ARM: OMAP4: PM: Adapt the existing OMAP2/3 and common Power Domain Frameworks.

Taking care of the platform specific and common power domains with
proper checks.  Also refining some Macros according to the latest
OMAP4 requirements.

Signed-off-by: Abhijit Pagare <abhijitpagare@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Benoit Cousson <b-cousson@ti.com>
Cc: Rajendra Nayak <rnayak@ti.com>

diff --git a/arch/arm/mach-omap2/powerdomains.h b/arch/arm/mach-omap2/powerdomains.h
index 057b2e3..d646c99 100644 (file)
--- a/arch/arm/mach-omap2/powerdomains.h
+++ b/arch/arm/mach-omap2/powerdomains.h
@@ -12,6 +12,12 @@
  * published by the Free Software Foundation.
  */
 
+/*
+ * To Do List
+ * -> Move the Sleep/Wakeup dependencies from Power Domain framework to
+ *    Clock Domain Framework
+ */
+
 #ifndef ARCH_ARM_MACH_OMAP2_POWERDOMAINS
 #define ARCH_ARM_MACH_OMAP2_POWERDOMAINS
 
@@ -71,6 +77,7 @@
 
 /* OMAP2/3-common powerdomains and wakeup dependencies */
 
+#ifndef CONFIG_ARCH_OMAP4
 /*
  * 2420/2430 PM_WKDEP_GFX: CORE, MPU, WKUP
  * 3430ES1 PM_WKDEP_GFX: adds IVA2, removes CORE
@@ -110,21 +117,25 @@ static struct pwrdm_dep cam_gfx_sleepdeps[] = {
        },
        { NULL },
 };
+#endif
 
 
 #include "powerdomains24xx.h"
 #include "powerdomains34xx.h"
+#include "powerdomains44xx.h"
 
 
 /*
  * OMAP2/3 common powerdomains
  */
 
+#if defined(CONFIG_ARCH_OMAP24XX) | defined(CONFIG_ARCH_OMAP34XX)
+
 /*
  * The GFX powerdomain is not present on 3430ES2, but currently we do not
  * have a macro to filter it out at compile-time.
  */
-static struct powerdomain gfx_pwrdm = {
+static struct powerdomain gfx_omap2_pwrdm = {
        .name             = "gfx_pwrdm",
        .prcm_offs        = GFX_MOD,
        .omap_chip        = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX |
@@ -142,20 +153,23 @@ static struct powerdomain gfx_pwrdm = {
        },
 };
 
-static struct powerdomain wkup_pwrdm = {
+static struct powerdomain wkup_omap2_pwrdm = {
        .name           = "wkup_pwrdm",
        .prcm_offs      = WKUP_MOD,
        .omap_chip      = OMAP_CHIP_INIT(CHIP_IS_OMAP24XX | CHIP_IS_OMAP3430),
        .dep_bit        = OMAP_EN_WKUP_SHIFT,
 };
 
+#endif
 
 
 /* As powerdomains are added or removed above, this list must also be changed */
 static struct powerdomain *powerdomains_omap[] __initdata = {
 
-       &gfx_pwrdm,
-       &wkup_pwrdm,
+#if defined(CONFIG_ARCH_OMAP24XX) | defined(CONFIG_ARCH_OMAP34XX)
+       &wkup_omap2_pwrdm,
+       &gfx_omap2_pwrdm,
+#endif
 
 #ifdef CONFIG_ARCH_OMAP24XX
        &dsp_pwrdm,
@@ -186,6 +200,24 @@ static struct powerdomain *powerdomains_omap[] __initdata = {
        &dpll5_pwrdm,
 #endif
 
+#ifdef CONFIG_ARCH_OMAP4
+       &core_44xx_pwrdm,
+       &gfx_44xx_pwrdm,
+       &abe_44xx_pwrdm,
+       &dss_44xx_pwrdm,
+       &tesla_44xx_pwrdm,
+       &wkup_44xx_pwrdm,
+       &cpu0_44xx_pwrdm,
+       &cpu1_44xx_pwrdm,
+       &emu_44xx_pwrdm,
+       &mpu_44xx_pwrdm,
+       &ivahd_44xx_pwrdm,
+       &cam_44xx_pwrdm,
+       &l3init_44xx_pwrdm,
+       &l4per_44xx_pwrdm,
+       &always_on_core_44xx_pwrdm,
+       &cefuse_44xx_pwrdm,
+#endif
        NULL
 };
 

diff --git a/arch/arm/plat-omap/include/plat/powerdomain.h b/arch/arm/plat-omap/include/plat/powerdomain.h
index 2510005..bac378e 100644 (file)
--- a/arch/arm/plat-omap/include/plat/powerdomain.h
+++ b/arch/arm/plat-omap/include/plat/powerdomain.h
@@ -51,16 +51,16 @@
                                          */
 
 /*
- * Number of memory banks that are power-controllable. On OMAP3430, the
- * maximum is 4.
+ * Number of memory banks that are power-controllable. On OMAP4430, the
+ * maximum is 5.
  */
-#define PWRDM_MAX_MEM_BANKS    4
+#define PWRDM_MAX_MEM_BANKS    5
 
 /*
  * Maximum number of clockdomains that can be associated with a powerdomain.
- * CORE powerdomain on OMAP3 is the worst case
+ * CORE powerdomain on OMAP4 is the worst case
  */
-#define PWRDM_MAX_CLKDMS       4
+#define PWRDM_MAX_CLKDMS       9
 
 /* XXX A completely arbitrary number. What is reasonable here? */
 #define PWRDM_TRANSITION_BAILOUT 100000