diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/Kconfig.debug | 1 | ||||
| -rw-r--r-- | arch/arm/include/debug/clps711x.S | 38 | ||||
| -rw-r--r-- | arch/arm/mach-clps711x/include/mach/debug-macro.S | 38 | ||||
| -rw-r--r-- | arch/arm/mach-clps711x/include/mach/hardware.h | 2 |
4 files changed, 40 insertions, 39 deletions
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index 8f90595..a9176b9 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -991,6 +991,7 @@ config DEBUG_STI_UART config DEBUG_LL_INCLUDE string default "debug/8250.S" if DEBUG_LL_UART_8250 || DEBUG_UART_8250 + default "debug/clps711x.S" if DEBUG_CLPS711X_UART1 || DEBUG_CLPS711X_UART2 default "debug/pl01x.S" if DEBUG_LL_UART_PL01X || DEBUG_UART_PL01X default "debug/exynos.S" if DEBUG_EXYNOS_UART default "debug/efm32.S" if DEBUG_LL_UART_EFM32 diff --git a/arch/arm/include/debug/clps711x.S b/arch/arm/include/debug/clps711x.S new file mode 100644 index 0000000..abe2254 --- /dev/null +++ b/arch/arm/include/debug/clps711x.S @@ -0,0 +1,38 @@ +/* + * Copyright (C) 2014 Alexander Shiyan <shc_work@mail.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef CONFIG_DEBUG_CLPS711X_UART2 +#define CLPS711X_UART_PADDR (0x80000000 + 0x0000) +#define CLPS711X_UART_VADDR (0xfeff0000 + 0x0000) +#else +#define CLPS711X_UART_PADDR (0x80000000 + 0x1000) +#define CLPS711X_UART_VADDR (0xfeff0000 + 0x1000) +#endif + +#define SYSFLG (0x0140) +#define SYSFLG_UBUSY (1 << 11) +#define UARTDR (0x0480) + + .macro addruart, rp, rv, tmp + ldr \rv, =CLPS711X_UART_VADDR + ldr \rp, =CLPS711X_UART_PADDR + .endm + + .macro waituart,rd,rx + .endm + + .macro senduart,rd,rx + str \rd, [\rx, #UARTDR] + .endm + + .macro busyuart,rd,rx +1001: ldr \rd, [\rx, #SYSFLG] + tst \rd, #SYSFLG_UBUSY + bne 1001b + .endm diff --git a/arch/arm/mach-clps711x/include/mach/debug-macro.S b/arch/arm/mach-clps711x/include/mach/debug-macro.S deleted file mode 100644 index cb3684f..0000000 --- a/arch/arm/mach-clps711x/include/mach/debug-macro.S +++ /dev/null @@ -1,38 +0,0 @@ -/* arch/arm/mach-clps711x/include/mach/debug-macro.S - * - * Debugging macro include header - * - * Copyright (C) 1994-1999 Russell King - * Moved from linux/arch/arm/kernel/debug.S by Ben Dooks - * - * 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 <mach/hardware.h> - - .macro addruart, rp, rv, tmp -#ifndef CONFIG_DEBUG_CLPS711X_UART2 - mov \rp, #0x0000 @ UART1 -#else - mov \rp, #0x1000 @ UART2 -#endif - orr \rv, \rp, #CLPS711X_VIRT_BASE - orr \rp, \rp, #CLPS711X_PHYS_BASE - .endm - - .macro senduart,rd,rx - str \rd, [\rx, #0x0480] @ UARTDR - .endm - - .macro waituart,rd,rx - .endm - - .macro busyuart,rd,rx -1001: ldr \rd, [\rx, #0x0140] @ SYSFLGx - tst \rd, #1 << 11 @ UBUSYx - bne 1001b - .endm - diff --git a/arch/arm/mach-clps711x/include/mach/hardware.h b/arch/arm/mach-clps711x/include/mach/hardware.h index 292cbcb..833129c 100644 --- a/arch/arm/mach-clps711x/include/mach/hardware.h +++ b/arch/arm/mach-clps711x/include/mach/hardware.h @@ -24,7 +24,7 @@ #include <mach/clps711x.h> -#define CLPS711X_VIRT_BASE IOMEM(0xfe000000) +#define CLPS711X_VIRT_BASE IOMEM(0xfeff0000) #ifndef __ASSEMBLY__ #define clps_readb(off) readb(CLPS711X_VIRT_BASE + (off)) |