zynq: sdhci: Add a delay quirk during completion of sdhci_send_cmd

This patch provides to added delay quirk between the every sdhci_send_cmd()
execution.

Without this delay, MMC initialization on zynq board fails with
following error messages.

Controller never released inhibit bit(s).

Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>

diff --git a/drivers/mmc/zynq_sdhci.c b/drivers/mmc/zynq_sdhci.c
index 761a8596e212f287f82afe6b261dc8a271865f29..27e9d5ef7c1fed16dae6b9cc96896d90d815fc29 100644 (file)
--- a/drivers/mmc/zynq_sdhci.c
+++ b/drivers/mmc/zynq_sdhci.c
@@ -30,7 +30,7 @@ int zynq_sdhci_init(u32 regbase, u32 max_clk, u32 min_clk)
 
        host->name = "zynq_sdhci";
        host->ioaddr = (void *) regbase;
-       host->quirks = SDHCI_QUIRK_NO_CD;
+       host->quirks = SDHCI_QUIRK_NO_CD | SDHCI_QUIRK_WAIT_SEND_CMD;
        host->version = sdhci_readw(host, SDHCI_HOST_VERSION);
 
        add_sdhci(host, max_clk, min_clk);