mmc: spear: remove the entire spear_sdhci.c file

Remove the entire spear_sdhci.c file.
There is no use case. This is dead codes.
Also there is no place to call "spear_sdhci_init()" anywhere.

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: Tom Rini <trini@konsulko.com>

drivers/mmc/Makefile

@@ -52,7 +52,6 @@ obj-$(CONFIG_SDHCI) += sdhci.o
 obj-$(CONFIG_SH_MMCIF) += sh_mmcif.o
 obj-$(CONFIG_SH_SDHI) += sh_sdhi.o
 obj-$(CONFIG_SOCFPGA_DWMMC) += socfpga_dw_mmc.o
-obj-$(CONFIG_SPEAR_SDHCI) += spear_sdhci.o
 obj-$(CONFIG_TEGRA_MMC) += tegra_mmc.o
 obj-$(CONFIG_MMC_UNIPHIER) += uniphier-sd.o
 obj-$(CONFIG_ZYNQ_SDHCI) += zynq_sdhci.o

drivers/mmc/spear_sdhci.c

@@ -1,27 +0,0 @@
-/*
- * (C) Copyright 2012
- * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <malloc.h>
-#include <sdhci.h>
-
-int spear_sdhci_init(u32 regbase, u32 max_clk, u32 min_clk, u32 quirks)
-{
-	struct sdhci_host *host = NULL;
-	host = (struct sdhci_host *)malloc(sizeof(struct sdhci_host));
-	if (!host) {
-		printf("sdhci host malloc fail!\n");
-		return 1;
-	}
-
-	host->name = "sdhci";
-	host->ioaddr = (void *)regbase;
-	host->quirks = quirks;
-
-	add_sdhci(host, max_clk, min_clk);
-	return 0;
-}