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Commit 67d889bd authored by Magnus Damm's avatar Magnus Damm Committed by Paul Mundt
Browse files

sh: add sh4-202 INTC tables 



This patch adds INTC tables for sh4-202 with support
for HUDI, TMU0, TMU1, TMU2, RTC, SCIF and WDT.

Signed-off-by: default avatarMagnus Damm <damm@igel.co.jp>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 5f8a29ba

arch/sh/kernel/cpu/sh4/setup-sh4-202.c

+55 −1
Original line number Diff line number Diff line
@@ -2,6 +2,7 @@ 
 * SH4-202 Setup

 *

 *  Copyright (C) 2006  Paul Mundt

 *  Copyright (C) 2009  Magnus Damm

 *

 * This file is subject to the terms and conditions of the GNU General Public

 * License.  See the file "COPYING" in the main directory of this archive
@@ -12,6 +13,7 @@ 
#include <linux/serial.h>

#include <linux/serial_sci.h>

#include <linux/sh_timer.h>

#include <linux/io.h>



static struct plat_sci_port sci_platform_data[] = {

	{
@@ -150,7 +152,59 @@ void __init plat_early_device_setup(void) 
				   ARRAY_SIZE(sh4202_early_devices));

}



enum {

	UNUSED = 0,



	/* interrupt sources */

	IRL0, IRL1, IRL2, IRL3, /* only IRLM mode supported */

	HUDI, TMU0, TMU1, TMU2, RTC, SCIF, WDT,

};



static struct intc_vect vectors[] __initdata = {

	INTC_VECT(HUDI, 0x600),

	INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420),

	INTC_VECT(TMU2, 0x440), INTC_VECT(TMU2, 0x460),

	INTC_VECT(RTC, 0x480), INTC_VECT(RTC, 0x4a0),

	INTC_VECT(RTC, 0x4c0),

	INTC_VECT(SCIF, 0x700), INTC_VECT(SCIF, 0x720),

	INTC_VECT(SCIF, 0x740), INTC_VECT(SCIF, 0x760),

	INTC_VECT(WDT, 0x560),

};



static struct intc_prio_reg prio_registers[] __initdata = {

	{ 0xffd00004, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, RTC } },

	{ 0xffd00008, 0, 16, 4, /* IPRB */ { WDT, 0, 0, 0 } },

	{ 0xffd0000c, 0, 16, 4, /* IPRC */ { 0, 0, SCIF, HUDI } },

	{ 0xffd00010, 0, 16, 4, /* IPRD */ { IRL0, IRL1, IRL2, IRL3 } },

};



static DECLARE_INTC_DESC(intc_desc, "sh4-202", vectors, NULL,

			 NULL, prio_registers, NULL);



static struct intc_vect vectors_irlm[] __initdata = {

	INTC_VECT(IRL0, 0x240), INTC_VECT(IRL1, 0x2a0),

	INTC_VECT(IRL2, 0x300), INTC_VECT(IRL3, 0x360),

};



static DECLARE_INTC_DESC(intc_desc_irlm, "sh4-202_irlm", vectors_irlm, NULL,

			 NULL, prio_registers, NULL);



void __init plat_irq_setup(void)

{

	/* do nothing - all IRL interrupts are handled by the board code */

	register_intc_controller(&intc_desc);

}



#define INTC_ICR	0xffd00000UL

#define INTC_ICR_IRLM   (1<<7)



void __init plat_irq_setup_pins(int mode)

{

	switch (mode) {

	case IRQ_MODE_IRQ: /* individual interrupt mode for IRL3-0 */

		ctrl_outw(ctrl_inw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);

		register_intc_controller(&intc_desc_irlm);

		break;

	default:

		BUG();

	}

}