Re: [PATCH] mmc: add quirk for O2 Micro dev 0x8620 rev 0x01

2018-09-27 Thread Ulf Hansson
On 27 September 2018 at 03:40, Yu Zhao wrote: > On Thu, Sep 27, 2018 at 01:48:58AM +0200, Ulf Hansson wrote: >> On 23 September 2018 at 22:39, Yu Zhao wrote: >> > This device reports SDHCI_CLOCK_INT_STABLE even though it's not >> > ready to take SDHCI_CLOCK_CARD_EN. The symptom is that reading

Re: [PATCH] mmc: add quirk for O2 Micro dev 0x8620 rev 0x01

2018-09-27 Thread Ulf Hansson
On 27 September 2018 at 03:40, Yu Zhao wrote: > On Thu, Sep 27, 2018 at 01:48:58AM +0200, Ulf Hansson wrote: >> On 23 September 2018 at 22:39, Yu Zhao wrote: >> > This device reports SDHCI_CLOCK_INT_STABLE even though it's not >> > ready to take SDHCI_CLOCK_CARD_EN. The symptom is that reading

Re: [PATCH] mmc: add quirk for O2 Micro dev 0x8620 rev 0x01

2018-09-26 Thread Yu Zhao
On Thu, Sep 27, 2018 at 01:48:58AM +0200, Ulf Hansson wrote: > On 23 September 2018 at 22:39, Yu Zhao wrote: > > This device reports SDHCI_CLOCK_INT_STABLE even though it's not > > ready to take SDHCI_CLOCK_CARD_EN. The symptom is that reading > > SDHCI_CLOCK_CONTROL after enabling the clock

Re: [PATCH] mmc: add quirk for O2 Micro dev 0x8620 rev 0x01

2018-09-26 Thread Yu Zhao
On Thu, Sep 27, 2018 at 01:48:58AM +0200, Ulf Hansson wrote: > On 23 September 2018 at 22:39, Yu Zhao wrote: > > This device reports SDHCI_CLOCK_INT_STABLE even though it's not > > ready to take SDHCI_CLOCK_CARD_EN. The symptom is that reading > > SDHCI_CLOCK_CONTROL after enabling the clock

Re: [PATCH] mmc: add quirk for O2 Micro dev 0x8620 rev 0x01

2018-09-26 Thread Ulf Hansson
On 23 September 2018 at 22:39, Yu Zhao wrote: > This device reports SDHCI_CLOCK_INT_STABLE even though it's not > ready to take SDHCI_CLOCK_CARD_EN. The symptom is that reading > SDHCI_CLOCK_CONTROL after enabling the clock shows absence of the > bit from the register (e.g. expecting 0xfa07 =

Re: [PATCH] mmc: add quirk for O2 Micro dev 0x8620 rev 0x01

2018-09-26 Thread Ulf Hansson
On 23 September 2018 at 22:39, Yu Zhao wrote: > This device reports SDHCI_CLOCK_INT_STABLE even though it's not > ready to take SDHCI_CLOCK_CARD_EN. The symptom is that reading > SDHCI_CLOCK_CONTROL after enabling the clock shows absence of the > bit from the register (e.g. expecting 0xfa07 =

[PATCH] mmc: add quirk for O2 Micro dev 0x8620 rev 0x01

2018-09-23 Thread Yu Zhao
This device reports SDHCI_CLOCK_INT_STABLE even though it's not ready to take SDHCI_CLOCK_CARD_EN. The symptom is that reading SDHCI_CLOCK_CONTROL after enabling the clock shows absence of the bit from the register (e.g. expecting 0xfa07 = 0xfa03 | SDHCI_CLOCK_CARD_EN but only observed the

[PATCH] mmc: add quirk for O2 Micro dev 0x8620 rev 0x01

2018-09-23 Thread Yu Zhao
This device reports SDHCI_CLOCK_INT_STABLE even though it's not ready to take SDHCI_CLOCK_CARD_EN. The symptom is that reading SDHCI_CLOCK_CONTROL after enabling the clock shows absence of the bit from the register (e.g. expecting 0xfa07 = 0xfa03 | SDHCI_CLOCK_CARD_EN but only observed the