diff options
Diffstat (limited to 'arch/arm/mach-sa1100/generic.c')
| -rw-r--r-- | arch/arm/mach-sa1100/generic.c | 151 |
1 files changed, 64 insertions, 87 deletions
diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c index 7c1ebf4a792..1d0f71b17a2 100644 --- a/arch/arm/mach-sa1100/generic.c +++ b/arch/arm/mach-sa1100/generic.c @@ -14,18 +14,23 @@ #include <linux/kernel.h> #include <linux/init.h> #include <linux/delay.h> +#include <linux/dma-mapping.h> #include <linux/pm.h> #include <linux/cpufreq.h> #include <linux/ioport.h> #include <linux/platform_device.h> +#include <video/sa1100fb.h> + #include <asm/div64.h> -#include <mach/hardware.h> #include <asm/system.h> #include <asm/mach/map.h> #include <asm/mach/flash.h> #include <asm/irq.h> +#include <mach/hardware.h> +#include <mach/irqs.h> + #include "generic.h" unsigned int reset_status; @@ -149,16 +154,8 @@ static void sa11x0_register_device(struct platform_device *dev, void *data) static struct resource sa11x0udc_resources[] = { - [0] = { - .start = __PREG(Ser0UDCCR), - .end = __PREG(Ser0UDCCR) + 0xffff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IRQ_Ser0UDC, - .end = IRQ_Ser0UDC, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(__PREG(Ser0UDCCR), SZ_64K), + [1] = DEFINE_RES_IRQ(IRQ_Ser0UDC), }; static u64 sa11x0udc_dma_mask = 0xffffffffUL; @@ -175,16 +172,8 @@ static struct platform_device sa11x0udc_device = { }; static struct resource sa11x0uart1_resources[] = { - [0] = { - .start = __PREG(Ser1UTCR0), - .end = __PREG(Ser1UTCR0) + 0xffff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IRQ_Ser1UART, - .end = IRQ_Ser1UART, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(__PREG(Ser1UTCR0), SZ_64K), + [1] = DEFINE_RES_IRQ(IRQ_Ser1UART), }; static struct platform_device sa11x0uart1_device = { @@ -195,16 +184,8 @@ static struct platform_device sa11x0uart1_device = { }; static struct resource sa11x0uart3_resources[] = { - [0] = { - .start = __PREG(Ser3UTCR0), - .end = __PREG(Ser3UTCR0) + 0xffff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IRQ_Ser3UART, - .end = IRQ_Ser3UART, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(__PREG(Ser3UTCR0), SZ_64K), + [1] = DEFINE_RES_IRQ(IRQ_Ser3UART), }; static struct platform_device sa11x0uart3_device = { @@ -215,16 +196,9 @@ static struct platform_device sa11x0uart3_device = { }; static struct resource sa11x0mcp_resources[] = { - [0] = { - .start = __PREG(Ser4MCCR0), - .end = __PREG(Ser4MCCR0) + 0xffff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IRQ_Ser4MCP, - .end = IRQ_Ser4MCP, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(__PREG(Ser4MCCR0), SZ_64K), + [1] = DEFINE_RES_MEM(__PREG(Ser4MCCR1), 4), + [2] = DEFINE_RES_IRQ(IRQ_Ser4MCP), }; static u64 sa11x0mcp_dma_mask = 0xffffffffUL; @@ -240,22 +214,24 @@ static struct platform_device sa11x0mcp_device = { .resource = sa11x0mcp_resources, }; +void __init sa11x0_ppc_configure_mcp(void) +{ + /* Setup the PPC unit for the MCP */ + PPDR &= ~PPC_RXD4; + PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM; + PSDR |= PPC_RXD4; + PSDR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); + PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM); +} + void sa11x0_register_mcp(struct mcp_plat_data *data) { sa11x0_register_device(&sa11x0mcp_device, data); } static struct resource sa11x0ssp_resources[] = { - [0] = { - .start = 0x80070000, - .end = 