diff options
Diffstat (limited to 'arch/arm/mach-davinci/serial.c')
| -rw-r--r-- | arch/arm/mach-davinci/serial.c | 74 | 
1 files changed, 10 insertions, 64 deletions
diff --git a/arch/arm/mach-davinci/serial.c b/arch/arm/mach-davinci/serial.c index 69507579652..c530c7333d0 100644 --- a/arch/arm/mach-davinci/serial.c +++ b/arch/arm/mach-davinci/serial.c @@ -33,6 +33,8 @@  #include <mach/serial.h>  #include <mach/irqs.h>  #include <mach/cputype.h> +#include <mach/common.h> +  #include "clock.h"  static inline unsigned int serial_read_reg(struct plat_serial8250_port *up, @@ -49,44 +51,6 @@ static inline void serial_write_reg(struct plat_serial8250_port *p, int offset,  	__raw_writel(value, IO_ADDRESS(p->mapbase) + offset);  } -static struct plat_serial8250_port serial_platform_data[] = { -	{ -		.mapbase	= DAVINCI_UART0_BASE, -		.irq		= IRQ_UARTINT0, -		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | -				  UPF_IOREMAP, -		.iotype		= UPIO_MEM, -		.regshift	= 2, -	}, -	{ -		.mapbase	= DAVINCI_UART1_BASE, -		.irq		= IRQ_UARTINT1, -		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | -				  UPF_IOREMAP, -		.iotype		= UPIO_MEM, -		.regshift	= 2, -	}, -	{ -		.mapbase	= DAVINCI_UART2_BASE, -		.irq		= IRQ_UARTINT2, -		.flags		= UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | -				  UPF_IOREMAP, -		.iotype		= UPIO_MEM, -		.regshift	= 2, -	}, -	{ -		.flags		= 0 -	}, -}; - -static struct platform_device serial_device = { -	.name			= "serial8250", -	.id			= PLAT8250_DEV_PLATFORM, -	.dev			= { -		.platform_data	= serial_platform_data, -	}, -}; -  static void __init davinci_serial_reset(struct plat_serial8250_port *p)  {  	unsigned int pwremu = 0; @@ -106,35 +70,22 @@ static void __init davinci_serial_reset(struct plat_serial8250_port *p)  				 UART_DM646X_SCR_TX_WATERMARK);  } -void __init davinci_serial_init(struct davinci_uart_config *info) +int __init davinci_serial_init(struct davinci_uart_config *info)  {  	int i;  	char name[16];  	struct clk *uart_clk; -	struct device *dev = &serial_device.dev; +	struct davinci_soc_info *soc_info = &davinci_soc_info; +	struct device *dev = &soc_info->serial_dev->dev; +	struct plat_serial8250_port *p = dev->platform_data;  	/*  	 * Make sure the serial ports are muxed on at this point. -	 * You have to mux them off in device drivers later on -	 * if not needed. +	 * You have to mux them off in device drivers later on if not needed.  	 */ -	for (i = 0; i < DAVINCI_MAX_NR_UARTS; i++) { -		struct plat_serial8250_port *p = serial_platform_data + i; - -		if (!(info->enabled_uarts & (1 << i))) { -			p->flags = 0; +	for (i = 0; i < DAVINCI_MAX_NR_UARTS; i++, p++) { +		if (!(info->enabled_uarts & (1 << i)))  			continue; -		} - -		if (cpu_is_davinci_dm646x()) -			p->iotype = UPIO_MEM32; - -		if (cpu_is_davinci_dm355()) { -			if (i == 2) { -				p->mapbase = (unsigned long)DM355_UART2_BASE; -				p->irq = IRQ_DM355_UARTINT2; -			} -		}  		sprintf(name, "uart%d", i);  		uart_clk = clk_get(dev, name); @@ -147,11 +98,6 @@ void __init davinci_serial_init(struct davinci_uart_config *info)  			davinci_serial_reset(p);  		}  	} -} -static int __init davinci_init(void) -{ -	return platform_device_register(&serial_device); +	return platform_device_register(soc_info->serial_dev);  } - -arch_initcall(davinci_init);  |