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-rw-r--r--recipes/linux/linux-efika-2.6.20/0010-libata-Add-support-for-the-MPC52xx-ATA-controller.txt620
1 files changed, 620 insertions, 0 deletions
diff --git a/recipes/linux/linux-efika-2.6.20/0010-libata-Add-support-for-the-MPC52xx-ATA-controller.txt b/recipes/linux/linux-efika-2.6.20/0010-libata-Add-support-for-the-MPC52xx-ATA-controller.txt
new file mode 100644
index 0000000000..4a69da5c2c
--- /dev/null
+++ b/recipes/linux/linux-efika-2.6.20/0010-libata-Add-support-for-the-MPC52xx-ATA-controller.txt
@@ -0,0 +1,620 @@
+From 83ebd6314e55f9baf2c4e795397346b338274ef5 Mon Sep 17 00:00:00 2001
+From: Sylvain Munaut <tnt@246tNt.com>
+Date: Fri, 8 Dec 2006 00:08:14 +0100
+Subject: [PATCH] [PATCH] libata: Add support for the MPC52xx ATA controller
+
+This patch adds initial libata support for the Freescale
+MPC5200 integrated IDE controller.
+
+Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
+Signed-off-by: Jeff Garzik <jeff@garzik.org>
+---
+ drivers/ata/Kconfig | 9 +
+ drivers/ata/Makefile | 1 +
+ drivers/ata/pata_mpc52xx.c | 563 ++++++++++++++++++++++++++++++++++++++++++++
+ 3 files changed, 573 insertions(+), 0 deletions(-)
+
+diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
+index b34e0a9..fa1d327 100644
+--- a/drivers/ata/Kconfig
++++ b/drivers/ata/Kconfig
+@@ -337,6 +337,15 @@ config PATA_MARVELL
+
+ If unsure, say N.
+
++config PATA_MPC52xx
++ tristate "Freescale MPC52xx SoC internal IDE"
++ depends on PPC_MPC52xx
++ help
++ This option enables support for integrated IDE controller
++ of the Freescale MPC52xx SoC.
++
++ If unsure, say N.
++
+ config PATA_MPIIX
+ tristate "Intel PATA MPIIX support"
+ depends on PCI
+diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile
+index bc3d81a..3081e1f 100644
+--- a/drivers/ata/Makefile
++++ b/drivers/ata/Makefile
+@@ -38,6 +38,7 @@ obj-$(CONFIG_PATA_NETCELL) += pata_netcell.o
+ obj-$(CONFIG_PATA_NS87410) += pata_ns87410.o
+ obj-$(CONFIG_PATA_OPTI) += pata_opti.o
+ obj-$(CONFIG_PATA_OPTIDMA) += pata_optidma.o
++obj-$(CONFIG_PATA_MPC52xx) += pata_mpc52xx.o
+ obj-$(CONFIG_PATA_MARVELL) += pata_marvell.o
+ obj-$(CONFIG_PATA_MPIIX) += pata_mpiix.o
+ obj-$(CONFIG_PATA_OLDPIIX) += pata_oldpiix.o
+diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c
+new file mode 100644
+index 0000000..8b7019a
+--- /dev/null
++++ b/drivers/ata/pata_mpc52xx.c
+@@ -0,0 +1,563 @@
++/*
++ * drivers/ata/pata_mpc52xx.c
++ *
++ * libata driver for the Freescale MPC52xx on-chip IDE interface
++ *
++ * Copyright (C) 2006 Sylvain Munaut <tnt@246tNt.com>
++ * Copyright (C) 2003 Mipsys - Benjamin Herrenschmidt
++ *
++ * This file is licensed under the terms of the GNU General Public License
++ * version 2. This program is licensed "as is" without any warranty of any
++ * kind, whether express or implied.
