diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-arm/arch-ixp4xx/entry-macro.S | 4 | ||||
| -rw-r--r-- | include/asm-arm/arch-ixp4xx/hardware.h | 4 | ||||
| -rw-r--r-- | include/asm-arm/arch-ixp4xx/io.h | 2 | ||||
| -rw-r--r-- | include/asm-arm/arch-ixp4xx/irqs.h | 6 | ||||
| -rw-r--r-- | include/asm-arm/arch-ixp4xx/ixp4xx-regs.h | 36 |
5 files changed, 40 insertions, 12 deletions
diff --git a/include/asm-arm/arch-ixp4xx/entry-macro.S b/include/asm-arm/arch-ixp4xx/entry-macro.S index dadb568..f144a00 100644 --- a/include/asm-arm/arch-ixp4xx/entry-macro.S +++ b/include/asm-arm/arch-ixp4xx/entry-macro.S @@ -31,9 +31,9 @@ 1001: /* - * IXP465 has an upper IRQ status register + * IXP465/IXP435 has an upper IRQ status register */ -#if defined(CONFIG_CPU_IXP46X) +#if defined(CONFIG_CPU_IXP46X) || defined(CONFIG_CPU_IXP43X) ldr \irqstat, =(IXP4XX_INTC_BASE_VIRT+IXP4XX_ICIP2_OFFSET) ldr \irqstat, [\irqstat] @ get upper interrupts mov \irqnr, #63 diff --git a/include/asm-arm/arch-ixp4xx/hardware.h b/include/asm-arm/arch-ixp4xx/hardware.h index 88fd087..24bc588 100644 --- a/include/asm-arm/arch-ixp4xx/hardware.h +++ b/include/asm-arm/arch-ixp4xx/hardware.h @@ -17,8 +17,8 @@ #ifndef __ASM_ARCH_HARDWARE_H__ #define __ASM_ARCH_HARDWARE_H__ -#define PCIBIOS_MIN_IO 0x00001000 -#define PCIBIOS_MIN_MEM 0x48000000 +#define PCIBIOS_MIN_IO 0x00001000 +#define PCIBIOS_MIN_MEM (cpu_is_ixp43x() ? 0x40000000 : 0x48000000) /* * We override the standard dma-mask routines for bouncing. diff --git a/include/asm-arm/arch-ixp4xx/io.h b/include/asm-arm/arch-ixp4xx/io.h index a41ba22..b8b3cbc 100644 --- a/include/asm-arm/arch-ixp4xx/io.h +++ b/include/asm-arm/arch-ixp4xx/io.h @@ -61,7 +61,7 @@ extern int ixp4xx_pci_write(u32 addr, u32 cmd, u32 data); static inline void __iomem * __ixp4xx_ioremap(unsigned long addr, size_t size, unsigned long flags) { - if((addr < 0x48000000) || (addr > 0x4fffffff)) + if((addr < PCIBIOS_MIN_MEM) || (addr > 0x4fffffff)) return __ioremap(addr, size, flags); return (void *)addr; diff --git a/include/asm-arm/arch-ixp4xx/irqs.h b/include/asm-arm/arch-ixp4xx/irqs.h index e44a563..73a9aa5 100644 --- a/include/asm-arm/arch-ixp4xx/irqs.h +++ b/include/asm-arm/arch-ixp4xx/irqs.h @@ -62,10 +62,10 @@ /* * Only first 32 sources are valid if running on IXP42x systems */ -#ifndef CONFIG_CPU_IXP46X -#define NR_IRQS 32 -#else +#if defined(CONFIG_CPU_IXP46X) || defined(CONFIG_CPU_IXP43X) #define NR_IRQS 64 +#else +#define NR_IRQS 32 #endif #define XSCALE_PMU_IRQ (IRQ_IXP4XX_XSCALE_PMU) diff --git a/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h b/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h index ed35e5c..deb9899 100644 --- a/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h +++ b/include/asm-arm/arch-ixp4xx/ixp4xx-regs.h @@ -607,15 +607,43 @@ #define DCMD_LENGTH 0x01fff /* length mask (max = 8K - 1) */ +/* Processor id value in CP15 Register 0 */ +#define IXP425_PROCESSOR_ID_VALUE 0x690541c0 +#define IXP435_PROCESSOR_ID_VALUE 0x69054040 +#define IXP465_PROCESSOR_ID_VALUE 0x69054200 +#define IXP4XX_PROCESSOR_ID_MASK 0xfffffff0 + #ifndef __ASSEMBLY__ +static inline int cpu_is_ixp42x(void) +{ + extern unsigned int processor_id; + + if ((processor_id & IXP4XX_PROCESSOR_ID_MASK) == + IXP425_PROCESSOR_ID_VALUE ) + return 1; + + return 0; +} + +static inline int cpu_is_ixp43x(void) +{ +#ifdef CONFIG_CPU_IXP43X + extern unsigned int processor_id; + + if ((processor_id & IXP4XX_PROCESSOR_ID_MASK) == + IXP435_PROCESSOR_ID_VALUE ) + return 1; +#endif + return 0; +} + static inline int cpu_is_ixp46x(void) { #ifdef CONFIG_CPU_IXP46X - unsigned int processor_id; - - asm("mrc p15, 0, %0, cr0, cr0, 0;" : "=r"(processor_id) :); + extern unsigned int processor_id; - if ((processor_id & 0xffffff00) == 0x69054200) + if ((processor_id & IXP4XX_PROCESSOR_ID_MASK) == + IXP465_PROCESSOR_ID_VALUE ) return 1; #endif return 0; |
