android_kernel_xiaomi_sm8350/arch/sh/kernel/cpu/sh2/setup-sh7619.c
Magnus Damm 0dc3fc04dd sh: intc - add support for sh7619
This patch converts the cpu specific interrupt setup code for sh7619
from ipr to intc. New vectors are also added to match the information
provided by the datasheet.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2007-09-21 11:57:50 +09:00

114 lines
3.1 KiB
C

/*
* SH7619 Setup
*
* Copyright (C) 2006 Yoshinori Sato
*
* 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
* for more details.
*/
#include <linux/platform_device.h>
#include <linux/init.h>
#include <linux/serial.h>
#include <asm/sci.h>
enum {
UNUSED = 0,
/* interrupt sources */
IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
WDT, EDMAC, CMT0, CMT1,
SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI,
SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI,
SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI,
HIF_HIFI, HIF_HIFBI,
DMAC0, DMAC1, DMAC2, DMAC3,
SIOF,
/* interrupt groups */
SCIF0, SCIF1, SCIF2,
};
static struct intc_vect vectors[] __initdata = {
INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65),
INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67),
INTC_IRQ(IRQ4, 80), INTC_IRQ(IRQ5, 81),
INTC_IRQ(IRQ6, 82), INTC_IRQ(IRQ7, 83),
INTC_IRQ(WDT, 84), INTC_IRQ(EDMAC, 85),
INTC_IRQ(CMT0, 86), INTC_IRQ(CMT1, 87),
INTC_IRQ(SCIF0_ERI, 88), INTC_IRQ(SCIF0_RXI, 89),
INTC_IRQ(SCIF0_BRI, 90), INTC_IRQ(SCIF0_TXI, 91),
INTC_IRQ(SCIF1_ERI, 92), INTC_IRQ(SCIF1_RXI, 93),
INTC_IRQ(SCIF1_BRI, 94), INTC_IRQ(SCIF1_TXI, 95),
INTC_IRQ(SCIF2_ERI, 96), INTC_IRQ(SCIF2_RXI, 97),
INTC_IRQ(SCIF2_BRI, 98), INTC_IRQ(SCIF2_TXI, 99),
INTC_IRQ(HIF_HIFI, 100), INTC_IRQ(HIF_HIFBI, 101),
INTC_IRQ(DMAC0, 104), INTC_IRQ(DMAC1, 105),
INTC_IRQ(DMAC2, 106), INTC_IRQ(DMAC3, 107),
INTC_IRQ(SIOF, 108),
};
static struct intc_group groups[] __initdata = {
INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI),
INTC_GROUP(SCIF1, SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI),
INTC_GROUP(SCIF2, SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI),
};
static struct intc_prio_reg prio_registers[] __initdata = {
{ 0xf8140006, 0, 16, 4, /* IPRA */ { IRQ0, IRQ1, IRQ2, IRQ3 } },
{ 0xf8140008, 0, 16, 4, /* IPRB */ { IRQ4, IRQ5, IRQ6, IRQ7 } },
{ 0xf8080000, 0, 16, 4, /* IPRC */ { WDT, EDMAC, CMT0, CMT1 } },
{ 0xf8080002, 0, 16, 4, /* IPRD */ { SCIF0, SCIF1, SCIF2 } },
{ 0xf8080004, 0, 16, 4, /* IPRE */ { HIF_HIFI, HIF_HIFBI } },
{ 0xf8080006, 0, 16, 4, /* IPRF */ { DMAC0, DMAC1, DMAC2, DMAC3 } },
{ 0xf8080008, 0, 16, 4, /* IPRG */ { SIOF } },
};
static DECLARE_INTC_DESC(intc_desc, "sh7619", vectors, groups,
NULL, NULL, prio_registers, NULL);
static struct plat_sci_port sci_platform_data[] = {
{
.mapbase = 0xf8400000,
.flags = UPF_BOOT_AUTOCONF,
.type = PORT_SCIF,
.irqs = { 88, 89, 91, 90},
}, {
.mapbase = 0xf8410000,
.flags = UPF_BOOT_AUTOCONF,
.type = PORT_SCIF,
.irqs = { 92, 93, 95, 94},
}, {
.mapbase = 0xf8420000,
.flags = UPF_BOOT_AUTOCONF,
.type = PORT_SCIF,
.irqs = { 96, 97, 99, 98},
}, {
.flags = 0,
}
};
static struct platform_device sci_device = {
.name = "sh-sci",
.id = -1,
.dev = {
.platform_data = sci_platform_data,
},
};
static struct platform_device *sh7619_devices[] __initdata = {
&sci_device,
};
static int __init sh7619_devices_setup(void)
{
return platform_add_devices(sh7619_devices,
ARRAY_SIZE(sh7619_devices));
}
__initcall(sh7619_devices_setup);
void __init plat_irq_setup(void)
{
register_intc_controller(&intc_desc);
}