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r: 54373
b: refs/heads/master
c: 6865f0e
h: refs/heads/master
i:
  54371: ba05c35
v: v3
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Ryusuke Sakato authored and Paul Mundt committed May 7, 2007
1 parent 232590d commit 7b0a0ce
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Showing 9 changed files with 599 additions and 168 deletions.
2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: 6b817c03489083a7457cda16b953a214dcef8d64
refs/heads/master: 6865f0ea6ad91fec3ae7831c49d48b5a7db4b428
8 changes: 8 additions & 0 deletions trunk/arch/sh/Kconfig
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Expand Up @@ -92,6 +92,14 @@ config SH_SOLUTION_ENGINE
Select SolutionEngine if configuring for a Hitachi SH7709
or SH7750 evaluation board.

config SH_7722_SOLUTION_ENGINE
bool "SolutionEngine7722"
select SOLUTION_ENGINE
select CPU_SUBTYPE_SH7722
help
Select 7722 SolutionEngine if configuring for a Hitachi SH772
evaluation board.

config SH_7751_SOLUTION_ENGINE
bool "SolutionEngine7751"
select SOLUTION_ENGINE
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1 change: 1 addition & 0 deletions trunk/arch/sh/Makefile
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Expand Up @@ -88,6 +88,7 @@ core-$(CONFIG_SH_FPU_EMU) += arch/sh/math-emu/

# Boards
machdir-$(CONFIG_SH_SOLUTION_ENGINE) := se/770x
machdir-$(CONFIG_SH_7722_SOLUTION_ENGINE) := se/7722
machdir-$(CONFIG_SH_7751_SOLUTION_ENGINE) := se/7751
machdir-$(CONFIG_SH_7780_SOLUTION_ENGINE) := se/7780
machdir-$(CONFIG_SH_7300_SOLUTION_ENGINE) := se/7300
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10 changes: 10 additions & 0 deletions trunk/arch/sh/boards/se/7722/Makefile
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#
# Makefile for the HITACHI UL SolutionEngine 7722 specific parts of the kernel
#
# 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.
#
#

obj-y := setup.o irq.o
101 changes: 101 additions & 0 deletions trunk/arch/sh/boards/se/7722/irq.c
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/*
* linux/arch/sh/boards/se/7722/irq.c
*
* Copyright (C) 2007 Nobuhiro Iwamatsu
*
* Hitachi UL SolutionEngine 7722 Support.
*
* 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/init.h>
#include <linux/irq.h>
#include <linux/interrupt.h>
#include <asm/irq.h>
#include <asm/io.h>
#include <asm/se7722.h>

#define INTC_INTMSK0 0xFFD00044
#define INTC_INTMSKCLR0 0xFFD00064

static void disable_se7722_irq(unsigned int irq)
{
struct ipr_data *p = get_irq_chip_data(irq);
ctrl_outw( ctrl_inw( p->addr ) | p->priority , p->addr );
}

static void enable_se7722_irq(unsigned int irq)
{
struct ipr_data *p = get_irq_chip_data(irq);
ctrl_outw( ctrl_inw( p->addr ) & ~p->priority , p->addr );
}

static struct irq_chip se7722_irq_chip __read_mostly = {
.name = "SE7722",
.mask = disable_se7722_irq,
.unmask = enable_se7722_irq,
.mask_ack = disable_se7722_irq,
};

static struct ipr_data ipr_irq_table[] = {
/* irq ,idx,sft, priority , addr */
{ MRSHPC_IRQ0 , 0 , 0 , MRSHPC_BIT0 , IRQ01_MASK } ,
{ MRSHPC_IRQ1 , 0 , 0 , MRSHPC_BIT1 , IRQ01_MASK } ,
{ MRSHPC_IRQ2 , 0 , 0 , MRSHPC_BIT2 , IRQ01_MASK } ,
{ MRSHPC_IRQ3 , 0 , 0 , MRSHPC_BIT3 , IRQ01_MASK } ,
{ SMC_IRQ , 0 , 0 , SMC_BIT , IRQ01_MASK } ,
{ EXT_IRQ , 0 , 0 , EXT_BIT , IRQ01_MASK } ,
};

int se7722_irq_demux(int irq)
{

if ((irq == IRQ0_IRQ)||(irq == IRQ1_IRQ)) {
volatile unsigned short intv =
*(volatile unsigned short *)IRQ01_STS;
if (irq == IRQ0_IRQ){
if(intv & SMC_BIT ) {
return SMC_IRQ;
} else if(intv & USB_BIT) {
return USB_IRQ;
} else {
printk("intv =%04x\n", intv);
return SMC_IRQ;
}
} else if(irq == IRQ1_IRQ){
if(intv & MRSHPC_BIT0) {
return MRSHPC_IRQ0;
} else if(intv & MRSHPC_BIT1) {
return MRSHPC_IRQ1;
} else if(intv & MRSHPC_BIT2) {
return MRSHPC_IRQ2;
} else if(intv & MRSHPC_BIT3) {
return MRSHPC_IRQ3;
} else {
printk("BIT_EXTENTION =%04x\n", intv);
return EXT_IRQ;
}
}
}
return irq;

