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Wed, 02 Jul 2025 01:45:40 -0700 (PDT) From: Bartosz Golaszewski Date: Wed, 02 Jul 2025 10:45:32 +0200 Subject: [PATCH RFC 2/5] pinctrl: qcom: add infrastructure for marking pin functions as GPIOs Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250702-pinctrl-gpio-pinfuncs-v1-2-ed2bd0f9468d@linaro.org> References: <20250702-pinctrl-gpio-pinfuncs-v1-0-ed2bd0f9468d@linaro.org> In-Reply-To: <20250702-pinctrl-gpio-pinfuncs-v1-0-ed2bd0f9468d@linaro.org> To: Linus Walleij , Bjorn Andersson , Konrad Dybcio , Alexey Klimov Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, Bartosz Golaszewski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=2096; i=bartosz.golaszewski@linaro.org; h=from:subject:message-id; bh=9NUCa1lPWQXFimM/gZhuG/PHTdiwXUxqEFQxJKSZ4qc=; b=owEBbQKS/ZANAwAKARGnLqAUcddyAcsmYgBoZPGw/1evvC9XaNzHd0bTGA1ZL5jNdMm16uM57 uhp3OBVhaCJAjMEAAEKAB0WIQQWnetsC8PEYBPSx58Rpy6gFHHXcgUCaGTxsAAKCRARpy6gFHHX ctpDD/4jR0dxT2vLFaLcVbgsBjwZSyPAlBL0VqLbumb33iDCPHFBGgEHpnOLo/kPYzjEmS6Ha5r 2wCYGVcP+mJp1QzAEJAIc67kYOl+OAaJixSPgeLPPZqfUAOma0MgI5x1IAWy3t0YUi+4tlSyG2X M78VMn1csnH2JrsrV/CIwbjqKGLSGEY3kviy2U/5Pc5TvvYgQedWU1wO5M2c6xH2c2XoRmGBfwC 2n3L5bE6GzvxcxY2kaZEnqWWhRk3RBfG2Rl5Qbdxjol5dN6qeWHsX6DJUNdOoanBfHqFh0tZfW6 j8wZ1NalsCIUZEWzcYtVYOf0b8JxuV9BEXP5Mn2JGGajb9ezZGxyzI0AcsQV2S+5sUFdi6nswcs l+QYoLgwJOVhN5AdGa76gIhZR766OnlGP6bHTTuJJYZsHjp2kxPZt+TyHLv/8BYS/4luhrDYtoz I7wAj7q8GlVYmypOWvlfGryzrIvtWK7UlfbxIHJ6bYQPsfPgdFe/53PoyiDL4jd+L2WclYgIk9y O1tFfSke1zhsV+8kXUMhvtMjugBSY8pdcXSQRkjw4acjidwQvAEoUL7w+pijTeY6zS3yKwf5V5y +3Jj21W5q12tBuKJ1qGKJNWfkNxxhjmpCVo1n5oXie1oZAEs3XbNefRhafMjSuNq8MmiH9crMXX kXlyXZNCRfJ02xw== X-Developer-Key: i=bartosz.golaszewski@linaro.org; a=openpgp; fpr=169DEB6C0BC3C46013D2C79F11A72EA01471D772 From: Bartosz Golaszewski Add a helper macro that wraps PINCTRL_GPIO_PINFUNCTION() for pinctrl-msm pin functions and implement the .function_is_gpio() callback. Signed-off-by: Bartosz Golaszewski --- drivers/pinctrl/qcom/pinctrl-msm.c | 9 +++++++++ drivers/pinctrl/qcom/pinctrl-msm.h | 5 +++++ 2 files changed, 14 insertions(+) diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinc= trl-msm.c index f713c80d7f3eda06de027cd539e8decd4412876a..bb1e5aca058fc28c3cc823876c8= fe7880d66b6fa 100644 --- a/drivers/pinctrl/qcom/pinctrl-msm.c +++ b/drivers/pinctrl/qcom/pinctrl-msm.c @@ -286,10 +286,19 @@ static int msm_pinmux_request_gpio(struct pinctrl_dev= *pctldev, return msm_pinmux_set_mux(pctldev, g->funcs[pctrl->soc->gpio_func], offse= t); } =20 +static bool msm_pinmux_function_is_gpio(struct pinctrl_dev *pctldev, + unsigned int selector) +{ + struct msm_pinctrl *pctrl =3D pinctrl_dev_get_drvdata(pctldev); + + return (pctrl->soc->functions[selector].flags & PINFUNCTION_FLAG_GPIO); +} + static const struct pinmux_ops msm_pinmux_ops =3D { .request =3D msm_pinmux_request, .get_functions_count =3D msm_get_functions_count, .get_function_name =3D msm_get_function_name, + .function_is_gpio =3D msm_pinmux_function_is_gpio, .get_function_groups =3D msm_get_function_groups, .gpio_request_enable =3D msm_pinmux_request_gpio, .set_mux =3D msm_pinmux_set_mux, diff --git a/drivers/pinctrl/qcom/pinctrl-msm.h b/drivers/pinctrl/qcom/pinc= trl-msm.h index d7dc0947bb161868c8f433dc2536719b8afc8bd8..4625fa5320a95a4d24e3a0c98a2= 49e4f163dd4c7 100644 --- a/drivers/pinctrl/qcom/pinctrl-msm.h +++ b/drivers/pinctrl/qcom/pinctrl-msm.h @@ -29,6 +29,11 @@ struct pinctrl_pin_desc; fname##_groups, \ ARRAY_SIZE(fname##_groups)) =20 +#define MSM_GPIO_PIN_FUNCTION(fname) \ + [msm_mux_##fname] =3D PINCTRL_GPIO_PINFUNCTION(#fname, \ + fname##_groups, \ + ARRAY_SIZE(fname##_groups)) + #define QCA_PIN_FUNCTION(fname) \ [qca_mux_##fname] =3D PINCTRL_PINFUNCTION(#fname, \ fname##_groups, \ --=20 2.48.1