diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/usb/chipidea/ci_hdrc_imx.c | 33 | ||||
-rw-r--r-- | drivers/usb/chipidea/ci_hdrc_msm.c | 4 | ||||
-rw-r--r-- | drivers/usb/chipidea/core.c | 5 | ||||
-rw-r--r-- | drivers/usb/chipidea/usbmisc_imx.c | 8 |
4 files changed, 39 insertions, 11 deletions
diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c index ceec8d5985d4..b5abfe89190c 100644 --- a/drivers/usb/chipidea/ci_hdrc_imx.c +++ b/drivers/usb/chipidea/ci_hdrc_imx.c @@ -13,6 +13,7 @@ #include <linux/usb/of.h> #include <linux/clk.h> #include <linux/pinctrl/consumer.h> +#include <linux/pm_qos.h> #include "ci.h" #include "ci_hdrc_imx.h" @@ -63,6 +64,11 @@ static const struct ci_hdrc_imx_platform_flag imx7d_usb_data = { .flags = CI_HDRC_SUPPORTS_RUNTIME_PM, }; +static const struct ci_hdrc_imx_platform_flag imx7ulp_usb_data = { + .flags = CI_HDRC_SUPPORTS_RUNTIME_PM | + CI_HDRC_PMQOS, +}; + static const struct of_device_id ci_hdrc_imx_dt_ids[] = { { .compatible = "fsl,imx23-usb", .data = &imx23_usb_data}, { .compatible = "fsl,imx28-usb", .data = &imx28_usb_data}, @@ -72,6 +78,7 @@ static const struct of_device_id ci_hdrc_imx_dt_ids[] = { { .compatible = "fsl,imx6sx-usb", .data = &imx6sx_usb_data}, { .compatible = "fsl,imx6ul-usb", .data = &imx6ul_usb_data}, { .compatible = "fsl,imx7d-usb", .data = &imx7d_usb_data}, + { .compatible = "fsl,imx7ulp-usb", .data = &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; }; /* Common functions shared by usbmisc drivers */ @@ -309,6 +318,8 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) if (!data) return -ENOMEM; + data->plat_data = imx_platform_flag; + pdata.flags |= imx_platform_flag->flags; platform_set_drvdata(pdev, data); data->usbmisc_data = usbmisc_get_init_data(dev); if (IS_ERR(data->usbmisc_data)) @@ -369,6 +380,11 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) } } } + + if (pdata.flags & CI_HDRC_PMQOS) + pm_qos_add_request(&data->pm_qos_req, + PM_QOS_CPU_DMA_LATENCY, 0); + ret = imx_get_clks(dev); if (ret) goto disable_hsic_regulator; @@ -382,8 +398,9 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) ret = PTR_ERR(data->phy); /* Return -EINVAL if no usbphy is available */ if (ret == -ENODEV) - ret = -EINVAL; - goto err_clk; + data->phy = NULL; + else + goto err_clk; } pdata.usb_phy = data->phy; @@ -396,7 +413,6 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev) usb_phy_init(pdata.usb_phy); } - pdata.flags |= imx_platform_flag->flags; if (pdata.flags & CI_HDRC_SUPPORTS_RUNTIME_PM) data->supports_runtime_pm = true; @@ -439,6 +455,8 @@ err_clk: disable_hsic_regulator: if (data->hsic_pad_regulator) ret = regulator_disable(data->hsic_pad_regulator); + if (pdata.flags & CI_HDRC_PMQOS) + pm_qos_remove_request(&data->pm_qos_req); return ret; } @@ -455,6 +473,8 @@ static int ci_hdrc_imx_remove(struct platform_device *pdev) 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); @@ -480,6 +500,9 @@ static int __maybe_unused imx_controller_suspend(struct device *dev) } imx_disable_unprepare_clks(dev); + if (data->plat_data->flags & CI_HDRC_PMQOS) + pm_qos_remove_request(&data->pm_qos_req); + data->in_lpm = true; return 0; @@ -497,6 +520,10 @@ static int __maybe_unused imx_controller_resume(struct device *dev) return 0; } + if (data->plat_data->flags & CI_HDRC_PMQOS) + pm_qos_add_request(&data->pm_qos_req, + PM_QOS_CPU_DMA_LATENCY, 0); + ret = imx_prepare_enable_clks(dev); if (ret) return ret; diff --git a/drivers/usb/chipidea/ci_hdrc_msm.c b/drivers/usb/chipidea/ci_hdrc_msm.c index b8b3caad889c..bb4645a8ca46 100644 --- a/drivers/usb/chipidea/ci_hdrc_msm.c +++ b/drivers/usb/chipidea/ci_hdrc_msm.c @@ -175,7 +175,6 @@ static int ci_hdrc_msm_probe(struct platform_device *pdev) struct platform_device *plat_ci; struct clk *clk; struct reset_control *reset; - struct resource *res; int ret; struct device_node *ulpi_node, *phy_node; @@ -209,8 +208,7 @@ static int ci_hdrc_msm_probe(struct platform_device *pdev) if (IS_ERR(clk)) return PTR_ERR(clk); - res = platform_get_resource(pdev, IORESOURCE_MEM, 1); - ci->base = devm_ioremap_resource(&pdev->dev, res); + ci->base = devm_platform_ioremap_resource(pdev, 1); if (IS_ERR(ci->base)) return PTR_ERR(ci->base); diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c index 27749ace2d93..26062d610c20 100644 --- a/drivers/usb/chipidea/core.c +++ b/drivers/usb/chipidea/core.c @@ -523,8 +523,9 @@ int hw_device_reset(struct ci_hdrc *ci) hw_write(ci, OP_USBMODE, USBMODE_SLOM, USBMODE_SLOM); if (hw_read(ci, OP_USBMODE, USBMODE_CM) != USBMODE_CM_DC) { - pr_err("cannot enter in %s device mode", ci_role(ci)->name); - pr_err("lpm = %i", ci->hw_bank.lpm); + dev_err(ci->dev, "cannot enter in %s device mode\n", + ci_role(ci)->name); + dev_err(ci->dev, "lpm = %i\n", ci->hw_bank.lpm); return -ENODEV; } diff --git a/drivers/usb/chipidea/usbmisc_imx.c b/drivers/usb/chipidea/usbmisc_imx.c index d8b67e150b12..078c1fdce493 100644 --- a/drivers/usb/chipidea/usbmisc_imx.c +++ b/drivers/usb/chipidea/usbmisc_imx.c @@ -763,13 +763,16 @@ static const struct of_device_id usbmisc_imx_dt_ids[] = { .compatible = "fsl,imx7d-usbmisc", .data = &imx7d_usbmisc_ops, }, + { + .compatible = "fsl,imx7ulp-usbmisc", + .data = &imx7d_usbmisc_ops, + }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, usbmisc_imx_dt_ids); static int usbmisc_imx_probe(struct platform_device *pdev) { - struct resource *res; struct imx_usbmisc *data; const struct of_device_id *of_id; @@ -783,8 +786,7 @@ static int usbmisc_imx_probe(struct platform_device *pdev) spin_lock_init(&data->lock); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - data->base = devm_ioremap_resource(&pdev->dev, res); + data->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(data->base)) return PTR_ERR(data->base); |