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Diffstat (limited to 'arch/blackfin/mach-bf533/boards/blackstamp.c')
-rw-r--r--arch/blackfin/mach-bf533/boards/blackstamp.c87
1 files changed, 44 insertions, 43 deletions
diff --git a/arch/blackfin/mach-bf533/boards/blackstamp.c b/arch/blackfin/mach-bf533/boards/blackstamp.c
index 20c102285be..0ccf0cf4daa 100644
--- a/arch/blackfin/mach-bf533/boards/blackstamp.c
+++ b/arch/blackfin/mach-bf533/boards/blackstamp.c
@@ -20,19 +20,19 @@
#include <linux/spi/spi.h>
#include <linux/spi/flash.h>
#include <linux/irq.h>
+#include <linux/gpio.h>
#include <linux/i2c.h>
#include <asm/dma.h>
#include <asm/bfin5xx_spi.h>
#include <asm/portmux.h>
#include <asm/dpmc.h>
-#include <mach/fio_flag.h>
/*
* Name the Board for the /proc/cpuinfo
*/
const char bfin_board_name[] = "BlackStamp";
-#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
+#if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
static struct platform_device rtc_device = {
.name = "rtc-bfin",
.id = -1,
@@ -42,7 +42,7 @@ static struct platform_device rtc_device = {
/*
* Driver needs to know address, irq and flag pin.
*/
-#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
+#if IS_ENABLED(CONFIG_SMC91X)
#include <linux/smc91x.h>
static struct smc91x_platdata smc91x_info = {
@@ -75,7 +75,7 @@ static struct platform_device smc91x_device = {
};
#endif
-#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
+#if IS_ENABLED(CONFIG_MTD_M25P80)
static struct mtd_partition bfin_spi_flash_partitions[] = {
{
.name = "bootloader(spi)",
@@ -103,26 +103,17 @@ static struct flash_platform_data bfin_spi_flash_data = {
/* SPI flash chip (m25p64) */
static struct bfin5xx_spi_chip spi_flash_chip_info = {
.enable_dma = 0, /* use dma transfer with this chip*/
- .bits_per_word = 8,
};
#endif
-#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
+#if IS_ENABLED(CONFIG_MMC_SPI)
static struct bfin5xx_spi_chip mmc_spi_chip_info = {
.enable_dma = 0,
- .bits_per_word = 8,
-};
-#endif
-
-#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
-static struct bfin5xx_spi_chip spidev_chip_info = {
- .enable_dma = 0,
- .bits_per_word = 8,
};
#endif
static struct spi_board_info bfin_spi_board_info[] __initdata = {
-#if defined(CONFIG_MTD_M25P80) || defined(CONFIG_MTD_M25P80_MODULE)
+#if IS_ENABLED(CONFIG_MTD_M25P80)
{
/* the modalias must be the same as spi device driver name */
.modalias = "m25p80", /* Name of spi_driver for this device */
@@ -135,7 +126,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = {
},
#endif
-#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE)
+#if IS_ENABLED(CONFIG_MMC_SPI)
{
.modalias = "mmc_spi",
.max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */
@@ -146,18 +137,17 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = {
},
#endif
-#if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
+#if IS_ENABLED(CONFIG_SPI_SPIDEV)
{
.modalias = "spidev",
.max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
.bus_num = 0,
.chip_select = 7,
- .controller_data = &spidev_chip_info,
},
#endif
};
-#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
+#if IS_ENABLED(CONFIG_SPI_BFIN5XX)
/* SPI (0) */
static struct resource bfin_spi0_resource[] = {
[0] = {
@@ -195,7 +185,7 @@ static struct platform_device bfin_spi0_device = {
};
#endif /* spi master and devices */
-#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
+#if IS_ENABLED(CONFIG_SERIAL_BFIN)
#ifdef CONFIG_SERIAL_BFIN_UART0
static struct resource bfin_uart0_resources[] = {
{
@@ -204,8 +194,13 @@ static struct resource bfin_uart0_resources[] = {
.flags = IORESOURCE_MEM,
},
{
+ .start = IRQ_UART0_TX,
+ .end = IRQ_UART0_TX,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
.start = IRQ_UART0_RX,
- .end = IRQ_UART0_RX + 1,
+ .end = IRQ_UART0_RX,
.flags = IORESOURCE_IRQ,
},
{
@@ -225,7 +220,7 @@ static struct resource bfin_uart0_resources[] = {
},
};
-unsigned short bfin_uart0_peripherals[] = {
