linux-hardening - [PATCH v3 1/8] gpio: pxa: disable pinctrl calls for MMP

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Message-Id: <20230804-pxa1908-lkml-v3-1-8e48fca37099@skole.hr>
Date:   Fri, 04 Aug 2023 15:32:31 +0200
From:   Duje Mihanović <duje.mihanovic@...le.hr>
To:     Robert Jarzmik <robert.jarzmik@...e.fr>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Andy Shevchenko <andy@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Lubomir Rintel <lkundrak@...sk>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        Tony Luck <tony.luck@...el.com>,
        "Guilherme G. Piccoli" <gpiccoli@...lia.com>,
        Duje Mihanović <duje.mihanovic@...le.hr>
Cc:     linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-hardening@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        afaerber@...e.de
Subject: [PATCH v3 1/8] gpio: pxa: disable pinctrl calls for MMP_GPIO

Similarly to PXA3xx and MMP2, pinctrl-single isn't capable of setting
pin direction on MMP either.

Fixes: a770d946371e ("gpio: pxa: add pin control gpio direction and request")
Signed-off-by: Duje Mihanović <duje.mihanovic@...le.hr>
Reviewed-by: Andy Shevchenko <andy@...nel.org>
---
 drivers/gpio/gpio-pxa.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpio/gpio-pxa.c b/drivers/gpio/gpio-pxa.c
index a1630ed4b741..d92650aecb06 100644
--- a/drivers/gpio/gpio-pxa.c
+++ b/drivers/gpio/gpio-pxa.c
@@ -238,6 +238,7 @@ static bool pxa_gpio_has_pinctrl(void)
 	switch (gpio_type) {
 	case PXA3XX_GPIO:
 	case MMP2_GPIO:
+	case MMP_GPIO:
 		return false;
 
 	default:

-- 
2.41.0