From ad364a7014cb2548ccc7fabc2c1f63e41cb6dd67 Mon Sep 17 00:00:00 2001 From: Greg Ungerer Date: Tue, 29 Oct 2013 15:15:51 +1000 Subject: [PATCH] ARM: imx: add debug uart support for IMX50 SoC Add appropriate UART address definitions and support defines for using the UARTs of the Freescale IMX50 SoC as debug ports. Signed-off-by: Greg Ungerer Signed-off-by: Shawn Guo --- arch/arm/Kconfig.debug | 9 +++++++++ arch/arm/include/debug/imx-uart.h | 10 ++++++++++ 2 files changed, 19 insertions(+) diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index 5765abf..df56c7e6 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -255,6 +255,13 @@ choice Say Y here if you want kernel low-level debugging support on i.MX35. + config DEBUG_IMX50_UART + bool "i.MX50 Debug UART" + depends on SOC_IMX50 + help + Say Y here if you want kernel low-level debugging support + on i.MX50. + config DEBUG_IMX51_UART bool "i.MX51 Debug UART" depends on SOC_IMX51 @@ -897,6 +904,7 @@ config DEBUG_IMX_UART_PORT DEBUG_IMX21_IMX27_UART || \ DEBUG_IMX31_UART || \ DEBUG_IMX35_UART || \ + DEBUG_IMX50_UART || \ DEBUG_IMX51_UART || \ DEBUG_IMX53_UART || \ DEBUG_IMX6Q_UART || \ @@ -931,6 +939,7 @@ config DEBUG_LL_INCLUDE DEBUG_IMX21_IMX27_UART || \ DEBUG_IMX31_UART || \ DEBUG_IMX35_UART || \ + DEBUG_IMX50_UART || \ DEBUG_IMX51_UART || \ DEBUG_IMX53_UART ||\ DEBUG_IMX6Q_UART || \ diff --git a/arch/arm/include/debug/imx-uart.h b/arch/arm/include/debug/imx-uart.h index 29da84e..42b823c 100644 --- a/arch/arm/include/debug/imx-uart.h +++ b/arch/arm/include/debug/imx-uart.h @@ -43,6 +43,14 @@ #define IMX35_UART_BASE_ADDR(n) IMX35_UART##n##_BASE_ADDR #define IMX35_UART_BASE(n) IMX35_UART_BASE_ADDR(n) +#define IMX50_UART1_BASE_ADDR 0x53fbc000 +#define IMX50_UART2_BASE_ADDR 0x53fc0000 +#define IMX50_UART3_BASE_ADDR 0x5000c000 +#define IMX50_UART4_BASE_ADDR 0x53ff0000 +#define IMX50_UART5_BASE_ADDR 0x63f90000 +#define IMX50_UART_BASE_ADDR(n) IMX50_UART##n##_BASE_ADDR +#define IMX50_UART_BASE(n) IMX50_UART_BASE_ADDR(n) + #define IMX51_UART1_BASE_ADDR 0x73fbc000 #define IMX51_UART2_BASE_ADDR 0x73fc0000 #define IMX51_UART3_BASE_ADDR 0x7000c000 @@ -85,6 +93,8 @@ #define UART_PADDR IMX_DEBUG_UART_BASE(IMX31) #elif defined(CONFIG_DEBUG_IMX35_UART) #define UART_PADDR IMX_DEBUG_UART_BASE(IMX35) +#elif defined(CONFIG_DEBUG_IMX50_UART) +#define UART_PADDR IMX_DEBUG_UART_BASE(IMX50) #elif defined(CONFIG_DEBUG_IMX51_UART) #define UART_PADDR IMX_DEBUG_UART_BASE(IMX51) #elif defined(CONFIG_DEBUG_IMX53_UART) -- 2.7.4