Merge tag 'soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM soc-specific updates from Olof Johansson:
 "Most notable here is probably the addition of basic support for the
  BCM2835, an SoC used in some of the Roku 2 players as well as the
  much-hyped Raspberry Pi, cleaned up and contributed by Stephen Warren.
  It's still early days on mainline support, with just the basics
  working.  But it has to start somewhere!

  Beyond that there's some conversions of clock infrastructure on tegra
  to common clock, misc updates for several other platforms, and OMAP
  now has its own bus (under drivers/bus) to manage its devices through.

  This branch adds two new directories outside of arch/arm:
  drivers/irqchip for new irq controllers, and drivers/bus for the above
  OMAP bus.  It's expected that some of the other platforms will migrate
  parts of their platforms to those directories over time as well."

Fix up trivial conflicts with the clk infrastructure changes.

* tag 'soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (62 commits)
  ARM: shmobile: add new __iomem annotation for new code
  ARM: LPC32xx: Support GPI 28
  ARM: LPC32xx: Platform update for devicetree completion of spi-pl022
  ARM: LPC32xx: Board cleanup
  irqchip: fill in empty Kconfig
  ARM: SAMSUNG: Add check for NULL in clock interface
  ARM: EXYNOS: Put PCM, Slimbus, Spdif clocks to off state
  ARM: EXYNOS: Add bus clock for FIMD
  ARM: SAMSUNG: Fix HDMI related warnings
  ARM: S3C24XX: Add .get_rate callback for "camif-upll" clock
  ARM: EXYNOS: Fix incorrect help text
  ARM: EXYNOS: Turn off clocks for NAND, OneNAND and TSI controllers
  ARM: OMAP: AM33xx hwmod: fixup SPI after platform_data move
  MAINTAINERS: add an entry for the BCM2835 ARM sub-architecture
  ARM: bcm2835: instantiate console UART
  ARM: bcm2835: add stub clock driver
  ARM: bcm2835: add system timer
  ARM: bcm2835: add interrupt controller driver
  ARM: add infra-structure for BCM2835 and Raspberry Pi
  ARM: tegra20: add CPU hotplug support
  ...

6 files changed, 21 insertions, 35 deletions

diff --git a/arch/arm/mach-ux500/cache-l2x0.c b/arch/arm/mach-ux500/cache-l2x0.c
index dc12394295d..75d5b512a3d 100644
--- a/arch/arm/mach-ux500/cache-l2x0.c
+++ b/arch/arm/mach-ux500/cache-l2x0.c
@@ -38,7 +38,7 @@ static int __init ux500_l2x0_init(void)
 {
 	u32 aux_val = 0x3e000000;
 
-	if (cpu_is_u8500_family())
+	if (cpu_is_u8500_family() || cpu_is_ux540_family())
 		l2x0_base = __io_address(U8500_L2CC_BASE);
 	else
 		ux500_unknown_soc();
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index 7e6c384881a..3ce7d940fc3 100644
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -80,7 +80,7 @@ void __init u8500_map_io(void)
 
 	iotable_init(u8500_common_io_desc, ARRAY_SIZE(u8500_common_io_desc));
 
-	if (cpu_is_u9540())
+	if (cpu_is_ux540_family())
 		iotable_init(u9540_io_desc, ARRAY_SIZE(u9540_io_desc));
 	else
 		iotable_init(u8500_io_desc, ARRAY_SIZE(u8500_io_desc));
diff --git a/arch/arm/mach-ux500/cpu.c b/arch/arm/mach-ux500/cpu.c
index 8e755638aa7..2236cbd03cd 100644
--- a/arch/arm/mach-ux500/cpu.c
+++ b/arch/arm/mach-ux500/cpu.c
@@ -51,7 +51,7 @@ void __init ux500_init_irq(void)
 
 	gic_arch_extn.flags = IRQCHIP_SKIP_SET_WAKE | IRQCHIP_MASK_ON_SUSPEND;
 
-	if (cpu_is_u8500_family()) {
+	if (cpu_is_u8500_family() || cpu_is_ux540_family()) {
 		dist_base = __io_address(U8500_GIC_DIST_BASE);
 		cpu_base = __io_address(U8500_GIC_CPU_BASE);
 	} else
diff --git a/arch/arm/mach-ux500/include/mach/id.h b/arch/arm/mach-ux500/include/mach/id.h
index c6e2db9e9e5..9c42642ab16 100644
--- a/arch/arm/mach-ux500/include/mach/id.h
+++ b/arch/arm/mach-ux500/include/mach/id.h
@@ -41,43 +41,29 @@ static inline bool __attribute_const__ cpu_is_u8500(void)
 	return dbx500_partnumber() == 0x8500;
 }
 
