sdhci_pltfm_init() has already set the platform drvdata for us, remove
the unnecessary platform_set_drvdata() call.
Signed-off-by: NJisheng Zhang <jszhang@marvell.com>
Acked-by: NPatrice Chotard <patrice.chotard@st.com>
Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org>