1 files changed, 74 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/include/mach/mxc_gpc.h b/arch/arm/plat-mxc/include/mach/mxc_gpc.h
new file mode 100644
index 000000000000..8581fcc0da28
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/mxc_gpc.h
@@ -0,0 +1,74 @@
+
+/*
+ * Copyright 2004-2010 Freescale Semiconductor, Inc. All Rights Reserved.
+ */
+
+/*
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+/*!
+ * @defgroup LPMD Low-Level Power Management Driver
+ */
+
+/*!
+ * @file arch-mxc/mxc_gpc.h
+ *
+ * @brief This file contains the  chip level configuration details and
+ * public API declarations for GPC module
+ *
+ * @ingroup LPMD
+ */
+
+#ifndef __ASM_ARCH_MXC_GPC_H__
+#define __ASM_ARCH_MXC_GPC_H__
+
+/* AP Power Gating modules */
+typedef enum {
+	POWER_GATING_MODULE_AP_EMBEDDED_MEM_DEEPSLEEP,
+	POWER_GATING_MODULE_DISPLAY_BUFFER,
+	POWER_GATING_MODULE_EMI_DEEPSLEEP,
+	POWER_GATING_MODULE_IPU_STOP,
+	POWER_GATING_MODULE_L2_MEM_STOP,
+	POWER_GATING_MODULE_ARM_PLATFORM_STOP,
+} mxc_pm_ap_power_gating_modules_t;
+
+/* AP Power Gating pull-down config of modules */
+typedef enum {
+	POWER_GATING_PULL_DOWN_DISPLAY_BUFFER,
+	POWER_GATING_PULL_DOWN_EMI,
+	POWER_GATING_PULL_DOWN_IPU,
+	POWER_GATING_PULL_DOWN_L2_MEM,
+	POWER_GATING_PULL_DOWN_ARMPLATFORM,
+} mxc_pm_ap_power_gating_pulldown_t;
+
+/*!
+ * This function enables/disables the AP power gating by writing the APPCR
+ * register of the GPC module.
+ *
+ * @param   enable  Enable/Disable module power down
+ *                  0 - disable; 1 - enable
+ * @param   modules The desired module to be power gated
+ *
+ */
+void mxc_gpc_powergate_module(int enable,
+			      mxc_pm_ap_power_gating_modules_t module);
+
+/*!
+ * This function enables/disables the AP power gating pull down selection of a
+ * module by writing the APPCR register of the GPC module.
+ *
+ * @param   enable  Enable/Disable module pull down
+ *                  0 - disable; 1 - enable
+ * @param   modules The desired module to be pulled down
+ *
+ */
+void mxc_gpc_powergate_pulldown(int enable,
+				mxc_pm_ap_power_gating_pulldown_t pulldown);
+
+#endif