diff options
Diffstat (limited to 'recipes/linux/linux-2.6.27/ts72xx/0026-TS72xx-PATA-support.patch')
| -rw-r--r-- | recipes/linux/linux-2.6.27/ts72xx/0026-TS72xx-PATA-support.patch | 442 |
1 files changed, 442 insertions, 0 deletions
diff --git a/recipes/linux/linux-2.6.27/ts72xx/0026-TS72xx-PATA-support.patch b/recipes/linux/linux-2.6.27/ts72xx/0026-TS72xx-PATA-support.patch new file mode 100644 index 0000000000..7d5b72512f --- /dev/null +++ b/recipes/linux/linux-2.6.27/ts72xx/0026-TS72xx-PATA-support.patch @@ -0,0 +1,442 @@ +From 0b580299f52393b09828821ec0335a844a366853 Mon Sep 17 00:00:00 2001 +From: Matthieu Crapet <mcrapet@gmail.com> +Date: Sun, 4 Jan 2009 15:57:10 +0100 +Subject: [PATCH] TS72xx PATA support +MIME-Version: 1.0 +Content-Type: text/plain; charset=utf-8 +Content-Transfer-Encoding: 8bit + +Support for ATA devices on Technologic Systems SBC. +Support for the compact flash control on Technologic System TS-7200 SBC. +TS9600 IDE interface support. + +Signed-off-by: Petr Štetiar <ynezz@true.cz> +--- + arch/arm/mach-ep93xx/include/mach/ts72xx.h | 13 +++ + drivers/ata/Kconfig | 20 ++++ + drivers/ata/Makefile | 3 + + drivers/ata/pata_ts7200_cf.c | 85 +++++++++++++++ + drivers/ata/pata_ts72xx.c | 155 ++++++++++++++++++++++++++++ + drivers/ata/pata_ts9600.c | 88 ++++++++++++++++ + 6 files changed, 364 insertions(+), 0 deletions(-) + create mode 100644 drivers/ata/pata_ts7200_cf.c + create mode 100644 drivers/ata/pata_ts72xx.c + create mode 100644 drivers/ata/pata_ts9600.c + +diff --git a/arch/arm/mach-ep93xx/include/mach/ts72xx.h b/arch/arm/mach-ep93xx/include/mach/ts72xx.h +index 1a21a86..616aeca 100644 +--- a/arch/arm/mach-ep93xx/include/mach/ts72xx.h ++++ b/arch/arm/mach-ep93xx/include/mach/ts72xx.h +@@ -128,6 +128,19 @@ + #define TS72XX_PLD_VERSION_PHYS_BASE 0x23400000 + #define TS72XX_PLD_VERSION_SIZE 0x00001000 + ++/* ++ * TS7200 CF memory map: ++ * ++ * phys size description ++ * 11000000 7 CF registers (8-bit each), starting at 11000001 ++ * 10400006 2 CF aux registers (8-bit) ++ * 21000000 2 CF data register (16-bit) ++ */ ++ ++#define TS7200_CF_CMD_PHYS_BASE 0x11000000 ++#define TS7200_CF_AUX_PHYS_BASE 0x10400006 ++#define TS7200_CF_DATA_PHYS_BASE 0x21000000 ++ + #ifndef __ASSEMBLY__ + #include <asm/io.h> + +diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig +index 11c8c19..19ef945 100644 +--- a/drivers/ata/Kconfig ++++ b/drivers/ata/Kconfig +@@ -725,5 +725,25 @@ config PATA_BF54X + + If unsure, say N. + ++config PATA_TS72XX ++ bool "TS72XX ATA support" ++ depends on ARCH_EP93XX && MACH_TS72XX ++ help ++ This option enables support for ATA devices on Technologic Systems SBC. ++ ++config PATA_TS7200_CF ++ tristate "TS7200 Compact Flash support" ++ depends on PATA_TS72XX ++ help ++ This option enables support for the compact flash control on ++ Technologic System TS-7200 SBC. ++ ++config PATA_TS9600 ++ tristate "TS9600 IDE interface support" ++ depends on PATA_TS72XX && BLK_DEV_IDE_TS9600 != y ++ help ++ This option enables support for Technologic Systems TS-9600 PC/104 IDE interface. ++ + endif # ATA_SFF ++ + endif # ATA +diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile +index 674965f..f496c63 100644 +--- a/drivers/ata/Makefile ++++ b/drivers/ata/Makefile +@@ -72,6 +72,9 @@ obj-$(CONFIG_PATA_BF54X) += pata_bf54x.o + obj-$(CONFIG_PATA_PLATFORM) += pata_platform.o + obj-$(CONFIG_PATA_OF_PLATFORM) += pata_of_platform.o + obj-$(CONFIG_PATA_ICSIDE) += pata_icside.o ++obj-$(CONFIG_PATA_TS72XX) += pata_ts72xx.o ++obj-$(CONFIG_PATA_TS7200_CF) += pata_ts7200_cf.o ++obj-$(CONFIG_PATA_TS9600) += pata_ts9600.o + # Should be last but two libata driver + obj-$(CONFIG_PATA_ACPI) += pata_acpi.o + # Should be last but one libata driver +diff --git a/drivers/ata/pata_ts7200_cf.c b/drivers/ata/pata_ts7200_cf.c +new file mode 100644 +index 0000000..a08aedf +--- /dev/null ++++ b/drivers/ata/pata_ts7200_cf.c +@@ -0,0 +1,85 @@ ++/* ++ * Technologic Systems TS-7200 Compact Flash PATA device driver. ++ * ++ * (c) Copyright 2008 Matthieu Crapet <mcrapet@gmail.com> ++ * ++ * 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 <linux/kernel.h> ++#include <linux/module.h> ++#include <linux/libata.h> ++#include <scsi/scsi_host.h> ++#include <linux/platform_device.h> ++#include <linux/dma-mapping.h> ++ ++#include <asm/io.h> ++#include <asm/irq.h> ++#include <mach/hardware.h> ++ ++#define DRV_NAME "pata_ts7200_cf" ++#define DRV_VERSION "0.2" ++ ++static struct resource ts7200_cf_resources[] = { ++ [0] = { ++ .start = TS7200_CF_CMD_PHYS_BASE, ++ .end = TS7200_CF_CMD_PHYS_BASE + 8, ++ .flags = IORESOURCE_MEM, ++ }, ++ [1] = { ++ .start = TS7200_CF_AUX_PHYS_BASE, ++ .end = TS7200_CF_AUX_PHYS_BASE + 1, ++ .flags = IORESOURCE_MEM, ++ }, ++ [2] = { ++ .start = TS7200_CF_DATA_PHYS_BASE, ++ .end = TS7200_CF_DATA_PHYS_BASE + 2, ++ .flags = IORESOURCE_MEM, ++ }, ++ [3] = { ++ .start = IRQ_EP93XX_EXT0, /* pin 103 of EP9301 */ ++ .end = IRQ_EP93XX_EXT0, ++ .flags = IORESOURCE_IRQ, ++ } ++}; ++ ++ ++static struct platform_device ts7200_cf_device = { ++ .name = "ts72xx-ide", ++ .id = 0, ++ .dev = { ++ .dma_mask = &ts7200_cf_device.dev.coherent_dma_mask, ++ .coherent_dma_mask = DMA_BIT_MASK(32), ++ }, ++ .num_resources = ARRAY_SIZE(ts7200_cf_resources), ++ .resource = ts7200_cf_resources, ++}; ++ ++ ++static __init int pata_ts7200_cf_init(void) ++{ ++ return (board_is_ts7200()) ? \ ++ platform_device_register(&ts7200_cf_device) : -ENODEV; ++} ++ ++static __exit void pata_ts7200_cf_exit(void) ++{ ++ platform_device_unregister(&ts7200_cf_device); ++} ++ ++module_init(pata_ts7200_cf_init); ++module_exit(pata_ts7200_cf_exit); ++ ++MODULE_AUTHOR("Matthieu Crapet <mcrapet@gmail.com>"); ++MODULE_DESCRIPTION("TS-7200 CF PATA device driver"); ++MODULE_LICENSE("GPL"); ++MODULE_VERSION(DRV_VERSION); +diff --git a/drivers/ata/pata_ts72xx.c b/drivers/ata/pata_ts72xx.c +new file mode 100644 +index 0000000..a2c12d1 +--- /dev/null ++++ b/drivers/ata/pata_ts72xx.c +@@ -0,0 +1,155 @@ ++/* ++ * TS-72XX PATA driver for Technologic Systems boards. ++ * ++ * Based on pata_platform.c by Paul Mundt & ++ * Alessandro Zummo <a.zummo@towertech.it> ++ * and old pata-ts72xx.c by Alessandro Zummo <a.zummo@towertech.it> ++ * ++ * (c) Copyright 2008 Matthieu Crapet <mcrapet@gmail.com> ++ * ++ * 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. ++ */ ++ ++#include <linux/kernel.h> ++#include <linux/module.h> ++#include <linux/platform_device.h> ++#include <linux/interrupt.h> ++#include <scsi/scsi_host.h> ++#include <linux/ata.h> ++#include <linux/libata.h> ++ ++#define DRV_NAME "pata_ts72xx" ++#define DRV_VERSION "2.0" ++ ++ ++/* ++ * Provide our own set_mode() as we don't want to change anything that has ++ * already been configured.. ++ */ ++static int ts72xx_set_mode(struct ata_link *link, struct ata_device **unused) ++{ ++ struct ata_device *dev; ++ ++ ata_link_for_each_dev(dev, link) { ++ if (ata_dev_enabled(dev)) { ++ /* We don't really care */ ++ dev->pio_mode = dev->xfer_mode = XFER_PIO_0; ++ dev->xfer_shift = ATA_SHIFT_PIO; ++ dev->flags |= ATA_DFLAG_PIO; ++ ata_dev_printk(dev, KERN_INFO, "configured for PIO\n"); ++ } ++ } ++ return 0; ++} ++ ++static struct scsi_host_template ts72xx_sht = { ++ ATA_PIO_SHT(DRV_NAME), ++}; ++ ++static struct ata_port_operations ts72xx_port_ops = { ++ .inherits = &ata_sff_port_ops, ++ .set_mode = ts72xx_set_mode, ++}; ++ ++static __devinit int ts72xx_pata_probe(struct platform_device *pdev) ++{ ++ struct ata_host *host; ++ struct ata_port *ap; ++ int irq; ++ ++ struct resource *pata_cmd = platform_get_resource(pdev, IORESOURCE_MEM, 0); ++ struct resource *pata_aux = platform_get_resource(pdev, IORESOURCE_MEM, 1); ++ struct resource *pata_data = platform_get_resource(pdev, IORESOURCE_MEM, 2); ++ ++ if (!pata_cmd || !pata_aux || !pata_data) { ++ dev_err(&pdev->dev, "missing resource(s)\n"); ++ return -EINVAL; ++ } ++ ++ irq = platform_get_irq(pdev, 0); ++ if (irq < 0) ++ irq = 0; /* no irq */ ++ ++ /* ++ * Now that that's out of the way, wire up the port ++ */ ++ host = ata_host_alloc(&pdev->dev, 1); ++ if (!host) ++ return -ENOMEM; ++ ap = host->ports[0]; ++ ++ ap->ops = &ts72xx_port_ops; ++ ap->pio_mask = 0x1f; /* PIO0-4 */ ++ ap->flags |= ATA_FLAG_SLAVE_POSS; ++ ++ /* ++ * Use polling mode if there's no IRQ ++ */ ++ if (!irq) { ++ ap->flags |= ATA_FLAG_PIO_POLLING; ++ ata_port_desc(ap, "no IRQ, using PIO polling"); ++ } ++ ++ ap->ioaddr.cmd_addr = devm_ioremap(&pdev->dev, pata_cmd->start, ++ pata_cmd->end - pata_cmd->start + 1); ++ ap->ioaddr.ctl_addr = devm_ioremap(&pdev->dev, pata_aux->start, ++ pata_aux->end - pata_aux->start + 1); ++ ++ if (!ap->ioaddr.cmd_addr || !ap->ioaddr.ctl_addr) { ++ dev_err(&pdev->dev, "failed to map IO/CTL base\n"); ++ return -ENOMEM; ++ } ++ ++ ap->ioaddr.altstatus_addr = ap->ioaddr.ctl_addr; ++ ++ ata_sff_std_ports(&ap->ioaddr); ++ ap->ioaddr.data_addr = devm_ioremap(&pdev->dev, pata_data->start, ++ pata_data->end - pata_data->start + 1); ++ ++ ata_port_desc(ap, "mmio cmd 0x%llx ctl 0x%llx", ++ (unsigned long long)pata_cmd->start, ++ (unsigned long long)pata_aux->start); ++ ++ return ata_host_activate(host, irq, irq ? ata_sff_interrupt : NULL, ++ 0 /* irq flags */, &ts72xx_sht); ++} ++ ++static __devexit int ts72xx_pata_remove(struct platform_device *pdev) ++{ ++ struct device *dev = &pdev->dev; ++ struct ata_host *host = dev_get_drvdata(dev); ++ ++ ata_host_detach(host); ++ ++ return 0; ++} ++ ++static struct platform_driver ts72xx_pata_platform_driver = { ++ .probe = ts72xx_pata_probe, ++ .remove = __devexit_p(ts72xx_pata_remove), ++ .driver = { ++ .name = "ts72xx-ide", ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++static int __init ts72xx_pata_init(void) ++{ ++ return platform_driver_register(&ts72xx_pata_platform_driver); ++} ++ ++static void __exit ts72xx_pata_exit(void) ++{ ++ platform_driver_unregister(&ts72xx_pata_platform_driver); ++} ++ ++MODULE_AUTHOR("Matthieu Crapet <mcrapet@gmail.com>"); ++MODULE_DESCRIPTION("low-level driver for TS-72xx device PATA"); ++MODULE_LICENSE("GPL"); ++MODULE_VERSION(DRV_VERSION); ++ ++module_init(ts72xx_pata_init); ++module_exit(ts72xx_pata_exit); +diff --git a/drivers/ata/pata_ts9600.c b/drivers/ata/pata_ts9600.c +new file mode 100644 +index 0000000..b7348d2 +--- /dev/null ++++ b/drivers/ata/pata_ts9600.c +@@ -0,0 +1,88 @@ ++/* ++ * Technologic Systems TS-9600 PATA device driver. ++ * ++ * (c) Copyright 2008 Matthieu Crapet <mcrapet@gmail.com> ++ * ++ * 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 <linux/kernel.h> ++#include <linux/module.h> ++#include <linux/libata.h> ++#include <scsi/scsi_host.h> ++#include <linux/platform_device.h> ++#include <linux/dma-mapping.h> ++ ++#include <asm/io.h> ++#include <asm/irq.h> ++#include <mach/hardware.h> ++ ++#define DRV_NAME "pata_ts9600" ++#define DRV_VERSION "0.2" ++ ++#define TS9600_IDE_IO (TS72XX_PC104_8BIT_IO_PHYS_BASE + 0x1F0) ++#define TS9600_IDE_DATA (TS72XX_PC104_16BIT_IO_PHYS_BASE + 0x1F0) ++#define TS9600_IDE_IRQ IRQ_EP93XX_EXT3 // IRQ7 (no other possibility for arm) ++ ++static struct resource ts9600_resources[] = { ++ [0] = { ++ .start = TS9600_IDE_IO, ++ .end = TS9600_IDE_IO + 8, ++ .flags = IORESOURCE_MEM, ++ }, ++ [1] = { ++ .start = TS9600_IDE_IO + 0x206, ++ .end = TS9600_IDE_IO + 0x206 + 1, ++ .flags = IORESOURCE_MEM, ++ }, ++ [2] = { ++ .start = TS9600_IDE_DATA, ++ .end = TS9600_IDE_DATA + 2, ++ .flags = IORESOURCE_MEM, ++ }, ++ [3] = { ++ .start = TS9600_IDE_IRQ, ++ .end = TS9600_IDE_IRQ, ++ .flags = IORESOURCE_IRQ, ++ } ++}; ++ ++ ++static struct platform_device ts9600_device = { ++ .name = "ts72xx-ide", ++ .id = 9600, ++ .dev = { ++ .dma_mask = &ts9600_device.dev.coherent_dma_mask, ++ .coherent_dma_mask = DMA_BIT_MASK(32), ++ }, ++ .num_resources = ARRAY_SIZE(ts9600_resources), ++ .resource = ts9600_resources, ++}; ++ ++ ++static __init int pata_ts9600_init(void) ++{ ++ return platform_device_register(&ts9600_device); ++} ++ ++static __exit void pata_ts9600_exit(void) ++{ ++ platform_device_unregister(&ts9600_device); ++} ++ ++module_init(pata_ts9600_init); ++module_exit(pata_ts9600_exit); ++ ++MODULE_AUTHOR("Matthieu Crapet <mcrapet@gmail.com>"); ++MODULE_DESCRIPTION("TS-9600 PATA device driver"); ++MODULE_LICENSE("GPL"); ++MODULE_VERSION(DRV_VERSION); +-- +1.6.0.4 + |