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Commit 3b042d08 authored by Anoop P A's avatar Anoop P A Committed by Ralf Baechle
Browse files

MIPS: MSP71xx: Set up MSP VPE1 timer. 



VPE1 timer will be required for VSMP / SMTC.

[Ralf: Fixed a bunch of issues raised by checkpatch.]

Signed-off-by: default avatarAnoop P A <anoop.pa@gmail.com>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/2049/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 1685f3b1

arch/mips/pmc-sierra/msp71xx/msp_time.c

+15 −1
Original line number Diff line number Diff line
@@ -29,6 +29,7 @@ 
#include <linux/module.h>

#include <linux/ptrace.h>



#include <asm/cevt-r4k.h>

#include <asm/mipsregs.h>

#include <asm/time.h>
@@ -36,6 +37,12 @@ 
#include <msp_int.h>

#include <msp_regs.h>



#define get_current_vpe()   \

	((read_c0_tcbind() >> TCBIND_CURVPE_SHIFT) & TCBIND_CURVPE)



static struct irqaction timer_vpe1;

static int tim_installed;



void __init plat_time_init(void)

{

	char    *endp, *s;
@@ -83,5 +90,12 @@ void __init plat_time_init(void) 


unsigned int __cpuinit get_c0_compare_int(void)

{

	return MSP_INT_VPE0_TIMER;

	/* MIPS_MT modes may want timer for second VPE */

	if ((get_current_vpe()) && !tim_installed) {

		memcpy(&timer_vpe1, &c0_compare_irqaction, sizeof(timer_vpe1));

		setup_irq(MSP_INT_VPE1_TIMER, &timer_vpe1);

		tim_installed++;

	}



	return get_current_vpe() ? MSP_INT_VPE1_TIMER : MSP_INT_VPE0_TIMER;

}