root/arch/arm/include/debug/ux500.S

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Debugging macro include header
   4  *
   5  *  Copyright (C) 2009 ST-Ericsson
   6  */
   7 
   8 
   9 #if CONFIG_UX500_DEBUG_UART > 2
  10 #error Invalid Ux500 debug UART
  11 #endif
  12 
  13 /*
  14  * DEBUG_LL only works if only one SOC is built in.  We don't use #else below
  15  * in order to get "__UX500_UART redefined" warnings if more than one SOC is
  16  * built, so that there's some hint during the build that something is wrong.
  17  */
  18 
  19 #ifdef CONFIG_UX500_SOC_DB8500
  20 #define U8500_UART0_PHYS_BASE   (0x80120000)
  21 #define U8500_UART1_PHYS_BASE   (0x80121000)
  22 #define U8500_UART2_PHYS_BASE   (0x80007000)
  23 #define __UX500_PHYS_UART(n)    U8500_UART##n##_PHYS_BASE
  24 #endif
  25 
  26 #if !defined(__UX500_PHYS_UART)
  27 #error Unknown SOC
  28 #endif
  29 
  30 #define UX500_PHYS_UART(n)      __UX500_PHYS_UART(n)
  31 #define UART_PHYS_BASE  UX500_PHYS_UART(CONFIG_UX500_DEBUG_UART)
  32 #define UART_VIRT_BASE  (0xfff07000)
  33 
  34         .macro  addruart, rp, rv, tmp
  35         ldr     \rp, =UART_PHYS_BASE            @ no, physical address
  36         ldr     \rv, =UART_VIRT_BASE            @ yes, virtual address
  37         .endm
  38 
  39 #include <debug/pl01x.S>