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 ca1fbc0579fe..78e1df2095fb 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 000000000000..587fc4378f44
--- /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 4eed8e2acdc3..780197abb8ff 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                          \