diff options
Diffstat (limited to 'arch/arm/plat-s3c64xx/dev-uart.c')
-rw-r--r-- | arch/arm/plat-s3c64xx/dev-uart.c | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/arch/arm/plat-s3c64xx/dev-uart.c b/arch/arm/plat-s3c64xx/dev-uart.c new file mode 100644 index 0000000..62c11a6 --- /dev/null +++ b/arch/arm/plat-s3c64xx/dev-uart.c @@ -0,0 +1,176 @@ +/* linux/arch/arm/plat-s3c64xx/dev-uart.c + * + * Copyright 2008 Openmoko, Inc. + * Copyright 2008 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * http://armlinux.simtec.co.uk/ + * + * Base S3C64XX UART resource and device definitions + * + * 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/kernel.h> +#include <linux/types.h> +#include <linux/interrupt.h> +#include <linux/list.h> +#include <linux/platform_device.h> + +#include <asm/mach/arch.h> +#include <asm/mach/irq.h> +#include <mach/hardware.h> +#include <mach/map.h> + +#include <plat/devs.h> + +/* Serial port registrations */ + +/* 64xx uarts are closer together */ + +static struct resource s3c64xx_uart0_resource[] = { + [0] = { + .start = S3C_PA_UART0, + .end = S3C_PA_UART0 + 0x100, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_S3CUART_RX0, + .end = IRQ_S3CUART_RX0, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = IRQ_S3CUART_TX0, + .end = IRQ_S3CUART_TX0, + .flags = IORESOURCE_IRQ, + + }, + [3] = { + .start = IRQ_S3CUART_ERR0, + .end = IRQ_S3CUART_ERR0, + .flags = IORESOURCE_IRQ, + } +}; + +static struct resource s3c64xx_uart1_resource[] = { + [0] = { + .start = S3C_PA_UART1, + .end = S3C_PA_UART1 + 0x100, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_S3CUART_RX1, + .end = IRQ_S3CUART_RX1, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = IRQ_S3CUART_TX1, + .end = IRQ_S3CUART_TX1, + .flags = IORESOURCE_IRQ, + + }, + [3] = { + .start = IRQ_S3CUART_ERR1, + .end = IRQ_S3CUART_ERR1, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource s3c6xx_uart2_resource[] = { + [0] = { + .start = S3C_PA_UART2, + .end = S3C_PA_UART2 + 0x100, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_S3CUART_RX2, + .end = IRQ_S3CUART_RX2, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = IRQ_S3CUART_TX2, + .end = IRQ_S3CUART_TX2, + .flags = IORESOURCE_IRQ, + + }, + [3] = { + .start = IRQ_S3CUART_ERR2, + .end = IRQ_S3CUART_ERR2, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource s3c64xx_uart3_resource[] = { + [0] = { + .start = S3C_PA_UART3, + .end = S3C_PA_UART3 + 0x100, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = IRQ_S3CUART_RX3, + .end = IRQ_S3CUART_RX3, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = IRQ_S3CUART_TX3, + .end = IRQ_S3CUART_TX3, + .flags = IORESOURCE_IRQ, + + }, + [3] = { + .start = IRQ_S3CUART_ERR3, + .end = IRQ_S3CUART_ERR3, + .flags = IORESOURCE_IRQ, + }, +}; + + +struct s3c24xx_uart_resources s3c64xx_uart_resources[] __initdata = { + [0] = { + .resources = s3c64xx_uart0_resource, + .nr_resources = ARRAY_SIZE(s3c64xx_uart0_resource), + }, + [1] = { + .resources = s3c64xx_uart1_resource, + .nr_resources = ARRAY_SIZE(s3c64xx_uart1_resource), + }, + [2] = { + .resources = s3c6xx_uart2_resource, + .nr_resources = ARRAY_SIZE(s3c6xx_uart2_resource), + }, + [3] = { + .resources = s3c64xx_uart3_resource, + .nr_resources = ARRAY_SIZE(s3c64xx_uart3_resource), + }, +}; + +/* uart devices */ + +static struct platform_device s3c24xx_uart_device0 = { + .id = 0, +}; + +static struct platform_device s3c24xx_uart_device1 = { + .id = 1, +}; + +static struct platform_device s3c24xx_uart_device2 = { + .id = 2, +}; + +static struct platform_device s3c24xx_uart_device3 = { + .id = 3, +}; + +struct platform_device *s3c24xx_uart_src[4] = { + &s3c24xx_uart_device0, + &s3c24xx_uart_device1, + &s3c24xx_uart_device2, + &s3c24xx_uart_device3, +}; + +struct platform_device *s3c24xx_uart_devs[4] = { +}; + |