target: msm8994: Enable regulators required for MSM8994 display.

Enable the regulators required for MSM8994 display to work.

Change-Id: I3178f202092f1325b04c1ad7617c7867fd3a8cdc
diff --git a/target/msm8994/regulator.c b/target/msm8994/regulator.c
new file mode 100644
index 0000000..8a8d1e1
--- /dev/null
+++ b/target/msm8994/regulator.c
@@ -0,0 +1,116 @@
+/* Copyright (c) 2014, The Linux Foundation. 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 The Linux Fundation, Inc. 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 "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 <regulator.h>
+#include <rpm-smd.h>
+
+static uint32_t ldo2[][11]=
+{
+	{
+		LDOA_RES_TYPE, 2,
+		KEY_SOFTWARE_ENABLE, 4, GENERIC_DISABLE,
+		KEY_LDO_SOFTWARE_MODE, 4, SW_MODE_LDO_IPEAK,
+		KEY_MICRO_VOLT, 4, 0,
+	},
+
+	{
+		LDOA_RES_TYPE, 2,
+		KEY_SOFTWARE_ENABLE, 4, GENERIC_ENABLE,
+		KEY_LDO_SOFTWARE_MODE, 4, SW_MODE_LDO_IPEAK,
+		KEY_MICRO_VOLT, 4, 1250000,
+	},
+};
+
+static uint32_t ldo12[][11]=
+{
+	{
+		LDOA_RES_TYPE, 12,
+		KEY_SOFTWARE_ENABLE, 4, GENERIC_DISABLE,
+		KEY_LDO_SOFTWARE_MODE, 4, SW_MODE_LDO_IPEAK,
+		KEY_MICRO_VOLT, 4, 0,
+	},
+
+	{
+		LDOA_RES_TYPE, 12,
+		KEY_SOFTWARE_ENABLE, 4, GENERIC_ENABLE,
+		KEY_LDO_SOFTWARE_MODE, 4, SW_MODE_LDO_IPEAK,
+		KEY_MICRO_VOLT, 4, 1800000,
+	},
+};
+
+static uint32_t ldo14[][11]=
+{
+	{
+		LDOA_RES_TYPE, 14,
+		KEY_SOFTWARE_ENABLE, 4, GENERIC_DISABLE,
+		KEY_LDO_SOFTWARE_MODE, 4, SW_MODE_LDO_IPEAK,
+		KEY_MICRO_VOLT, 4, 0,
+	},
+
+	{
+		LDOA_RES_TYPE, 14,
+		KEY_SOFTWARE_ENABLE, 4, GENERIC_ENABLE,
+		KEY_LDO_SOFTWARE_MODE, 4, SW_MODE_LDO_IPEAK,
+		KEY_MICRO_VOLT, 4, 1800000,
+	},
+};
+
+static uint32_t ldo28[][11]=
+{
+	{
+		LDOA_RES_TYPE, 28,
+		KEY_SOFTWARE_ENABLE, 4, GENERIC_DISABLE,
+		KEY_LDO_SOFTWARE_MODE, 4, SW_MODE_LDO_IPEAK,
+		KEY_MICRO_VOLT, 4, 0,
+	},
+
+	{
+		LDOA_RES_TYPE, 28,
+		KEY_SOFTWARE_ENABLE, 4, GENERIC_ENABLE,
+		KEY_LDO_SOFTWARE_MODE, 4, SW_MODE_LDO_IPEAK,
+		KEY_MICRO_VOLT, 4, 1000000,
+	},
+
+};
+
+void regulator_enable()
+{
+	rpm_send_data(&ldo2[GENERIC_ENABLE][0], 36, RPM_REQUEST_TYPE);
+
+	rpm_send_data(&ldo12[GENERIC_ENABLE][0], 36, RPM_REQUEST_TYPE);
+
+	rpm_send_data(&ldo14[GENERIC_ENABLE][0], 36, RPM_REQUEST_TYPE);
+
+	rpm_send_data(&ldo28[GENERIC_ENABLE][0], 36, RPM_REQUEST_TYPE);
+}
+
+void regulator_disable()
+{
+
+}
diff --git a/target/msm8994/rules.mk b/target/msm8994/rules.mk
index 509c91a..ec35e53 100644
--- a/target/msm8994/rules.mk
+++ b/target/msm8994/rules.mk
@@ -39,3 +39,8 @@
     $(LOCAL_DIR)/meminfo.o \
     $(LOCAL_DIR)/target_display.o \
     $(LOCAL_DIR)/oem_panel.o
+
+ifeq ($(ENABLE_SMD_SUPPORT),1)
+OBJS += \
+    $(LOCAL_DIR)/regulator.o
+endif