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authorMichael Schmitz <schmitzmic@gmail.com>2013-04-06 13:26:39 +1300
committerGeert Uytterhoeven <geert@linux-m68k.org>2013-04-16 21:18:29 +0200
commit736b24db32a806f79b43511e461321981bcfd5bf (patch)
tree1a8a84dedc03ca7366ddbe382ad88f2cb5cbb89d /arch/m68k/include
parentb1ae432c5e3d682d86a88fc798a9ed2469c14a7a (diff)
downloadlinux-736b24db32a806f79b43511e461321981bcfd5bf.tar.bz2
m68k/atari: EtherNAT - platform device and IRQ support code
Add platform device and interrupt definitions necessary for the EtherNAT Ethernet/USB adapter for the Falcon extension port. EtherNAT interrupt numbers are 139/140 so the max. interrupt number for Atari has to be increased. [Geert] Conditionalize platform device data structures Signed-off-by: Michael Schmitz <schmitz@debian.org> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Diffstat (limited to 'arch/m68k/include')
-rw-r--r--arch/m68k/include/asm/atarihw.h6
-rw-r--r--arch/m68k/include/asm/atariints.h2
-rw-r--r--arch/m68k/include/asm/irq.h6
3 files changed, 12 insertions, 2 deletions
diff --git a/arch/m68k/include/asm/atarihw.h b/arch/m68k/include/asm/atarihw.h
index c0cb36350775..d887050e6da6 100644
--- a/arch/m68k/include/asm/atarihw.h
+++ b/arch/m68k/include/asm/atarihw.h
@@ -805,5 +805,11 @@ struct MSTE_RTC {
#define mste_rtc ((*(volatile struct MSTE_RTC *)MSTE_RTC_BAS))
+/*
+** EtherNAT add-on card for Falcon - combined ethernet and USB adapter
+*/
+
+#define ATARI_ETHERNAT_PHYS_ADDR 0x80000000
+
#endif /* linux/atarihw.h */
diff --git a/arch/m68k/include/asm/atariints.h b/arch/m68k/include/asm/atariints.h
index 8f71504956cd..953e0ac6855e 100644
--- a/arch/m68k/include/asm/atariints.h
+++ b/arch/m68k/include/asm/atariints.h
@@ -32,7 +32,7 @@
#define VME_SOURCE_BASE 56
#define VME_MAX_SOURCES 16
-#define NUM_ATARI_SOURCES (VME_SOURCE_BASE+VME_MAX_SOURCES-STMFP_SOURCE_BASE)
+#define NUM_ATARI_SOURCES 141
/* convert vector number to int source number */
#define IRQ_VECTOR_TO_SOURCE(v) ((v) - ((v) < 0x20 ? 0x18 : (0x40-8)))
diff --git a/arch/m68k/include/asm/irq.h b/arch/m68k/include/asm/irq.h
index c1155f0e22cc..81ca118d58af 100644
--- a/arch/m68k/include/asm/irq.h
+++ b/arch/m68k/include/asm/irq.h
@@ -6,12 +6,16 @@
* different m68k hosts compiled into the kernel.
* Currently the Atari has 72 and the Amiga 24, but if both are
* supported in the kernel it is better to make room for 72.
+ * With EtherNAT add-on card on Atari, the highest interrupt
+ * number is 140 so NR_IRQS needs to be 141.
*/
#if defined(CONFIG_COLDFIRE)
#define NR_IRQS 256
#elif defined(CONFIG_VME) || defined(CONFIG_SUN3) || defined(CONFIG_SUN3X)
#define NR_IRQS 200
-#elif defined(CONFIG_ATARI) || defined(CONFIG_MAC)
+#elif defined(CONFIG_ATARI)
+#define NR_IRQS 141
+#elif defined(CONFIG_MAC)
#define NR_IRQS 72
#elif defined(CONFIG_Q40)
#define NR_IRQS 43