MIPS: Netlogic: Add XLP platform files for XLP SoC
- Update common files to support XLP.
- Add arch/mips/include/asm/netlogic/xlp-hal for register definitions
and access macros
- Add arch/mips/netlogic/xlp/ for XLP specific files.
Signed-off-by: Jayachandran C <jayachandranc@netlogicmicro.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2967/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/netlogic/common/smp.c b/arch/mips/netlogic/common/smp.c
index 3b32c83..c196043 100644
--- a/arch/mips/netlogic/common/smp.c
+++ b/arch/mips/netlogic/common/smp.c
@@ -45,8 +45,15 @@
#include <asm/netlogic/haldefs.h>
#include <asm/netlogic/common.h>
+#if defined(CONFIG_CPU_XLP)
+#include <asm/netlogic/xlp-hal/iomap.h>
+#include <asm/netlogic/xlp-hal/pic.h>
+#elif defined(CONFIG_CPU_XLR)
#include <asm/netlogic/xlr/iomap.h>
#include <asm/netlogic/xlr/pic.h>
+#else
+#error "Unknown CPU"
+#endif
void nlm_send_ipi_single(int logical_cpu, unsigned int action)
{
@@ -70,15 +77,15 @@
/* IRQ_IPI_SMP_FUNCTION Handler */
void nlm_smp_function_ipi_handler(unsigned int irq, struct irq_desc *desc)
{
- smp_call_function_interrupt();
write_c0_eirr(1ull << irq);
+ smp_call_function_interrupt();
}
/* IRQ_IPI_SMP_RESCHEDULE handler */
void nlm_smp_resched_ipi_handler(unsigned int irq, struct irq_desc *desc)
{
- scheduler_ipi();
write_c0_eirr(1ull << irq);
+ scheduler_ipi();
}
/*
@@ -86,9 +93,10 @@
*/
void nlm_early_init_secondary(int cpu)
{
+ change_c0_config(CONF_CM_CMASK, 0x3);
write_c0_ebase((uint32_t)nlm_common_ebase);
-#ifdef NLM_XLP
- if (cpu % 4 == 0)
+#ifdef CONFIG_CPU_XLP
+ if (hard_smp_processor_id() % 4 == 0)
xlp_mmu_init();
#endif
}