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usb: dwc3: core: convert to unified device property interface

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No functional affect on existing platforms, but the driver
is now ready to extract the properties also from ACPI tables
as well as from DT.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Heikki Krogerus 2015-09-21 11:14:35 +03:00 • committed by Felipe Balbi
parent 06e7114f0d
commit 3d128919b7
1 changed files with 24 additions and 26 deletions
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50
drivers/usb/dwc3/core.c
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@ -800,7 +800,6 @@ static int dwc3_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct dwc3_platform_data *pdata = dev_get_platdata(dev);
struct device_node *node = dev->of_node;
struct resource *res;
struct dwc3 *dwc;
u8 lpm_nyet_threshold;
@ -873,52 +872,51 @@ static int dwc3_probe(struct platform_device *pdev)
dwc->maximum_speed = usb_get_maximum_speed(dev);
dwc->dr_mode = usb_get_dr_mode(dev);
if (node) {
dwc->has_lpm_erratum = of_property_read_bool(node,
dwc->has_lpm_erratum = device_property_read_bool(dev,
"snps,has-lpm-erratum");
of_property_read_u8(node, "snps,lpm-nyet-threshold",
device_property_read_u8(dev, "snps,lpm-nyet-threshold",
&lpm_nyet_threshold);
dwc->is_utmi_l1_suspend = of_property_read_bool(node,
dwc->is_utmi_l1_suspend = device_property_read_bool(dev,
"snps,is-utmi-l1-suspend");
of_property_read_u8(node, "snps,hird-threshold",
device_property_read_u8(dev, "snps,hird-threshold",
&hird_threshold);
dwc->usb3_lpm_capable = of_property_read_bool(node,
dwc->usb3_lpm_capable = device_property_read_bool(dev,
"snps,usb3_lpm_capable");
dwc->needs_fifo_resize = of_property_read_bool(node,
dwc->needs_fifo_resize = device_property_read_bool(dev,
"tx-fifo-resize");
dwc->disable_scramble_quirk = of_property_read_bool(node,
dwc->disable_scramble_quirk = device_property_read_bool(dev,
"snps,disable_scramble_quirk");
dwc->u2exit_lfps_quirk = of_property_read_bool(node,
dwc->u2exit_lfps_quirk = device_property_read_bool(dev,
"snps,u2exit_lfps_quirk");
dwc->u2ss_inp3_quirk = of_property_read_bool(node,
dwc->u2ss_inp3_quirk = device_property_read_bool(dev,
"snps,u2ss_inp3_quirk");
dwc->req_p1p2p3_quirk = of_property_read_bool(node,
dwc->req_p1p2p3_quirk = device_property_read_bool(dev,
"snps,req_p1p2p3_quirk");
dwc->del_p1p2p3_quirk = of_property_read_bool(node,
dwc->del_p1p2p3_quirk = device_property_read_bool(dev,
"snps,del_p1p2p3_quirk");
dwc->del_phy_power_chg_quirk = of_property_read_bool(node,
dwc->del_phy_power_chg_quirk = device_property_read_bool(dev,
"snps,del_phy_power_chg_quirk");
dwc->lfps_filter_quirk = of_property_read_bool(node,
dwc->lfps_filter_quirk = device_property_read_bool(dev,
"snps,lfps_filter_quirk");
dwc->rx_detect_poll_quirk = of_property_read_bool(node,
dwc->rx_detect_poll_quirk = device_property_read_bool(dev,
"snps,rx_detect_poll_quirk");
dwc->dis_u3_susphy_quirk = of_property_read_bool(node,
dwc->dis_u3_susphy_quirk = device_property_read_bool(dev,
"snps,dis_u3_susphy_quirk");
dwc->dis_u2_susphy_quirk = of_property_read_bool(node,
dwc->dis_u2_susphy_quirk = device_property_read_bool(dev,
"snps,dis_u2_susphy_quirk");
dwc->tx_de_emphasis_quirk = of_property_read_bool(node,
dwc->tx_de_emphasis_quirk = device_property_read_bool(dev,
"snps,tx_de_emphasis_quirk");
of_property_read_u8(node, "snps,tx_de_emphasis",
device_property_read_u8(dev, "snps,tx_de_emphasis",
&tx_de_emphasis);
of_property_read_string(node, "snps,hsphy_interface",
&dwc->hsphy_interface);
of_property_read_u32(node,
"snps,quirk-frame-length-adjustment",
&fladj);
} else if (pdata) {
device_property_read_string(dev, "snps,hsphy_interface",
&dwc->hsphy_interface);
device_property_read_u32(dev, "snps,quirk-frame-length-adjustment",
&fladj);
if (pdata) {
dwc->maximum_speed = pdata->maximum_speed;
dwc->has_lpm_erratum = pdata->has_lpm_erratum;
if (pdata->lpm_nyet_threshold)