| /* |
| * 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); |