korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-12-23 11:04:44 +08:00
Code Issues Packages Projects Releases Wiki Activity

ARM: 6413/1: ux500: resources for DB5500 mbox driver and modem irq handler

Browse Source 
Platform resources found in the DB5500 for mailboxes and the modem
IRQ controller.

Signed-off-by: Stefan Nilsson XK <stefan.xk.nilsson@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@stericsson.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Linus Walleij 2010-09-27 22:09:52 +01:00 committed by Russell King
parent 4f724beace
commit 4d4a4b037c
4 changed files with 117 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

88
arch/arm/mach-ux500/cpu-db5500.c
View File

@ -14,6 +14,7 @@
#include <mach/hardware.h>
#include <mach/devices.h>
#include <mach/setup.h>
#include <mach/irqs.h>
static struct map_desc u5500_io_desc[] __initdata = {
__IO_DEV_DESC(U5500_GPIO0_BASE, SZ_4K),
@ -24,6 +25,90 @@ static struct map_desc u5500_io_desc[] __initdata = {
__IO_DEV_DESC(U5500_PRCMU_BASE, SZ_4K),
};
static struct resource mbox0_resources[] = {
{
.name = "mbox_peer",
.start = U5500_MBOX0_PEER_START,
.end = U5500_MBOX0_PEER_END,
.flags = IORESOURCE_MEM,
},
{
.name = "mbox_local",
.start = U5500_MBOX0_LOCAL_START,
.end = U5500_MBOX0_LOCAL_END,
.flags = IORESOURCE_MEM,
},
{
.name = "mbox_irq",
.start = MBOX_PAIR0_VIRT_IRQ,
.end = MBOX_PAIR0_VIRT_IRQ,
.flags = IORESOURCE_IRQ,
}
};
static struct resource mbox1_resources[] = {
{
.name = "mbox_peer",
.start = U5500_MBOX1_PEER_START,
.end = U5500_MBOX1_PEER_END,
.flags = IORESOURCE_MEM,
},
{
.name = "mbox_local",
.start = U5500_MBOX1_LOCAL_START,
.end = U5500_MBOX1_LOCAL_END,
.flags = IORESOURCE_MEM,
},
{
.name = "mbox_irq",
.start = MBOX_PAIR1_VIRT_IRQ,
.end = MBOX_PAIR1_VIRT_IRQ,
.flags = IORESOURCE_IRQ,
}
};
static struct resource mbox2_resources[] = {
{
.name = "mbox_peer",
.start = U5500_MBOX2_PEER_START,
.end = U5500_MBOX2_PEER_END,
.flags = IORESOURCE_MEM,
},
{
.name = "mbox_local",
.start = U5500_MBOX2_LOCAL_START,
.end = U5500_MBOX2_LOCAL_END,
.flags = IORESOURCE_MEM,
},
{
.name = "mbox_irq",
.start = MBOX_PAIR2_VIRT_IRQ,
.end = MBOX_PAIR2_VIRT_IRQ,
.flags = IORESOURCE_IRQ,
}
};
static struct platform_device mbox0_device = {
.id = 0,
.name = "mbox",
.resource = mbox0_resources,
.num_resources = ARRAY_SIZE(mbox0_resources),
};
static struct platform_device mbox1_device = {
.id = 1,
.name = "mbox",
.resource = mbox1_resources,
.num_resources = ARRAY_SIZE(mbox1_resources),
};
static struct platform_device mbox2_device = {
.id = 2,
.name = "mbox",
.resource = mbox2_resources,
.num_resources = ARRAY_SIZE(mbox2_resources),
};
static struct platform_device *u5500_platform_devs[] __initdata = {
&u5500_gpio_devs[0],
&u5500_gpio_devs[1],
@ -33,6 +118,9 @@ static struct platform_device *u5500_platform_devs[] __initdata = {
&u5500_gpio_devs[5],
&u5500_gpio_devs[6],
&u5500_gpio_devs[7],
&mbox0_device,
&mbox1_device,
&mbox2_device,
};
void __init u5500_map_io(void)

14
arch/arm/mach-ux500/include/mach/db5500-regs.h
View File

@ -100,4 +100,18 @@
#define U5500_GPIOBANK6_BASE (U5500_GPIO4_BASE + 0x80)
#define U5500_GPIOBANK7_BASE (U5500_GPIO4_BASE + 0x100)
#define U5500_MBOX_BASE (U5500_MODEM_BASE + 0xFFD1000)
#define U5500_MBOX0_PEER_START (U5500_MBOX_BASE + 0x40)
#define U5500_MBOX0_PEER_END (U5500_MBOX_BASE + 0x5F)
#define U5500_MBOX0_LOCAL_START (U5500_MBOX_BASE + 0x60)
#define U5500_MBOX0_LOCAL_END (U5500_MBOX_BASE + 0x7F)
#define U5500_MBOX1_PEER_START (U5500_MBOX_BASE + 0x80)
#define U5500_MBOX1_PEER_END (U5500_MBOX_BASE + 0x9F)
#define U5500_MBOX1_LOCAL_START (U5500_MBOX_BASE + 0xA0)
#define U5500_MBOX1_LOCAL_END (U5500_MBOX_BASE + 0xBF)
#define U5500_MBOX2_PEER_START (U5500_MBOX_BASE + 0x00)
#define U5500_MBOX2_PEER_END (U5500_MBOX_BASE + 0x1F)
#define U5500_MBOX2_LOCAL_START (U5500_MBOX_BASE + 0x20)
#define U5500_MBOX2_LOCAL_END (U5500_MBOX_BASE + 0x3F)
#endif

1
arch/arm/mach-ux500/include/mach/irqs-db5500.h
View File

@ -61,6 +61,7 @@
#define IRQ_DB5500_SDMMC0 (IRQ_SHPI_START + 60)
#define IRQ_DB5500_HSEM (IRQ_SHPI_START + 61)
#define IRQ_DB5500_SBAG (IRQ_SHPI_START + 63)
#define IRQ_DB5500_MODEM (IRQ_SHPI_START + 65)
#define IRQ_DB5500_SPI1 (IRQ_SHPI_START + 96)
#define IRQ_DB5500_MSP2 (IRQ_SHPI_START + 98)
#define IRQ_DB5500_SRPTIMER (IRQ_SHPI_START + 101)

15
arch/arm/mach-ux500/include/mach/irqs.h
View File

@ -84,6 +84,19 @@
#include <mach/irqs-board-mop500.h>
#endif
#define NR_IRQS IRQ_BOARD_END
/*
* After the board specific IRQ:s we reserve a range of IRQ:s in which virtual
* IRQ:s representing modem IRQ:s can be allocated
*/
#define IRQ_MODEM_EVENTS_BASE (IRQ_BOARD_END + 1)
#define IRQ_MODEM_EVENTS_NBR 72
#define IRQ_MODEM_EVENTS_END (IRQ_MODEM_EVENTS_BASE + IRQ_MODEM_EVENTS_NBR)
/* List of virtual IRQ:s that are allocated from the range above */
#define MBOX_PAIR0_VIRT_IRQ (IRQ_MODEM_EVENTS_BASE + 43)
#define MBOX_PAIR1_VIRT_IRQ (IRQ_MODEM_EVENTS_BASE + 45)
#define MBOX_PAIR2_VIRT_IRQ (IRQ_MODEM_EVENTS_BASE + 41)
#define NR_IRQS IRQ_MODEM_EVENTS_END
#endif /* ASM_ARCH_IRQS_H */