++ */
++
++#include <linux/kernel.h>
++#include <linux/module.h>
++#include <linux/slab.h>
++#include <linux/delay.h>
++#include <linux/libata.h>
++
++#include <asm/io.h>
++#include <asm/types.h>
++#include <asm/prom.h>
++#include <asm/of_platform.h>
++#include <asm/mpc52xx.h>
++
++
++#define DRV_NAME "mpc52xx_ata"
++#define DRV_VERSION "0.1.0"
++
++
++/* Private structures used by the driver */
++struct mpc52xx_ata_timings {
++ u32 pio1;
++ u32 pio2;
++};
++
++struct mpc52xx_ata_priv {
++ unsigned int ipb_period;
++ struct mpc52xx_ata __iomem * ata_regs;
++ int ata_irq;
++ struct mpc52xx_ata_timings timings[2];
++ int csel;
++};
++
++
++/* ATAPI-4 PIO specs (in ns) */
++static const int ataspec_t0[5] = {600, 383, 240, 180, 120};
++static const int ataspec_t1[5] = { 70, 50, 30, 30, 25};
++static const int ataspec_t2_8[5] = {290, 290, 290, 80, 70};
++static const int ataspec_t2_16[5] = {165, 125, 100, 80, 70};
++static const int ataspec_t2i[5] = { 0, 0, 0, 70, 25};
++static const int ataspec_t4[5] = { 30, 20, 15, 10, 10};
++static const int ataspec_ta[5] = { 35, 35, 35, 35, 35};
++
++#define CALC_CLKCYC(c,v) ((((v)+(c)-1)/(c)))
++
++
++/* Bit definitions inside the registers */
++#define MPC52xx_ATA_HOSTCONF_SMR 0x80000000UL /* State machine reset */
++#define MPC52xx_ATA_HOSTCONF_FR 0x40000000UL /* FIFO Reset */
++#define MPC52xx_ATA_HOSTCONF_IE 0x02000000UL /* Enable interrupt in PIO */
++#define MPC52xx_ATA_HOSTCONF_IORDY 0x01000000UL /* Drive supports IORDY protocol */
++
++#define MPC52xx_ATA_HOSTSTAT_TIP 0x80000000UL /* Transaction in progress */
++#define MPC52xx_ATA_HOSTSTAT_UREP 0x40000000UL /* UDMA Read Extended Pause */
++#define MPC52xx_ATA_HOSTSTAT_RERR 0x02000000UL /* Read Error */
++#define MPC52xx_ATA_HOSTSTAT_WERR 0x01000000UL /* Write Error */
++
++#define MPC52xx_ATA_FIFOSTAT_EMPTY 0x01 /* FIFO Empty */
++
++#define MPC52xx_ATA_DMAMODE_WRITE 0x01 /* Write DMA */
++#define MPC52xx_ATA_DMAMODE_READ 0x02 /* Read DMA */
++#define MPC52xx_ATA_DMAMODE_UDMA 0x04 /* UDMA enabled */
++#define MPC52xx_ATA_DMAMODE_IE 0x08 /* Enable drive interrupt to CPU in DMA mode */
++#define MPC52xx_ATA_DMAMODE_FE 0x10 /* FIFO Flush enable in Rx mode */
++#define MPC52xx_ATA_DMAMODE_FR 0x20 /* FIFO Reset */
++#define MPC52xx_ATA_DMAMODE_HUT 0x40 /* Host UDMA burst terminate */
++
++
++/* Structure of the hardware registers */
++struct mpc52xx_ata {
++
++ /* Host interface registers */
++ u32 config; /* ATA + 0x00 Host configuration */
++ u32 host_status; /* ATA + 0x04 Host controller status */
++ u32 pio1; /* ATA + 0x08 PIO Timing 1 */
++ u32 pio2; /* ATA + 0x0c PIO Timing 2 */
++ u32 mdma1; /* ATA + 0x10 MDMA Timing 1 */
++ u32 mdma2; /* ATA + 0x14 MDMA Timing 2 */
++ u32 udma1; /* ATA + 0x18 UDMA Timing 1 */
++ u32 udma2; /* ATA + 0x1c UDMA Timing 2 */
++ u32 udma3; /* ATA + 0x20 UDMA Timing 3 */
++ u32 udma4; /* ATA + 0x24 UDMA Timing 4 */
++ u32 udma5; /* ATA + 0x28 UDMA Timing 5 */
++ u32 share_cnt; /* ATA + 0x2c ATA share counter */
++ u32 reserved0[3];
++
++ /* FIFO registers */
++ u32 fifo_data; /* ATA + 0x3c */
++ u8 fifo_status_frame; /* ATA + 0x40 */
++ u8 fifo_status; /* ATA + 0x41 */
++ u16 reserved7[1];
