arm64: dts: k3: Add u-boot specific nodes
Add the minimum dt nodes required to boot. These nodes
will get deleted as kernel gets these nodes added in the
main dts files.
Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
diff --git a/include/dt-bindings/pinctrl/k3-am65.h b/include/dt-bindings/pinctrl/k3-am65.h
new file mode 100644
index 0000000..c86c9fd
--- /dev/null
+++ b/include/dt-bindings/pinctrl/k3-am65.h
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * This header provides constants for TI K3-AM65 pinctrl bindings.
+ *
+ * Copyright (C) 2018 Texas Instruments
+ */
+#ifndef _DT_BINDINGS_PINCTRL_TI_K3_AM65_H
+#define _DT_BINDINGS_PINCTRL_TI_K3_AM65_H
+
+/* K3 mux mode options for each pin. See TRM for options */
+#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_MODE15 15
+
+#define PULL_DISABLE (1 << 16)
+#define PULL_UP (1 << 17)
+#define INPUT_EN (1 << 18)
+#define SLEWCTRL_200MHZ 0
+#define SLEWCTRL_150MHZ (1 << 19)
+#define SLEWCTRL_100MHZ (2 << 19)
+#define SLEWCTRL_50MHZ (3 << 19)
+#define TX_DIS (1 << 21)
+#define ISO_OVR (1 << 22)
+#define ISO_BYPASS (1 << 23)
+#define DS_EN (1 << 24)
+#define DS_INPUT (1 << 25)
+#define DS_FORCE_OUT_HIGH (1 << 26)
+#define DS_PULL_UP_DOWN_EN 0
+#define DS_PULL_UP_DOWN_DIS (1 << 27)
+#define DS_PULL_UP_SEL (1 << 28)
+#define WAKEUP_ENABLE (1 << 29)
+
+#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)
+
+#define AM65X_IOPAD(pa, val) (((pa) & 0x1fff)) (val)
+#define AM65X_WKUP_IOPAD(pa, val) (((pa) & 0x1fff)) (val)
+
+#endif