ata: intf_platform_ide: add OF bindings
Signed-off-by: Peter Mamonov <pmamonov@gmail.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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1 changed files with 24 additions and 4 deletions
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@ -29,6 +29,7 @@
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#include <ata_drive.h>
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#include <ata_drive.h>
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#include <platform_ide.h>
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#include <platform_ide.h>
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#include <linux/err.h>
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#include <linux/err.h>
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#include <of.h>
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/**
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/**
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* Setup the register specific addresses for an ATA like divice
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* Setup the register specific addresses for an ATA like divice
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@ -85,8 +86,18 @@ static int platform_ide_probe(struct device_d *dev)
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void *reg_base, *alt_base = NULL;
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void *reg_base, *alt_base = NULL;
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struct resource *reg, *alt;
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struct resource *reg, *alt;
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int mmio = 0;
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int mmio = 0;
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struct device_node *dn = dev->device_node;
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u32 ioport_shift = 0;
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int dataif_be = 0;
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void (*reset)(int) = NULL;
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if (pdata == NULL) {
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if (pdata) {
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ioport_shift = pdata->ioport_shift;
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dataif_be = pdata->dataif_be;
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reset = pdata->reset;
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} else if (dn) {
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of_property_read_u32(dn, "reg-shift", &ioport_shift);
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} else {
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dev_err(dev, "No platform data. Cannot continue\n");
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dev_err(dev, "No platform data. Cannot continue\n");
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return -EINVAL;
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return -EINVAL;
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}
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}
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@ -123,9 +134,9 @@ static int platform_ide_probe(struct device_d *dev)
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ide = xzalloc(sizeof(*ide));
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ide = xzalloc(sizeof(*ide));
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ide->io.mmio = mmio;
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ide->io.mmio = mmio;
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platform_ide_setup_port(reg_base, alt_base, &ide->io, pdata->ioport_shift);
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platform_ide_setup_port(reg_base, alt_base, &ide->io, ioport_shift);
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ide->io.reset = pdata->reset;
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ide->io.reset = reset;
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ide->io.dataif_be = pdata->dataif_be;
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ide->io.dataif_be = dataif_be;
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rc = ide_port_register(ide);
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rc = ide_port_register(ide);
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if (rc != 0) {
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if (rc != 0) {
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@ -136,9 +147,18 @@ static int platform_ide_probe(struct device_d *dev)
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return rc;
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return rc;
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}
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}
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static __maybe_unused struct of_device_id platform_ide_dt_ids[] = {
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{
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.compatible = "ata-generic",
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}, {
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/* sentinel */
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}
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};
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static struct driver_d platform_ide_driver = {
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static struct driver_d platform_ide_driver = {
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.name = "ide_intf",
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.name = "ide_intf",
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.probe = platform_ide_probe,
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.probe = platform_ide_probe,
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.of_compatible = DRV_OF_COMPAT(platform_ide_dt_ids),
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};
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};
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device_platform_driver(platform_ide_driver);
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device_platform_driver(platform_ide_driver);
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