misc: Add simple driver for some Nuvoton NCT6102D devices

[thirdparty/u-boot.git] / include / nuvoton_nct6102d.h

diff --git a/include/nuvoton_nct6102d.h b/include/nuvoton_nct6102d.h
new file mode 100644 (file)
index 0000000..a122550
--- /dev/null
+++ b/include/nuvoton_nct6102d.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2016 Stefan Roese <sr@denx.de>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#ifndef _NUVOTON_NCT6102D_H_
+#define _NUVOTON_NCT6102D_H_
+
+/* I/O address of Nuvoton Super IO chip */
+#define NCT6102D_IO_PORT       0x4e
+
+/* Extended Function Enable Registers */
+#define NCT_EFER (NCT6102D_IO_PORT + 0)
+/* Extended Function Index Register (same as EFER) */
+#define NCT_EFIR (NCT6102D_IO_PORT + 0)
+/* Extended Function Data Register */
+#define NCT_EFDR (NCT_EFIR + 1)
+
+#define NCT_LD_SELECT_REG      0x07
+
+/* Logical device number */
+#define NCT6102D_LD_UARTA      0x02
+#define NCT6102D_LD_WDT                0x08
+
+#define NCT6102D_UARTA_ENABLE  0x30
+#define NCT6102D_WDT_TIMEOUT   0xf1
+
+#define NCT_ENTRY_KEY          0x87
+#define NCT_EXIT_KEY           0xaa
+
+int nct6102d_wdt_disable(void);
+
+#endif /* _NUVOTON_NCT6102D_H_ */