linux_dsm_epyc7002/arch/arm/plat-s5p/dev-uart.c
Kukjin Kim 03843a1294 ARM: S5P6442: Add serial port support
This patch adds UART serial port support for S5P6442.

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2010-02-24 01:52:19 +00:00

140 lines
2.9 KiB
C

/* linux/arch/arm/plat-s5p/dev-uart.c
*
* Copyright (c) 2009 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* Base S5P 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 */
static struct resource s5p_uart0_resource[] = {
[0] = {
.start = S5P_PA_UART0,
.end = S5P_PA_UART0 + S5P_SZ_UART,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_S5P_UART_RX0,
.end = IRQ_S5P_UART_RX0,
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = IRQ_S5P_UART_TX0,
.end = IRQ_S5P_UART_TX0,
.flags = IORESOURCE_IRQ,
},
[3] = {
.start = IRQ_S5P_UART_ERR0,
.end = IRQ_S5P_UART_ERR0,
.flags = IORESOURCE_IRQ,
}
};
static struct resource s5p_uart1_resource[] = {
[0] = {
.start = S5P_PA_UART1,
.end = S5P_PA_UART1 + S5P_SZ_UART,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_S5P_UART_RX1,
.end = IRQ_S5P_UART_RX1,
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = IRQ_S5P_UART_TX1,
.end = IRQ_S5P_UART_TX1,
.flags = IORESOURCE_IRQ,
},
[3] = {
.start = IRQ_S5P_UART_ERR1,
.end = IRQ_S5P_UART_ERR1,
.flags = IORESOURCE_IRQ,
},
};
static struct resource s5p_uart2_resource[] = {
[0] = {
.start = S5P_PA_UART2,
.end = S5P_PA_UART2 + S5P_SZ_UART,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_S5P_UART_RX2,
.end = IRQ_S5P_UART_RX2,
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = IRQ_S5P_UART_TX2,
.end = IRQ_S5P_UART_TX2,
.flags = IORESOURCE_IRQ,
},
[3] = {
.start = IRQ_S5P_UART_ERR2,
.end = IRQ_S5P_UART_ERR2,
.flags = IORESOURCE_IRQ,
},
};
static struct resource s5p_uart3_resource[] = {
#if CONFIG_SERIAL_SAMSUNG_UARTS > 3
[0] = {
.start = S5P_PA_UART3,
.end = S5P_PA_UART3 + S5P_SZ_UART,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_S5P_UART_RX3,
.end = IRQ_S5P_UART_RX3,
.flags = IORESOURCE_IRQ,
},
[2] = {
.start = IRQ_S5P_UART_TX3,
.end = IRQ_S5P_UART_TX3,
.flags = IORESOURCE_IRQ,
},
[3] = {
.start = IRQ_S5P_UART_ERR3,
.end = IRQ_S5P_UART_ERR3,
.flags = IORESOURCE_IRQ,
},
#endif
};
struct s3c24xx_uart_resources s5p_uart_resources[] __initdata = {
[0] = {
.resources = s5p_uart0_resource,
.nr_resources = ARRAY_SIZE(s5p_uart0_resource),
},
[1] = {
.resources = s5p_uart1_resource,
.nr_resources = ARRAY_SIZE(s5p_uart1_resource),
},
[2] = {
.resources = s5p_uart2_resource,
.nr_resources = ARRAY_SIZE(s5p_uart2_resource),
},
[3] = {
.resources = s5p_uart3_resource,
.nr_resources = ARRAY_SIZE(s5p_uart3_resource),
},
};