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path: root/drivers/pinctrl/spacemit/pinctrl-k1.h
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Diffstat (limited to 'drivers/pinctrl/spacemit/pinctrl-k1.h')
-rw-r--r--drivers/pinctrl/spacemit/pinctrl-k1.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/pinctrl/spacemit/pinctrl-k1.h b/drivers/pinctrl/spacemit/pinctrl-k1.h
new file mode 100644
index 000000000000..16143fea469e
--- /dev/null
+++ b/drivers/pinctrl/spacemit/pinctrl-k1.h
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright (c) 2024 Yixun Lan <dlan@gentoo.org> */
+
+#ifndef _PINCTRL_SPACEMIT_K1_H
+#define _PINCTRL_SPACEMIT_K1_H
+
+#include <linux/bits.h>
+#include <linux/bitfield.h>
+#include <linux/device.h>
+#include <linux/mutex.h>
+#include <linux/spinlock.h>
+#include <linux/platform_device.h>
+#include <linux/pinctrl/pinctrl.h>
+#include <linux/pinctrl/pinconf.h>
+
+enum spacemit_pin_io_type {
+ IO_TYPE_NONE = 0,
+ IO_TYPE_1V8,
+ IO_TYPE_3V3,
+ IO_TYPE_EXTERNAL,
+};
+
+#define PIN_POWER_STATE_1V8 1800
+#define PIN_POWER_STATE_3V3 3300
+
+#define K1_PIN_IO_TYPE GENMASK(2, 1)
+
+#define K1_PIN_CAP_IO_TYPE(type) \
+ FIELD_PREP_CONST(K1_PIN_IO_TYPE, type)
+#define K1_PIN_GET_IO_TYPE(val) \
+ FIELD_GET(K1_PIN_IO_TYPE, val)
+
+#define K1_FUNC_PIN(_id, _gpiofunc, _io) \
+ { \
+ .pin = (_id), \
+ .gpiofunc = (_gpiofunc), \
+ .flags = (K1_PIN_CAP_IO_TYPE(_io)), \
+ }
+
+#endif /* _PINCTRL_SPACEMIT_K1_H */