Merge "copper: Add emmc driver support"
diff --git a/platform/copper/acpuclock.c b/platform/copper/acpuclock.c
new file mode 100644
index 0000000..7019518
--- /dev/null
+++ b/platform/copper/acpuclock.c
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2012, Code Aurora Forum. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *   * Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   * Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *   * Neither the name of Code Aurora nor
+ *     the names of its contributors may be used to endorse or promote
+ *     products derived from this software without specific prior written
+ *     permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <debug.h>
+#include <reg.h>
+#include <platform/iomap.h>
+#include <platform/clock.h>
+#include <mmc.h>
+
+
+void clock_init_mmc(uint32_t interface)
+{
+	/* Nothing to be done. */
+}
+
+/* Configure MMC clock */
+void clock_config_mmc(uint32_t interface, uint32_t freq)
+{
+
+	uint32_t reg;
+
+	/* Not setting the clock rate for now.
+	 * using the clock override in Virtio
+	 */
+
+	reg = 0;
+	reg |= MMC_BOOT_MCI_CLK_ENABLE;
+	reg |= MMC_BOOT_MCI_CLK_ENA_FLOW;
+	reg |= MMC_BOOT_MCI_CLK_IN_FEEDBACK;
+	writel(reg, MMC_BOOT_MCI_CLK);
+
+}
+
diff --git a/platform/copper/include/platform/clock.h b/platform/copper/include/platform/clock.h
new file mode 100644
index 0000000..e47aa3d
--- /dev/null
+++ b/platform/copper/include/platform/clock.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2012, Code Aurora Forum. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *   * Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   * Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *   * Neither the name of Code Aurora nor
+ *     the names of its contributors may be used to endorse or promote
+ *     products derived from this software without specific prior written
+ *     permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+void clock_init_mmc(uint32_t interface);
+void clock_config_mmc(uint32_t interface, uint32_t freq);
+void clock_config(uint32_t ns, uint32_t md, uint32_t ns_addr, uint32_t md_addr);
diff --git a/platform/copper/include/platform/iomap.h b/platform/copper/include/platform/iomap.h
index 0bd1e68..8178ee1 100644
--- a/platform/copper/include/platform/iomap.h
+++ b/platform/copper/include/platform/iomap.h
@@ -44,6 +44,10 @@
 #define APCS_KPSS_WDT_BASE          (KPSS_BASE + 0x00017000)
 
 #define PERIPH_SS_BASE              0xF9800000
+#define MSM_SDC1_BASE               (PERIPH_SS_BASE + 0x00024000)
+#define MSM_SDC3_BASE               (PERIPH_SS_BASE + 0x00064000)
+#define MSM_SDC2_BASE               (PERIPH_SS_BASE + 0x000A4000)
+#define MSM_SDC4_BASE               (PERIPH_SS_BASE + 0x000E4000)
 #define BLSP2_BASE                  (PERIPH_SS_BASE + 0x00140000)
 #define BLSP2_UART2_BASE            (BLSP2_BASE + 0x1F000)
 
diff --git a/platform/copper/rules.mk b/platform/copper/rules.mk
index ac750f3..8b6a0f1 100644
--- a/platform/copper/rules.mk
+++ b/platform/copper/rules.mk
@@ -15,8 +15,8 @@
 
 OBJS += \
 	$(LOCAL_DIR)/platform.o \
+	$(LOCAL_DIR)/acpuclock.o
 
 LINKER_SCRIPT += $(BUILDDIR)/system-onesegment.ld
 
 include platform/msm_shared/rules.mk
-
diff --git a/target/copper/init.c b/target/copper/init.c
index cb90ec1..3881ebd 100644
--- a/target/copper/init.c
+++ b/target/copper/init.c
@@ -43,6 +43,9 @@
 
 #define COPPER_TARGET_ID        3999
 
+static uint32_t mmc_sdc_base[] =
+	{ MSM_SDC1_BASE, MSM_SDC2_BASE, MSM_SDC3_BASE, MSM_SDC4_BASE };
+
 void target_early_init(void)
 {
 
@@ -50,11 +53,22 @@
 
 void target_init(void)
 {
+	uint32_t base_addr;
+	uint8_t slot;
 
 	dprintf(INFO, "target_init()\n");
 
 	target_id = COPPER_TARGET_ID;
 
+	/* Trying Slot 1*/
+	slot = 1;
+	base_addr = mmc_sdc_base[slot - 1];
+	if (mmc_boot_main(slot, base_addr))
+	{
+		dprintf(CRITICAL, "mmc init failed!");
+		ASSERT(0);
+	}
+
 }
 
 unsigned board_machtype(void)