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Commit 52d7aec2 authored by Anson Huang's avatar Anson Huang Committed by Shawn Guo
Browse files

ARM: imx7d: add low level debug uart support 



Add low level uart debug support for imx7d

Signed-off-by: default avatarFrank Li <Frank.Li@freescale.com>
Signed-off-by: default avatarBai Ping <b51503@freescale.com>
Signed-off-by: default avatarAnson Huang <b20788@freescale.com>
Signed-off-by: default avatarShawn Guo <shawn.guo@linaro.org>
parent 666c8844

arch/arm/Kconfig.debug

+11 −2
Original line number Diff line number Diff line
@@ -410,6 +410,13 @@ choice 
		  Say Y here if you want kernel low-level debugging support

		  on i.MX6SX.



	config DEBUG_IMX7D_UART

		bool "i.MX7D Debug UART"

		depends on SOC_IMX7D

		help

		  Say Y here if you want kernel low-level debugging support

		  on i.MX7D.



	config DEBUG_KEYSTONE_UART0

		bool "Kernel low-level debugging on KEYSTONE2 using UART0"

		depends on ARCH_KEYSTONE
@@ -1231,7 +1238,8 @@ config DEBUG_IMX_UART_PORT 
						DEBUG_IMX53_UART || \

						DEBUG_IMX6Q_UART || \

						DEBUG_IMX6SL_UART || \

						DEBUG_IMX6SX_UART

						DEBUG_IMX6SX_UART || \

						DEBUG_IMX7D_UART

	default 1

	depends on ARCH_MXC

	help
@@ -1281,7 +1289,8 @@ config DEBUG_LL_INCLUDE 
				 DEBUG_IMX53_UART ||\

				 DEBUG_IMX6Q_UART || \

				 DEBUG_IMX6SL_UART || \

				 DEBUG_IMX6SX_UART

				 DEBUG_IMX6SX_UART || \

				 DEBUG_IMX7D_UART

	default "debug/ks8695.S" if DEBUG_KS8695_UART

	default "debug/msm.S" if DEBUG_QCOM_UARTDM

	default "debug/netx.S" if DEBUG_NETX_UART

arch/arm/include/debug/imx-uart.h

+14 −1
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2012 Freescale Semiconductor, Inc.

 * Copyright (C) 2012-2015 Freescale Semiconductor, Inc.

 *

 * 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
@@ -90,6 +90,16 @@ 
#define IMX6SX_UART_BASE_ADDR(n) IMX6SX_UART##n##_BASE_ADDR

#define IMX6SX_UART_BASE(n)	IMX6SX_UART_BASE_ADDR(n)



#define IMX7D_UART1_BASE_ADDR	0x30860000

#define IMX7D_UART2_BASE_ADDR	0x30890000

#define IMX7D_UART3_BASE_ADDR	0x30880000

#define IMX7D_UART4_BASE_ADDR	0x30a60000

#define IMX7D_UART5_BASE_ADDR	0x30a70000

#define IMX7D_UART6_BASE_ADDR	0x30a80000

#define IMX7D_UART7_BASE_ADDR	0x30a90000

#define IMX7D_UART_BASE_ADDR(n) IMX7D_UART##n##_BASE_ADDR

#define IMX7D_UART_BASE(n)	IMX7D_UART_BASE_ADDR(n)



#define IMX_DEBUG_UART_BASE(soc) soc##_UART_BASE(CONFIG_DEBUG_IMX_UART_PORT)



#ifdef CONFIG_DEBUG_IMX1_UART
@@ -114,6 +124,9 @@ 
#define UART_PADDR	IMX_DEBUG_UART_BASE(IMX6SL)

#elif defined(CONFIG_DEBUG_IMX6SX_UART)

#define UART_PADDR	IMX_DEBUG_UART_BASE(IMX6SX)

#elif defined(CONFIG_DEBUG_IMX7D_UART)

#define UART_PADDR	IMX_DEBUG_UART_BASE(IMX7D)



#endif



#endif /* __DEBUG_IMX_UART_H */