fsl_esdhc: add support for mx51 processor

The esdhc controller in the mx51 processor is quite
the same as the one in some powerpc processors
(MPC83xx, MPC85xx). This patches adapts the driver
to support the arm mx51.

Signed-off-by: Stefano Babic <sbabic@denx.de>

2 files changed, 39 insertions, 1 deletions

diff --git a/cpu/arm_cortexa8/mx51/Makefile b/cpu/arm_cortexa8/mx51/Makefile
index 4d82293fa07..7cfaa2c1305 100644
--- a/cpu/arm_cortexa8/mx51/Makefile
+++ b/cpu/arm_cortexa8/mx51/Makefile
@@ -27,7 +27,7 @@ include $(TOPDIR)/config.mk
 
 LIB	= $(obj)lib$(SOC).a
 
-COBJS	= soc.o clock.o iomux.o timer.o
+COBJS	= soc.o clock.o iomux.o timer.o speed.o
 SOBJS = lowlevel_init.o
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
diff --git a/cpu/arm_cortexa8/mx51/speed.c b/cpu/arm_cortexa8/mx51/speed.c
new file mode 100644
index 00000000000..10acbbffd16
--- /dev/null
+++ b/cpu/arm_cortexa8/mx51/speed.c
@@ -0,0 +1,38 @@
+/*
+ * (C) Copyright 2000-2003
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
+ * TsiChung Liew (Tsi-Chung.Liew@freescale.com)
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <asm/arch/imx-regs.h>
+
+int get_clocks(void)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+
+#ifdef CONFIG_FSL_ESDHC
+	gd->sdhc_clk = mxc_get_clock(MXC_IPG_PERCLK);
+#endif
+	return 0;
+}