9 files changed, 19 insertions, 47 deletions

diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index fa742f3c2629..bc7d2393161f 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -116,7 +116,6 @@ obj-$(CONFIG_ARCH_OMAP4)		+= powerdomains44xx_data.o
 
 # PRCM clockdomain control
 clockdomain-common                      += clockdomain.o
-clockdomain-common                      += clockdomains_common_data.o
 obj-$(CONFIG_ARCH_OMAP2)                += $(clockdomain-common)
 obj-$(CONFIG_ARCH_OMAP2)                += clockdomain2xxx_3xxx.o
 obj-$(CONFIG_ARCH_OMAP2)                += clockdomains2xxx_3xxx_data.o
diff --git a/arch/arm/mach-omap2/clockdomain.h b/arch/arm/mach-omap2/clockdomain.h
index f7b58609bad8..349dcbb6fecb 100644
--- a/arch/arm/mach-omap2/clockdomain.h
+++ b/arch/arm/mach-omap2/clockdomain.h
@@ -206,7 +206,5 @@ extern struct clkdm_ops omap4_clkdm_operations;
 extern struct clkdm_dep gfx_24xx_wkdeps[];
 extern struct clkdm_dep dsp_24xx_wkdeps[];
 extern struct clockdomain wkup_common_clkdm;
-extern struct clockdomain prm_common_clkdm;
-extern struct clockdomain cm_common_clkdm;
 
 #endif
diff --git a/arch/arm/mach-omap2/clockdomains2420_data.c b/arch/arm/mach-omap2/clockdomains2420_data.c
index 0ab8e46d5b2b..5c741852fac0 100644
--- a/arch/arm/mach-omap2/clockdomains2420_data.c
+++ b/arch/arm/mach-omap2/clockdomains2420_data.c
@@ -131,8 +131,6 @@ static struct clockdomain dss_2420_clkdm = {
 
 static struct clockdomain *clockdomains_omap242x[] __initdata = {
         &wkup_common_clkdm,
-        &cm_common_clkdm,
-        &prm_common_clkdm,
         &mpu_2420_clkdm,
         &iva1_2420_clkdm,
         &dsp_2420_clkdm,
diff --git a/arch/arm/mach-omap2/clockdomains2430_data.c b/arch/arm/mach-omap2/clockdomains2430_data.c
index 3645ed044890..f09617555e15 100644
--- a/arch/arm/mach-omap2/clockdomains2430_data.c
+++ b/arch/arm/mach-omap2/clockdomains2430_data.c
@@ -157,8 +157,6 @@ static struct clockdomain dss_2430_clkdm = {
 
 static struct clockdomain *clockdomains_omap243x[] __initdata = {
         &wkup_common_clkdm,
-        &cm_common_clkdm,
-        &prm_common_clkdm,
         &mpu_2430_clkdm,
         &mdm_clkdm,
         &dsp_2430_clkdm,
diff --git a/arch/arm/mach-omap2/clockdomains3xxx_data.c b/arch/arm/mach-omap2/clockdomains3xxx_data.c
index 6038adb97710..2cdc17c9d2fa 100644
--- a/arch/arm/mach-omap2/clockdomains3xxx_data.c
+++ b/arch/arm/mach-omap2/clockdomains3xxx_data.c
@@ -347,8 +347,6 @@ static struct clkdm_autodep clkdm_autodeps[] = {
 
 static struct clockdomain *clockdomains_omap3430_common[] __initdata = {
         &wkup_common_clkdm,
-        &cm_common_clkdm,
-        &prm_common_clkdm,
         &mpu_3xxx_clkdm,
         &neon_clkdm,
         &iva2_clkdm,
diff --git a/arch/arm/mach-omap2/clockdomains44xx_data.c b/arch/arm/mach-omap2/clockdomains44xx_data.c
index c53425847493..bd7ed13515cc 100644
--- a/arch/arm/mach-omap2/clockdomains44xx_data.c
+++ b/arch/arm/mach-omap2/clockdomains44xx_data.c
@@ -430,8 +430,6 @@ static struct clockdomain *clockdomains_omap44xx[] __initdata = {
         &l4_wkup_44xx_clkdm,
         &emu_sys_44xx_clkdm,
         &l3_dma_44xx_clkdm,
-        &prm_common_clkdm,
-        &cm_common_clkdm,
         NULL
 };
 
diff --git a/arch/arm/mach-omap2/clockdomains_common_data.c b/arch/arm/mach-omap2/clockdomains_common_data.c
deleted file mode 100644
index 615b1f04967d..000000000000
--- a/arch/arm/mach-omap2/clockdomains_common_data.c
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * OMAP2+-common clockdomain data
- *
- * Copyright (C) 2008-2012 Texas Instruments, Inc.
- * Copyright (C) 2008-2010 Nokia Corporation
- *
- * Paul Walmsley, Jouni Högander
- */
-
-#include <linux/kernel.h>
-#include <linux/io.h>
-
-#include "clockdomain.h"
-
-/* These are implicit clockdomains - they are never defined as such in TRM */
-struct clockdomain prm_common_clkdm = {
-        .name           = "prm_clkdm",
-        .pwrdm          = { .name = "wkup_pwrdm" },
-};
-
-struct clockdomain cm_common_clkdm = {
-        .name           = "cm_clkdm",
-        .pwrdm          = { .name = "core_pwrdm" },
-};
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index bf86f7e8f91f..32a5e08ffb9b 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -810,7 +810,7 @@ static int _omap4_wait_target_disable(struct omap_hwmod *oh)
         if (!cpu_is_omap44xx())
                 return 0;
 
