diff options
Diffstat (limited to 'arch/arm/mach-sa1100')
-rw-r--r-- | arch/arm/mach-sa1100/Makefile | 2 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/assabet.c | 54 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/badge4.c | 40 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/cerf.c | 13 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/collie.c | 24 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/dma.c | 348 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/generic.c | 122 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/h3xxx.c | 13 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/hackkit.c | 7 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/include/mach/SA-1100.h | 219 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/include/mach/dma.h | 117 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/include/mach/irqs.h | 8 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/include/mach/neponset.h | 52 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/irq.c | 7 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/jornada720.c | 39 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/nanoengine.c | 11 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/neponset.c | 545 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/pci-nanoengine.c | 8 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/pleb.c | 24 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/shannon.c | 7 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/simpad.c | 11 | ||||
-rw-r--r-- | arch/arm/mach-sa1100/sleep.S | 37 |
22 files changed, 470 insertions, 1238 deletions
diff --git a/arch/arm/mach-sa1100/Makefile b/arch/arm/mach-sa1100/Makefile index ed7408d3216c..60b97ec01676 100644 --- a/arch/arm/mach-sa1100/Makefile +++ b/arch/arm/mach-sa1100/Makefile @@ -3,7 +3,7 @@ # # Common support -obj-y := clock.o generic.o irq.o dma.o time.o #nmi-oopser.o +obj-y := clock.o generic.o irq.o time.o #nmi-oopser.o obj-m := obj-n := obj- := diff --git a/arch/arm/mach-sa1100/assabet.c b/arch/arm/mach-sa1100/assabet.c index 65b0a9a3fb9c..c3f5064df4bf 100644 --- a/arch/arm/mach-sa1100/assabet.c +++ b/arch/arm/mach-sa1100/assabet.c @@ -42,13 +42,13 @@ #include "generic.h" #define ASSABET_BCR_DB1110 \ - (ASSABET_BCR_SPK_OFF | ASSABET_BCR_QMUTE | \ + (ASSABET_BCR_SPK_OFF | \ ASSABET_BCR_LED_GREEN | ASSABET_BCR_LED_RED | \ ASSABET_BCR_RS232EN | ASSABET_BCR_LCD_12RGB | \ ASSABET_BCR_IRDA_MD0) #define ASSABET_BCR_DB1111 \ - (ASSABET_BCR_SPK_OFF | ASSABET_BCR_QMUTE | \ + (ASSABET_BCR_SPK_OFF | \ ASSABET_BCR_LED_GREEN | ASSABET_BCR_LED_RED | \ ASSABET_BCR_RS232EN | ASSABET_BCR_LCD_12RGB | \ ASSABET_BCR_CF_BUS_OFF | ASSABET_BCR_STEREO_LB | \ @@ -127,15 +127,8 @@ static struct flash_platform_data assabet_flash_data = { }; static struct resource assabet_flash_resources[] = { - { - .start = SA1100_CS0_PHYS, - .end = SA1100_CS0_PHYS + SZ_32M - 1, - .flags = IORESOURCE_MEM, - }, { - .start = SA1100_CS1_PHYS, - .end = SA1100_CS1_PHYS + SZ_32M - 1, - .flags = IORESOURCE_MEM, - } + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M), + DEFINE_RES_MEM(SA1100_CS1_PHYS, SZ_32M), }; @@ -272,13 +265,22 @@ static struct sa1100fb_mach_info pal_info = { }; #endif +#ifdef CONFIG_ASSABET_NEPONSET +static struct resource neponset_resources[] = { + DEFINE_RES_MEM(0x10000000, 0x08000000), + DEFINE_RES_MEM(0x18000000, 0x04000000), + DEFINE_RES_MEM(0x40000000, SZ_8K), + DEFINE_RES_IRQ(IRQ_GPIO25), +}; +#endif + static void __init assabet_init(void) { /* * Ensure that the power supply is in "high power" mode. */ - GPDR |= GPIO_GPIO16; GPSR = GPIO_GPIO16; + GPDR |= GPIO_GPIO16; /* * Ensure that these pins are set as outputs and are driving @@ -286,8 +288,16 @@ static void __init assabet_init(void) * the WS latch in the CPLD, and we don't float causing * excessive power drain. --rmk */ - GPDR |= GPIO_SSP_TXD | GPIO_SSP_SCLK | GPIO_SSP_SFRM; GPCR = GPIO_SSP_TXD | GPIO_SSP_SCLK | GPIO_SSP_SFRM; + GPDR |= GPIO_SSP_TXD | GPIO_SSP_SCLK | GPIO_SSP_SFRM; + + /* + * Also set GPIO27 as an output; this is used to clock UART3 + * via the FPGA and as otherwise has no pullups or pulldowns, + * so stop it floating. + */ + GPCR = GPIO_GPIO27; + GPDR |= GPIO_GPIO27; /* * Set up registers for sleep mode. @@ -311,6 +321,9 @@ static void __init assabet_init(void) #ifndef CONFIG_ASSABET_NEPONSET printk( "Warning: Neponset detected but full support " "hasn't been configured in the kernel\n" ); +#else + platform_device_register_simple("neponset", 0, + neponset_resources, ARRAY_SIZE(neponset_resources)); #endif } @@ -482,21 +495,8 @@ static void __init assabet_map_io(void) */ Ser1SDCR0 |= SDCR0_SUS; - if (machine_has_neponset()) { -#ifdef CONFIG_ASSABET_NEPONSET - extern void neponset_map_io(void); - - /* - * We map Neponset registers even if it isn't present since - * many drivers will try to probe their stuff (and fail). - * This is still more friendly than a kernel paging request - * crash. - */ - neponset_map_io(); -#endif - } else { + if (!machine_has_neponset()) sa1100_register_uart_fns(&assabet_port_fns); - } /* * When Neponset is attached, the first UART should be diff --git a/arch/arm/mach-sa1100/badge4.c b/arch/arm/mach-sa1100/badge4.c index b07a2c024cb7..5839c9d8bb92 100644 --- a/arch/arm/mach-sa1100/badge4.c +++ b/arch/arm/mach-sa1100/badge4.c @@ -39,20 +39,28 @@ #include "generic.h" static struct resource sa1111_resources[] = { - [0] = { - .start = BADGE4_SA1111_BASE, - .end = BADGE4_SA1111_BASE + 0x00001fff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = BADGE4_IRQ_GPIO_SA1111, - .end = BADGE4_IRQ_GPIO_SA1111, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(BADGE4_SA1111_BASE, 0x2000), + [1] = DEFINE_RES_IRQ(BADGE4_IRQ_GPIO_SA1111), }; +static int badge4_sa1111_enable(void *data, unsigned devid) +{ + if (devid == SA1111_DEVID_USB) + badge4_set_5V(BADGE4_5V_USB, 1); + return 0; +} + +static void badge4_sa1111_disable(void *data, unsigned devid) +{ + if (devid == SA1111_DEVID_USB) + badge4_set_5V(BADGE4_5V_USB, 0); +} + static struct sa1111_platform_data sa1111_info = { .irq_base = IRQ_BOARD_END, + .disable_devs = SA1111_DEVID_PS2_MSE, + .enable = badge4_sa1111_enable, + .disable = badge4_sa1111_disable, }; static u64 sa1111_dmamask = 0xffffffffUL; @@ -121,11 +129,8 @@ static struct flash_platform_data badge4_flash_data = { .nr_parts = ARRAY_SIZE(badge4_partitions), }; -static struct resource badge4_flash_resource = { - .start = SA1100_CS0_PHYS, - .end = SA1100_CS0_PHYS + SZ_64M - 1, - .flags = IORESOURCE_MEM, -}; +static struct resource badge4_flash_resource = + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_64M); static int five_v_on __initdata = 0; @@ -269,11 +274,6 @@ static struct map_desc badge4_io_desc[] __initdata = { .pfn = __phys_to_pfn(0x10000000), .length = 0x00100000, .type = MT_DEVICE - }, { /* SA-1111 */ - .virtual = 