Messages in this thread Patch in this message | | | From | Thomas Richard <> | Date | Mon, 04 Mar 2024 16:35:51 +0100 | Subject | [PATCH v4 08/18] phy: ti: phy-j721e-wiz: add resume support |
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Add resume support. It has been tested on J7200 SR1.0 and SR2.0.
Co-developed-by: Théo Lebrun <theo.lebrun@bootlin.com> Signed-off-by: Théo Lebrun <theo.lebrun@bootlin.com> Signed-off-by: Thomas Richard <thomas.richard@bootlin.com> --- drivers/phy/ti/phy-j721e-wiz.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+)
diff --git a/drivers/phy/ti/phy-j721e-wiz.c b/drivers/phy/ti/phy-j721e-wiz.c index 0e3cb1ed5a52..b2320f2efb72 100644 --- a/drivers/phy/ti/phy-j721e-wiz.c +++ b/drivers/phy/ti/phy-j721e-wiz.c @@ -1660,12 +1660,41 @@ static void wiz_remove(struct platform_device *pdev) pm_runtime_disable(dev); } +static int wiz_resume_noirq(struct device *dev) +{ + struct device_node *node = dev->of_node; + struct wiz *wiz = dev_get_drvdata(dev); + int ret; + + /* Enable supplemental Control override if available */ + if (wiz->sup_legacy_clk_override) + regmap_field_write(wiz->sup_legacy_clk_override, 1); + + wiz_clock_init(wiz); + + ret = wiz_init(wiz); + if (ret) { + dev_err(dev, "WIZ initialization failed\n"); + goto err_wiz_init; + } + + return 0; + +err_wiz_init: + wiz_clock_cleanup(wiz, node); + + return ret; +} + +static DEFINE_NOIRQ_DEV_PM_OPS(wiz_pm_ops, NULL, wiz_resume_noirq); + static struct platform_driver wiz_driver = { .probe = wiz_probe, .remove_new = wiz_remove, .driver = { .name = "wiz", .of_match_table = wiz_id_table, + .pm = pm_sleep_ptr(&wiz_pm_ops), }, }; module_platform_driver(wiz_driver); -- 2.39.2
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