-        if (!oh)
+        if (!oh || !oh->clkdm)
                 return -EINVAL;
 
         if (oh->_int_flags & _HWMOD_NO_MPU_PORT)
@@ -1285,23 +1285,22 @@ static struct omap_hwmod *_lookup(const char *name)
 
         return oh;
 }
+
 /**
  * _init_clkdm - look up a clockdomain name, store pointer in omap_hwmod
  * @oh: struct omap_hwmod *
  *
  * Convert a clockdomain name stored in a struct omap_hwmod into a
  * clockdomain pointer, and save it into the struct omap_hwmod.
- * return -EINVAL if clkdm_name does not exist or if the lookup failed.
+ * Return -EINVAL if the clkdm_name lookup failed.
  */
 static int _init_clkdm(struct omap_hwmod *oh)
 {
         if (cpu_is_omap24xx() || cpu_is_omap34xx())
                 return 0;
 
-        if (!oh->clkdm_name) {
-                pr_warning("omap_hwmod: %s: no clkdm_name\n", oh->name);
-                return -EINVAL;
-        }
+        if (!oh->clkdm_name)
+                return 0;
 
         oh->clkdm = clkdm_lookup(oh->clkdm_name);
         if (!oh->clkdm) {
@@ -1447,16 +1446,20 @@ static int _assert_hardreset(struct omap_hwmod *oh, const char *name)
         if (IS_ERR_VALUE(ret))
                 return ret;
 
-        if (cpu_is_omap24xx() || cpu_is_omap34xx())
+        if (cpu_is_omap24xx() || cpu_is_omap34xx()) {
                 return omap2_prm_assert_hardreset(oh->prcm.omap2.module_offs,
                                                   ohri.rst_shift);
-        else if (cpu_is_omap44xx())
+        } else if (cpu_is_omap44xx()) {
+                if (!oh->clkdm)
+                        return -EINVAL;
+
                 return omap4_prminst_assert_hardreset(ohri.rst_shift,
                                   oh->clkdm->pwrdm.ptr->prcm_partition,
                                   oh->clkdm->pwrdm.ptr->prcm_offs,
                                   oh->prcm.omap4.rstctrl_offs);
-        else
+        } else {
                 return -EINVAL;
+        }
 }
 
 /**
@@ -1489,6 +1492,10 @@ static int _deassert_hardreset(struct omap_hwmod *oh, const char *name)
                 if (ohri.st_shift)
                         pr_err("omap_hwmod: %s: %s: hwmod data error: OMAP4 does not support st_shift\n",
                                oh->name, name);
+
+                if (!oh->clkdm)
+                        return -EINVAL;
+
                 ret = omap4_prminst_deassert_hardreset(ohri.rst_shift,
                                   oh->clkdm->pwrdm.ptr->prcm_partition,
                                   oh->clkdm->pwrdm.ptr->prcm_offs,
@@ -1527,6 +1534,9 @@ static int _read_hardreset(struct omap_hwmod *oh, const char *name)
                 return omap2_prm_is_hardreset_asserted(oh->prcm.omap2.module_offs,
                                                        ohri.st_shift);
         } else if (cpu_is_omap44xx()) {
+                if (!oh->clkdm)
+                        return -EINVAL;
+
                 return omap4_prminst_is_hardreset_asserted(ohri.rst_shift,
                                   oh->clkdm->pwrdm.ptr->prcm_partition,
                                   oh->clkdm->pwrdm.ptr->prcm_offs,
diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
index 950454a3fa31..e9e9ec0df64a 100644
--- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
@@ -2540,14 +2540,12 @@ static struct omap_hwmod omap44xx_prcm_mpu_hwmod = {
 static struct omap_hwmod omap44xx_cm_core_aon_hwmod = {
         .name           = "cm_core_aon",
         .class          = &omap44xx_prcm_hwmod_class,
-        .clkdm_name     = "cm_clkdm",
 };
 
 /* cm_core */
 static struct omap_hwmod omap44xx_cm_core_hwmod = {
         .name           = "cm_core",
         .class          = &omap44xx_prcm_hwmod_class,
-        .clkdm_name     = "cm_clkdm",
 };
 
 /* prm */
@@ -2564,7 +2562,6 @@ static struct omap_hwmod_rst_info omap44xx_prm_resets[] = {
 static struct omap_hwmod omap44xx_prm_hwmod = {
         .name           = "prm",
         .class          = &omap44xx_prcm_hwmod_class,
-        .clkdm_name     = "prm_clkdm",
         .mpu_irqs       = omap44xx_prm_irqs,
         .rst_lines      = omap44xx_prm_resets,
         .rst_lines_cnt  = ARRAY_SIZE(omap44xx_prm_resets),