+Marek
On 10. 11. 20 18:42, Manish Narani wrote:
> Allow configuring the Output and Input tap values with zero to avoid
> failures in some cases (one of them is SD boot mode) where the output
> and input tap values may be already set to non-zero.
>
> Signed-off-by: Sai Krishna Potthuri <lakshmi.sai.krishna.potthuri@xxxxxxxxxx>
> Signed-off-by: Manish Narani <manish.narani@xxxxxxxxxx>
> ---
> drivers/mmc/host/sdhci-of-arasan.c | 40 ++++++------------------------
> 1 file changed, 8 insertions(+), 32 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c
> index 829ccef87426..100621e55427 100644
> --- a/drivers/mmc/host/sdhci-of-arasan.c
> +++ b/drivers/mmc/host/sdhci-of-arasan.c
> @@ -600,14 +600,8 @@ static int sdhci_zynqmp_sdcardclk_set_phase(struct clk_hw *hw, int degrees)
> u8 tap_delay, tap_max = 0;
> int ret;
>
> - /*
> - * This is applicable for SDHCI_SPEC_300 and above
> - * ZynqMP does not set phase for <=25MHz clock.
> - * If degrees is zero, no need to do anything.
> - */
> - if (host->version < SDHCI_SPEC_300 ||
> - host->timing == MMC_TIMING_LEGACY ||
> - host->timing == MMC_TIMING_UHS_SDR12 || !degrees)
> + /* This is applicable for SDHCI_SPEC_300 and above */
> + if (host->version < SDHCI_SPEC_300)
> return 0;
>
> switch (host->timing) {
> @@ -668,14 +662,8 @@ static int sdhci_zynqmp_sampleclk_set_phase(struct clk_hw *hw, int degrees)
> u8 tap_delay, tap_max = 0;
> int ret;
>
> - /*
> - * This is applicable for SDHCI_SPEC_300 and above
> - * ZynqMP does not set phase for <=25MHz clock.
> - * If degrees is zero, no need to do anything.
> - */
> - if (host->version < SDHCI_SPEC_300 ||
> - host->timing == MMC_TIMING_LEGACY ||
> - host->timing == MMC_TIMING_UHS_SDR12 || !degrees)
> + /* This is applicable for SDHCI_SPEC_300 and above */
> + if (host->version < SDHCI_SPEC_300)
> return 0;
>
> switch (host->timing) {
> @@ -733,14 +721,8 @@ static int sdhci_versal_sdcardclk_set_phase(struct clk_hw *hw, int degrees)
> struct sdhci_host *host = sdhci_arasan->host;
> u8 tap_delay, tap_max = 0;
>
> - /*
> - * This is applicable for SDHCI_SPEC_300 and above
> - * Versal does not set phase for <=25MHz clock.
> - * If degrees is zero, no need to do anything.
> - */
> - if (host->version < SDHCI_SPEC_300 ||
> - host->timing == MMC_TIMING_LEGACY ||
> - host->timing == MMC_TIMING_UHS_SDR12 || !degrees)
> + /* This is applicable for SDHCI_SPEC_300 and above */
> + if (host->version < SDHCI_SPEC_300)
> return 0;
>
> switch (host->timing) {
> @@ -804,14 +786,8 @@ static int sdhci_versal_sampleclk_set_phase(struct clk_hw *hw, int degrees)
> struct sdhci_host *host = sdhci_arasan->host;
> u8 tap_delay, tap_max = 0;
>
> - /*
> - * This is applicable for SDHCI_SPEC_300 and above
> - * Versal does not set phase for <=25MHz clock.
> - * If degrees is zero, no need to do anything.
> - */
> - if (host->version < SDHCI_SPEC_300 ||
> - host->timing == MMC_TIMING_LEGACY ||
> - host->timing == MMC_TIMING_UHS_SDR12 || !degrees)
> + /* This is applicable for SDHCI_SPEC_300 and above */
> + if (host->version < SDHCI_SPEC_300)
> return 0;
>
> switch (host->timing) {
>
