arch/arm/include/debug/ux500.S

   1 /*
   2  * Debugging macro include header
   3  *
   4  *  Copyright (C) 2009 ST-Ericsson
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  */
  11
  12
  13 #if CONFIG_UX500_DEBUG_UART > 2
  14 #error Invalid Ux500 debug UART
  15 #endif
  16
  17 /*
  18  * DEBUG_LL only works if only one SOC is built in.  We don't use #else below
  19  * in order to get "__UX500_UART redefined" warnings if more than one SOC is
  20  * built, so that there's some hint during the build that something is wrong.
  21  */
  22
  23 #ifdef CONFIG_UX500_SOC_DB8500
  24 #define U8500_UART0_PHYS_BASE   (0x80120000)
  25 #define U8500_UART1_PHYS_BASE   (0x80121000)
  26 #define U8500_UART2_PHYS_BASE   (0x80007000)
  27 #define U8500_UART0_VIRT_BASE   (0xa8120000)
  28 #define U8500_UART1_VIRT_BASE   (0xa8121000)
  29 #define U8500_UART2_VIRT_BASE   (0xa8007000)
  30 #define __UX500_PHYS_UART(n)    U8500_UART##n##_PHYS_BASE
  31 #define __UX500_VIRT_UART(n)    U8500_UART##n##_VIRT_BASE
  32 #endif
  33
  34 #if !defined(__UX500_PHYS_UART) || !defined(__UX500_VIRT_UART)
  35 #error Unknown SOC
  36 #endif
  37
  38 #define UX500_PHYS_UART(n)      __UX500_PHYS_UART(n)
  39 #define UX500_VIRT_UART(n)      __UX500_VIRT_UART(n)
  40 #define UART_PHYS_BASE  UX500_PHYS_UART(CONFIG_UX500_DEBUG_UART)
  41 #define UART_VIRT_BASE  UX500_VIRT_UART(CONFIG_UX500_DEBUG_UART)
  42
  43         .macro  addruart, rp, rv, tmp
  44         ldr     \rp, =UART_PHYS_BASE            @ no, physical address
  45         ldr     \rv, =UART_VIRT_BASE            @ yes, virtual address
  46         .endm
  47
  48 #include <asm/hardware/debug-pl01x.S>