-static inline bool __attribute_const__ cpu_is_u9540(void)
+static inline bool __attribute_const__ cpu_is_u8520(void)
 {
-	return dbx500_partnumber() == 0x9540;
+	return dbx500_partnumber() == 0x8520;
 }
 
 static inline bool cpu_is_u8500_family(void)
 {
-	return cpu_is_u8500() || cpu_is_u9540();
-}
-
-static inline bool __attribute_const__ cpu_is_u5500(void)
-{
-	return dbx500_partnumber() == 0x5500;
-}
-
-/*
- * 5500 revisions
- */
-
-static inline bool __attribute_const__ cpu_is_u5500v1(void)
-{
-	return cpu_is_u5500() && (dbx500_revision() & 0xf0) == 0xA0;
+	return cpu_is_u8500() || cpu_is_u8520();
 }
 
-static inline bool __attribute_const__ cpu_is_u5500v2(void)
+static inline bool __attribute_const__ cpu_is_u9540(void)
 {
-	return (dbx500_id.revision & 0xf0) == 0xB0;
+	return dbx500_partnumber() == 0x9540;
 }
 
-static inline bool __attribute_const__ cpu_is_u5500v20(void)
+static inline bool __attribute_const__ cpu_is_u8540(void)
 {
-	return cpu_is_u5500() && ((dbx500_revision() & 0xf0) == 0xB0);
+	return dbx500_partnumber() == 0x8540;
 }
 
-static inline bool __attribute_const__ cpu_is_u5500v21(void)
+static inline bool cpu_is_ux540_family(void)
 {
-	return cpu_is_u5500() && (dbx500_revision() == 0xB1);
+	return cpu_is_u9540() || cpu_is_u8540();
 }
 
 /*
@@ -119,14 +105,14 @@ static inline bool cpu_is_u8500v21(void)
 	return cpu_is_u8500() && (dbx500_revision() == 0xB1);
 }
 
+static inline bool cpu_is_u8500v22(void)
+{
+	return cpu_is_u8500() && (dbx500_revision() == 0xB2);
+}
+
 static inline bool cpu_is_u8500v20_or_later(void)
 {
-	/*
-	 * U9540 has so much in common with U8500 that is is considered a
-	 * U8500 variant.
-	 */
-	return cpu_is_u9540() ||
-		(cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11());
+	return (cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11());
 }
 
 static inline bool ux500_is_svp(void)
diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c
index da1d5ad5bd4..a5dda68444d 100644
--- a/arch/arm/mach-ux500/platsmp.c
+++ b/arch/arm/mach-ux500/platsmp.c
@@ -48,7 +48,7 @@ static void write_pen_release(int val)
 
 static void __iomem *scu_base_addr(void)
 {
-	if (cpu_is_u8500_family())
+	if (cpu_is_u8500_family() || cpu_is_ux540_family())
 		return __io_address(U8500_SCU_BASE);
 	else
 		ux500_unknown_soc();
@@ -118,7 +118,7 @@ static void __init wakeup_secondary(void)
 {
 	void __iomem *backupram;
 
-	if (cpu_is_u8500_family())
+	if (cpu_is_u8500_family() || cpu_is_ux540_family())
 		backupram = __io_address(U8500_BACKUPRAM0_BASE);
 	else
 		ux500_unknown_soc();
diff --git a/arch/arm/mach-ux500/timer.c b/arch/arm/mach-ux500/timer.c
index 66e7f00884a..6f39731951b 100644
--- a/arch/arm/mach-ux500/timer.c
+++ b/arch/arm/mach-ux500/timer.c
@@ -54,7 +54,7 @@ static void __init ux500_timer_init(void)
 	void __iomem *tmp_base;
 	struct device_node *np;
 
-	if (cpu_is_u8500_family()) {
+	if (cpu_is_u8500_family() || cpu_is_ux540_family()) {
 		mtu_timer_base = __io_address(U8500_MTU0_BASE);
 		prcmu_timer_base = __io_address(U8500_PRCMU_TIMER_4_BASE);
 	} else {