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author | Javier Herrero <jherrero@hvsistemas.es> | 2007-12-21 18:26:44 +0800 |
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committer | Bryan Wu <bryan.wu@analog.com> | 2007-12-21 18:26:44 +0800 |
commit | fb96c56de33def1484614c6a3d0fbef76595ce2f (patch) | |
tree | dcc6c97d85d50bbf77908155dee567bb4663a63c /arch/blackfin/mach-bf533 | |
parent | d5c4b5e3b2682a9aac07a43a8a79d3b692b22567 (diff) | |
download | kernel_samsung_smdk4412-fb96c56de33def1484614c6a3d0fbef76595ce2f.zip kernel_samsung_smdk4412-fb96c56de33def1484614c6a3d0fbef76595ce2f.tar.gz kernel_samsung_smdk4412-fb96c56de33def1484614c6a3d0fbef76595ce2f.tar.bz2 |
[Blackfin] arch: Added support for 8250-class UARTs in HV Sistemas H8606 board, modification in 8250.c driver for correct compilation with Blackfin
Signed-off-by: Javier Herrero <jherrero@hvsistemas.es>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
Diffstat (limited to 'arch/blackfin/mach-bf533')
-rw-r--r-- | arch/blackfin/mach-bf533/boards/H8606.c | 51 |
1 files changed, 49 insertions, 2 deletions
diff --git a/arch/blackfin/mach-bf533/boards/H8606.c b/arch/blackfin/mach-bf533/boards/H8606.c index 6bcf404..675fd1c 100644 --- a/arch/blackfin/mach-bf533/boards/H8606.c +++ b/arch/blackfin/mach-bf533/boards/H8606.c @@ -40,6 +40,7 @@ #endif #include <linux/pata_platform.h> #include <linux/irq.h> + #include <asm/dma.h> #include <asm/bfin5xx_spi.h> #include <asm/reboot.h> @@ -303,7 +304,49 @@ static struct platform_device bfin_uart_device = { }; #endif -static struct platform_device *stamp_devices[] __initdata = { +#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE) + +#include <linux/serial_8250.h> +#include <linux/serial.h> + +/* + * Configuration for two 16550 UARTS in FPGA at addresses 0x20200000 and 0x202000010. + * running at half system clock, both with interrupt output or-ed to PF8. Change to + * suit different FPGA configuration, or to suit real 16550 UARTS connected to the bus + */ + +static struct plat_serial8250_port serial8250_platform_data [] = { + { + .membase = 0x20200000, + .mapbase = 0x20200000, + .irq = IRQ_PF8, + .flags = UPF_BOOT_AUTOCONF | UART_CONFIG_TYPE, + .iotype = UPIO_MEM, + .regshift = 1, + .uartclk = 66666667, + }, { + .membase = 0x20200010, + .mapbase = 0x20200010, + .irq = IRQ_PF8, + .flags = UPF_BOOT_AUTOCONF | UART_CONFIG_TYPE, + .iotype = UPIO_MEM, + .regshift = 1, + .uartclk = 66666667, + }, { + } +}; + +static struct platform_device serial8250_device = { + .id = PLAT8250_DEV_PLATFORM, + .name = "serial8250", + .dev = { + .platform_data = serial8250_platform_data, + }, +}; + +#endif + +static struct platform_device *h8606_devices[] __initdata = { #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) &rtc_device, #endif @@ -327,13 +370,17 @@ static struct platform_device *stamp_devices[] __initdata = { #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE) &bfin_uart_device, #endif + +#if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE) + &serial8250_device, +#endif }; static int __init H8606_init(void) { printk(KERN_INFO "HV Sistemas H8606 board support by http://www.hvsistemas.com\n"); printk(KERN_INFO "%s(): registering device resources\n", __FUNCTION__); - platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); + platform_add_devices(h8606_devices, ARRAY_SIZE(h8606_devices)); #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); #endif |