++ u8 fifo_control; /* ATA + 0x44 */
++ u8 reserved8[5];
++ u16 fifo_alarm; /* ATA + 0x4a */
++ u16 reserved9;
++ u16 fifo_rdp; /* ATA + 0x4e */
++ u16 reserved10;
++ u16 fifo_wrp; /* ATA + 0x52 */
++ u16 reserved11;
++ u16 fifo_lfrdp; /* ATA + 0x56 */
++ u16 reserved12;
++ u16 fifo_lfwrp; /* ATA + 0x5a */
++
++ /* Drive TaskFile registers */
++ u8 tf_control; /* ATA + 0x5c TASKFILE Control/Alt Status */
++ u8 reserved13[3];
++ u16 tf_data; /* ATA + 0x60 TASKFILE Data */
++ u16 reserved14;
++ u8 tf_features; /* ATA + 0x64 TASKFILE Features/Error */
++ u8 reserved15[3];
++ u8 tf_sec_count; /* ATA + 0x68 TASKFILE Sector Count */
++ u8 reserved16[3];
++ u8 tf_sec_num; /* ATA + 0x6c TASKFILE Sector Number */
++ u8 reserved17[3];
++ u8 tf_cyl_low; /* ATA + 0x70 TASKFILE Cylinder Low */
++ u8 reserved18[3];
++ u8 tf_cyl_high; /* ATA + 0x74 TASKFILE Cylinder High */
++ u8 reserved19[3];
++ u8 tf_dev_head; /* ATA + 0x78 TASKFILE Device/Head */
++ u8 reserved20[3];
++ u8 tf_command; /* ATA + 0x7c TASKFILE Command/Status */
++ u8 dma_mode; /* ATA + 0x7d ATA Host DMA Mode configuration */
++ u8 reserved21[2];
++};
++
++
++/* ======================================================================== */
++/* Aux fns */
++/* ======================================================================== */
++
++
++/* MPC52xx low level hw control */
++
++static int
++mpc52xx_ata_compute_pio_timings(struct mpc52xx_ata_priv *priv, int dev, int pio)
++{
++ struct mpc52xx_ata_timings *timing = &priv->timings[dev];
++ unsigned int ipb_period = priv->ipb_period;
++ unsigned int t0, t1, t2_8, t2_16, t2i, t4, ta;
++
++ if ((pio<0) || (pio>4))
++ return -EINVAL;
++
++ t0 = CALC_CLKCYC(ipb_period, 1000 * ataspec_t0[pio]);
++ t1 = CALC_CLKCYC(ipb_period, 1000 * ataspec_t1[pio]);
++ t2_8 = CALC_CLKCYC(ipb_period, 1000 * ataspec_t2_8[pio]);
++ t2_16 = CALC_CLKCYC(ipb_period, 1000 * ataspec_t2_16[pio]);
++ t2i = CALC_CLKCYC(ipb_period, 1000 * ataspec_t2i[pio]);
++ t4 = CALC_CLKCYC(ipb_period, 1000 * ataspec_t4[pio]);
++ ta = CALC_CLKCYC(ipb_period, 1000 * ataspec_ta[pio]);
++
++ timing->pio1 = (t0 << 24) | (t2_8 << 16) | (t2_16 << 8) | (t2i);
++ timing->pio2 = (t4 << 24) | (t1 << 16) | (ta << 8);
++
++ return 0;
++}
++
++static void
++mpc52xx_ata_apply_timings(struct mpc52xx_ata_priv *priv, int device)
++{
++ struct mpc52xx_ata __iomem *regs = priv->ata_regs;
++ struct mpc52xx_ata_timings *timing = &priv->timings[device];
++
++ out_be32(&regs->pio1, timing->pio1);
++ out_be32(&regs->pio2, timing->pio2);
++ out_be32(&regs->mdma1, 0);
++ out_be32(&regs->mdma2, 0);
++ out_be32(&regs->udma1, 0);
++ out_be32(&regs->udma2, 0);
++ out_be32(&regs->udma3, 0);
++ out_be32(&regs->udma4, 0);
++ out_be32(&regs->udma5, 0);
++
++ priv->csel = device;
++}
++
++static int
++mpc52xx_ata_hw_init(struct mpc52xx_ata_priv *priv)
++{
++ struct mpc52xx_ata __iomem *regs = priv->ata_regs;
++ int tslot;
++
++ /* Clear share_cnt (all sample code do this ...) */
++ out_be32(&regs->share_cnt, 0);
++
++ /* Configure and reset host */
++ out_be32(&regs->config,
++ MPC52xx_ATA_HOSTCONF_IE |
++ MPC52xx_ATA_HOSTCONF_IORDY |
++ MPC52xx_ATA_HOSTCONF_SMR |
++ MPC52xx_ATA_HOSTCONF_FR);
++
