1 files changed, 76 insertions, 0 deletions
diff --git a/include/asm-arm/arch-sa1100/ide.h b/include/asm-arm/arch-sa1100/ide.h
new file mode 100644
index 00000000000..2153538069c
--- /dev/null
+++ b/include/asm-arm/arch-sa1100/ide.h
@@ -0,0 +1,76 @@
+/*
+ * linux/include/asm-arm/arch-sa1100/ide.h
+ *
+ * Copyright (c) 1998 Hugo Fiennes & Nicolas Pitre
+ *
+ * 18-aug-2000: Cleanup by Erik Mouw (J.A.K.Mouw@its.tudelft.nl)
+ *              Get rid of the special ide_init_hwif_ports() functions
+ *              and make a generalised function that can be used by all
+ *              architectures.
+ */
+
+#include <linux/config.h>
+#include <asm/irq.h>
+#include <asm/hardware.h>
+#include <asm/mach-types.h>
+
+#error "This code is broken and needs update to match with current ide support"
+
+
+/*
+ * Set up a hw structure for a specified data port, control port and IRQ.
+ * This should follow whatever the default interface uses.
+ */
+static inline void ide_init_hwif_ports(hw_regs_t *hw, unsigned long data_port,
+				       unsigned long ctrl_port, int *irq)
+{
+	unsigned long reg = data_port;
+	int i;
+	int regincr = 1;
+
+	/* The Empeg board has the first two address lines unused */
+	if (machine_is_empeg())
+		regincr = 1 << 2;
+
+	/* The LART doesn't use A0 for IDE */
+	if (machine_is_lart())
+		regincr = 1 << 1;
+
+	memset(hw, 0, sizeof(*hw));
+
+	for (i = IDE_DATA_OFFSET; i <= IDE_STATUS_OFFSET; i++) {
+		hw->io_ports[i] = reg;
+		reg += regincr;
+	}
+
+	hw->io_ports[IDE_CONTROL_OFFSET] = ctrl_port;
+
+	if (irq)
+		*irq = 0;
+}
+
+/*
+ * This registers the standard ports for this architecture with the IDE
+ * driver.
+ */
+static __inline__ void
+ide_init_default_hwifs(void)
+{
+    if (machine_is_lart()) {
+#ifdef CONFIG_SA1100_LART
+        hw_regs_t hw;
+
+        /* Enable GPIO as interrupt line */
+        GPDR &= ~LART_GPIO_IDE;
+	set_irq_type(LART_IRQ_IDE, IRQT_RISING);
+
+        /* set PCMCIA interface timing */
+        MECR = 0x00060006;
+
+        /* init the interface */
+	ide_init_hwif_ports(&hw, PCMCIA_IO_0_BASE + 0x0000, PCMCIA_IO_0_BASE + 0x1000, NULL);
+        hw.irq = LART_IRQ_IDE;
+        ide_register_hw(&hw);
+#endif
+    }
+}