diff options
author | Heiner Kallweit <hkallweit1@gmail.com> | 2017-03-04 13:37:46 +0100 |
---|---|---|
committer | Ulf Hansson <ulf.hansson@linaro.org> | 2017-04-24 21:41:12 +0200 |
commit | bb11eff1f1820b9f3bf6578af18b3d18094e7f54 (patch) | |
tree | cc987f2efe3a206e2e653a94ed8d40f2efd5a320 | |
parent | 7cdcc480e4c32b0480233adb196a573ef538a6b6 (diff) |
mmc: meson-gx: replace magic timeout numbers with constants
Replace timeout magic numbers with proper constants.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Acked-by: Kevin Hilman <khilman@baylibre.com>
Tested-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
-rw-r--r-- | drivers/mmc/host/meson-gx-mmc.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c index d1826cf87a76..62597638ccaf 100644 --- a/drivers/mmc/host/meson-gx-mmc.c +++ b/drivers/mmc/host/meson-gx-mmc.c @@ -116,6 +116,8 @@ #define SD_EMMC_CFG_BLK_SIZE 512 /* internal buffer max: 512 bytes */ #define SD_EMMC_CFG_RESP_TIMEOUT 256 /* in clock cycles */ +#define SD_EMMC_CMD_TIMEOUT 1024 /* in ms */ +#define SD_EMMC_CMD_TIMEOUT_DATA 4096 /* in ms */ #define SD_EMMC_CFG_CMD_GAP 16 /* in clock cycles */ #define MUX_CLK_NUM_PARENTS 2 @@ -498,10 +500,10 @@ static void meson_mmc_start_cmd(struct mmc_host *mmc, struct mmc_command *cmd) desc->cmd_data = host->bounce_dma_addr & CMD_DATA_MASK; - cmd_cfg_timeout = 12; + cmd_cfg_timeout = ilog2(SD_EMMC_CMD_TIMEOUT_DATA); } else { desc->cmd_cfg &= ~CMD_CFG_DATA_IO; - cmd_cfg_timeout = 10; + cmd_cfg_timeout = ilog2(SD_EMMC_CMD_TIMEOUT); } desc->cmd_cfg |= (cmd_cfg_timeout & CMD_CFG_TIMEOUT_MASK) << CMD_CFG_TIMEOUT_SHIFT; |