++ udelay(10);
++
++ out_be32(&regs->config,
++ MPC52xx_ATA_HOSTCONF_IE |
++ MPC52xx_ATA_HOSTCONF_IORDY);
++
++ /* Set the time slot to 1us */
++ tslot = CALC_CLKCYC(priv->ipb_period, 1000000);
++ out_be32(&regs->share_cnt, tslot << 16 );
++
++ /* Init timings to PIO0 */
++ memset(priv->timings, 0x00, 2*sizeof(struct mpc52xx_ata_timings));
++
++ mpc52xx_ata_compute_pio_timings(priv, 0, 0);
++ mpc52xx_ata_compute_pio_timings(priv, 1, 0);
++
++ mpc52xx_ata_apply_timings(priv, 0);
++
++ return 0;
++}
++
++
++/* ======================================================================== */
++/* libata driver */
++/* ======================================================================== */
++
++static void
++mpc52xx_ata_set_piomode(struct ata_port *ap, struct ata_device *adev)
++{
++ struct mpc52xx_ata_priv *priv = ap->host->private_data;
++ int pio, rv;
++
++ pio = adev->pio_mode - XFER_PIO_0;
++
++ rv = mpc52xx_ata_compute_pio_timings(priv, adev->devno, pio);
++
++ if (rv) {
++ printk(KERN_ERR DRV_NAME
++ ": Trying to select invalid PIO mode %d\n", pio);
++ return;
++ }
++
++ mpc52xx_ata_apply_timings(priv, adev->devno);
++}
++static void
++mpc52xx_ata_dev_select(struct ata_port *ap, unsigned int device)
++{
++ struct mpc52xx_ata_priv *priv = ap->host->private_data;
++
++ if (device != priv->csel)
++ mpc52xx_ata_apply_timings(priv, device);
++
++ ata_std_dev_select(ap,device);
++}
++
++static void
++mpc52xx_ata_error_handler(struct ata_port *ap)
++{
++ ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset, NULL,
++ ata_std_postreset);
++}
++
++
++
++static struct scsi_host_template mpc52xx_ata_sht = {
++ .module = THIS_MODULE,
++ .name = DRV_NAME,
++ .ioctl = ata_scsi_ioctl,
++ .queuecommand = ata_scsi_queuecmd,
++ .can_queue = ATA_DEF_QUEUE,
++ .this_id = ATA_SHT_THIS_ID,
++ .sg_tablesize = LIBATA_MAX_PRD,
++ .max_sectors = ATA_MAX_SECTORS,
++ .cmd_per_lun = ATA_SHT_CMD_PER_LUN,
++ .emulated = ATA_SHT_EMULATED,
++ .use_clustering = ATA_SHT_USE_CLUSTERING,
++ .proc_name = DRV_NAME,
++ .dma_boundary = ATA_DMA_BOUNDARY,
++ .slave_configure = ata_scsi_slave_config,
++ .bios_param = ata_std_bios_param,
++};
++
++static struct ata_port_operations mpc52xx_ata_port_ops = {
++ .port_disable = ata_port_disable,
++ .set_piomode = mpc52xx_ata_set_piomode,
++ .dev_select = mpc52xx_ata_dev_select,
++ .tf_load = ata_tf_load,
++ .tf_read = ata_tf_read,
++ .check_status = ata_check_status,
++ .exec_command = ata_exec_command,
++ .freeze = ata_bmdma_freeze,
++ .thaw = ata_bmdma_thaw,
++ .error_handler = mpc52xx_ata_error_handler,
++ .qc_prep = ata_qc_prep,
++ .qc_issue = ata_qc_issue_prot,
++ .data_xfer = ata_mmio_data_xfer,
++ .irq_handler = ata_interrupt,
++ .irq_clear = ata_bmdma_irq_clear,
++ .port_start = ata_port_start,
++ .port_stop = ata_port_stop,
++ .host_stop = ata_host_stop,
++};
++
++static struct ata_probe_ent mpc52xx_ata_probe_ent = {
++ .port_ops = &mpc52xx_ata_port_ops,
++ .sht = &mpc52xx_ata_sht,
++ .n_ports = 1,
++ .pio_mask = 0x1f, /* Up to PIO4 */
++ .mwdma_mask = 0x00, /* No MWDMA */
++ .udma_mask = 0x00, /* No UDMA */
++ .port_flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST | ATA_FLAG_MMIO,
++ .irq_flags = 0,
