Re: [U-Boot] [PATCH] mmc: correct the HS400 initialization process

2019-03-25 Thread Marek Vasut
On 3/25/19 1:10 PM, Tom Rini wrote: > On Mon, Mar 25, 2019 at 12:16:53PM +0100, Marek Vasut wrote: >> On 3/25/19 11:24 AM, BOUGH CHEN wrote: >>> -Original Message- From: Marek Vasut [mailto:marek.va...@gmail.com] Sent: 2019年3月18日 19:53 To: BOUGH CHEN ; jh80.ch...@samsung

Re: [U-Boot] [PATCH] mmc: correct the HS400 initialization process

2019-03-25 Thread Tom Rini
On Mon, Mar 25, 2019 at 12:16:53PM +0100, Marek Vasut wrote: > On 3/25/19 11:24 AM, BOUGH CHEN wrote: > > > >> -Original Message- > >> From: Marek Vasut [mailto:marek.va...@gmail.com] > >> Sent: 2019年3月18日 19:53 > >> To: BOUGH CHEN ; jh80.ch...@samsung.com; > >> tr...@konsulko.com > >> Cc:

Re: [U-Boot] [PATCH] mmc: correct the HS400 initialization process

2019-03-25 Thread Marek Vasut
On 3/25/19 11:24 AM, BOUGH CHEN wrote: > >> -Original Message- >> From: Marek Vasut [mailto:marek.va...@gmail.com] >> Sent: 2019年3月18日 19:53 >> To: BOUGH CHEN ; jh80.ch...@samsung.com; >> tr...@konsulko.com >> Cc: marek.vasut+rene...@gmail.com; Ye Li ; dl-uboot-imx >> ; u-boot@lists.denx.d

Re: [U-Boot] [PATCH] mmc: correct the HS400 initialization process

2019-03-25 Thread BOUGH CHEN
> -Original Message- > From: Marek Vasut [mailto:marek.va...@gmail.com] > Sent: 2019年3月18日 19:53 > To: BOUGH CHEN ; jh80.ch...@samsung.com; > tr...@konsulko.com > Cc: marek.vasut+rene...@gmail.com; Ye Li ; dl-uboot-imx > ; u-boot@lists.denx.de > Subject: Re: [PATCH] mmc: correct the HS400

Re: [U-Boot] [PATCH] mmc: correct the HS400 initialization process

2019-03-18 Thread Marek Vasut
On 3/18/19 9:23 AM, BOUGH CHEN wrote: > After the commit b9a2a0e2e9c0 ("mmc: Add support for downgrading > HS200/HS400 to HS mode"), it add a parameter in mmc_set_card_speed() > which indicates that the HS200/HS400 to HS downgrade is happening. > > During the HS400 initialization, first select to

[U-Boot] [PATCH] mmc: correct the HS400 initialization process

2019-03-18 Thread BOUGH CHEN
After the commit b9a2a0e2e9c0 ("mmc: Add support for downgrading HS200/HS400 to HS mode"), it add a parameter in mmc_set_card_speed() which indicates that the HS200/HS400 to HS downgrade is happening. During the HS400 initialization, first select to HS200, and config the related clock rate, then d