From 4d4a4b037c5d3620b8c55504a8c9e0cbf949f7fa Mon Sep 17 00:00:00 2001 From: Linus Walleij Date: Mon, 27 Sep 2010 22:09:52 +0100 Subject: [PATCH] ARM: 6413/1: ux500: resources for DB5500 mbox driver and modem irq handler Platform resources found in the DB5500 for mailboxes and the modem IRQ controller. Signed-off-by: Stefan Nilsson XK Signed-off-by: Linus Walleij Signed-off-by: Russell King --- arch/arm/mach-ux500/cpu-db5500.c | 88 +++++++++++++++++++ .../arm/mach-ux500/include/mach/db5500-regs.h | 14 +++ .../arm/mach-ux500/include/mach/irqs-db5500.h | 1 + arch/arm/mach-ux500/include/mach/irqs.h | 15 +++- 4 files changed, 117 insertions(+), 1 deletion(-) diff --git a/arch/arm/mach-ux500/cpu-db5500.c b/arch/arm/mach-ux500/cpu-db5500.c index e9278f6d67aa..2f87075e9d6f 100644 --- a/arch/arm/mach-ux500/cpu-db5500.c +++ b/arch/arm/mach-ux500/cpu-db5500.c @@ -14,6 +14,7 @@ #include #include #include +#include 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) diff --git a/arch/arm/mach-ux500/include/mach/db5500-regs.h b/arch/arm/mach-ux500/include/mach/db5500-regs.h index 545c80fc8024..3eafc0e24ba5 100644 --- a/arch/arm/mach-ux500/include/mach/db5500-regs.h +++ b/arch/arm/mach-ux500/include/mach/db5500-regs.h @@ -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 diff --git a/arch/arm/mach-ux500/include/mach/irqs-db5500.h b/arch/arm/mach-ux500/include/mach/irqs-db5500.h index 6fbfe5e2065a..bfa123dbec3b 100644 --- a/arch/arm/mach-ux500/include/mach/irqs-db5500.h +++ b/arch/arm/mach-ux500/include/mach/irqs-db5500.h @@ -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) diff --git a/arch/arm/mach-ux500/include/mach/irqs.h b/arch/arm/mach-ux500/include/mach/irqs.h index 0d552d9c9c00..693aa57de88d 100644 --- a/arch/arm/mach-ux500/include/mach/irqs.h +++ b/arch/arm/mach-ux500/include/mach/irqs.h @@ -84,6 +84,19 @@ #include #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 */