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Diffstat (limited to 'kernel/include/dt-bindings/pinctrl/am43xx.h')
-rw-r--r--kernel/include/dt-bindings/pinctrl/am43xx.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/kernel/include/dt-bindings/pinctrl/am43xx.h b/kernel/include/dt-bindings/pinctrl/am43xx.h
new file mode 100644
index 000000000..5f4d01898
--- /dev/null
+++ b/kernel/include/dt-bindings/pinctrl/am43xx.h
@@ -0,0 +1,33 @@
+/*
+ * This header provides constants specific to AM43XX pinctrl bindings.
+ */
+
+#ifndef _DT_BINDINGS_PINCTRL_AM43XX_H
+#define _DT_BINDINGS_PINCTRL_AM43XX_H
+
+#define MUX_MODE0 0
+#define MUX_MODE1 1
+#define MUX_MODE2 2
+#define MUX_MODE3 3
+#define MUX_MODE4 4
+#define MUX_MODE5 5
+#define MUX_MODE6 6
+#define MUX_MODE7 7
+#define MUX_MODE8 8
+
+#define PULL_DISABLE (1 << 16)
+#define PULL_UP (1 << 17)
+#define INPUT_EN (1 << 18)
+#define SLEWCTRL_SLOW (1 << 19)
+#define SLEWCTRL_FAST 0
+#define DS0_PULL_UP_DOWN_EN (1 << 27)
+
+#define PIN_OUTPUT (PULL_DISABLE)
+#define PIN_OUTPUT_PULLUP (PULL_UP)
+#define PIN_OUTPUT_PULLDOWN 0
+#define PIN_INPUT (INPUT_EN | PULL_DISABLE)
+#define PIN_INPUT_PULLUP (INPUT_EN | PULL_UP)
+#define PIN_INPUT_PULLDOWN (INPUT_EN)
+
+#endif
+