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Signed-off-by: Gatien Chevallier Reviewed-by: Cl=C3=A9ment Le Goffic Reviewed-by: Linus Walleij --- drivers/pinctrl/stm32/pinctrl-stm32-hdp.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/drivers/pinctrl/stm32/pinctrl-stm32-hdp.c b/drivers/pinctrl/st= m32/pinctrl-stm32-hdp.c index 0b1dff01e04c..cce477e86ef9 100644 --- a/drivers/pinctrl/stm32/pinctrl-stm32-hdp.c +++ b/drivers/pinctrl/stm32/pinctrl-stm32-hdp.c @@ -4,6 +4,7 @@ * Author: Cl=C3=A9ment Le Goffic for STMic= roelectronics. */ #include +#include #include #include #include @@ -46,9 +47,11 @@ struct stm32_hdp { void __iomem *base; struct clk *clk; struct pinctrl_dev *pctl_dev; + struct stm32_firewall *firewall; struct gpio_generic_chip gpio_chip; u32 mux_conf; u32 gposet_conf; + int nb_firewall_entries; const char * const *func_name; }; =20 @@ -615,6 +618,13 @@ static int stm32_hdp_probe(struct platform_device *pde= v) return -ENOMEM; hdp->dev =3D dev; =20 + if (IS_ENABLED(CONFIG_STM32_FIREWALL)) { + err =3D stm32_firewall_get_grant_all_access(dev, &hdp->firewall, + &hdp->nb_firewall_entries); + if (err) + return err; + } + platform_set_drvdata(pdev, hdp); =20 hdp->base =3D devm_platform_ioremap_resource(pdev, 0); @@ -670,8 +680,12 @@ static int stm32_hdp_probe(struct platform_device *pde= v) static void stm32_hdp_remove(struct platform_device *pdev) { struct stm32_hdp *hdp =3D platform_get_drvdata(pdev); + int i; =20 writel_relaxed(HDP_CTRL_DISABLE, hdp->base + HDP_CTRL); + + for (i =3D 0; i < hdp->nb_firewall_entries; i++) + stm32_firewall_release_access(&hdp->firewall[i]); } =20 static int stm32_hdp_suspend(struct device *dev) --=20 2.43.0