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https://github.com/torvalds/linux
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171c067c1a
Actually, the base address of uart is different between EXYNOS4 and EXYNOS5 and this patch enables to support uart for EXYNOS4 and EXYNOS5 SoCs at runtime. Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
79 lines
2 KiB
C
79 lines
2 KiB
C
/*
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* Copyright (c) 2012 Samsung Electronics Co., Ltd.
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* http://www.samsung.com
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*
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* Base EXYNOS UART resource and device definitions
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/interrupt.h>
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#include <linux/list.h>
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#include <linux/ioport.h>
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#include <linux/platform_device.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/irq.h>
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#include <mach/hardware.h>
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#include <mach/map.h>
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#include <plat/devs.h>
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#define EXYNOS_UART_RESOURCE(_series, _nr) \
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static struct resource exynos##_series##_uart##_nr##_resource[] = { \
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[0] = DEFINE_RES_MEM(EXYNOS##_series##_PA_UART##_nr, EXYNOS##_series##_SZ_UART), \
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[1] = DEFINE_RES_IRQ(EXYNOS##_series##_IRQ_UART##_nr), \
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};
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EXYNOS_UART_RESOURCE(4, 0)
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EXYNOS_UART_RESOURCE(4, 1)
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EXYNOS_UART_RESOURCE(4, 2)
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EXYNOS_UART_RESOURCE(4, 3)
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struct s3c24xx_uart_resources exynos4_uart_resources[] __initdata = {
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[0] = {
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.resources = exynos4_uart0_resource,
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.nr_resources = ARRAY_SIZE(exynos4_uart0_resource),
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},
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[1] = {
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.resources = exynos4_uart1_resource,
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.nr_resources = ARRAY_SIZE(exynos4_uart1_resource),
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},
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[2] = {
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.resources = exynos4_uart2_resource,
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.nr_resources = ARRAY_SIZE(exynos4_uart2_resource),
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},
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[3] = {
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.resources = exynos4_uart3_resource,
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.nr_resources = ARRAY_SIZE(exynos4_uart3_resource),
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},
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};
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EXYNOS_UART_RESOURCE(5, 0)
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EXYNOS_UART_RESOURCE(5, 1)
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EXYNOS_UART_RESOURCE(5, 2)
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EXYNOS_UART_RESOURCE(5, 3)
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struct s3c24xx_uart_resources exynos5_uart_resources[] __initdata = {
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[0] = {
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.resources = exynos5_uart0_resource,
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.nr_resources = ARRAY_SIZE(exynos5_uart0_resource),
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},
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[1] = {
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.resources = exynos5_uart1_resource,
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.nr_resources = ARRAY_SIZE(exynos5_uart0_resource),
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},
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[2] = {
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.resources = exynos5_uart2_resource,
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.nr_resources = ARRAY_SIZE(exynos5_uart2_resource),
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},
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[3] = {
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.resources = exynos5_uart3_resource,
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.nr_resources = ARRAY_SIZE(exynos5_uart3_resource),
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},
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};
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