+static unsigned short bfin_uart0_peripherals[] = {
P_UART0_TX, P_UART0_RX, 0
};
@@ -241,7 +236,7 @@ static struct platform_device bfin_uart0_device = {
#endif
#endif
-#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
+#if IS_ENABLED(CONFIG_BFIN_SIR)
#ifdef CONFIG_BFIN_SIR0
static struct resource bfin_sir0_resources[] = {
{
@@ -270,7 +265,7 @@ static struct platform_device bfin_sir0_device = {
#endif
#endif
-#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
+#if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
#ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
static struct resource bfin_sport0_uart_resources[] = {
{
@@ -290,9 +285,9 @@ static struct resource bfin_sport0_uart_resources[] = {
},
};
-unsigned short bfin_sport0_peripherals[] = {
+static unsigned short bfin_sport0_peripherals[] = {
P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
- P_SPORT0_DRPRI, P_SPORT0_RSCLK, P_SPORT0_DRSEC, P_SPORT0_DTSEC, 0
+ P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0
};
static struct platform_device bfin_sport0_uart_device = {
@@ -324,9 +319,9 @@ static struct resource bfin_sport1_uart_resources[] = {
},
};
-unsigned short bfin_sport1_peripherals[] = {
+static unsigned short bfin_sport1_peripherals[] = {
P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS,
- P_SPORT1_DRPRI, P_SPORT1_RSCLK, P_SPORT1_DRSEC, P_SPORT1_DTSEC, 0
+ P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0
};
static struct platform_device bfin_sport1_uart_device = {
@@ -341,7 +336,7 @@ static struct platform_device bfin_sport1_uart_device = {
#endif
#endif
-#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+#if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
#include <linux/input.h>
#include <linux/gpio_keys.h>
@@ -364,7 +359,7 @@ static struct platform_device bfin_device_gpiokeys = {
};
#endif
-#if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
+#if IS_ENABLED(CONFIG_I2C_GPIO)
#include <linux/i2c-gpio.h>
static struct i2c_gpio_platform_data i2c_gpio_data = {
@@ -419,32 +414,32 @@ static struct platform_device *stamp_devices[] __initdata = {
&bfin_dpmc,
-#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
+#if IS_ENABLED(CONFIG_RTC_DRV_BFIN)
&rtc_device,
#endif
-#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
+#if IS_ENABLED(CONFIG_SMC91X)
&smc91x_device,
#endif
-#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
+#if IS_ENABLED(CONFIG_SPI_BFIN5XX)
&bfin_spi0_device,
#endif
-#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
+#if IS_ENABLED(CONFIG_SERIAL_BFIN)
#ifdef CONFIG_SERIAL_BFIN_UART0
&bfin_uart0_device,
#endif
#endif
-#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
+#if IS_ENABLED(CONFIG_BFIN_SIR)
#ifdef CONFIG_BFIN_SIR0
&bfin_sir0_device,
#endif
#endif
-#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
+#if IS_ENABLED(CONFIG_SERIAL_BFIN_SPORT)
#ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
&bfin_sport0_uart_device,
#endif
@@ -453,11 +448,11 @@ static struct platform_device *stamp_devices[] __initdata = {
#endif
#endif
-#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+#if IS_ENABLED(CONFIG_KEYBOARD_GPIO)
&bfin_device_gpiokeys,
#endif
-#if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
+#if IS_ENABLED(CONFIG_I2C_GPIO)
&i2c_gpio_device,
#endif
};
@@ -475,11 +470,17 @@ static int __init blackstamp_init(void)
if (ret < 0)
return ret;
-#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
- /* setup BF533_STAMP CPLD to route AMS3 to Ethernet MAC */
- bfin_write_FIO_DIR(bfin_read_FIO_DIR() | PF0);
- bfin_write_FIO_FLAG_S(PF0);
- SSYNC();
+#if IS_ENABLED(CONFIG_SMC91X)
+ /*
+ * setup BF533_STAMP CPLD to route AMS3 to Ethernet MAC.
+ * the bfin-async-map driver takes care of flipping between
+ * flash and ethernet when necessary.
+ */
+ ret = gpio_request(GPIO_PF0, "enet_cpld");
+ if (!ret) {
+ gpio_direction_output(GPIO_PF0, 1);
+ gpio_free(GPIO_PF0);
+ }
#endif
spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));