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Commit 1b504bbe authored by Colin Tuckley's avatar Colin Tuckley Committed by Catalin Marinas
Browse files

RealView: Add support for the RealView/PBX platform 



This is a RealView platform supporting core tiles with ARM11MPCore,
Cortex-A8 or Cortex-A9 (multicore) processors. It has support for MMC,
CompactFlash, PCI-E.

Signed-off-by: default avatarColin Tuckley <colin.tuckley@arm.com>
Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 412b4002

arch/arm/Kconfig

+2 −2
Original line number Diff line number Diff line
@@ -859,7 +859,7 @@ source "kernel/time/Kconfig" 


config SMP

	bool "Symmetric Multi-Processing (EXPERIMENTAL)"

	depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP || MACH_REALVIEW_PB11MP)

	depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX)

	select USE_GENERIC_SMP_HELPERS

	help

	  This enables support for systems with more than one CPU. If you have
@@ -916,7 +916,7 @@ config HOTPLUG_CPU 


config LOCAL_TIMERS

	bool "Use local timer interrupts"

	depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || REALVIEW_EB_A9MP)

	depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || REALVIEW_EB_A9MP || MACH_REALVIEW_PBX)

	default y

	help

	  Enable support for local timers on SMP platforms, rather then the

arch/arm/include/asm/hardware/cache-l2x0.h

+2 −0
Original line number Diff line number Diff line
@@ -24,6 +24,8 @@ 
#define L2X0_CACHE_TYPE			0x004

#define L2X0_CTRL			0x100

#define L2X0_AUX_CTRL			0x104

#define L2X0_TAG_LATENCY_CTRL		0x108

#define L2X0_DATA_LATENCY_CTRL		0x10C

#define L2X0_EVENT_CNT_CTRL		0x200

#define L2X0_EVENT_CNT1_CFG		0x204

#define L2X0_EVENT_CNT0_CFG		0x208

arch/arm/mach-realview/Kconfig

+7 −0
Original line number Diff line number Diff line
@@ -58,6 +58,13 @@ config MACH_REALVIEW_PBA8 
	  PB-A8 is a platform with an on-board Cortex-A8 and has support for

	  PCI-E and Compact Flash.



config MACH_REALVIEW_PBX

	bool "Support RealView/PBX platform"

	select ARM_GIC

	select HAVE_PATA_PLATFORM

	help

	  Include support for the ARM(R) RealView PBX platform.



config REALVIEW_HIGH_PHYS_OFFSET

	bool "High physical base address for the RealView platform"

	depends on !MACH_REALVIEW_PB1176

arch/arm/mach-realview/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -7,5 +7,6 @@ obj-$(CONFIG_MACH_REALVIEW_EB) += realview_eb.o 
obj-$(CONFIG_MACH_REALVIEW_PB11MP)	+= realview_pb11mp.o