0xf4000000, - .pfn = __phys_to_pfn(0x48000000), - .length = 0x00100000, - .type = MT_DEVICE } }; diff --git a/arch/arm/mach-sa1100/cerf.c b/arch/arm/mach-sa1100/cerf.c index 11bb6d0b9be3..c2f9ba3a9578 100644 --- a/arch/arm/mach-sa1100/cerf.c +++ b/arch/arm/mach-sa1100/cerf.c @@ -33,11 +33,7 @@ #include "generic.h" static struct resource cerfuart2_resources[] = { - [0] = { - .start = 0x80030000, - .end = 0x8003ffff, - .flags = IORESOURCE_MEM, - }, + [0] = DEFINE_RES_MEM(0x80030000, SZ_64K), }; static struct platform_device cerfuart2_device = { @@ -87,11 +83,8 @@ static struct flash_platform_data cerf_flash_data = { .nr_parts = ARRAY_SIZE(cerf_partitions), }; -static struct resource cerf_flash_resource = { - .start = SA1100_CS0_PHYS, - .end = SA1100_CS0_PHYS + SZ_32M - 1, - .flags = IORESOURCE_MEM, -}; +static struct resource cerf_flash_resource = + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M); static void __init cerf_init_irq(void) { diff --git a/arch/arm/mach-sa1100/collie.c b/arch/arm/mach-sa1100/collie.c index 70f6cdc9e63d..841041e11815 100644 --- a/arch/arm/mach-sa1100/collie.c +++ b/arch/arm/mach-sa1100/collie.c @@ -50,11 +50,7 @@ #include "generic.h" static struct resource collie_scoop_resources[] = { - [0] = { - .start = 0x40800000, - .end = 0x40800fff, - .flags = IORESOURCE_MEM, - }, + [0] = DEFINE_RES_MEM(0x40800000, SZ_4K), }; static struct scoop_config collie_scoop_setup = { @@ -223,16 +219,8 @@ device_initcall(collie_uart_init); static struct resource locomo_resources[] = { - [0] = { - .start = 0x40000000, - .end = 0x40001fff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IRQ_GPIO25, - .end = IRQ_GPIO25, - .flags = IORESOURCE_IRQ, - }, + [0] = DEFINE_RES_MEM(0x40000000, SZ_8K), + [1] = DEFINE_RES_IRQ(IRQ_GPIO25), }; static struct locomo_platform_data locomo_info = { @@ -305,11 +293,7 @@ static struct flash_platform_data collie_flash_data = { }; static struct resource collie_flash_resources[] = { - { - .start = SA1100_CS0_PHYS, - .end = SA1100_CS0_PHYS + SZ_32M - 1, - .flags = IORESOURCE_MEM, - } + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M), }; static struct sa1100fb_mach_info collie_lcd_info = { diff --git a/arch/arm/mach-sa1100/dma.c b/arch/arm/mach-sa1100/dma.c deleted file mode 100644 index ad660350c296..000000000000 --- a/arch/arm/mach-sa1100/dma.c +++ /dev/null @@ -1,348 +0,0 @@ -/* - * arch/arm/mach-sa1100/dma.c - * - * Support functions for the SA11x0 internal DMA channels. - * - * Copyright (C) 2000, 2001 by Nicolas Pitre - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/init.h> -#include <linux/spinlock.h> -#include <linux/errno.h> - -#include <asm/system.h> -#include <asm/irq.h> -#include <mach/hardware.h> -#include <mach/dma.h> - - -#undef DEBUG -#ifdef DEBUG -#define DPRINTK( s, arg... ) printk( "dma<%p>: " s, regs , ##arg ) -#else -#define DPRINTK( x... ) -#endif - - -typedef struct { - const char *device_id; /* device name */ - u_long device; /* this channel device, 0 if unused*/ - dma_callback_t callback; /* to call when DMA completes */ - void *data; /* ... with private data ptr */ -} sa1100_dma_t; - -static sa1100_dma_t dma_chan[SA1100_DMA_CHANNELS]; - -static DEFINE_SPINLOCK(dma_list_lock); - - -static irqreturn_t dma_irq_handler(int irq, void *dev_id) -{ - dma_regs_t *dma_regs = dev_id; - sa1100_dma_t *dma = dma_chan + (((u_int)dma_regs >> 5) & 7); - int status = dma_regs->RdDCSR; - - if (status & (DCSR_ERROR)) { - printk(KERN_CRIT "DMA on \"%s\" caused an error\n", dma->device_id); - dma_regs->ClrDCSR = DCSR_ERROR; - } - - dma_regs->ClrDCSR = status & (DCSR_DONEA | DCSR_DONEB); - if (dma->callback) { - if (status & DCSR_DONEA) - dma->callback(dma->data); - if (status & DCSR_DONEB) - dma->callback(dma->data); - } - return IRQ_HANDLED; -} - - -/** - * sa1100_request_dma - allocate one of the SA11x0's DMA channels - * @device: The SA11x0 peripheral targeted by this request - * @device_id: An ascii name for the claiming device - * @callback: Function to be called when the DMA completes - * @data: A cookie passed back to the callback function - * @dma_regs: Pointer to the location of the allocated channel's identifier - * - * This function will search for a free DMA channel and returns the - * address of the hardware registers for that channel as the channel - * identifier. This identifier is written to the location pointed by - * @dma_regs. The list of possible values for @device are listed into - * arch/arm/mach-sa1100/include/mach/dma.h as a dma_device_t enum. - * - * Note that reading from a port and writing to the same port are - * actually considered as two different streams requiring separate - * DMA registrations. - * - * The @callback function is called from interrupt context when one - * of the two possible DMA buffers in flight has terminated. That - * function has to be small and efficient while posponing more complex - * processing to a lower priority execution context. - * - * If no channels are available, or if the desired @device is already in - * use by another DMA channel, then an error code is returned. This - * function must be called before any other DMA calls. - **/ - -int sa1100_request_dma (dma_device_t device, const char *device_id, - dma_callback_t callback, void *data, - dma_regs_t **dma_regs) -{ - sa1100_dma_t *dma = NULL; - dma_regs_t *regs; - int i, err; - - *dma_regs = NULL; - - err = 0; - spin_lock(&dma_list_lock); - for (i = 0; i < SA1100_DMA_CHANNELS; i++) { - if (dma_chan[i].device == device) { - err = -EBUSY; - break; - } else if (!dma_chan[i].device && !dma) { - dma = &dma_chan[i]; - } - } - if (!err) { - if (dma) - dma->device = device; - else - err = -ENOSR; - } - spin_unlock(&dma_list_lock); - if (err) - return err; - - i = dma - dma_chan; - regs = (dma_regs_t *)&DDAR(i); - err = request_irq(IRQ_DMA0 + i, dma_irq_handler, IRQF_DISABLED, - device_id, regs); - if (err) { - printk(KERN_ERR - "%s: unable to request IRQ %d for %s\n", - __func__, IRQ_DMA0 + i, device_id); - dma->device = 0; - return err; - } - - *dma_regs = regs; - dma->device_id = device_id; - dma->callback = callback; - dma->data = data; - - regs->ClrDCSR = - (DCSR_DONEA | DCSR_DONEB | DCSR_STRTA | DCSR_STRTB | - DCSR_IE | DCSR_ERROR | DCSR_RUN); - regs->DDAR = device; - - return 0; -} - - -/** - * sa1100_free_dma - free a SA11x0 DMA channel - * @regs: identifier for the channel to free - * - * This clears all activities on a given DMA channel and releases it - * for future requests. The @regs identifier is provided by a - * successful call to sa1100_request_dma(). - **/ - -void sa1100_free_dma(dma_regs_t *regs) -{ - int i; - - for (i = 0; i < SA1100_DMA_CHANNELS; i++) - if (regs == (dma_regs_t *)&DDAR(i)) - break; - if (i >= SA1100_DMA_CHANNELS) { - printk(KERN_ERR "%s: bad DMA identifier\n", __func__); - return; - } - - if (!dma_chan[i].device) { - printk(KERN_ERR "%s: Trying to free free DMA\n", __func__); - return; - } - - regs->ClrDCSR = - (DCSR_DONEA | DCSR_DONEB | DCSR_STRTA | DCSR_STRTB | - DCSR_IE | DCSR_ERROR | DCSR_RUN); - free_irq(IRQ_DMA0 + i, regs); - dma_chan[i].device = 0; -} - - -/** - * sa1100_start_dma - submit a data buffer for DMA - * @regs: identifier for the channel to use - * @dma_ptr: buffer physical (or bus) start address - * @size: buffer size - * - * This function hands the given data buffer to the hardware for DMA - * access. If another buffer is already in flight then this buffer - * will be queued so the DMA engine will switch to it automatically - * when the previous one is done. The DMA engine is actually toggling - * between two buffers so at most 2 successful calls can be made before - * one of them terminates and the callback function is called. - * - * The @regs identifier is provided by a successful call to - * sa1100_request_dma(). - * - * The @size must not be larger than %MAX_DMA_SIZE. If a given buffer - * is larger than that then it's the caller's responsibility to split - * it into smaller chunks and submit them separately. If this is the - * case then a @size of %CUT_DMA_SIZE is recommended to avoid ending - * up with too small chunks. The callback function can be used to chain - * submissions of buffer chunks. - * - * Error return values: - * %-EOVERFLOW: Given buffer size is too big. - * %-EBUSY: Both DMA buffers are already in use. - * %-EAGAIN: Both buffers were busy but one of them just completed - * but the interrupt handler has to execute first. - * - * This function returs 0 on success. - **/ - -int sa1100_start_dma(dma_regs_t *regs, dma_addr_t dma_ptr, u_int size) -{ - unsigned long flags; - u_long status; - int ret; - - if (dma_ptr & 3) - printk(KERN_WARNING "DMA: unaligned start address (0x%08lx)\n", - (unsigned long)dma_ptr); - - if (size > MAX_DMA_SIZE) - return -EOVERFLOW; - - local_irq_save(flags); - status = regs->RdDCSR; - - /* If both DMA buffers are started, there's nothing else we can do. */ - if ((status & (DCSR_STRTA | DCSR_STRTB)) == (DCSR_STRTA | DCSR_STRTB)) { - DPRINTK("start: st %#x busy\n", status); - ret = -EBUSY; - goto out; - } - - if (((status & DCSR_BIU) && (status & DCSR_STRTB)) || - (!(status & DCSR_BIU) && !(status & DCSR_STRTA))) { - if (status & DCSR_DONEA) { - /* give a chance for the interrupt to be processed */ - ret = -EAGAIN; - goto out; - } - regs->DBSA = dma_ptr; - regs->DBTA = size; - regs->SetDCSR = DCSR_STRTA | DCSR_IE | DCSR_RUN; - DPRINTK("start a=%#x s=%d on A\n", dma_ptr, size); - } else { - if (status & DCSR_DONEB) { - /* give a chance for the interrupt to be processed */ - ret = -EAGAIN; - goto out; - } - regs->DBSB = dma_ptr; - regs->DBTB = size; - regs->SetDCSR = DCSR_STRTB | DCSR_IE | DCSR_RUN; - DPRINTK("start a=%#x s=%d on B\n", dma_ptr, size); - } - ret = 0; - -out: - local_irq_restore(flags); - return ret; -} - - -/** - * sa1100_get_dma_pos - return current DMA position - * @regs: identifier for the channel to use - * - * This function returns the current physical (or bus) address for the - * given DMA channel. If the channel is running i.e. not in a stopped - * state then the caller must disable interrupts prior calling this - * function and process the returned value before re-enabling them to - * prevent races with the completion interrupt handler and the callback - * function. The validation of the returned value is the