mmc: meson-gx: move arch header to local header

Move the asm/arch-meson/sd_emmc.h to a local meson_gx_mmc.h,
remove the useless if/then and fix the meson_gx_mmc.c include.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
diff --git a/drivers/mmc/meson_gx_mmc.c b/drivers/mmc/meson_gx_mmc.c
index 719dd1e..eedebb3 100644
--- a/drivers/mmc/meson_gx_mmc.c
+++ b/drivers/mmc/meson_gx_mmc.c
@@ -13,9 +13,9 @@
 #include <mmc.h>
 #include <asm/io.h>
 #include <asm/gpio.h>
-#include <asm/arch/sd_emmc.h>
 #include <linux/delay.h>
 #include <linux/log2.h>
+#include "meson_gx_mmc.h"
 
 static inline void *get_regbase(const struct mmc *mmc)
 {
diff --git a/arch/arm/include/asm/arch-meson/sd_emmc.h b/drivers/mmc/meson_gx_mmc.h
similarity index 96%
rename from arch/arm/include/asm/arch-meson/sd_emmc.h
rename to drivers/mmc/meson_gx_mmc.h
index 1e9f8cf..b4544b5 100644
--- a/arch/arm/include/asm/arch-meson/sd_emmc.h
+++ b/drivers/mmc/meson_gx_mmc.h
@@ -3,14 +3,11 @@
  * (C) Copyright 2016 Carlo Caione <carlo@caione.org>
  */
 
-#ifndef __SD_EMMC_H__
-#define __SD_EMMC_H__
+#ifndef __MESON_GX_MMC_H__
+#define __MESON_GX_MMC_H__
 
 #include <mmc.h>
-#ifndef __ASSEMBLY__
 #include <linux/bitops.h>
-#endif
-
 
 #define SDIO_PORT_A			0
 #define SDIO_PORT_B			1