MIPS: Kill RM7K & RM9K IRQ Code

RM7000 IRQ driver never got really used by any of the platform,
and rm9k_cpu_irq_init only exist in a header.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>

1 files changed, 0 insertions, 45 deletions

diff --git a/arch/mips/kernel/irq-rm7000.c b/arch/mips/kernel/irq-rm7000.c
deleted file mode 100644
index e1a497f639d7..000000000000
--- a/arch/mips/kernel/irq-rm7000.c
+++ /dev/null
@@ -1,45 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * Copyright (C) 2003 Ralf Baechle
- *
- * Handler for RM7000 extended interrupts.  These are a non-standard
- * feature so we handle them separately from standard interrupts.
- */
-#include <linux/init.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/kernel.h>
-
-#include <asm/irq_cpu.h>
-#include <asm/mipsregs.h>
-
-static inline void unmask_rm7k_irq(struct irq_data *d)
-{
-	set_c0_intcontrol(0x100 << (d->irq - RM7K_CPU_IRQ_BASE));
-}
-
-static inline void mask_rm7k_irq(struct irq_data *d)
-{
-	clear_c0_intcontrol(0x100 << (d->irq - RM7K_CPU_IRQ_BASE));
-}
-
-static struct irq_chip rm7k_irq_controller = {
-	.name = "RM7000",
-	.irq_ack = mask_rm7k_irq,
-	.irq_mask = mask_rm7k_irq,
-	.irq_mask_ack = mask_rm7k_irq,
-	.irq_unmask = unmask_rm7k_irq,
-	.irq_eoi = unmask_rm7k_irq
-};
-
-void __init rm7k_cpu_irq_init(void)
-{
-	int base = RM7K_CPU_IRQ_BASE;
-	int i;
-
-	clear_c0_intcontrol(0x00000f00);		/* Mask all */
-
-	for (i = base; i < base + 4; i++)
-		irq_set_chip_and_handler(i, &rm7k_irq_controller,
-					 handle_percpu_irq);
-}