ENGR00286426-19 usb: chipidea: imx: Enable runtime pm support for imx6

Currently, only imx6 SoC series add wakeup logic, so only enable
runtime pm for imx6.

Signed-off-by: Peter Chen <peter.chen@freescale.com>

diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c
index f6a81477b767f816440880e002801fc6acc29c76..5e7b277af3287a24c39f94b5f567aecb961ff818 100644 (file)
--- a/drivers/usb/chipidea/ci_hdrc_imx.c
+++ b/drivers/usb/chipidea/ci_hdrc_imx.c
@@ -23,7 +23,8 @@
 #include "ci.h"
 #include "ci_hdrc_imx.h"
 
-#define CI_HDRC_IMX_IMX28_WRITE_FIX BIT(0)
+#define CI_HDRC_IMX_IMX28_WRITE_FIX            BIT(0)
+#define CI_HDRC_IMX_SUPPORT_RUNTIME_PM         BIT(1)
 
 struct ci_hdrc_imx_platform_flag {
        unsigned int flags;
@@ -36,7 +37,17 @@ static const struct ci_hdrc_imx_platform_flag imx28_usb_data = {
        .flags = CI_HDRC_IMX_IMX28_WRITE_FIX,
 };
 
+static const struct ci_hdrc_imx_platform_flag imx6q_usb_data = {
+       .flags = CI_HDRC_IMX_SUPPORT_RUNTIME_PM,
+};
+
+static const struct ci_hdrc_imx_platform_flag imx6sl_usb_data = {
+       .flags = CI_HDRC_IMX_SUPPORT_RUNTIME_PM,
+};
+
 static const struct of_device_id ci_hdrc_imx_dt_ids[] = {
+       { .compatible = "fsl,imx6sl-usb", .data = &imx6sl_usb_data},
+       { .compatible = "fsl,imx6q-usb", .data = &imx6q_usb_data},
        { .compatible = "fsl,imx28-usb", .data = &imx28_usb_data},
        { .compatible = "fsl,imx27-usb", .data = &imx27_usb_data},
        { /* sentinel */ }
@@ -148,6 +159,11 @@ static int ci_hdrc_imx_probe(struct platform_device *pdev)
        if (imx_platform_flag->flags & CI_HDRC_IMX_IMX28_WRITE_FIX)
                pdata.flags |= CI_HDRC_IMX28_WRITE_FIX;
 
+       if (imx_platform_flag->flags & CI_HDRC_IMX_SUPPORT_RUNTIME_PM)
+               pdata.flags |= CI_HDRC_SUPPORTS_RUNTIME_PM;
+               data->supports_runtime_pm = true;
+       }
+
        if (data->usbmisc_data) {
                ret = imx_usbmisc_init(data->usbmisc_data);
                if (ret) {