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ARM: at91: move debug-macro.S into the common space
authorAlexandre Belloni <alexandre.belloni@free-electrons.com>
Mon, 12 Jan 2015 18:42:14 +0000 (19:42 +0100)
committerNicolas Ferre <nicolas.ferre@atmel.com>
Thu, 15 Jan 2015 14:24:06 +0000 (15:24 +0100)
Move debug-macro.S from include/mach/ to include/debug where all other common
debug macros are.

Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
MAINTAINERS
arch/arm/Kconfig.debug
arch/arm/include/debug/at91.S [moved from arch/arm/mach-at91/include/mach/debug-macro.S with 68% similarity]

index 3589d67..8c25979 100644 (file)
@@ -877,6 +877,7 @@ F:  arch/arm/boot/dts/at91*.dts
 F:     arch/arm/boot/dts/at91*.dtsi
 F:     arch/arm/boot/dts/sama*.dts
 F:     arch/arm/boot/dts/sama*.dtsi
+F:     arch/arm/include/debug/at91.S
 
 ARM/ATMEL AT91 Clock Support
 M:     Boris Brezillon <boris.brezillon@free-electrons.com>
index 5ddd490..e34d249 100644 (file)
@@ -115,15 +115,18 @@ choice
                    0x80024000      | 0xf0024000     | UART9
 
        config AT91_DEBUG_LL_DBGU0
-               bool "Kernel low-level debugging on rm9200, 9260/9g20, 9261/9g10 and 9rl"
+               bool "Kernel low-level debugging on rm9200, 9260/9g20, 9261/9g10, 9rl, 9x5, 9n12"
+               select DEBUG_AT91_UART
                depends on HAVE_AT91_DBGU0
 
        config AT91_DEBUG_LL_DBGU1
-               bool "Kernel low-level debugging on 9263 and 9g45"
+               bool "Kernel low-level debugging on 9263, 9g45 and sama5d3"
+               select DEBUG_AT91_UART
                depends on HAVE_AT91_DBGU1
 
        config AT91_DEBUG_LL_DBGU2
                bool "Kernel low-level debugging on sama5d4"
+               select DEBUG_AT91_UART
                depends on HAVE_AT91_DBGU2
 
        config DEBUG_BCM2835
@@ -1165,6 +1168,8 @@ config DEBUG_LL_INCLUDE
        string
        default "debug/sa1100.S" if DEBUG_SA1100
        default "debug/8250.S" if DEBUG_LL_UART_8250 || DEBUG_UART_8250
+       default "debug/at91.S" if AT91_DEBUG_LL_DBGU0 || AT91_DEBUG_LL_DBGU1 || \
+                               AT91_DEBUG_LL_DBGU2
        default "debug/asm9260.S" if DEBUG_ASM9260_UART
        default "debug/clps711x.S" if DEBUG_CLPS711X_UART1 || DEBUG_CLPS711X_UART2
        default "debug/meson.S" if DEBUG_MESON_UARTAO
similarity index 68%
rename from arch/arm/mach-at91/include/mach/debug-macro.S
rename to arch/arm/include/debug/at91.S
index 2103a90..80a6501 100644 (file)
@@ -1,6 +1,4 @@
 /*
- * arch/arm/mach-at91/include/mach/debug-macro.S
- *
  *  Copyright (C) 2003-2005 SAN People
  *
  * Debugging macro include header
  *
 */
 
-#include <mach/hardware.h>
-#include <mach/at91_dbgu.h>
-
 #if defined(CONFIG_AT91_DEBUG_LL_DBGU0)
-#define AT91_DBGU AT91_BASE_DBGU0
+#define AT91_DBGU 0xfffff200 /* AT91_BASE_DBGU0 */
 #elif defined(CONFIG_AT91_DEBUG_LL_DBGU1)
-#define AT91_DBGU AT91_BASE_DBGU1
+#define AT91_DBGU 0xffffee00 /* AT91_BASE_DBGU1 */
 #else
 /* On sama5d4, use USART3 as low level serial console */
-#define AT91_DBGU SAMA5D4_BASE_USART3
+#define AT91_DBGU 0xfc00c000 /* SAMA5D4_BASE_USART3 */
 #endif
 
+/* Keep in sync with mach-at91/include/mach/hardware.h */
+#define AT91_IO_P2V(x) ((x) - 0x01000000)
+
+#define AT91_DBGU_SR           (0x14)  /* Status Register */
+#define AT91_DBGU_THR          (0x1c)  /* Transmitter Holding Register */
+#define AT91_DBGU_TXRDY                (1 << 1)        /* Transmitter Ready */
+#define AT91_DBGU_TXEMPTY      (1 << 9)        /* Transmitter Empty */
+
        .macro  addruart, rp, rv, tmp
        ldr     \rp, =AT91_DBGU                         @ System peripherals (phys address)
        ldr     \rv, =AT91_IO_P2V(AT91_DBGU)            @ System peripherals (virt address)