Merge tag 'ux500-fixes-for-v3.8' of http://git.kernel.org/pub/scm/lin…

…ux/kernel/git/linusw/linux-stericsson into fixes

From Linus Walleij:
- U9540 boot regression fix due to new clock framework
- Configure out the yet instable battery management driver
- Adjust cache initilization per SoC family

* tag 'ux500-fixes-for-v3.8' of http://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson:
  ARM: ux500: Fix u9540 booting issues
  ARM: ux500: add spin_unlock(&master_lock).
  ARM: ux500: Disable Power Supply and Battery Management by default

Signed-off-by: Olof Johansson <olof@lixom.net>

arch/arm/configs/u8500_defconfig

@@ -66,9 +66,9 @@ CONFIG_SPI=y
 CONFIG_SPI_PL022=y
 CONFIG_GPIO_STMPE=y
 CONFIG_GPIO_TC3589X=y
-CONFIG_POWER_SUPPLY=y
-CONFIG_AB8500_BM=y
-CONFIG_AB8500_BATTERY_THERM_ON_BATCTRL=y
+# CONFIG_POWER_SUPPLY is not set
+# CONFIG_AB8500_BM is not set
+# CONFIG_AB8500_BATTERY_THERM_ON_BATCTRL is not set
 CONFIG_THERMAL=y
 CONFIG_CPU_THERMAL=y
 CONFIG_MFD_STMPE=y

arch/arm/mach-ux500/cpu.c

@@ -71,13 +71,11 @@ void __init ux500_init_irq(void)
 	 * Init clocks here so that they are available for system timer
 	 * initialization.
 	 */
-	if (cpu_is_u8500_family())
+	if (cpu_is_u8500_family() || cpu_is_u9540())
 		db8500_prcmu_early_init();
 
-	if (cpu_is_u8500_family())
+	if (cpu_is_u8500_family() || cpu_is_u9540())
 		u8500_clk_init();
-	else if (cpu_is_u9540())
-		u9540_clk_init();
 	else if (cpu_is_u8540())
 		u8540_clk_init();
 }

arch/arm/mach-ux500/cpuidle.c

@@ -40,8 +40,10 @@ static inline int ux500_enter_idle(struct cpuidle_device *dev,
 			goto wfi;
 
 		/* decouple the gic from the A9 cores */
-		if (prcmu_gic_decouple())
+		if (prcmu_gic_decouple()) {
+			spin_unlock(&master_lock);
 			goto out;
+		}
 
 		/* If an error occur, we will have to recouple the gic
 		 * manually */