| /* |
| * OMAP3 voltage domain data |
| * |
| * Copyright (C) 2007, 2010 Texas Instruments, Inc. |
| * Rajendra Nayak <rnayak@ti.com> |
| * Lesly A M <x0080970@ti.com> |
| * Thara Gopinath <thara@ti.com> |
| * |
| * Copyright (C) 2008, 2011 Nokia Corporation |
| * Kalle Jokiniemi |
| * Paul Walmsley |
| * |
| * 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 "common.h" |
| #include <plat/cpu.h> |
| |
| #include "prm-regbits-34xx.h" |
| #include "omap_opp_data.h" |
| #include "voltage.h" |
| #include "vc.h" |
| #include "vp.h" |
| |
| /* |
| * VDD data |
| */ |
| |
| /* OMAP3-common voltagedomain data */ |
| |
| static struct voltagedomain omap3_voltdm_wkup = { |
| .name = "wakeup", |
| }; |
| |
| /* 34xx/36xx voltagedomain data */ |
| |
| static const struct omap_vfsm_instance omap3_vdd1_vfsm = { |
| .voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET, |
| .voltsetup_mask = OMAP3430_SETUP_TIME1_MASK, |
| }; |
| |
| static const struct omap_vfsm_instance omap3_vdd2_vfsm = { |
| .voltsetup_reg = OMAP3_PRM_VOLTSETUP1_OFFSET, |
| .voltsetup_mask = OMAP3430_SETUP_TIME2_MASK, |
| }; |
| |
| static struct voltagedomain omap3_voltdm_mpu = { |
| .name = "mpu_iva", |
| .scalable = true, |
| .read = omap3_prm_vcvp_read, |
| .write = omap3_prm_vcvp_write, |
| .rmw = omap3_prm_vcvp_rmw, |
| .vc = &omap3_vc_mpu, |
| .vfsm = &omap3_vdd1_vfsm, |
| .vp = &omap3_vp_mpu, |
| }; |
| |
| static struct voltagedomain omap3_voltdm_core = { |
| .name = "core", |
| .scalable = true, |
| .read = omap3_prm_vcvp_read, |
| .write = omap3_prm_vcvp_write, |
| .rmw = omap3_prm_vcvp_rmw, |
| .vc = &omap3_vc_core, |
| .vfsm = &omap3_vdd2_vfsm, |
| .vp = &omap3_vp_core, |
| }; |
| |
| static struct voltagedomain *voltagedomains_omap3[] __initdata = { |
| &omap3_voltdm_mpu, |
| &omap3_voltdm_core, |
| &omap3_voltdm_wkup, |
| NULL, |
| }; |
| |
| /* AM35xx voltagedomain data */ |
| |
| static struct voltagedomain am35xx_voltdm_mpu = { |
| .name = "mpu_iva", |
| }; |
| |
| static struct voltagedomain am35xx_voltdm_core = { |
| .name = "core", |
| }; |
| |
| static struct voltagedomain *voltagedomains_am35xx[] __initdata = { |
| &am35xx_voltdm_mpu, |
| &am35xx_voltdm_core, |
| &omap3_voltdm_wkup, |
| NULL, |
| }; |
| |
| |
| static const char *sys_clk_name __initdata = "sys_ck"; |
| |
| void __init omap3xxx_voltagedomains_init(void) |
| { |
| struct voltagedomain *voltdm; |
| struct voltagedomain **voltdms; |
| int i; |
| |
| /* |
| * XXX Will depend on the process, validation, and binning |
| * for the currently-running IC |
| */ |
| #ifdef CONFIG_PM_OPP |
| if (cpu_is_omap3630()) { |
| omap3_voltdm_mpu.volt_data = omap36xx_vddmpu_volt_data; |
| omap3_voltdm_core.volt_data = omap36xx_vddcore_volt_data; |
| } else { |
| omap3_voltdm_mpu.volt_data = omap34xx_vddmpu_volt_data; |
| omap3_voltdm_core.volt_data = omap34xx_vddcore_volt_data; |
| } |
| #endif |
| |
| if (cpu_is_omap3517() || cpu_is_omap3505()) |
| voltdms = voltagedomains_am35xx; |
| else |
| voltdms = voltagedomains_omap3; |
| |
| for (i = 0; voltdm = voltdms[i], voltdm; i++) |
| voltdm->sys_clk.name = sys_clk_name; |
| |
| voltdm_init(voltdms); |
| }; |