SPDX: Convert all of our single license tags to Linux Kernel style

[platform/kernel/u-boot.git] / include / dt-bindings / pinctrl / omap.h

diff --git a/include/dt-bindings/pinctrl/omap.h b/include/dt-bindings/pinctrl/omap.h
index edbd250..58fe28f 100644 (file)
--- a/include/dt-bindings/pinctrl/omap.h
+++ b/include/dt-bindings/pinctrl/omap.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * This header provides constants for OMAP pinctrl bindings.
  *
@@ -51,5 +52,42 @@
 #define PIN_OFF_INPUT_PULLDOWN (OFF_EN | OFF_PULL_EN)
 #define PIN_OFF_WAKEUPENABLE   WAKEUP_EN
 
+/*
+ * Macros to allow using the absolute physical address instead of the
+ * padconf registers instead of the offset from padconf base.
+ */
+#define OMAP_IOPAD_OFFSET(pa, offset)  (((pa) & 0xffff) - (offset))
+
+#define OMAP2420_CORE_IOPAD(pa, val)   OMAP_IOPAD_OFFSET((pa), 0x0030) (val)
+#define OMAP2430_CORE_IOPAD(pa, val)   OMAP_IOPAD_OFFSET((pa), 0x2030) (val)
+#define OMAP3_CORE1_IOPAD(pa, val)     OMAP_IOPAD_OFFSET((pa), 0x2030) (val)
+#define OMAP3430_CORE2_IOPAD(pa, val)  OMAP_IOPAD_OFFSET((pa), 0x25d8) (val)
+#define OMAP3630_CORE2_IOPAD(pa, val)  OMAP_IOPAD_OFFSET((pa), 0x25a0) (val)
+#define OMAP3_WKUP_IOPAD(pa, val)      OMAP_IOPAD_OFFSET((pa), 0x2a00) (val)
+#define DM814X_IOPAD(pa, val)          OMAP_IOPAD_OFFSET((pa), 0x0800) (val)
+#define DM816X_IOPAD(pa, val)          OMAP_IOPAD_OFFSET((pa), 0x0800) (val)
+#define AM33XX_IOPAD(pa, val)          OMAP_IOPAD_OFFSET((pa), 0x0800) (val)
+
+/*
+ * Macros to allow using the offset from the padconf physical address
+ * instead  of the offset from padconf base.
+ */
+#define OMAP_PADCONF_OFFSET(offset, base_offset)       ((offset) - (base_offset))
+
+#define OMAP4_IOPAD(offset, val)       OMAP_PADCONF_OFFSET((offset), 0x0040) (val)
+#define OMAP5_IOPAD(offset, val)       OMAP_PADCONF_OFFSET((offset), 0x0040) (val)
+
+/*
+ * Define some commonly used pins configured by the boards.
+ * Note that some boards use alternative pins, so check
+ * the schematics before using these.
+ */
+#define OMAP3_UART1_RX         0x152
+#define OMAP3_UART2_RX         0x14a
+#define OMAP3_UART3_RX         0x16e
+#define OMAP4_UART2_RX         0xdc
+#define OMAP4_UART3_RX         0x104
+#define OMAP4_UART4_RX         0x11c
+
 #endif