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// SPDX-License-Identifier: GPL-2.0-only
#include <linux/types.h>
#include <mach/core.h>
#include <asm/system_info.h>
void __iomem *bcm2835_get_mmio_base_by_cpuid(void)
{
static u32 cpuid;
if (!cpuid) {
cpuid = read_cpuid_id();
pr_debug("ARM CPUID: %08x\n", cpuid);
}
/* We know ARM1167, Cortex A-7, A-53 and A-72 CPUID mask is identical */
switch(cpuid & CPU_IS_ARM1176_MASK) {
case CPU_IS_ARM1176: /* bcm2835 */
return IOMEM(0x20000000);
case CPU_IS_CORTEX_A7: /* bcm2836 */
case CPU_IS_CORTEX_A53: /* bcm2837 */
return IOMEM(0x3f000000);
case CPU_IS_CORTEX_A72: /* bcm2711 */
return IOMEM(0xfe000000);
}
pr_err("Couldn't determine rpi by CPUID %08x\n", cpuid);
return NULL;
}
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