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mmc: sdhci: Update sdhci_send_command() to handle HS200

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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>
lime2-spi
Siva Durga Prasad Paladugu 7 years ago committed by Michal Simek
parent ecb4d7481e
commit 434f9d454e
1 changed files with 6 additions and 3 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 9
      drivers/mmc/sdhci.c

9
drivers/mmc/sdhci.c
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@ -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 /* We shouldn't wait for data inihibit for stop commands, even
though they might use busy signaling */ though they might use busy signaling */
if (cmd->cmdidx == MMC_CMD_STOP_TRANSMISSION || 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; mask &= ~SDHCI_DATA_INHIBIT;
while (sdhci_readl(host, SDHCI_PRESENT_STATE) & mask) { 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); sdhci_writel(host, SDHCI_INT_ALL_MASK, SDHCI_INT_STATUS);
mask = SDHCI_INT_RESPONSE; 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; mask = SDHCI_INT_DATA_AVAIL;
if (!(cmd->resp_type & MMC_RSP_PRESENT)) 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; flags |= SDHCI_CMD_CRC;
if (cmd->resp_type & MMC_RSP_OPCODE) if (cmd->resp_type & MMC_RSP_OPCODE)
flags |= SDHCI_CMD_INDEX; 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; flags |= SDHCI_CMD_DATA;
/* Set Transfer mode regarding to data flag */ /* Set Transfer mode regarding to data flag */

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