Re: [PATCH v2] mmc: tegra: Write xfer_mode, CMD regs in together

2015-01-29 Thread Ulf Hansson
On 28 January 2015 at 17:45, Rhyland Klein rkl...@nvidia.com wrote: From: Pavan Kunapuli pkunap...@nvidia.com If there is a gap between xfer mode and command register writes, tegra SDMMC controller can sometimes issue a spurious command before the CMD register is written. To avoid this, these

[PATCH v2] mmc: tegra: Write xfer_mode, CMD regs in together

2015-01-28 Thread Rhyland Klein
From: Pavan Kunapuli pkunap...@nvidia.com If there is a gap between xfer mode and command register writes, tegra SDMMC controller can sometimes issue a spurious command before the CMD register is written. To avoid this, these two registers need to be written together in a single write operation.