obj-$(CONFIG_MACH_REALVIEW_PB1176)	+= realview_pb1176.o

obj-$(CONFIG_MACH_REALVIEW_PBA8)	+= realview_pba8.o

obj-$(CONFIG_MACH_REALVIEW_PBX)		+= realview_pbx.o

obj-$(CONFIG_SMP)			+= platsmp.o headsmp.o localtimer.o

obj-$(CONFIG_HOTPLUG_CPU)		+= hotplug.o

arch/arm/mach-realview/include/mach/board-pbx.h

0 → 100644
+203 −0
Original line number Diff line number Diff line 
/*

 * arch/arm/mach-realview/include/mach/board-pbx.h

 *

 * Copyright (C) 2009 ARM Limited

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 as

 * published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

 */



#ifndef __ASM_ARCH_BOARD_PBX_H

#define __ASM_ARCH_BOARD_PBX_H



#include <mach/platform.h>



/*

 * Peripheral addresses

 */

#define REALVIEW_PBX_UART0_BASE			0x10009000	/* UART 0 */

#define REALVIEW_PBX_UART1_BASE			0x1000A000	/* UART 1 */

#define REALVIEW_PBX_UART2_BASE			0x1000B000	/* UART 2 */

#define REALVIEW_PBX_UART3_BASE			0x1000C000	/* UART 3 */

#define REALVIEW_PBX_SSP_BASE			0x1000D000	/* Synchronous Serial Port */

#define REALVIEW_PBX_WATCHDOG0_BASE		0x1000F000	/* Watchdog 0 */

#define REALVIEW_PBX_WATCHDOG_BASE		0x10010000	/* watchdog interface */

#define REALVIEW_PBX_TIMER0_1_BASE		0x10011000	/* Timer 0 and 1 */

#define REALVIEW_PBX_TIMER2_3_BASE		0x10012000	/* Timer 2 and 3 */

#define REALVIEW_PBX_GPIO0_BASE			0x10013000	/* GPIO port 0 */

#define REALVIEW_PBX_RTC_BASE			0x10017000	/* Real Time Clock */

#define REALVIEW_PBX_TIMER4_5_BASE		0x10018000	/* Timer 4/5 */

#define REALVIEW_PBX_TIMER6_7_BASE		0x10019000	/* Timer 6/7 */

#define REALVIEW_PBX_SCTL_BASE			0x1001A000	/* System Controller */

#define REALVIEW_PBX_CLCD_BASE			0x10020000	/* CLCD */

#define REALVIEW_PBX_ONB_SRAM_BASE		0x10060000	/* On-board SRAM */

#define REALVIEW_PBX_DMC_BASE			0x100E0000	/* DMC configuration */

#define REALVIEW_PBX_SMC_BASE			0x100E1000	/* SMC configuration */

#define REALVIEW_PBX_CAN_BASE			0x100E2000	/* CAN bus */

#define REALVIEW_PBX_GIC_CPU_BASE		0x1E000000	/* Generic interrupt controller CPU interface */

#define REALVIEW_PBX_FLASH0_BASE		0x40000000

#define REALVIEW_PBX_FLASH0_SIZE		SZ_64M

#define REALVIEW_PBX_FLASH1_BASE		0x44000000

#define REALVIEW_PBX_FLASH1_SIZE		SZ_64M

#define REALVIEW_PBX_ETH_BASE			0x4E000000	/* Ethernet */

#define REALVIEW_PBX_USB_BASE			0x4F000000	/* USB */

#define REALVIEW_PBX_GIC_DIST_BASE		0x1E001000	/* Generic interrupt controller distributor */

#define REALVIEW_PBX_LT_BASE			0xC0000000	/* Logic Tile expansion */

#define REALVIEW_PBX_SDRAM6_BASE		0x70000000	/* SDRAM bank 6 256MB */

#define REALVIEW_PBX_SDRAM7_BASE		0x80000000	/* SDRAM bank 7 256MB */



/*

 * Tile-specific addresses

 */

#define REALVIEW_PBX_TILE_SCU_BASE		0x1F000000      /* SCU registers */

#define REALVIEW_PBX_TILE_GIC_CPU_BASE		0x1F000100      /* Private Generic interrupt controller CPU interface */

#define REALVIEW_PBX_TILE_TWD_BASE		0x1F000600

#define REALVIEW_PBX_TILE_TWD_PERCPU_BASE	0x1F000700

#define REALVIEW_PBX_TILE_TWD_SIZE		0x00000100

#define REALVIEW_PBX_TILE_GIC_DIST_BASE		0x1F001000      /* Private Generic interrupt controller distributor */

#define REALVIEW_PBX_TILE_L220_BASE		0x1F002000      /* L220 registers */



#define REALVIEW_PBX_SYS_PLD_CTRL1		0x74



/*

 * PBX PCI regions

 */

#define REALVIEW_PBX_PCI_BASE			0x90040000	/* PCI-X Unit base */

#define REALVIEW_PBX_PCI_IO_BASE		0x90050000	/* IO Region on AHB */

#define REALVIEW_PBX_PCI_MEM_BASE		0xA0000000	/* MEM Region on AHB */



#define REALVIEW_PBX_PCI_BASE_SIZE		0x10000		/* 16 Kb */

#define REALVIEW_PBX_PCI_IO_SIZE		0x1000		/* 4 Kb */

#define REALVIEW_PBX_PCI_MEM_SIZE		0x20000000	/* 512 MB */



/*

 * Irqs

 */

#define IRQ_PBX_GIC_START			32



/* L220

#define IRQ_PBX_L220_EVENT	(IRQ_PBX_GIC_START + 29)

