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| author | Jaehoon Chung <jh80.chung@samsung.com> | 2016-06-29 19:46:18 +0900 |
|---|---|---|
| committer | Minkyu Kang <mk7.kang@samsung.com> | 2016-07-12 14:28:58 +0900 |
| commit | 70f6d39433d3d597adeac3d4c84b3a58b86cd2d3 (patch) | |
| tree | 932a5a341aa08d0191c364fc0862f5b7f8d24ab0 /drivers/mmc | |
| parent | d956a67ed14e158fd24b5c85cc414bfa14773457 (diff) | |
| download | u-boot-imx-70f6d39433d3d597adeac3d4c84b3a58b86cd2d3.zip u-boot-imx-70f6d39433d3d597adeac3d4c84b3a58b86cd2d3.tar.gz u-boot-imx-70f6d39433d3d597adeac3d4c84b3a58b86cd2d3.tar.bz2 | |
mmc: exynos_dw_mmc: use the 4bit bus-width by default
If there is not "samsung,bus-width" property, use the 4bit buswidth by
default.
Almost all Exnyos SoCs support at least 4bit buswidth.
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/exynos_dw_mmc.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/mmc/exynos_dw_mmc.c b/drivers/mmc/exynos_dw_mmc.c index cfbe135..ab0df46 100644 --- a/drivers/mmc/exynos_dw_mmc.c +++ b/drivers/mmc/exynos_dw_mmc.c @@ -154,12 +154,8 @@ static int exynos_dwmci_get_config(const void *blob, int node, return -EINVAL; } - /* Get the bus width from the device node */ - host->buswidth = fdtdec_get_int(blob, node, "samsung,bus-width", 0); - if (host->buswidth <= 0) { - printf("DWMMC%d: Can't get bus-width\n", host->dev_index); - return -EINVAL; - } + /* Get the bus width from the device node (Default is 4bit buswidth) */ + host->buswidth = fdtdec_get_int(blob, node, "samsung,bus-width", 4); /* Set the base address from the device node */ base = fdtdec_get_addr(blob, node, "reg"); |