#include "orion5x.h"
#define IO_SPACE_LIMIT 0xffffffff
-#define IO_SPACE_REMAP ORION5X_PCI_SYS_IO_BASE
static inline void __iomem *
__arch_ioremap(unsigned long paddr, size_t size, unsigned int mtype)
{
void __iomem *retval;
-
- if (mtype == MT_DEVICE && size && paddr >= ORION5X_REGS_PHYS_BASE &&
- paddr + size <= ORION5X_REGS_PHYS_BASE + ORION5X_REGS_SIZE) {
- retval = (void __iomem *)ORION5X_REGS_VIRT_BASE +
- (paddr - ORION5X_REGS_PHYS_BASE);
+ unsigned long offs = paddr - ORION5X_REGS_PHYS_BASE;
+ if (mtype == MT_DEVICE && size && offs < ORION5X_REGS_SIZE &&
+ size <= ORION5X_REGS_SIZE && offs + size <= ORION5X_REGS_SIZE) {
+ retval = (void __iomem *)ORION5X_REGS_VIRT_BASE + offs;
} else {
retval = __arm_ioremap(paddr, size, mtype);
}
/*****************************************************************************
* Helpers to access Orion registers
****************************************************************************/
-#define orion5x_read(r) __raw_readl(r)
-#define orion5x_write(r, val) __raw_writel(val, r)
-
/*
* These are not preempt-safe. Locks, if needed, must be taken
* care of by the caller.
*/
-#define orion5x_setbits(r, mask) orion5x_write((r), orion5x_read(r) | (mask))
-#define orion5x_clrbits(r, mask) orion5x_write((r), orion5x_read(r) & ~(mask))
+#define orion5x_setbits(r, mask) writel(readl(r) | (mask), (r))
+#define orion5x_clrbits(r, mask) writel(readl(r) & ~(mask), (r))
#endif