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received-spf: None (protection.outlook.com: nxp.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: 5Zu3SINiaPri0+FdC5/XugS/sH49Yosy/Xyqgb7kfU1tvaUGPoxI1/EbFI1feUwm0pwrYhS9rres/nIoYDaPup9i3oGJfWgGNnYrxeWquF64z9ElUt5eKJvTR3Yts8uZhyzjtyOpTDH7v8wn/rV3cG5srK6iud3GDPbjmD7GF6au5Ga0KzXmAQrM9fefnM16bEgdYWeVYj50xqUUUDk/oWOpHoIsVDtWHFwQJ2O3GS1NvdA0KnJShXNgZ7z93Lo1mOzEYwRS57skxCGCPTCNy1ALTS3II75yt7IZWfslh28wWvIgW8rDQz2rN+3SZSOm82VYdEfaBpCG03i92OAcDwJL6j3PwuX4wcNhSOPKVylihiwK+uamiBKVO9lfVtLfxu6tageFbAXYLKESty1gcOjVGQA39Zm9PHx8tDeFbQk= Content-Type: text/plain; charset="iso-8859-1" Content-ID: <9D9DCC204D4BCD45AF0A69CDDE505989@eurprd04.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-Network-Message-Id: e1abcbcb-0f84-4c4a-9a72-08d6d83f2132 X-MS-Exchange-CrossTenant-originalarrivaltime: 14 May 2019 07:38:17.4339 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR04MB5392 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Add imx7ulp support Signed-off-by: Peter Chen --- drivers/usb/chipidea/ci_hdrc_imx.c | 28 +++++++++++++++++++++++++++- drivers/usb/chipidea/usbmisc_imx.c | 4 ++++ include/linux/usb/chipidea.h | 1 + 3 files changed, 32 insertions(+), 1 deletion(-) diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_h= drc_imx.c index ceec8d5985d4..a76708501236 100644 --- a/drivers/usb/chipidea/ci_hdrc_imx.c +++ b/drivers/usb/chipidea/ci_hdrc_imx.c @@ -13,6 +13,7 @@ #include #include #include +#include =20 #include "ci.h" #include "ci_hdrc_imx.h" @@ -63,6 +64,11 @@ static const struct ci_hdrc_imx_platform_flag imx7d_usb_= data =3D { .flags =3D CI_HDRC_SUPPORTS_RUNTIME_PM, }; =20 +static const struct ci_hdrc_imx_platform_flag imx7ulp_usb_data =3D { + .flags =3D CI_HDRC_SUPPORTS_RUNTIME_PM | + CI_HDRC_PMQOS, +}; + static const struct of_device_id ci_hdrc_imx_dt_ids[] =3D { { .compatible =3D "fsl,imx23-usb", .data =3D &imx23_usb_data}, { .compatible =3D "fsl,imx28-usb", .data =3D &imx28_usb_data}, @@ -72,6 +78,7 @@ static const struct of_device_id ci_hdrc_imx_dt_ids[] =3D= { { .compatible =3D "fsl,imx6sx-usb", .data =3D &imx6sx_usb_data}, { .compatible =3D "fsl,imx6ul-usb", .data =3D &imx6ul_usb_data}, { .compatible =3D "fsl,imx7d-usb", .data =3D &imx7d_usb_data}, + { .compatible =3D "fsl,imx7ulp-usb", .data =3D &imx7ulp_usb_data}, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, ci_hdrc_imx_dt_ids); @@ -93,6 +100,8 @@ struct ci_hdrc_imx_data { struct clk *clk_ahb; struct clk *clk_per; /* --------------------------------- */ + struct pm_qos_request pm_qos_req; + const struct ci_hdrc_imx_platform_flag *plat_data; }; =20 /* Common functions shared by usbmisc drivers */ @@ -309,6 +318,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pd= ev) if (!data) return -ENOMEM; =20 + data->plat_data =3D imx_platform_flag; + pdata.flags |=3D