}
/*
* Initialize IRQ setting
*/
void __init init_se7722_IRQ(void)
{
int i = 0;
ctrl_outw(0x2000, 0xb03fffec); /* mrshpc irq enable */
ctrl_outl((3 << ((7 - 0) * 4))|(3 << ((7 - 1) * 4)), INTC_INTPRI0); /* irq0 pri=3,irq1,pri=3 */
ctrl_outw((2 << ((7 - 0) * 2))|(2 << ((7 - 1) * 2)), INTC_ICR1); /* irq0,1 low-level irq */

for (i = 0; i < ARRAY_SIZE(ipr_irq_table); i++) {
disable_irq_nosync(ipr_irq_table[i].irq);
set_irq_chip_and_handler_name( ipr_irq_table[i].irq, &se7722_irq_chip,
handle_level_irq, "level");
set_irq_chip_data( ipr_irq_table[i].irq, &ipr_irq_table[i] );
disable_se7722_irq(ipr_irq_table[i].irq);
}
}
148 changes: 148 additions & 0 deletions trunk/arch/sh/boards/se/7722/setup.c
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/*
* linux/arch/sh/boards/se/7722/setup.c
*
* Copyright (C) 2007 Nobuhiro Iwamatsu
*
* Hitachi UL SolutionEngine 7722 Support.
*
* 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/init.h>
#include <linux/platform_device.h>
#include <linux/pata_platform.h>
#include <asm/machvec.h>
#include <asm/se7722.h>
#include <asm/io.h>

/* Heartbeat */
static unsigned char heartbeat_bit_pos[] = { 0, 1, 2, 3, 4, 5, 6, 7 };

static struct resource heartbeat_resources[] = {
[0] = {
.start = PA_LED,
.end = PA_LED + ARRAY_SIZE(heartbeat_bit_pos) - 1,
.flags = IORESOURCE_MEM,
},
};

static struct platform_device heartbeat_device = {
.name = "heartbeat",
.id = -1,
.dev = {
.platform_data = heartbeat_bit_pos,
},
.num_resources = ARRAY_SIZE(heartbeat_resources),
.resource = heartbeat_resources,
};

/* SMC91x */
static struct resource smc91x_eth_resources[] = {
[0] = {
.name = "smc91x-regs" ,
.start = PA_LAN + 0x300,
.end = PA_LAN + 0x300 + 0x10 ,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = SMC_IRQ,
.end = SMC_IRQ,
.flags = IORESOURCE_IRQ,
},
};

static struct platform_device smc91x_eth_device = {
.name = "smc91x",
.id = 0,
.dev = {
.dma_mask = NULL, /* don't use dma */
.coherent_dma_mask = 0xffffffff,
},
.num_resources = ARRAY_SIZE(smc91x_eth_resources),
.resource = smc91x_eth_resources,
};

static struct resource cf_ide_resources[] = {
[0] = {
.start = PA_MRSHPC_IO + 0x1f0,
.end = PA_MRSHPC_IO + 0x1f0 + 8 ,
.flags = IORESOURCE_IO,
},
[1] = {
.start = PA_MRSHPC_IO + 0x1f0 + 0x206,
.end = PA_MRSHPC_IO + 0x1f0 +8 + 0x206 + 8,
.flags = IORESOURCE_IO,
},
[2] = {
.start = MRSHPC_IRQ0,
.flags = IORESOURCE_IRQ,
},
};

static struct platform_device cf_ide_device = {
.name = "pata_platform",
.id = -1,
.num_resources = ARRAY_SIZE(cf_ide_resources),
.resource = cf_ide_resources,
};

static struct platform_device *se7722_devices[] __initdata = {
&heartbeat_device,
&smc91x_eth_device,
&cf_ide_device,
};

static int __init se7722_devices_setup(void)
{
return platform_add_devices(se7722_devices,
ARRAY_SIZE(se7722_devices));
}
device_initcall(se7722_devices_setup);

static void __init se7722_setup(char **cmdline_p)
{
ctrl_outw(0x010D, FPGA_OUT); /* FPGA */

ctrl_outl(0x00051001, MSTPCR0);
ctrl_outl(0x00000000, MSTPCR1);
/* KEYSC, VOU, BEU, CEU, VEU, VPU, LCDC */
ctrl_outl(0xffffbfC0, MSTPCR2);

ctrl_outw(0x0000, PORT_PECR); /* PORT E 1 = IRQ5 ,E 0 = BS */
ctrl_outw(0x1000, PORT_PJCR); /* PORT J 1 = IRQ1,J 0 =IRQ0 */

/* LCDC I/O */
ctrl_outw(0x0020, PORT_PSELD);

/* SIOF1*/
ctrl_outw(0x0003, PORT_PSELB);
ctrl_outw(0xe000, PORT_PSELC);
ctrl_outw(0x0000, PORT_PKCR);

/* LCDC */
ctrl_outw(0x4020, PORT_PHCR);
ctrl_outw(0x0000, PORT_PLCR);
ctrl_outw(0x0000, PORT_PMCR);
ctrl_outw(0x0002, PORT_PRCR);
ctrl_outw(0x0000, PORT_PXCR); /* LCDC,CS6A */

/* KEYSC */
ctrl_outw(0x0A10, PORT_PSELA); /* BS,SHHID2 */
ctrl_outw(0x0000, PORT_PYCR);
ctrl_outw(0x0000, PORT_PZCR);
}

/*
* The Machine Vector
*/
struct sh_machine_vector mv_se7722 __initmv = {
.mv_name = "Solution Engine 7722" ,
.mv_setup = se7722_setup ,
.mv_nr_irqs = 109 ,
.mv_init_irq = init_se7722_IRQ,
.mv_irq_demux = se7722_irq_demux,

};
ALIAS_MV(se7722)
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