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From: Sam Protsenko <semen.protsenko@linaro.org>
To: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Cc: Tomasz Figa <tomasz.figa@gmail.com>,
	Sylwester Nawrocki <s.nawrocki@samsung.com>,
	Linus Walleij <linus.walleij@linaro.org>,
	Chanho Park <chanho61.park@samsung.com>,
	linux-arm-kernel@lists.infradead.org,
	linux-samsung-soc@vger.kernel.org, linux-gpio@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH] pinctrl: samsung: Remove EINT handler for Exynos850 ALIVE and CMGP gpios
Date: Fri, 14 Jan 2022 22:37:57 +0200	[thread overview]
Message-ID: <20220114203757.4860-1-semen.protsenko@linaro.org> (raw)

GPIO_ALIVE and GPIO_CMGP blocks in Exynos850 SoC don't have EINT
capabilities (like EINT_SVC register), and there are no corresponding
interrupts wired to GIC. Instead those blocks have wake-up interrupts
for each pin. The ".eint_gpio_init" callbacks were specified by mistake
for these blocks, when porting pinctrl code from downstream kernel. That
leads to error messages like this:

    samsung-pinctrl 11850000.pinctrl: irq number not available

Remove ".eint_gpio_init" for pinctrl_alive and pinctrl_gpmc to fix this
error. This change doesn't affect proper interrupt handling for related
pins, as all those pins are handled in ".eint_wkup_init".

Fixes: cdd3d945dcec ("pinctrl: samsung: Add Exynos850 SoC specific data")
Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
---
 drivers/pinctrl/samsung/pinctrl-exynos-arm64.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c b/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c
index 2e490e7696f4..4102ce955bd7 100644
--- a/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c
+++ b/drivers/pinctrl/samsung/pinctrl-exynos-arm64.c
@@ -585,13 +585,11 @@ static const struct samsung_pin_ctrl exynos850_pin_ctrl[] __initconst = {
 		/* pin-controller instance 0 ALIVE data */
 		.pin_banks	= exynos850_pin_banks0,
 		.nr_banks	= ARRAY_SIZE(exynos850_pin_banks0),
-		.eint_gpio_init = exynos_eint_gpio_init,
 		.eint_wkup_init = exynos_eint_wkup_init,
 	}, {
 		/* pin-controller instance 1 CMGP data */
 		.pin_banks	= exynos850_pin_banks1,
 		.nr_banks	= ARRAY_SIZE(exynos850_pin_banks1),
-		.eint_gpio_init = exynos_eint_gpio_init,
 		.eint_wkup_init = exynos_eint_wkup_init,
 	}, {
 		/* pin-controller instance 2 AUD data */
-- 
2.30.2


             reply	other threads:[~2022-01-14 20:38 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-14 20:37 Sam Protsenko [this message]
2022-01-23 11:46 ` Krzysztof Kozlowski

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