change wifi driver to cypress

hc

2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390

 kernel/drivers/pwm/pwm-stm32-lp.c
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@@ -13,6 +13,7 @@
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 #include <linux/mfd/stm32-lptimer.h>
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 #include <linux/module.h>
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 #include <linux/of.h>
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+#include <linux/pinctrl/consumer.h>
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 #include <linux/platform_device.h>
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 #include <linux/pwm.h>
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@@ -31,7 +32,7 @@
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 #define STM32_LPTIM_MAX_PRESCALER	128
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 static int stm32_pwm_lp_apply(struct pwm_chip *chip, struct pwm_device *pwm,
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-			      struct pwm_state *state)
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+			      const struct pwm_state *state)
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 {
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 	struct stm32_pwm_lp *priv = to_stm32_pwm_lp(chip);
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 	unsigned long long prd, div, dty;
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@@ -60,7 +61,7 @@
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 	do_div(div, NSEC_PER_SEC);
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 	if (!div) {
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 		/* Clock is too slow to achieve requested period. */
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-		dev_dbg(priv->chip.dev, "Can't reach %u ns\n",	state->period);
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+		dev_dbg(priv->chip.dev, "Can't reach %llu ns\n", state->period);
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 		return -EINVAL;
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 	}
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@@ -126,7 +127,7 @@
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 	/* ensure CMP & ARR registers are properly written */
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 	ret = regmap_read_poll_timeout(priv->regmap, STM32_LPTIM_ISR, val,
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-				       (val & STM32_LPTIM_CMPOK_ARROK),
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+				       (val & STM32_LPTIM_CMPOK_ARROK) == STM32_LPTIM_CMPOK_ARROK,
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 				       100, 1000);
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 	if (ret) {
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 		dev_err(priv->chip.dev, "ARR/CMP registers write issue\n");
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@@ -227,6 +228,29 @@
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 	return pwmchip_remove(&priv->chip);
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 }
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+static int __maybe_unused stm32_pwm_lp_suspend(struct device *dev)
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+{
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+	struct stm32_pwm_lp *priv = dev_get_drvdata(dev);
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+	struct pwm_state state;
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+
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+	pwm_get_state(&priv->chip.pwms[0], &state);
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+	if (state.enabled) {
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+		dev_err(dev, "The consumer didn't stop us (%s)\n",
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+			priv->chip.pwms[0].label);
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+		return -EBUSY;
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+	}
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+
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+	return pinctrl_pm_select_sleep_state(dev);
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+}
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+
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+static int __maybe_unused stm32_pwm_lp_resume(struct device *dev)
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+{
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+	return pinctrl_pm_select_default_state(dev);
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+}
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+
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+static SIMPLE_DEV_PM_OPS(stm32_pwm_lp_pm_ops, stm32_pwm_lp_suspend,
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+			 stm32_pwm_lp_resume);
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+
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 static const struct of_device_id stm32_pwm_lp_of_match[] = {
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 	{ .compatible = "st,stm32-pwm-lp", },
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 	{},
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@@ -239,6 +263,7 @@
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 	.driver	= {
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 		.name = "stm32-pwm-lp",
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 		.of_match_table = of_match_ptr(stm32_pwm_lp_of_match),
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+		.pm = &stm32_pwm_lp_pm_ops,
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 	},
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 };
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 module_platform_driver(stm32_pwm_lp_driver);