mmc: sdhci: Update sdhci_send_command() to handle HS200
authorSiva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Tue, 29 May 2018 14:33:10 +0000 (20:03 +0530)
committerMichal Simek <michal.simek@xilinx.com>
Thu, 31 May 2018 11:50:39 +0000 (13:50 +0200)
This patch updates sdhci_send_command() to handle MMC
HS200 tuning command.

Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
drivers/mmc/sdhci.c

index 400f87e134dc26a52554c71a77c5619531167004..40e28abda67f4c0130c6cd85716a55061d0046b1 100644 (file)
@@ -161,7 +161,8 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
        /* We shouldn't wait for data inihibit for stop commands, even
           though they might use busy signaling */
        if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION ||
-           cmd->cmdidx ==  MMC_CMD_SEND_TUNING_BLOCK)
+           cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK ||
+           cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK_HS200)
                mask &= ~SDHCI_DATA_INHIBIT;
 
        while (sdhci_readl(host, SDHCI_PRESENT_STATE) & mask) {
@@ -183,7 +184,8 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
        sdhci_writel(host, SDHCI_INT_ALL_MASK, SDHCI_INT_STATUS);
 
        mask = SDHCI_INT_RESPONSE;
-       if (cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK)
+       if (cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK ||
+           cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK_HS200)
                mask = SDHCI_INT_DATA_AVAIL;
 
        if (!(cmd->resp_type & MMC_RSP_PRESENT))
@@ -201,7 +203,8 @@ static int sdhci_send_command(struct mmc *mmc, struct mmc_cmd *cmd,
                flags |= SDHCI_CMD_CRC;
        if (cmd->resp_type & MMC_RSP_OPCODE)
                flags |= SDHCI_CMD_INDEX;
-       if (data || cmd->cmdidx ==  MMC_CMD_SEND_TUNING_BLOCK)
+       if (data || cmd->cmdidx ==  MMC_CMD_SEND_TUNING_BLOCK ||
+           cmd->cmdidx == MMC_CMD_SEND_TUNING_BLOCK_HS200)
                flags |= SDHCI_CMD_DATA;
 
        /* Set Transfer mode regarding to data flag */