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-rw-r--r--drivers/pinctrl/meson/pinctrl-meson-axg-pmx.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/pinctrl/meson/pinctrl-meson-axg-pmx.h b/drivers/pinctrl/meson/pinctrl-meson-axg-pmx.h
new file mode 100644
index 0000000000..67147ebaef
--- /dev/null
+++ b/drivers/pinctrl/meson/pinctrl-meson-axg-pmx.h
@@ -0,0 +1,62 @@
+/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
+/*
+ * Copyright (c) 2017 Baylibre SAS.
+ * Author: Jerome Brunet <jbrunet@baylibre.com>
+ *
+ * Copyright (c) 2017 Amlogic, Inc. All rights reserved.
+ * Author: Xingyu Chen <xingyu.chen@amlogic.com>
+ *
+ */
+
+struct meson_pmx_bank {
+ const char *name;
+ unsigned int first;
+ unsigned int last;
+ unsigned int reg;
+ unsigned int offset;
+};
+
+struct meson_axg_pmx_data {
+ struct meson_pmx_bank *pmx_banks;
+ unsigned int num_pmx_banks;
+};
+
+#define BANK_PMX(n, f, l, r, o) \
+ { \
+ .name = n, \
+ .first = f, \
+ .last = l, \
+ .reg = r, \
+ .offset = o, \
+ }
+
+struct meson_pmx_axg_data {
+ unsigned int func;
+};
+
+#define PMX_DATA(f) \
+ { \
+ .func = f, \
+ }
+
+#define GROUP(grp, f) \
+ { \
+ .name = #grp, \
+ .pins = grp ## _pins, \
+ .num_pins = ARRAY_SIZE(grp ## _pins), \
+ .data = (const struct meson_pmx_axg_data[]){ \
+ PMX_DATA(f), \
+ }, \
+ }
+
+#define GPIO_GROUP(gpio) \
+ { \
+ .name = #gpio, \
+ .pins = (const unsigned int[]){ gpio }, \
+ .num_pins = 1, \
+ .data = (const struct meson_pmx_axg_data[]){ \
+ PMX_DATA(0), \
+ }, \
+ }
+
+extern const struct pinmux_ops meson_axg_pmx_ops;