aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-at91/at91sam9260_devices.c
diff options
context:
space:
mode:
authorAndrew Victor <linux@maxim.org.za>2008-01-23 09:13:53 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-01-26 15:00:31 +0000
commitc6686ff9df086f9473663c2e61c1173c56788b2e (patch)
tree47604c8f08bfe1dc50595e65cf40ec02fdccedbc /arch/arm/mach-at91/at91sam9260_devices.c
parent884f5a6a8dc8646d5904f166adf3c558be57e1ab (diff)
[ARM] 4753/1: [AT91] Use DMA_BIT_MASK
Replace hard-coded DMA mask (0xffffffff) with DMA_BIT_MASK(32) as defined in dma-mapping.h. Set "dma_mask" field for the UART platform_devices. Signed-off-by: Andrew Victor <linux@maxim.org.za> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-at91/at91sam9260_devices.c')
-rw-r--r--arch/arm/mach-at91/at91sam9260_devices.c70
1 files changed, 46 insertions, 24 deletions
diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
index 1533556fb87..c34fde362ad 100644
--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -12,6 +12,7 @@
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
+#include <linux/dma-mapping.h>
#include <linux/platform_device.h>
#include <linux/i2c-gpio.h>
@@ -29,7 +30,7 @@
* -------------------------------------------------------------------- */
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
-static u64 ohci_dmamask = 0xffffffffUL;
+static u64 ohci_dmamask = DMA_BIT_MASK(32);
static struct at91_usbh_data usbh_data;
static struct resource usbh_resources[] = {
@@ -50,7 +51,7 @@ static struct platform_device at91_usbh_device = {
.id = -1,
.dev = {
.dma_mask = &ohci_dmamask,
- .coherent_dma_mask = 0xffffffff,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &usbh_data,
},
.resource = usbh_resources,
@@ -125,7 +126,7 @@ void __init at91_add_device_udc(struct at91_udc_data *data) {}
* -------------------------------------------------------------------- */
#if defined(CONFIG_MACB) || defined(CONFIG_MACB_MODULE)
-static u64 eth_dmamask = 0xffffffffUL;
+static u64 eth_dmamask = DMA_BIT_MASK(32);
static struct at91_eth_data eth_data;
static struct resource eth_resources[] = {
@@ -146,7 +147,7 @@ static struct platform_device at91sam9260_eth_device = {
.id = -1,
.dev = {
.dma_mask = &eth_dmamask,
- .coherent_dma_mask = 0xffffffff,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &eth_data,
},
.resource = eth_resources,
@@ -199,7 +200,7 @@ void __init at91_add_device_eth(struct at91_eth_data *data) {}
* -------------------------------------------------------------------- */
#if defined(CONFIG_MMC_AT91) || defined(CONFIG_MMC_AT91_MODULE)
-static u64 mmc_dmamask = 0xffffffffUL;
+static u64 mmc_dmamask = DMA_BIT_MASK(32);
static struct at91_mmc_data mmc_data;
static struct resource mmc_resources[] = {
@@ -220,7 +221,7 @@ static struct platform_device at91sam9260_mmc_device = {
.id = -1,
.dev = {
.dma_mask = &mmc_dmamask,
- .coherent_dma_mask = 0xffffffff,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
.platform_data = &mmc_data,
},
.resource = mmc_resources,
@@ -431,7 +432,7 @@ void __init at91_add_device_i2c(struct i2c_board_info *devices, int nr_devices)
* -------------------------------------------------------------------- */
#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
-static u64 spi_dmamask = 0xffffffffUL;
+static u64 spi_dmamask = DMA_BIT_MASK(32);
static struct resource spi0_resources[] = {
[0] = {
@@ -451,7 +452,7 @@ static struct platform_device at91sam9260_spi0_device = {
.id = 0,
.dev = {
.dma_mask = &spi_dmamask,
- .coherent_dma_mask = 0xffffffff,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
},
.resource = spi0_resources,
.num_resources = ARRAY_SIZE(spi0_resources),
@@ -477,7 +478,7 @@ static struct platform_device at91sam9260_spi1_device = {
.id = 1,
.dev = {
.dma_mask = &spi_dmamask,
- .coherent_dma_mask = 0xffffffff,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
