drivers/ide/Kconfig | 14 +++++ drivers/ide/arm/Makefile | 2 + drivers/ide/arm/cm-x255-ide.c | 98 ++++++++++++++++++++++++++++++++++ drivers/ide/arm/cm-x270-ide.c | 117 +++++++++++++++++++++++++++++++++++++++++ 4 files changed, 231 insertions(+), 0 deletions(-) diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig index d1266fe..709368c 100644 --- a/drivers/ide/Kconfig +++ b/drivers/ide/Kconfig @@ -857,6 +857,20 @@ config BLK_DEV_IDE_BAST Say Y here if you want to support the onboard IDE channels on the Simtec BAST or the Thorcom VR1000 +config BLK_DEV_IDE_CM_X255 + tristate "CompuLab CM-X255 IDE support" + depends on ARM && (CM_X255) + help + Say Y here if you want to support the onboard IDE channels on the + CompuLab CM-X255 module + +config BLK_DEV_IDE_CM_X270 + tristate "CompuLab CM-X270 IDE support" + depends on ARM && (CM_X270) + help + Say Y here if you want to support the onboard IDE channels on the + CompuLab CM-X270 module + config BLK_DEV_GAYLE bool "Amiga Gayle IDE interface support" depends on AMIGA diff --git a/drivers/ide/arm/Makefile b/drivers/ide/arm/Makefile index 6a78f07..9ad6778 100644 --- a/drivers/ide/arm/Makefile +++ b/drivers/ide/arm/Makefile @@ -2,5 +2,7 @@ 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_IDE_CM_X255) += cm-x255-ide.o +obj-$(CONFIG_BLK_DEV_IDE_CM_X270) += cm-x270-ide.o EXTRA_CFLAGS := -Idrivers/ide diff --git a/drivers/ide/arm/cm-x255-ide.c b/drivers/ide/arm/cm-x255-ide.c new file mode 100644 index 0000000..e442a05 --- /dev/null +++ b/drivers/ide/arm/cm-x255-ide.c @@ -0,0 +1,98 @@ +/* + * linux/drivers/ide/arm/cm-x255-ide.c + * + * Copyright (C) 2003, 2006 Compulab, Ltd. + * Mike Rapoport + * + * Based on linux/drivers/ide/arm/bast-ide.c + * Copyright (c) 2003-2004 Simtec Electronics + * Ben Dooks + * + * 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 +#include +#include +#include +#include + +#include + +#include +#include +#include + +/* list of registered interfaces */ +static ide_hwif_t *ifs[1]; + +static int __init +cmx255_register(unsigned int base, unsigned int aux, int irq, + ide_hwif_t **hwif) +{ + hw_regs_t hw; + + memset(&hw, 0, sizeof(hw)); + + if(!base || !aux) return -EINVAL; + + printk(KERN_DEBUG "%s: base = %08x, aux = %08x\n", __FUNCTION__, + base, aux); + + // Different mappings for local bus IDE and PCMCIA IDE + if(base == CMX255_IDECS0_VIRT) { + hw.io_ports[IDE_DATA_OFFSET] = base + 0; + hw.io_ports[IDE_ERROR_OFFSET] = base + 8; + hw.io_ports[IDE_NSECTOR_OFFSET]= base + 2; + hw.io_ports[IDE_SECTOR_OFFSET]= base + 10; + hw.io_ports[IDE_LCYL_OFFSET]= base + 4; + hw.io_ports[IDE_HCYL_OFFSET]= base + 12; + hw.io_ports[IDE_SELECT_OFFSET]= base + 6; + hw.io_ports[IDE_STATUS_OFFSET]= base + 14; + hw.io_ports[IDE_CONTROL_OFFSET] = (aux+0x6); + } else { + hw.io_ports[IDE_DATA_OFFSET] = base + 8; + hw.io_ports[IDE_ERROR_OFFSET] = base + 13; + hw.io_ports[IDE_NSECTOR_OFFSET] = base + 2; + hw.io_ports[IDE_SECTOR_OFFSET] = base + 3; + hw.io_ports[IDE_LCYL_OFFSET] = base + 4; + hw.io_ports[IDE_HCYL_OFFSET] = base + 5; + hw.io_ports[IDE_SELECT_OFFSET] = base + 6; + hw.io_ports[IDE_STATUS_OFFSET] = base + 7; + + hw.io_ports[IDE_CONTROL_OFFSET] = aux; + } + + hw.irq = irq; + + ide_register_hw(&hw, hwif); + + return 0; +} + +static int __init cmx255_init(void) +{ + if (!