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Diffstat (limited to 'arch/arm/mach-omap2/voltagedomains44xx_data.c')
-rw-r--r--arch/arm/mach-omap2/voltagedomains44xx_data.c102
1 files changed, 102 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/voltagedomains44xx_data.c b/arch/arm/mach-omap2/voltagedomains44xx_data.c
new file mode 100644
index 000000000000..cb64996de0e1
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+++ b/arch/arm/mach-omap2/voltagedomains44xx_data.c
@@ -0,0 +1,102 @@
+/*
+ * OMAP3/OMAP4 Voltage Management Routines
+ *
+ * Author: Thara Gopinath <thara@ti.com>
+ *
+ * Copyright (C) 2007 Texas Instruments, Inc.
+ * Rajendra Nayak <rnayak@ti.com>
+ * Lesly A M <x0080970@ti.com>
+ *
+ * Copyright (C) 2008 Nokia Corporation
+ * Kalle Jokiniemi
+ *
+ * Copyright (C) 2010 Texas Instruments, Inc.
+ * Thara Gopinath <thara@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/kernel.h>
+#include <linux/err.h>
+#include <linux/init.h>
+
+#include <plat/common.h>
+
+#include "prm-regbits-44xx.h"
+#include "prm44xx.h"
+#include "prcm44xx.h"
+#include "prminst44xx.h"
+#include "voltage.h"
+#include "omap_opp_data.h"
+#include "vc.h"
+#include "vp.h"
+
+static const struct omap_vfsm_instance_data omap4_vdd_mpu_vfsm_data = {
+ .voltsetup_reg = OMAP4_PRM_VOLTSETUP_MPU_RET_SLEEP_OFFSET,
+};
+
+static struct omap_vdd_info omap4_vdd_mpu_info = {
+ .vp_data = &omap4_vp_mpu_data,
+ .vc_data = &omap4_vc_mpu_data,
+ .vfsm = &omap4_vdd_mpu_vfsm_data,
+ .voltdm = {
+ .name = "mpu",
+ },
+};
+
+static const struct omap_vfsm_instance_data omap4_vdd_iva_vfsm_data = {
+ .voltsetup_reg = OMAP4_PRM_VOLTSETUP_IVA_RET_SLEEP_OFFSET,
+};
+
+static struct omap_vdd_info omap4_vdd_iva_info = {
+ .vp_data = &omap4_vp_iva_data,
+ .vc_data = &omap4_vc_iva_data,
+ .vfsm = &omap4_vdd_iva_vfsm_data,
+ .voltdm = {
+ .name = "iva",
+ },
+};
+
+static const struct omap_vfsm_instance_data omap4_vdd_core_vfsm_data = {
+ .voltsetup_reg = OMAP4_PRM_VOLTSETUP_CORE_RET_SLEEP_OFFSET,
+};
+
+static struct omap_vdd_info omap4_vdd_core_info = {
+ .vp_data = &omap4_vp_core_data,
+ .vc_data = &omap4_vc_core_data,
+ .vfsm = &omap4_vdd_core_vfsm_data,
+ .voltdm = {
+ .name = "core",
+ },
+};
+
+/* OMAP4 VDD structures */
+static struct omap_vdd_info *omap4_vdd_info[] = {
+ &omap4_vdd_mpu_info,
+ &omap4_vdd_iva_info,
+ &omap4_vdd_core_info,
+};
+
+/* OMAP4 specific voltage init functions */
+static int __init omap44xx_voltage_early_init(void)
+{
+ s16 prm_mod = OMAP4430_PRM_DEVICE_INST;
+ s16 prm_irqst_ocp_mod = OMAP4430_PRM_OCP_SOCKET_INST;
+
+ if (!cpu_is_omap44xx())
+ return 0;
+
+ /*
+ * XXX Will depend on the process, validation, and binning
+ * for the currently-running IC
+ */
+ omap4_vdd_mpu_info.volt_data = omap44xx_vdd_mpu_volt_data;
+ omap4_vdd_iva_info.volt_data = omap44xx_vdd_iva_volt_data;
+ omap4_vdd_core_info.volt_data = omap44xx_vdd_core_volt_data;
+
+ return omap_voltage_early_init(prm_mod, prm_irqst_ocp_mod,
+ omap4_vdd_info,
+ ARRAY_SIZE(omap4_vdd_info));
+};
+core_initcall(omap44xx_voltage_early_init);