ARM: S5PV210: Add support SDMMC Write Protection on SMDKV210

[Kukjin Kim]

This patch adds support SDMMC write protection pin on SMDKV210.

Note: Depends on following patch set

[PATCH 1/2] ARM: SAMSUNG: Add device definition for HSMMC3
[PATCH 2/2 RE-SEND] ARM: S5PV210: Add support HSMMC on Samsung SMDKV210

And this patch set includes the following patches:

[PATCH 1/3] ARM: SAMSUNG: Add the member of platdata to implement SDMMC Write Protection
[PATCH 2/3] ARM: S5PV210: Add support SDMMC WP through EXT_INT on SMDKV210
[PATCH 3/3] sdhci-s3c: Add SDHCI_QUIRK_NO_WP_BIT for Samsung SoC