++};
++
++static int __devinit
++mpc52xx_ata_init_one(struct device *dev, struct mpc52xx_ata_priv *priv)
++{
++ struct ata_probe_ent *ae = &mpc52xx_ata_probe_ent;
++ struct ata_ioports *aio = &ae->port[0];
++ int rv;
++
++ INIT_LIST_HEAD(&ae->node);
++ ae->dev = dev;
++ ae->irq = priv->ata_irq;
++
++ aio->cmd_addr = 0; /* Don't have a classic reg block */
++ aio->altstatus_addr = (unsigned long)&priv->ata_regs->tf_control;
++ aio->ctl_addr = (unsigned long)&priv->ata_regs->tf_control;
++ aio->data_addr = (unsigned long)&priv->ata_regs->tf_data;
++ aio->error_addr = (unsigned long)&priv->ata_regs->tf_features;
++ aio->feature_addr = (unsigned long)&priv->ata_regs->tf_features;
++ aio->nsect_addr = (unsigned long)&priv->ata_regs->tf_sec_count;
++ aio->lbal_addr = (unsigned long)&priv->ata_regs->tf_sec_num;
++ aio->lbam_addr = (unsigned long)&priv->ata_regs->tf_cyl_low;
++ aio->lbah_addr = (unsigned long)&priv->ata_regs->tf_cyl_high;
++ aio->device_addr = (unsigned long)&priv->ata_regs->tf_dev_head;
++ aio->status_addr = (unsigned long)&priv->ata_regs->tf_command;
++ aio->command_addr = (unsigned long)&priv->ata_regs->tf_command;
++
++ ae->private_data = priv;
++
++ rv = ata_device_add(ae);
++
++ return rv ? 0 : -EINVAL;
++}
++
++static struct mpc52xx_ata_priv *
++mpc52xx_ata_remove_one(struct device *dev)
++{
++ struct ata_host *host = dev_get_drvdata(dev);
++ struct mpc52xx_ata_priv *priv = host->private_data;
++
++ ata_host_remove(host);
++
++ return priv;
++}
++
++
++/* ======================================================================== */
++/* OF Platform driver */
++/* ======================================================================== */
++
++static int __devinit
++mpc52xx_ata_probe(struct of_device *op, const struct of_device_id *match)
++{
++ unsigned int ipb_freq;
++ struct resource res_mem;
++ int ata_irq = NO_IRQ;
++ struct mpc52xx_ata __iomem *ata_regs = NULL;
++ struct mpc52xx_ata_priv *priv = NULL;
++ int rv;
++
++ /* Get ipb frequency */
++ ipb_freq = mpc52xx_find_ipb_freq(op->node);
++ if (!ipb_freq) {
++ printk(KERN_ERR DRV_NAME ": "
++ "Unable to find IPB Bus frequency\n" );
++ return -ENODEV;
++ }
++
++ /* Get IRQ and register */
++ rv = of_address_to_resource(op->node, 0, &res_mem);
++ if (rv) {
++ printk(KERN_ERR DRV_NAME ": "
++ "Error while parsing device node resource\n" );
++ return rv;
++ }
++
++ ata_irq = irq_of_parse_and_map(op->node, 0);
++ if (ata_irq == NO_IRQ) {
++ printk(KERN_ERR DRV_NAME ": "
++ "Error while mapping the irq\n");
++ return -EINVAL;
++ }
++
++ /* Request mem region */
++ if (!request_mem_region(res_mem.start,
++ sizeof(struct mpc52xx_ata), DRV_NAME)) {
++ printk(KERN_ERR DRV_NAME ": "
++ "Error while requesting mem region\n");
++ irq_dispose_mapping(ata_irq);
++ return -EBUSY;
++ }
++
++ /* Remap registers */
++ ata_regs = ioremap(res_mem.start, sizeof(struct mpc52xx_ata));
++ if (!ata_regs) {
++ printk(KERN_ERR DRV_NAME ": "
++ "Error while mapping register set\n");
++ rv = -ENOMEM;
++ goto err;
++ }
++
++ /* Prepare our private structure */
++ priv = kmalloc(sizeof(struct mpc52xx_ata_priv), GFP_ATOMIC);
++ if (!priv) {
++ printk(KERN_ERR DRV_NAME ": "
