data tune mechanism.Therefore, our emmc

[PATCH v5 3/3] mmc: mediatek: Use data tune for CMD line tune

2017-03-15 Thread Yong Mao
From: yong mao If we don't select a set of better parameters for our emmc host, It may easily occur CMD response CRC error. And also it may cause cannot boot up issue. Fot getting a set of better parameters, our emmc host supports data tune mechanism.Therefore, our emmc driver also should