Revert "BAST: Remove old IDE driver"

This reverts commit ac1623625c5818bbdf5c68973098ba386ba7a004.

It was premature to remove it now, we will do it post-2.6.26.

Thanks to Russell King for noticing the issue.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index 8e07de23d220911988d811f121bcd2b8d17e6699..1607536ff5fb3ec7da44b500157c1631703b3604 100644 (file)
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -823,6 +823,13 @@ config BLK_DEV_IDE_RAPIDE
          Say Y here if you want to support the Yellowstone RapIDE controller
          manufactured for use with Acorn computers.
 
+config BLK_DEV_IDE_BAST
+       tristate "Simtec BAST / Thorcom VR1000 IDE support"
+       depends on ARM && (ARCH_BAST || MACH_VR1000)
+       help
+         Say Y here if you want to support the onboard IDE channels on the
+         Simtec BAST or the Thorcom VR1000
+
 config IDE_H8300
        tristate "H8300 IDE support"
        depends on H8300

diff --git a/drivers/ide/arm/Makefile b/drivers/ide/arm/Makefile
index 5bc26053afa609c83e05426edc3d999cdef8d3a7..936e7b0237f5499fe0305845679c12a96d025d16 100644 (file)
--- a/drivers/ide/arm/Makefile
+++ b/drivers/ide/arm/Makefile
@@ -1,6 +1,7 @@
 
 obj-$(CONFIG_BLK_DEV_IDE_ICSIDE)       += icside.o
 obj-$(CONFIG_BLK_DEV_IDE_RAPIDE)       += rapide.o
+obj-$(CONFIG_BLK_DEV_IDE_BAST)         += bast-ide.o
 obj-$(CONFIG_BLK_DEV_PALMCHIP_BK3710)  += palm_bk3710.o
 
 ifeq ($(CONFIG_IDE_ARM), m)

diff --git a/drivers/ide/arm/bast-ide.c b/drivers/ide/arm/bast-ide.c
new file mode 100644 (file)
index 0000000..8e8c281
--- /dev/null
+++ b/drivers/ide/arm/bast-ide.c
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2003-2004 Simtec Electronics
+ *  Ben Dooks <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+*/
+
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/ide.h>
+#include <linux/init.h>
+
+#include <asm/mach-types.h>
+
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/arch/map.h>
+#include <asm/arch/bast-map.h>
+#include <asm/arch/bast-irq.h>
+
+#define DRV_NAME "bast-ide"
+
+static int __init bastide_register(unsigned int base, unsigned int aux, int irq)
+{
+       ide_hwif_t *hwif;
+       hw_regs_t hw;
+       int i;
+       u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
+
+       memset(&hw, 0, sizeof(hw));
+
+       base += BAST_IDE_CS;
+       aux  += BAST_IDE_CS;
+
+       for (i = 0; i <= 7; i++) {
+               hw.io_ports_array[i] = (unsigned long)base;
+               base += 0x20;
+       }
+
+       hw.io_ports.ctl_addr = aux + (6 * 0x20);
+       hw.irq = irq;
+       hw.chipset = ide_generic;
+
+       hwif = ide_find_port();
+       if (hwif == NULL)
+               goto out;
+
+       i = hwif->index;
+
+       ide_init_port_data(hwif, i);
+       ide_init_port_hw(hwif, &hw);
+       hwif->port_ops = NULL;
+
+       idx[0] = i;
+
+       ide_device_add(idx, NULL);
+out:
+       return 0;
+}
+
+static int __init bastide_init(void)
+{
+       unsigned long base = BAST_VA_IDEPRI + BAST_IDE_CS;
+
+       /* we can treat the VR1000 and the BAST the same */
+
+       if (!(machine_is_bast() || machine_is_vr1000()))
+               return 0;
+
+       printk("BAST: IDE driver, (c) 2003-2004 Simtec Electronics\n");
+
+       if (!request_mem_region(base, 0x400000, DRV_NAME)) {
+               printk(KERN_ERR "%s: resources busy\n", DRV_NAME);
+               return -EBUSY;
+       }
+
+       bastide_register(BAST_VA_IDEPRI, BAST_VA_IDEPRIAUX, IRQ_IDE0);
+       bastide_register(BAST_VA_IDESEC, BAST_VA_IDESECAUX, IRQ_IDE1);
+
+       return 0;
+}
+
+module_init(bastide_init);
+
+MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Simtec BAST / Thorcom VR1000 IDE driver");