imx_platform_flag->flags; platform_set_drvdata(pdev, data); data->usbmisc_data =3D usbmisc_get_init_data(dev); if (IS_ERR(data->usbmisc_data)) @@ -369,6 +380,11 @@ static int ci_hdrc_imx_probe(struct platform_device *p= dev) } } } + + if (pdata.flags & CI_HDRC_PMQOS) + pm_qos_add_request(&data->pm_qos_req, + PM_QOS_CPU_DMA_LATENCY, 0); + ret =3D imx_get_clks(dev); if (ret) goto disable_hsic_regulator; @@ -396,7 +412,6 @@ static int ci_hdrc_imx_probe(struct platform_device *pd= ev) usb_phy_init(pdata.usb_phy); } =20 - pdata.flags |=3D imx_platform_flag->flags; if (pdata.flags & CI_HDRC_SUPPORTS_RUNTIME_PM) data->supports_runtime_pm =3D true; =20 @@ -439,6 +454,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pd= ev) disable_hsic_regulator: if (data->hsic_pad_regulator) ret =3D regulator_disable(data->hsic_pad_regulator); + if (pdata.flags & CI_HDRC_PMQOS) + pm_qos_remove_request(&data->pm_qos_req); return ret; } =20 @@ -455,6 +472,8 @@ static int ci_hdrc_imx_remove(struct platform_device *p= dev) if (data->override_phy_control) usb_phy_shutdown(data->phy); imx_disable_unprepare_clks(&pdev->dev); + if (data->plat_data->flags & CI_HDRC_PMQOS) + pm_qos_remove_request(&data->pm_qos_req); if (data->hsic_pad_regulator) regulator_disable(data->hsic_pad_regulator); =20 @@ -480,6 +499,9 @@ static int __maybe_unused imx_controller_suspend(struct= device *dev) } =20 imx_disable_unprepare_clks(dev); + if (data->plat_data->flags & CI_HDRC_PMQOS) + pm_qos_remove_request(&data->pm_qos_req); + data->in_lpm =3D true; =20 return 0; @@ -497,6 +519,10 @@ static int __maybe_unused imx_controller_resume(struct= device *dev) return 0; } =20 + if (data->plat_data->flags & CI_HDRC_PMQOS) + pm_qos_add_request(&data->pm_qos_req, + PM_QOS_CPU_DMA_LATENCY, 0); + ret =3D imx_prepare_enable_clks(dev); if (ret) return ret; diff --git a/drivers/usb/chipidea/usbmisc_imx.c b/drivers/usb/chipidea/usbm= isc_imx.c index d8b67e150b12..b7a5727d0c8a 100644 --- a/drivers/usb/chipidea/usbmisc_imx.c +++ b/drivers/usb/chipidea/usbmisc_imx.c @@ -763,6 +763,10 @@ static const struct of_device_id usbmisc_imx_dt_ids[] = =3D { .compatible =3D "fsl,imx7d-usbmisc", .data =3D &imx7d_usbmisc_ops, }, + { + .compatible =3D "fsl,imx7ulp-usbmisc", + .data =3D &imx7d_usbmisc_ops, + }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, usbmisc_imx_dt_ids); diff --git a/include/linux/usb/chipidea.h b/include/linux/usb/chipidea.h index 911e05af671e..edd89b7c8f18 100644 --- a/include/linux/usb/chipidea.h +++ b/include/linux/usb/chipidea.h @@ -61,6 +61,7 @@ struct ci_hdrc_platform_data { #define CI_HDRC_OVERRIDE_PHY_CONTROL BIT(12) /* Glue layer manages phy */ #define CI_HDRC_REQUIRES_ALIGNED_DMA BIT(13) #define CI_HDRC_IMX_IS_HSIC BIT(14) +#define CI_HDRC_PMQOS BIT(15) enum usb_dr_mode dr_mode; #define CI_HDRC_CONTROLLER_RESET_EVENT 0 #define CI_HDRC_CONTROLLER_STOPPED_EVENT 1 --=20 2.14.1