},
.resource = spi1_resources,
.num_resources = ARRAY_SIZE(spi1_resources),
@@ -628,12 +629,15 @@ static struct atmel_uart_data dbgu_data = {
.regs = (void __iomem *)(AT91_VA_BASE_SYS + AT91_DBGU),
};
+static u64 dbgu_dmamask = DMA_BIT_MASK(32);
+
static struct platform_device at91sam9260_dbgu_device = {
.name = "atmel_usart",
.id = 0,
.dev = {
- .platform_data = &dbgu_data,
- .coherent_dma_mask = 0xffffffff,
+ .dma_mask = &dbgu_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &dbgu_data,
},
.resource = dbgu_resources,
.num_resources = ARRAY_SIZE(dbgu_resources),
@@ -663,12 +667,15 @@ static struct atmel_uart_data uart0_data = {
.use_dma_rx = 1,
};
+static u64 uart0_dmamask = DMA_BIT_MASK(32);
+
static struct platform_device at91sam9260_uart0_device = {
.name = "atmel_usart",
.id = 1,
.dev = {
- .platform_data = &uart0_data,
- .coherent_dma_mask = 0xffffffff,
+ .dma_mask = &uart0_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &uart0_data,
},
.resource = uart0_resources,
.num_resources = ARRAY_SIZE(uart0_resources),
@@ -704,12 +711,15 @@ static struct atmel_uart_data uart1_data = {
.use_dma_rx = 1,
};
+static u64 uart1_dmamask = DMA_BIT_MASK(32);
+
static struct platform_device at91sam9260_uart1_device = {
.name = "atmel_usart",
.id = 2,
.dev = {
- .platform_data = &uart1_data,
- .coherent_dma_mask = 0xffffffff,
+ .dma_mask = &uart1_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &uart1_data,
},
.resource = uart1_resources,
.num_resources = ARRAY_SIZE(uart1_resources),
@@ -741,12 +751,15 @@ static struct atmel_uart_data uart2_data = {
.use_dma_rx = 1,
};
+static u64 uart2_dmamask = DMA_BIT_MASK(32);
+
static struct platform_device at91sam9260_uart2_device = {
.name = "atmel_usart",
.id = 3,
.dev = {
- .platform_data = &uart2_data,
- .coherent_dma_mask = 0xffffffff,
+ .dma_mask = &uart2_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &uart2_data,
},
.resource = uart2_resources,
.num_resources = ARRAY_SIZE(uart2_resources),
@@ -776,12 +789,15 @@ static struct atmel_uart_data uart3_data = {
.use_dma_rx = 1,
};
+static u64 uart3_dmamask = DMA_BIT_MASK(32);
+
static struct platform_device at91sam9260_uart3_device = {
.name = "atmel_usart",
.id = 4,
.dev = {
- .platform_data = &uart3_data,
- .coherent_dma_mask = 0xffffffff,
+ .dma_mask = &uart3_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &uart3_data,
},
.resource = uart3_resources,
.num_resources = ARRAY_SIZE(uart3_resources),
@@ -811,12 +827,15 @@ static struct atmel_uart_data uart4_data = {
.use_dma_rx = 1,
};
+static u64 uart4_dmamask = DMA_BIT_MASK(32);
+
static struct platform_device at91sam9260_uart4_device = {
.name = "atmel_usart",
.id = 5,
.dev = {
- .platform_data = &uart4_data,
- .coherent_dma_mask = 0xffffffff,
+ .dma_mask = &uart4_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &uart4_data,
},
.resource = uart4_resources,
.num_resources = ARRAY_SIZE(uart4_resources),
@@ -846,12 +865,15 @@ static struct atmel_uart_data uart5_data = {
.use_dma_rx = 1,
};
+static u64 uart5_dmamask = DMA_BIT_MASK(32);
+
static struct platform_device at91sam9260_uart5_device = {
.name = "atmel_usart",
.id = 6,
.dev = {
- .platform_data = &uart5_data,
- .coherent_dma_mask = 0xffffffff,
+ .dma_mask = &uart5_dmamask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ .platform_data = &uart5_data,
},
.resource = uart5_resources,
.num_resources = ARRAY_SIZE(uart5_resources),
@@ -863,7 +885,7 @@ static inline void configure_usart5_pins(void)
at91_set_A_periph(AT91_PIN_PB13, 0); /* RXD5 */
}
-struct platform_device *at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
+static struct platform_device *at91_uarts[ATMEL_MAX_UART]; /* the UARTs to use */
struct platform_device *atmel_default_console_device; /* the serial console device */
void __init at91_init_serial(struct at91_uart_config *config)