0x8007ffff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IRQ_Ser4SSP, - .end = IRQ_Ser4SSP, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(0x80070000, SZ_64K), + [1] = DEFINE_RES_IRQ(IRQ_Ser4SSP), }; static u64 sa11x0ssp_dma_mask = 0xffffffffUL; @@ -272,16 +248,8 @@ static struct platform_device sa11x0ssp_device = { }; static struct resource sa11x0fb_resources[] = { - [0] = { - .start = 0xb0100000, - .end = 0xb010ffff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IRQ_LCD, - .end = IRQ_LCD, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(0xb0100000, SZ_64K), + [1] = DEFINE_RES_IRQ(IRQ_LCD), }; static struct platform_device sa11x0fb_device = { @@ -294,6 +262,11 @@ static struct platform_device sa11x0fb_device = { .resource = sa11x0fb_resources, }; +void sa11x0_register_lcd(struct sa1100fb_mach_info *inf) +{ + sa11x0_register_device(&sa11x0fb_device, inf); +} + static struct platform_device sa11x0pcmcia_device = { .name = "sa11x0-pcmcia", .id = -1, @@ -314,23 +287,10 @@ void sa11x0_register_mtd(struct flash_platform_data *flash, } static struct resource sa11x0ir_resources[] = { - { - .start = __PREG(Ser2UTCR0), - .end = __PREG(Ser2UTCR0) + 0x24 - 1, - .flags = IORESOURCE_MEM, - }, { - .start = __PREG(Ser2HSCR0), - .end = __PREG(Ser2HSCR0) + 0x1c - 1, - .flags = IORESOURCE_MEM, - }, { - .start = __PREG(Ser2HSCR2), - .end = __PREG(Ser2HSCR2) + 0x04 - 1, - .flags = IORESOURCE_MEM, - }, { - .start = IRQ_Ser2ICP, - .end = IRQ_Ser2ICP, - .flags = IORESOURCE_IRQ, - } + DEFINE_RES_MEM(__PREG(Ser2UTCR0), 0x24), + DEFINE_RES_MEM(__PREG(Ser2HSCR0), 0x1c), + DEFINE_RES_MEM(__PREG(Ser2HSCR2), 0x04), + DEFINE_RES_IRQ(IRQ_Ser2ICP), }; static struct platform_device sa11x0ir_device = { @@ -358,14 +318,37 @@ static struct platform_device sa11x0rtc_device = { .resource = sa1100_rtc_resources, }; +static struct resource sa11x0dma_resources[] = { + DEFINE_RES_MEM(DMA_PHYS, DMA_SIZE), + DEFINE_RES_IRQ(IRQ_DMA0), + DEFINE_RES_IRQ(IRQ_DMA1), + DEFINE_RES_IRQ(IRQ_DMA2), + DEFINE_RES_IRQ(IRQ_DMA3), + DEFINE_RES_IRQ(IRQ_DMA4), + DEFINE_RES_IRQ(IRQ_DMA5), +}; + +static u64 sa11x0dma_dma_mask = DMA_BIT_MASK(32); + +static struct platform_device sa11x0dma_device = { + .name = "sa11x0-dma", + .id = -1, + .dev = { + .dma_mask = &sa11x0dma_dma_mask, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(sa11x0dma_resources), + .resource = sa11x0dma_resources, +}; + static struct platform_device *sa11x0_devices[] __initdata = { &sa11x0udc_device, &sa11x0uart1_device, &sa11x0uart3_device, &sa11x0ssp_device, &sa11x0pcmcia_device, - &sa11x0fb_device, &sa11x0rtc_device, + &sa11x0dma_device, }; static int __init sa1100_init(void) @@ -376,12 +359,6 @@ static int __init sa1100_init(void) arch_initcall(sa1100_init); -void (*sa1100fb_backlight_power)(int on); -void (*sa1100fb_lcd_power)(int on); - -EXPORT_SYMBOL(sa1100fb_backlight_power); -EXPORT_SYMBOL(sa1100fb_lcd_power); - /* * Common I/O mapping: @@ -436,7 +413,7 @@ void __init sa1100_map_io(void) * the MBGNT signal false to ensure the SA1111 doesn't own the * SDRAM bus. */ -void __init sa1110_mb_disable(void) +void sa1110_mb_disable(void) { unsigned long flags; @@ -455,7 +432,7 @@ void __init sa1110_mb_disable(void) * If the system is going to use the SA-1111 DMA engines, set up * the memory bus request/grant pins. */ -void __devinit sa1110_mb_enable(void) +void sa1110_mb_enable(void) { unsigned long flags; |