caller's - * responsibility as well -- the hardware seems to return out of range - * values when the DMA engine completes a buffer. - * - * The @regs identifier is provided by a successful call to - * sa1100_request_dma(). - **/ - -dma_addr_t sa1100_get_dma_pos(dma_regs_t *regs) -{ - int status; - - /* - * We must determine whether buffer A or B is active. - * Two possibilities: either we are in the middle of - * a buffer, or the DMA controller just switched to the - * next toggle but the interrupt hasn't been serviced yet. - * The former case is straight forward. In the later case, - * we'll do like if DMA is just at the end of the previous - * toggle since all registers haven't been reset yet. - * This goes around the edge case and since we're always - * a little behind anyways it shouldn't make a big difference. - * If DMA has been stopped prior calling this then the - * position is exact. - */ - status = regs->RdDCSR; - if ((!(status & DCSR_BIU) && (status & DCSR_STRTA)) || - ( (status & DCSR_BIU) && !(status & DCSR_STRTB))) - return regs->DBSA; - else - return regs->DBSB; -} - - -/** - * sa1100_reset_dma - reset a DMA channel - * @regs: identifier for the channel to use - * - * This function resets and reconfigure the given DMA channel. This is - * particularly useful after a sleep/wakeup event. - * - * The @regs identifier is provided by a successful call to - * sa1100_request_dma(). - **/ - -void sa1100_reset_dma(dma_regs_t *regs) -{ - int i; - - for (i = 0; i < SA1100_DMA_CHANNELS; i++) - if (regs == (dma_regs_t *)&DDAR(i)) - break; - if (i >= SA1100_DMA_CHANNELS) { - printk(KERN_ERR "%s: bad DMA identifier\n", __func__); - return; - } - - regs->ClrDCSR = - (DCSR_DONEA | DCSR_DONEB | DCSR_STRTA | DCSR_STRTB | - DCSR_IE | DCSR_ERROR | DCSR_RUN); - regs->DDAR = dma_chan[i].device; -} - - -EXPORT_SYMBOL(sa1100_request_dma); -EXPORT_SYMBOL(sa1100_free_dma); -EXPORT_SYMBOL(sa1100_start_dma); -EXPORT_SYMBOL(sa1100_get_dma_pos); -EXPORT_SYMBOL(sa1100_reset_dma); - diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c index 9cb4062b1e9b..0296d69622ac 100644 --- a/arch/arm/mach-sa1100/generic.c +++ b/arch/arm/mach-sa1100/generic.c @@ -14,6 +14,7 @@ #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> @@ -151,16 +152,8 @@ 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; @@ -177,16 +170,8 @@ 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 = { @@ -197,16 +182,8 @@ 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 = { @@ -217,16 +194,8 @@ 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_IRQ(IRQ_Ser4MCP), }; static u64 sa11x0mcp_dma_mask = 0xffffffffUL; @@ -248,16 +217,8 @@ void sa11x0_register_mcp(struct mcp_plat_data *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; @@ -274,16 +235,8 @@ 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 = { @@ -321,23 +274,10 @@ 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 = { @@ -357,6 +297,29 @@ static struct platform_device sa11x0rtc_device = { .id = -1, }; +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, @@ -364,6 +327,7 @@ static struct platform_device *sa11x0_devices[] __initdata = { &sa11x0ssp_device, &sa11x0pcmcia_device, &sa11x0rtc_device, + &sa11x0dma_device, }; static int __init sa1100_init(void) @@ -428,7 +392,7 @@ 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; @@ -447,7 +411,7 @@ 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; diff --git a/arch/arm/mach-sa1100/h3xxx.c