[source] mvebu: make MMC driver for Clearfog builtin

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/ef02a7154d4c9f872aceeb63347b5ac32c628a9a

commit ef02a7154d4c9f872aceeb63347b5ac32c628a9a
Author: Josua Mayer <josua.mayer97 at gmail.com>
AuthorDate: Mon Aug 15 16:20:45 2016 +0200

    mvebu: make MMC driver for Clearfog builtin
    
    microSD is the primary boot media for the Clearfog Pro board, and should
    work unconditionally.
    
    Signed-off-by: Josua Mayer <josua.mayer97 at gmail.com>
    Signed-off-by: Felix Fietkau <nbd at nbd.name> [cleanup]
---
 target/linux/mvebu/config-4.4 | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/target/linux/mvebu/config-4.4 b/target/linux/mvebu/config-4.4
index 7cc942d..b6f1504 100644
--- a/target/linux/mvebu/config-4.4
+++ b/target/linux/mvebu/config-4.4
@@ -246,7 +246,12 @@ CONFIG_MEMORY=y
 CONFIG_MIGHT_HAVE_CACHE_L2X0=y
 CONFIG_MIGHT_HAVE_PCI=y
 CONFIG_MMC=y
+CONFIG_MMC_BLOCK=y
 CONFIG_MMC_MVSDIO=y
+CONFIG_MMC_SDHCI=y
+# CONFIG_MMC_SDHCI_PCI is not set
+CONFIG_MMC_SDHCI_PLTFM=y
+CONFIG_MMC_SDHCI_PXAV3=y
 # CONFIG_MMC_TIFM_SD is not set
 CONFIG_MODULES_USE_ELF_REL=y
 CONFIG_MTD_CFI_STAA=y