#define IRQ_PBX_L220_SLAVE	(IRQ_PBX_GIC_START + 30)

#define IRQ_PBX_L220_DECODE	(IRQ_PBX_GIC_START + 31)

*/



/*

 * PB-X on-board gic irq sources

 */

#define IRQ_PBX_WATCHDOG	(IRQ_PBX_GIC_START + 0)	/* Watchdog timer */

#define IRQ_PBX_SOFT		(IRQ_PBX_GIC_START + 1)	/* Software interrupt */

#define IRQ_PBX_COMMRx		(IRQ_PBX_GIC_START + 2)	/* Debug Comm Rx interrupt */

#define IRQ_PBX_COMMTx		(IRQ_PBX_GIC_START + 3)	/* Debug Comm Tx interrupt */

#define IRQ_PBX_TIMER0_1	(IRQ_PBX_GIC_START + 4)	/* Timer 0/1 (default timer) */

#define IRQ_PBX_TIMER2_3	(IRQ_PBX_GIC_START + 5)	/* Timer 2/3 */

#define IRQ_PBX_GPIO0		(IRQ_PBX_GIC_START + 6)	/* GPIO 0 */

#define IRQ_PBX_GPIO1		(IRQ_PBX_GIC_START + 7)	/* GPIO 1 */

#define IRQ_PBX_GPIO2		(IRQ_PBX_GIC_START + 8)	/* GPIO 2 */

								/* 9 reserved */

#define IRQ_PBX_RTC		(IRQ_PBX_GIC_START + 10)	/* Real Time Clock */

#define IRQ_PBX_SSP		(IRQ_PBX_GIC_START + 11)	/* Synchronous Serial Port */

#define IRQ_PBX_UART0		(IRQ_PBX_GIC_START + 12)	/* UART 0 on development chip */

#define IRQ_PBX_UART1		(IRQ_PBX_GIC_START + 13)	/* UART 1 on development chip */

#define IRQ_PBX_UART2		(IRQ_PBX_GIC_START + 14)	/* UART 2 on development chip */

#define IRQ_PBX_UART3		(IRQ_PBX_GIC_START + 15)	/* UART 3 on development chip */

#define IRQ_PBX_SCI		(IRQ_PBX_GIC_START + 16)	/* Smart Card Interface */

#define IRQ_PBX_MMCI0A		(IRQ_PBX_GIC_START + 17)	/* Multimedia Card 0A */

#define IRQ_PBX_MMCI0B		(IRQ_PBX_GIC_START + 18)	/* Multimedia Card 0B */

#define IRQ_PBX_AACI		(IRQ_PBX_GIC_START + 19)	/* Audio Codec */

#define IRQ_PBX_KMI0		(IRQ_PBX_GIC_START + 20)	/* Keyboard/Mouse port 0 */

#define IRQ_PBX_KMI1		(IRQ_PBX_GIC_START + 21)	/* Keyboard/Mouse port 1 */

#define IRQ_PBX_CHARLCD		(IRQ_PBX_GIC_START + 22)	/* Character LCD */

#define IRQ_PBX_CLCD		(IRQ_PBX_GIC_START + 23)	/* CLCD controller */

#define IRQ_PBX_DMAC		(IRQ_PBX_GIC_START + 24)	/* DMA controller */

#define IRQ_PBX_PWRFAIL		(IRQ_PBX_GIC_START + 25)	/* Power failure */

#define IRQ_PBX_PISMO		(IRQ_PBX_GIC_START + 26)	/* PISMO interface */

#define IRQ_PBX_DoC		(IRQ_PBX_GIC_START + 27)	/* Disk on Chip memory controller */

#define IRQ_PBX_ETH		(IRQ_PBX_GIC_START + 28)	/* Ethernet controller */

#define IRQ_PBX_USB		(IRQ_PBX_GIC_START + 29)	/* USB controller */

#define IRQ_PBX_TSPEN		(IRQ_PBX_GIC_START + 30)	/* Touchscreen pen */

#define IRQ_PBX_TSKPAD		(IRQ_PBX_GIC_START + 31)	/* Touchscreen keypad */



#define IRQ_PBX_PMU_SCU0        (IRQ_PBX_GIC_START + 32)        /* SCU PMU Interrupts (11mp) */

