diff options
author | Ivan T. Ivanov <iivanov@mm-sol.com> | 2014-05-04 09:24:41 +0800 |
---|---|---|
committer | Nitin Garg <nitin.garg@freescale.com> | 2015-01-15 21:18:11 -0600 |
commit | 26ac975accd59b533bfbd707214bf0e425e27d00 (patch) | |
tree | e2ced8bebc1b8be066496328f96d1f3e18eb818a /drivers/usb/chipidea/ci_hdrc_msm.c | |
parent | 3a31b76aec0abf621ea3d95b34b97eb1f8a64fb6 (diff) |
usb: chipidea: msm: Add device tree support
Allows controller to be specified via device tree.
Pass PHY phandle specified in DT to core driver.
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Ivan T. Ivanov <iivanov@mm-sol.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/chipidea/ci_hdrc_msm.c')
-rw-r--r-- | drivers/usb/chipidea/ci_hdrc_msm.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/drivers/usb/chipidea/ci_hdrc_msm.c b/drivers/usb/chipidea/ci_hdrc_msm.c index ca1123d415c5..4c6ab42753e5 100644 --- a/drivers/usb/chipidea/ci_hdrc_msm.c +++ b/drivers/usb/chipidea/ci_hdrc_msm.c @@ -54,9 +54,21 @@ static struct ci_hdrc_platform_data ci_hdrc_msm_platdata = { static int ci_hdrc_msm_probe(struct platform_device *pdev) { struct platform_device *plat_ci; + struct usb_phy *phy; dev_dbg(&pdev->dev, "ci_hdrc_msm_probe\n"); + /* + * OTG(PHY) driver takes care of PHY initialization, clock management, + * powering up VBUS, mapping of registers address space and power + * management. + */ + phy = devm_usb_get_phy_by_phandle(&pdev->dev, "usb-phy", 0); + if (IS_ERR(phy)) + return PTR_ERR(phy); + + ci_hdrc_msm_platdata.phy = phy; + plat_ci = ci_hdrc_add_device(&pdev->dev, pdev->resource, pdev->num_resources, &ci_hdrc_msm_platdata); @@ -83,10 +95,19 @@ static int ci_hdrc_msm_remove(struct platform_device *pdev) return 0; } +static const struct of_device_id msm_ci_dt_match[] = { + { .compatible = "qcom,ci-hdrc", }, + { } +}; +MODULE_DEVICE_TABLE(of, msm_ci_dt_match); + static struct platform_driver ci_hdrc_msm_driver = { .probe = ci_hdrc_msm_probe, .remove = ci_hdrc_msm_remove, - .driver = { .name = "msm_hsusb", }, + .driver = { + .name = "msm_hsusb", + .of_match_table = msm_ci_dt_match, + }, }; module_platform_driver(ci_hdrc_msm_driver); |