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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/pinctrl/freescale/pinctrl-imx1.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/pinctrl/freescale/pinctrl-imx1.h')
-rw-r--r--drivers/pinctrl/freescale/pinctrl-imx1.h68
1 files changed, 68 insertions, 0 deletions
diff --git a/drivers/pinctrl/freescale/pinctrl-imx1.h b/drivers/pinctrl/freescale/pinctrl-imx1.h
new file mode 100644
index 000000000..f1b9dabf7
--- /dev/null
+++ b/drivers/pinctrl/freescale/pinctrl-imx1.h
@@ -0,0 +1,68 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * IMX pinmux core definitions
+ *
+ * Copyright (C) 2012 Freescale Semiconductor, Inc.
+ * Copyright (C) 2012 Linaro Ltd.
+ *
+ * Author: Dong Aisheng <dong.aisheng@linaro.org>
+ */
+
+#ifndef __DRIVERS_PINCTRL_IMX1_H
+#define __DRIVERS_PINCTRL_IMX1_H
+
+struct platform_device;
+
+/**
+ * struct imx1_pin - describes an IMX1/21/27 pin.
+ * @pin_id: ID of the described pin.
+ * @mux_id: ID of the mux setup.
+ * @config: Configuration of the pin (currently only pullup-enable).
+ */
+struct imx1_pin {
+ unsigned int pin_id;
+ unsigned int mux_id;
+ unsigned long config;
+};
+
+/**
+ * struct imx1_pin_group - describes an IMX pin group
+ * @name: the name of this specific pin group
+ * @pins: an array of imx1_pin structs used in this group
+ * @npins: the number of pins in this group array, i.e. the number of
+ * elements in .pins so we can iterate over that array
+ */
+struct imx1_pin_group {
+ const char *name;
+ unsigned int *pin_ids;
+ struct imx1_pin *pins;
+ unsigned npins;
+};
+
+/**
+ * struct imx1_pmx_func - describes IMX pinmux functions
+ * @name: the name of this specific function
+ * @groups: corresponding pin groups
+ * @num_groups: the number of groups
+ */
+struct imx1_pmx_func {
+ const char *name;
+ const char **groups;
+ unsigned num_groups;
+};
+
+struct imx1_pinctrl_soc_info {
+ struct device *dev;
+ const struct pinctrl_pin_desc *pins;
+ unsigned int npins;
+ struct imx1_pin_group *groups;
+ unsigned int ngroups;
+ struct imx1_pmx_func *functions;
+ unsigned int nfunctions;
+};
+
+#define IMX_PINCTRL_PIN(pin) PINCTRL_PIN(pin, #pin)
+
+int imx1_pinctrl_core_probe(struct platform_device *pdev,
+ struct imx1_pinctrl_soc_info *info);
+#endif /* __DRIVERS_PINCTRL_IMX1_H */