Resurrect Cobalt support for 2.6.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

3 files changed, 40 insertions, 24 deletions

diff --git a/include/asm-mips/cobalt/cobalt.h b/include/asm-mips/cobalt/cobalt.h
index ca1fbc0579f..78e1df2095f 100644
--- a/include/asm-mips/cobalt/cobalt.h
+++ b/include/asm-mips/cobalt/cobalt.h
@@ -19,18 +19,23 @@
  *     9  - PCI
  *    14  - IDE0
  *    15  - IDE1
- *
+ */
+#define COBALT_QUBE_SLOT_IRQ	9
+
+/*
  * CPU IRQs  are 16 ... 23
  */
-#define COBALT_TIMER_IRQ	18
-#define COBALT_SCC_IRQ          19		/* pre-production has 85C30 */
-#define COBALT_RAQ_SCSI_IRQ	19
-#define COBALT_ETH0_IRQ		19
-#define COBALT_ETH1_IRQ		20
-#define COBALT_SERIAL_IRQ	21
-#define COBALT_SCSI_IRQ         21
-#define COBALT_VIA_IRQ		22		/* Chained to VIA ISA bridge */
-#define COBALT_QUBE_SLOT_IRQ	23
+#define COBALT_CPU_IRQ		16
+
+#define COBALT_GALILEO_IRQ	(COBALT_CPU_IRQ + 2)
+#define COBALT_SCC_IRQ          (COBALT_CPU_IRQ + 3)	/* pre-production has 85C30 */
+#define COBALT_RAQ_SCSI_IRQ	(COBALT_CPU_IRQ + 3)
+#define COBALT_ETH0_IRQ		(COBALT_CPU_IRQ + 3)
+#define COBALT_QUBE1_ETH0_IRQ	(COBALT_CPU_IRQ + 4)
+#define COBALT_ETH1_IRQ		(COBALT_CPU_IRQ + 4)
+#define COBALT_SERIAL_IRQ	(COBALT_CPU_IRQ + 5)
+#define COBALT_SCSI_IRQ         (COBALT_CPU_IRQ + 5)
+#define COBALT_VIA_IRQ		(COBALT_CPU_IRQ + 6)	/* Chained to VIA ISA bridge */
 
 /*
  * PCI configuration space manifest constants.  These are wired into
@@ -69,16 +74,21 @@
  * Most of this really should go into a separate GT64111 header file.
  */
 #define GT64111_IO_BASE		0x10000000UL
+#define GT64111_IO_END		0x11ffffffUL
+#define GT64111_MEM_BASE	0x12000000UL
+#define GT64111_MEM_END		0x13ffffffUL
 #define GT64111_BASE		0x14000000UL
-#define GALILEO_REG(ofs)	(KSEG0 + GT64111_BASE + (unsigned long)(ofs))
+#define GALILEO_REG(ofs)	CKSEG1ADDR(GT64111_BASE + (unsigned long)(ofs))
 
 #define GALILEO_INL(port)	(*(volatile unsigned int *) GALILEO_REG(port))
 #define GALILEO_OUTL(val, port)						\
 do {									\
-	*(volatile unsigned int *) GALILEO_REG(port) = (port);		\
+	*(volatile unsigned int *) GALILEO_REG(port) = (val);		\
 } while (0)
 
-#define GALILEO_T0EXP		0x0100
+#define GALILEO_INTR_T0EXP	(1 << 8)
+#define GALILEO_INTR_RETRY_CTR	(1 << 20)
+
 #define GALILEO_ENTC0		0x01
 #define GALILEO_SELTC0		0x02
 
@@ -86,5 +96,21 @@ do {									\
 	GALILEO_OUTL((0x80000000 | (PCI_SLOT (devfn) << 11) |		\
 		(PCI_FUNC (devfn) << 8) | (where)), GT_PCI0_CFGADDR_OFS)
 
+#define COBALT_LED_PORT		(*(volatile unsigned char *) CKSEG1ADDR(0x1c000000))
+# define COBALT_LED_BAR_LEFT	(1 << 0)	/* Qube */
+# define COBALT_LED_BAR_RIGHT	(1 << 1)	/* Qube */
+# define COBALT_LED_WEB		(1 << 2)	/* RaQ */
+# define COBALT_LED_POWER_OFF	(1 << 3)	/* RaQ */
+# define COBALT_LED_RESET	0x0f
+
+#define COBALT_KEY_PORT		((~*(volatile unsigned int *) CKSEG1ADDR(0x1d000000) >> 24) & COBALT_KEY_MASK)
+# define COBALT_KEY_CLEAR	(1 << 1)
+# define COBALT_KEY_LEFT	(1 << 2)
+# define COBALT_KEY_UP		(1 << 3)
+# define COBALT_KEY_DOWN	(1 << 4)
+# define COBALT_KEY_RIGHT	(1 << 5)
+# define COBALT_KEY_ENTER	(1 << 6)
+# define COBALT_KEY_SELECT	(1 << 7)
+# define COBALT_KEY_MASK	0xfe
 
 #endif /* __ASM_COBALT_H */
diff --git a/include/asm-mips/cobalt/mach-gt64120.h b/include/asm-mips/cobalt/mach-gt64120.h
new file mode 100644
index 00000000000..587fc4378f4
--- /dev/null
+++ b/include/asm-mips/cobalt/mach-gt64120.h
@@ -0,0 +1 @@
+/* there's something here ... in the dark */
diff --git a/include/asm-mips/serial.h b/include/asm-mips/serial.h
index 4eed8e2acdc..780197abb8f 100644
--- a/include/asm-mips/serial.h
+++ b/include/asm-mips/serial.h
@@ -52,16 +52,6 @@
 #define JAZZ_SERIAL_PORT_DEFNS
 #endif
 
-#ifdef CONFIG_MIPS_COBALT
-#include <asm/cobalt/cobalt.h>
-#define COBALT_BASE_BAUD  (18432000 / 16)
-#define COBALT_SERIAL_PORT_DEFNS		\
-	/* UART CLK   PORT  IRQ  FLAGS    */ 		\
-	{ 0, COBALT_BASE_BAUD, 0xc800000, COBALT_SERIAL_IRQ, STD_COM_FLAGS },   /* ttyS0 */
-#else
-#define COBALT_SERIAL_PORT_DEFNS
-#endif
-
 /*
  * Both Galileo boards have the same UART mappings.
  */
@@ -342,7 +332,6 @@
 #endif /* CONFIG_SGI_IP32 */
 
 #define SERIAL_PORT_DFNS				\
-	COBALT_SERIAL_PORT_DEFNS			\
 	DDB5477_SERIAL_PORT_DEFNS			\
 	EV96100_SERIAL_PORT_DEFNS			\
 	IP32_SERIAL_PORT_DEFNS                          \