diff options
| -rw-r--r-- | arch/arm/mach-omap2/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/io.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/powerdomain.c | 5 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/powerdomain.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/prm33xx.c | 7 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/voltage.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-omap2/voltagedomains33xx_data.c | 43 |
7 files changed, 14 insertions, 46 deletions
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index f8bc62fd48fb..ec2e128074d8 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -130,7 +130,6 @@ obj-$(CONFIG_ARCH_OMAP3) += voltagedomains3xxx_data.o obj-$(CONFIG_ARCH_OMAP4) += $(voltagedomain-common) obj-$(CONFIG_ARCH_OMAP4) += voltagedomains44xx_data.o obj-$(CONFIG_SOC_AM33XX) += $(voltagedomain-common) -obj-$(CONFIG_SOC_AM33XX) += voltagedomains33xx_data.o obj-$(CONFIG_SOC_AM43XX) += $(voltagedomain-common) obj-$(CONFIG_SOC_OMAP5) += $(voltagedomain-common) obj-$(CONFIG_SOC_OMAP5) += voltagedomains54xx_data.o diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index dd0f23d0085b..fe3253a100e7 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -577,7 +577,6 @@ void __init am33xx_init_early(void) omap2_set_globals_cm(AM33XX_L4_WK_IO_ADDRESS(AM33XX_PRCM_BASE), NULL); omap3xxx_check_revision(); am33xx_check_features(); - am33xx_voltagedomains_init(); am33xx_powerdomains_init(); am33xx_clockdomains_init(); am33xx_hwmod_init(); diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c index 86babd740d41..e233dfcbc186 100644 --- a/arch/arm/mach-omap2/powerdomain.c +++ b/arch/arm/mach-omap2/powerdomain.c @@ -102,6 +102,10 @@ static int _pwrdm_register(struct powerdomain *pwrdm) if (_pwrdm_lookup(pwrdm->name)) return -EEXIST; + if (arch_pwrdm && arch_pwrdm->pwrdm_has_voltdm) + if (!arch_pwrdm->pwrdm_has_voltdm()) + goto skip_voltdm; + voltdm = voltdm_lookup(pwrdm->voltdm.name); if (!voltdm) { pr_err("powerdomain: %s: voltagedomain %s does not exist\n", @@ -111,6 +115,7 @@ static int _pwrdm_register(struct powerdomain *pwrdm) pwrdm->voltdm.ptr = voltdm; INIT_LIST_HEAD(&pwrdm->voltdm_node); voltdm_add_pwrdm(voltdm, pwrdm); +skip_voltdm: spin_lock_init(&pwrdm->_lock); list_add(&pwrdm->node, &pwrdm_list); diff --git a/arch/arm/mach-omap2/powerdomain.h b/arch/arm/mach-omap2/powerdomain.h index 3d82f5035aad..e4d7bd6f94b8 100644 --- a/arch/arm/mach-omap2/powerdomain.h +++ b/arch/arm/mach-omap2/powerdomain.h @@ -166,6 +166,7 @@ struct powerdomain { * @pwrdm_disable_hdwr_sar: Disable Hardware Save-Restore feature for a pd * @pwrdm_set_lowpwrstchange: Enable pd transitions from a shallow to deep sleep * @pwrdm_wait_transition: Wait for a pd state transition to complete + * @pwrdm_has_voltdm: Check if a voltdm association is needed * * Regarding @pwrdm_set_lowpwrstchange: On the OMAP2 and 3-family * chips, a powerdomain's power state is not allowed to directly @@ -196,6 +197,7 @@ struct pwrdm_ops { int (*pwrdm_disable_hdwr_sar)(struct powerdomain *pwrdm); int (*pwrdm_set_lowpwrstchange)(struct powerdomain *pwrdm); int (*pwrdm_wait_transition)(struct powerdomain *pwrdm); + int (*pwrdm_has_voltdm)(void); }; int pwrdm_register_platform_funcs(struct pwrdm_ops *custom_funcs); diff --git a/arch/arm/mach-omap2/prm33xx.c b/arch/arm/mach-omap2/prm33xx.c index 44c0d7216aa7..720440737744 100644 --- a/arch/arm/mach-omap2/prm33xx.c +++ b/arch/arm/mach-omap2/prm33xx.c @@ -320,6 +320,12 @@ static int am33xx_pwrdm_wait_transition(struct powerdomain *pwrdm) return 0; } +static int am33xx_check_vcvp(void) +{ + /* No VC/VP on am33xx devices */ + return 0; +} + struct pwrdm_ops am33xx_pwrdm_operations = { .pwrdm_set_next_pwrst = am33xx_pwrdm_set_next_pwrst, .pwrdm_read_next_pwrst = am33xx_pwrdm_read_next_pwrst, @@ -335,4 +341,5 @@ struct pwrdm_ops am33xx_pwrdm_operations = { .pwrdm_set_mem_onst = am33xx_pwrdm_set_mem_onst, .pwrdm_set_mem_retst = am33xx_pwrdm_set_mem_retst, .pwrdm_wait_transition = am33xx_pwrdm_wait_transition, + .pwrdm_has_voltdm = am33xx_check_vcvp, }; diff --git a/arch/arm/mach-omap2/voltage.h b/arch/arm/mach-omap2/voltage.h index 5998eed3a2d2..f7f2879b31b0 100644 --- a/arch/arm/mach-omap2/voltage.h +++ b/arch/arm/mach-omap2/voltage.h @@ -169,7 +169,6 @@ int omap_voltage_late_init(void); extern void omap2xxx_voltagedomains_init(void); extern void omap3xxx_voltagedomains_init(void); -extern void am33xx_voltagedomains_init(void); extern void omap44xx_voltagedomains_init(void); extern void omap54xx_voltagedomains_init(void); diff --git a/arch/arm/mach-omap2/voltagedomains33xx_data.c b/arch/arm/mach-omap2/voltagedomains33xx_data.c deleted file mode 100644 index 965458dc0cb9..000000000000 --- a/arch/arm/mach-omap2/voltagedomains33xx_data.c +++ /dev/null @@ -1,43 +0,0 @@ -/* - * AM33XX voltage domain data - * - * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <linux/kernel.h> -#include <linux/init.h> - -#include "voltage.h" - -static struct voltagedomain am33xx_voltdm_mpu = { - .name = "mpu", -}; - -static struct voltagedomain am33xx_voltdm_core = { - .name = "core", -}; - -static struct voltagedomain am33xx_voltdm_rtc = { - .name = "rtc", -}; - -static struct voltagedomain *voltagedomains_am33xx[] __initdata = { - &am33xx_voltdm_mpu, - &am33xx_voltdm_core, - &am33xx_voltdm_rtc, - NULL, -}; - -void __init am33xx_voltagedomains_init(void) -{ - voltdm_init(voltagedomains_am33xx); -} |