#define IRQ_PBX_PMU_SCU1        (IRQ_PBX_GIC_START + 33)

#define IRQ_PBX_PMU_SCU2        (IRQ_PBX_GIC_START + 34)

#define IRQ_PBX_PMU_SCU3        (IRQ_PBX_GIC_START + 35)

#define IRQ_PBX_PMU_SCU4        (IRQ_PBX_GIC_START + 36)

#define IRQ_PBX_PMU_SCU5        (IRQ_PBX_GIC_START + 37)

#define IRQ_PBX_PMU_SCU6        (IRQ_PBX_GIC_START + 38)

#define IRQ_PBX_PMU_SCU7        (IRQ_PBX_GIC_START + 39)



#define IRQ_PBX_WATCHDOG1       (IRQ_PBX_GIC_START + 40)        /* Watchdog1 timer */

#define IRQ_PBX_TIMER4_5        (IRQ_PBX_GIC_START + 41)        /* Timer 0/1 (default timer) */

#define IRQ_PBX_TIMER6_7        (IRQ_PBX_GIC_START + 42)        /* Timer 2/3 */

/* ... */

#define IRQ_PBX_PMU_CPU3        (IRQ_PBX_GIC_START + 44)        /* CPU PMU Interrupts */

#define IRQ_PBX_PMU_CPU2        (IRQ_PBX_GIC_START + 45)

#define IRQ_PBX_PMU_CPU1        (IRQ_PBX_GIC_START + 46)

#define IRQ_PBX_PMU_CPU0        (IRQ_PBX_GIC_START + 47)



/* ... */

#define IRQ_PBX_PCI0		(IRQ_PBX_GIC_START + 50)

#define IRQ_PBX_PCI1		(IRQ_PBX_GIC_START + 51)

#define IRQ_PBX_PCI2		(IRQ_PBX_GIC_START + 52)

#define IRQ_PBX_PCI3		(IRQ_PBX_GIC_START + 53)



#define IRQ_PBX_SMC		-1

#define IRQ_PBX_SCTL		-1



#define NR_GIC_PBX		1



/*

 * Only define NR_IRQS if less than NR_IRQS_PBX

 */

#define NR_IRQS_PBX		(IRQ_PBX_GIC_START + 96)



#if defined(CONFIG_MACH_REALVIEW_PBX)



#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PBX)

#undef NR_IRQS

#define NR_IRQS			NR_IRQS_PBX

#endif



#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PBX)

#undef MAX_GIC_NR

#define MAX_GIC_NR		NR_GIC_PBX

#endif



#endif	/* CONFIG_MACH_REALVIEW_PBX */



/*

 * Core tile identification (REALVIEW_SYS_PROCID)

 */

#define REALVIEW_PBX_PROC_MASK          0xFF000000

#define REALVIEW_PBX_PROC_ARM7TDMI      0x00000000

#define REALVIEW_PBX_PROC_ARM9          0x02000000

#define REALVIEW_PBX_PROC_ARM11         0x04000000

#define REALVIEW_PBX_PROC_ARM11MP       0x06000000

#define REALVIEW_PBX_PROC_A9MP          0x0C000000

#define REALVIEW_PBX_PROC_A8            0x0E000000



#define check_pbx_proc(proc_type)                                            \

	((readl(__io_address(REALVIEW_SYS_PROCID)) & REALVIEW_PBX_PROC_MASK) \

	== proc_type)



#ifdef CONFIG_MACH_REALVIEW_PBX

#define core_tile_pbx11mp()     check_pbx_proc(REALVIEW_PBX_PROC_ARM11MP)

#define core_tile_pbxa9mp()     check_pbx_proc(REALVIEW_PBX_PROC_A9MP)

#define core_tile_pbxa8()       check_pbx_proc(REALVIEW_PBX_PROC_A8)

#else

#define core_tile_pbx11mp()     0

#define core_tile_pbxa9mp()     0

#define core_tile_pbxa8()       0

#endif



#endif	/* __ASM_ARCH_BOARD_PBX_H */