From 77d609ddb4485126aff3239050a0ce908c00ee71 Mon Sep 17 00:00:00 2001 From: Matthieu Crapet Date: Sun, 17 Jan 2010 18:02:58 +0100 Subject: [PATCH] ts7200_cf_ide MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Signed-off-by: Petr Štetiar --- drivers/ide/Kconfig | 7 +++++ drivers/ide/Makefile | 1 + drivers/ide/ide_ts7200_cf.c | 64 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 72 insertions(+), 0 deletions(-) create mode 100644 drivers/ide/ide_ts7200_cf.c diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig index 9a5d0aa..2c5182b 100644 --- a/drivers/ide/Kconfig +++ b/drivers/ide/Kconfig @@ -732,6 +732,13 @@ config BLK_DEV_IDE_AT91 depends on ARM && ARCH_AT91 && !ARCH_AT91RM9200 && !ARCH_AT91X40 select IDE_TIMINGS +config BLK_DEV_TS7200_CF + tristate "TS-7200 IDE (CompactFlash) interface support" + depends on ARM && ARCH_EP93XX + help + Say Y here if you want to support the TS-7200 Compact Flash IDE controller + (manufactured by Technologic Systems). + config BLK_DEV_IDE_ICSIDE tristate "ICS IDE interface support" depends on ARM && ARCH_ACORN diff --git a/drivers/ide/Makefile b/drivers/ide/Makefile index 81df925..4bef198 100644 --- a/drivers/ide/Makefile +++ b/drivers/ide/Makefile @@ -111,6 +111,7 @@ obj-$(CONFIG_BLK_DEV_PLATFORM) += ide_platform.o obj-$(CONFIG_BLK_DEV_IDE_ICSIDE) += icside.o obj-$(CONFIG_BLK_DEV_IDE_RAPIDE) += rapide.o obj-$(CONFIG_BLK_DEV_PALMCHIP_BK3710) += palm_bk3710.o +obj-$(CONFIG_BLK_DEV_TS7200_CF) += ide_ts7200_cf.o obj-$(CONFIG_BLK_DEV_IDE_AU1XXX) += au1xxx-ide.o diff --git a/drivers/ide/ide_ts7200_cf.c b/drivers/ide/ide_ts7200_cf.c new file mode 100644 index 0000000..14c9765 --- /dev/null +++ b/drivers/ide/ide_ts7200_cf.c @@ -0,0 +1,64 @@ +/* + * Technologic Systems TS-7200 Compact Flash IDE device driver. + * + * (c) Copyright 2009 Matthieu Crapet + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ + +#include +#include +#include +#include +#include +#include + + +static const struct ide_port_info ts7200_cf_ide_port_info = { + .host_flags = IDE_HFLAG_NO_DMA, // IDE_HFLAG_MMIO + .chipset = ide_generic, +}; + +static __init int ide_ts7200_cf_init(void) +{ + struct ide_hw hw, *hws[] = { &hw }; + void __iomem *base, *ctl, *data; + struct ide_host *host; + + base = ioremap(TS7200_CF_CMD_PHYS_BASE, 0x10); // 8-bit access + ctl = ioremap(TS7200_CF_AUX_PHYS_BASE, 0x10); // 8-bit access (usually base+0x206) + data = ioremap(TS7200_CF_DATA_PHYS_BASE, 0x10); // 16-bit access + + if ((base != NULL) && (ctl != NULL) && (data != NULL)) { + memset(&hw, 0, sizeof(hw)); + + ide_std_init_ports(&hw, (unsigned long)base, (unsigned long)ctl); + hw.io_ports.data_addr = (unsigned long)data; + hw.irq = IRQ_EP93XX_EXT0; + + return ide_host_add(&ts7200_cf_ide_port_info, hws, 1, &host); + } + + if (base) iounmap(base); + if (ctl) iounmap(ctl); + if (data) iounmap(data); + + return -ENODEV; +} + + +module_init(ide_ts7200_cf_init); + +MODULE_AUTHOR("Matthieu Crapet "); +MODULE_DESCRIPTION("TS-7200 Compact Flash IDE driver"); +MODULE_LICENSE("GPL"); +MODULE_VERSION("0.2"); -- 1.6.0.4