++ "Error while allocating private structure\n");
++ rv = -ENOMEM;
++ goto err;
++ }
++
++ priv->ipb_period = 1000000000 / (ipb_freq / 1000);
++ priv->ata_regs = ata_regs;
++ priv->ata_irq = ata_irq;
++ priv->csel = -1;
++
++ /* Init the hw */
++ rv = mpc52xx_ata_hw_init(priv);
++ if (rv) {
++ printk(KERN_ERR DRV_NAME ": Error during HW init\n");
++ goto err;
++ }
++
++ /* Register ourselves to libata */
++ rv = mpc52xx_ata_init_one(&op->dev, priv);
++ if (rv) {
++ printk(KERN_ERR DRV_NAME ": "
++ "Error while registering to ATA layer\n");
++ return rv;
++ }
++
++ /* Done */
++ return 0;
++
++ /* Error path */
++err:
++ kfree(priv);
++
++ if (ata_regs)
++ iounmap(ata_regs);
++
++ release_mem_region(res_mem.start, sizeof(struct mpc52xx_ata));
++
++ irq_dispose_mapping(ata_irq);
++
++ return rv;
++}
++
++static int
++mpc52xx_ata_remove(struct of_device *op)
++{
++ struct mpc52xx_ata_priv *priv;
++ struct resource res_mem;
++ int rv;
++
++ /* Unregister */
++ priv = mpc52xx_ata_remove_one(&op->dev);
++
++ /* Free everything */
++ iounmap(priv->ata_regs);
++
++ rv = of_address_to_resource(op->node, 0, &res_mem);
++ if (rv) {
++ printk(KERN_ERR DRV_NAME ": "
++ "Error while parsing device node resource\n");
++ printk(KERN_ERR DRV_NAME ": "
++ "Zone may not be properly released\n");
++ } else
++ release_mem_region(res_mem.start, sizeof(struct mpc52xx_ata));
++
++ irq_dispose_mapping(priv->ata_irq);
++
++ kfree(priv);
++
++ return 0;
++}
++
++
++#ifdef CONFIG_PM
++
++static int
++mpc52xx_ata_suspend(struct of_device *op, pm_message_t state)
++{
++ return 0; /* FIXME : What to do here ? */
++}
++
++static int
++mpc52xx_ata_resume(struct of_device *op)
++{
++ return 0; /* FIXME : What to do here ? */
++}
++
++#endif
++
++
++static struct of_device_id mpc52xx_ata_of_match[] = {
++ {
++ .compatible = "mpc5200-ata",
++ },
++ {
++ .compatible = "mpc52xx-ata",
++ },
++ {},
++};
++
++
++static struct of_platform_driver mpc52xx_ata_of_platform_driver = {
++ .owner = THIS_MODULE,
++ .name = DRV_NAME,
++ .match_table = mpc52xx_ata_of_match,
++ .probe = mpc52xx_ata_probe,
++ .remove = mpc52xx_ata_remove,
++#ifdef CONFIG_PM
++ .suspend = mpc52xx_ata_suspend,
++ .resume = mpc52xx_ata_resume,
++#endif
++ .driver = {
++ .name = DRV_NAME,
++ .owner = THIS_MODULE,
++ },
++};
++
++
++/* ======================================================================== */
++/* Module */
++/* ======================================================================== */
++
++static int __init
++mpc52xx_ata_init(void)
++{
++ printk(KERN_INFO "ata: MPC52xx IDE/ATA libata driver\n");
++ return of_register_platform_driver(&mpc52xx_ata_of_platform_driver);
++}
++
++static void __exit
++mpc52xx_ata_exit(void)
++{
++ of_unregister_platform_driver(&mpc52xx_ata_of_platform_driver);
++}
++
++module_init(mpc52xx_ata_init);
++module_exit(mpc52xx_ata_exit);
++
++MODULE_AUTHOR("Sylvain Munaut <tnt@246tNt.com>");
++MODULE_DESCRIPTION("Freescale MPC52xx IDE/ATA libata driver");
++MODULE_LICENSE("GPL");
++MODULE_DEVICE_TABLE(of, mpc52xx_ata_of_match);
++MODULE_VERSION(DRV_VERSION);
++
+--
+1.4.4.2
+
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-20 01:23:13 +0000