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mmc: meson-gx: remove unneeded configuration bit resets 

The variables holding the configuration bits are zero-initialized.
So we can remove all bit resets.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
zero-colors
Heiner Kallweit 2017-03-22 22:18:37 +01:00 committed by Ulf Hansson
parent 1ede5cb88a
commit ec31e53c2a
1 changed files with 0 additions and 5 deletions
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5
drivers/mmc/host/meson-gx-mmc.c
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@ -441,7 +441,6 @@ static void meson_mmc_start_cmd(struct mmc_host *mmc, struct mmc_command *cmd)
/* Response */
if (cmd->flags & MMC_RSP_PRESENT) {
desc->cmd_cfg &= ~CMD_CFG_NO_RESP;
if (cmd->flags & MMC_RSP_136)
desc->cmd_cfg |= CMD_CFG_RESP_128;
desc->cmd_cfg |= CMD_CFG_RESP_NUM;
@ -479,7 +478,6 @@ static void meson_mmc_start_cmd(struct mmc_host *mmc, struct mmc_command *cmd)
writel(cfg, host->regs + SD_EMMC_CFG);
}
} else {
desc->cmd_cfg &= ~CMD_CFG_BLOCK_MODE;
desc->cmd_cfg |=
(cmd->data->blksz & CMD_CFG_LENGTH_MASK) <<
CMD_CFG_LENGTH_SHIFT;
@ -494,15 +492,12 @@ static void meson_mmc_start_cmd(struct mmc_host *mmc, struct mmc_command *cmd)
host->bounce_buf, xfer_bytes);
cmd->data->bytes_xfered = xfer_bytes;
dma_wmb();
} else {
desc->cmd_cfg &= ~CMD_CFG_DATA_WR;
}
desc->cmd_data = host->bounce_dma_addr & CMD_DATA_MASK;
cmd_cfg_timeout = ilog2(SD_EMMC_CMD_TIMEOUT_DATA);
} else {
desc->cmd_cfg &= ~CMD_CFG_DATA_IO;
cmd_cfg_timeout = ilog2(SD_EMMC_CMD_TIMEOUT);
}
desc->cmd_cfg |= (cmd_cfg_timeout & CMD_CFG_TIMEOUT_MASK) <<