(machine_is_armcore())) + return 0; + + printk("CM-X255: IDE driver, (c) 2003-2006 CompuLab Ltd\n"); + + MSC1 = 0x7ffc7ff4; + + /* Interrupts on rising edge: lines are inverted before they get to + the PXA */ + pxa_gpio_mode(IRQ_TO_GPIO(CMX255_IDE_IRQ)); + set_irq_type(CMX255_IDE_IRQ, IRQT_FALLING); + + return cmx255_register(CMX255_IDECS0_VIRT, CMX255_IDECS1_VIRT, CMX255_IDE_IRQ, &ifs[0]); + return 0; +} + +module_init(cmx255_init); + +MODULE_AUTHOR("CompuLab"); +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("CompuLab CM-X255 IDE driver"); diff --git a/drivers/ide/arm/cm-x270-ide.c b/drivers/ide/arm/cm-x270-ide.c new file mode 100644 index 0000000..d989b79 --- /dev/null +++ b/drivers/ide/arm/cm-x270-ide.c @@ -0,0 +1,117 @@ +/* + * linux/drivers/ide/arm/cm-x270-ide.c + * + * Copyright (C) 2003, 2006 Compulab, Ltd. + * Mike Rapoport + * + * Based on linux/drivers/ide/arm/bast-ide.c + * Copyright (c) 2003-2004 Simtec Electronics + * Ben Dooks + * + * 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 +#include +#include +#include +#include + +#include + +#include +#include + +/* list of registered interfaces */ +static ide_hwif_t *ifs[1]; + +static int __init +cmx270_register(unsigned int base, unsigned int aux, int irq, + ide_hwif_t **hwif) +{ + hw_regs_t hw; + + memset(&hw, 0, sizeof(hw)); + + if(!base || !aux) return -EINVAL; + + printk(KERN_DEBUG "%s: base = %08x, aux = %08x\n", __FUNCTION__, + base, aux); + + // Different mappings for local bus IDE and PCMCIA IDE + if(base == CMX270_IDECS0_VIRT) { +#ifdef CONFIG_CM_X270_SB270 + hw.io_ports[IDE_DATA_OFFSET] = base + 0; + hw.io_ports[IDE_ERROR_OFFSET] = base + (0x1<<3); + hw.io_ports[IDE_NSECTOR_OFFSET]= base + (0x2<<3); + hw.io_ports[IDE_SECTOR_OFFSET]= base + (0x3<<3); + hw.io_ports[IDE_LCYL_OFFSET]= base + (0x4<<3); + hw.io_ports[IDE_HCYL_OFFSET]= base + (0x5<<3); + hw.io_ports[IDE_SELECT_OFFSET]= base + (0x6<<3); + hw.io_ports[IDE_STATUS_OFFSET]= base + (0x7<<3); + + hw.io_ports[IDE_CONTROL_OFFSET] = aux+(0x6<<3); +#else + hw.io_ports[IDE_DATA_OFFSET] = base + 0; + hw.io_ports[IDE_ERROR_OFFSET] = base + 8; + hw.io_ports[IDE_NSECTOR_OFFSET]= base + 2; + hw.io_ports[IDE_SECTOR_OFFSET]= base + 10; + hw.io_ports[IDE_LCYL_OFFSET]= base + 4; + hw.io_ports[IDE_HCYL_OFFSET]= base + 12; + hw.io_ports[IDE_SELECT_OFFSET]= base + 6; //6; + hw.io_ports[IDE_STATUS_OFFSET]= base + 14; + + hw.io_ports[IDE_CONTROL_OFFSET] = (aux+0x6); +#endif + } else { + printk(KERN_DEBUG "%s: registering wrong IDE i/f\n", __FUNCTION__); + hw.io_ports[IDE_DATA_OFFSET] = base + 8; + hw.io_ports[IDE_ERROR_OFFSET] = base + 13; + hw.io_ports[IDE_NSECTOR_OFFSET] = base + 2; + hw.io_ports[IDE_SECTOR_OFFSET] = base + 3; + hw.io_ports[IDE_LCYL_OFFSET] = base + 4; + hw.io_ports[IDE_HCYL_OFFSET] = base + 5; + hw.io_ports[IDE_SELECT_OFFSET] = base + 6; + hw.io_ports[IDE_STATUS_OFFSET] = base + 7; + + hw.io_ports[IDE_CONTROL_OFFSET] = aux; + } + + hw.irq = irq; + + ide_register_hw(&hw, hwif); + + return 0; +} + +static int __init cmx270_init(void) +{ + if (!(machine_is_armcore())) + return 0; + + printk("CM-X270: IDE driver, (c) 2003-2006 CompuLab Ltd\n"); + + MSC1 = 0x7ffc7ff4; + + /* Interrupts on rising edge: lines are inverted before they get to + the PXA */ + pxa_gpio_mode(IRQ_TO_GPIO(CMX270_IDE_IRQ)); + +#ifdef CONFIG_CM_X270_SB270 + set_irq_type(CMX270_IDE_IRQ, IRQT_RISING); +#else + set_irq_type(CMX270_IDE_IRQ, IRQT_FALLING); +#endif + + return cmx270_register(CMX270_IDECS0_VIRT, CMX270_IDECS1_VIRT, CMX270_IDE_IRQ, &ifs[0]); + return 0; +} + +module_init(cmx270_init); + +MODULE_AUTHOR("CompuLab"); +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("CompuLab CM-X270 IDE driver");