b/arch/arm/mach-sa1100/h3xxx.c index b0784c974c2d..63150e1ffe9e 100644 --- a/arch/arm/mach-sa1100/h3xxx.c +++ b/arch/arm/mach-sa1100/h3xxx.c @@ -109,11 +109,8 @@ static struct flash_platform_data h3xxx_flash_data = { .nr_parts = ARRAY_SIZE(h3xxx_partitions), }; -static struct resource h3xxx_flash_resource = { - .start = SA1100_CS0_PHYS, - .end = SA1100_CS0_PHYS + SZ_32M - 1, - .flags = IORESOURCE_MEM, -}; +static struct resource h3xxx_flash_resource = + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M); /* @@ -186,11 +183,7 @@ static struct sa1100_port_fns h3xxx_port_fns __initdata = { */ static struct resource egpio_resources[] = { - [0] = { - .start = H3600_EGPIO_PHYS, - .end = H3600_EGPIO_PHYS + 0x4 - 1, - .flags = IORESOURCE_MEM, - }, + [0] = DEFINE_RES_MEM(H3600_EGPIO_PHYS, 0x4), }; static struct htc_egpio_chip egpio_chips[] = { diff --git a/arch/arm/mach-sa1100/hackkit.c b/arch/arm/mach-sa1100/hackkit.c index c01bb36db940..37d381ad5464 100644 --- a/arch/arm/mach-sa1100/hackkit.c +++ b/arch/arm/mach-sa1100/hackkit.c @@ -179,11 +179,8 @@ static struct flash_platform_data hackkit_flash_data = { .nr_parts = ARRAY_SIZE(hackkit_partitions), }; -static struct resource hackkit_flash_resource = { - .start = SA1100_CS0_PHYS, - .end = SA1100_CS0_PHYS + SZ_32M, - .flags = IORESOURCE_MEM, -}; +static struct resource hackkit_flash_resource = + DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_32M); static void __init hackkit_init(void) { diff --git a/arch/arm/mach-sa1100/include/mach/SA-1100.h b/arch/arm/mach-sa1100/include/mach/SA-1100.h index 3a4d4e067ed8..3f2d1b60188c 100644 --- a/arch/arm/mach-sa1100/include/mach/SA-1100.h +++ b/arch/arm/mach-sa1100/include/mach/SA-1100.h @@ -1590,224 +1590,9 @@ /* * Direct Memory Access (DMA) control registers - * - * Registers - * DDAR0 Direct Memory Access (DMA) Device Address Register - * channel 0 (read/write). - * DCSR0 Direct Memory Access (DMA) Control and Status - * Register channel 0 (read/write). - * DBSA0 Direct Memory Access (DMA) Buffer Start address - * register A channel 0 (read/write). - * DBTA0 Direct Memory Access (DMA) Buffer Transfer count - * register A channel 0 (read/write). - * DBSB0 Direct Memory Access (DMA) Buffer Start address - * register B channel 0 (read/write). - * DBTB0 Direct Memory Access (DMA) Buffer Transfer count - * register B channel 0 (read/write). - * - * DDAR1 Direct Memory Access (DMA) Device Address Register - * channel 1 (read/write). - * DCSR1 Direct Memory Access (DMA) Control and Status - * Register channel 1 (read/write). - * DBSA1 Direct Memory Access (DMA) Buffer Start address - * register A channel 1 (read/write). - * DBTA1 Direct Memory Access (DMA) Buffer Transfer count - * register A channel 1 (read/write). - * DBSB1 Direct Memory Access (DMA) Buffer Start address - * register B channel 1 (read/write). - * DBTB1 Direct Memory Access (DMA) Buffer Transfer count - * register B channel 1 (read/write). - * - * DDAR2 Direct Memory Access (DMA) Device Address Register - * channel 2 (read/write). - * DCSR2 Direct Memory Access (DMA) Control and Status - * Register channel 2 (read/write). - * DBSA2 Direct Memory Access (DMA) Buffer Start address - * register A channel 2 (read/write). - * DBTA2 Direct Memory Access (DMA) Buffer Transfer count - * register A channel 2 (read/write). - * DBSB2 Direct Memory Access (DMA) Buffer Start address - * register B channel 2 (re |