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

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)