Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / esd / ocrtc / ocrtc.c

diff --git a/qemu/roms/u-boot/board/esd/ocrtc/ocrtc.c b/qemu/roms/u-boot/board/esd/ocrtc/ocrtc.c
new file mode 100644 (file)
index 0000000..b815961
--- /dev/null
+++ b/qemu/roms/u-boot/board/esd/ocrtc/ocrtc.c
@@ -0,0 +1,78 @@
+/*
+ * (C) Copyright 2001
+ * Stefan Roese, esd gmbh germany, stefan.roese@esd-electronics.com
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include "ocrtc.h"
+#include <asm/processor.h>
+#include <i2c.h>
+#include <command.h>
+
+
+extern void lxt971_no_sleep(void);
+
+
+int board_early_init_f (void)
+{
+       /*
+        * IRQ 0-15  405GP internally generated; active high; level sensitive
+        * IRQ 16    405GP internally generated; active low; level sensitive
+        * IRQ 17-24 RESERVED
+        * IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive
+        * IRQ 26 (EXT IRQ 1) CAN1; active low; level sensitive
+        * IRQ 27 (EXT IRQ 2) PCI SLOT 0; active low; level sensitive
+        * IRQ 28 (EXT IRQ 3) PCI SLOT 1; active low; level sensitive
+        * IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive
+        * IRQ 30 (EXT IRQ 5) PCI SLOT 3; active low; level sensitive
+        * IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive
+        */
+       mtdcr (UIC0SR, 0xFFFFFFFF);     /* clear all ints */
+       mtdcr (UIC0ER, 0x00000000);     /* disable all ints */
+       mtdcr (UIC0CR, 0x00000000);     /* set all to be non-critical */
+       mtdcr (UIC0PR, 0xFFFFFF81);     /* set int polarities */
+       mtdcr (UIC0TR, 0x10000000);     /* set int trigger levels */
+       mtdcr (UIC0VCR, 0x00000001);    /* set vect base=0,INT0 highest priority */
+       mtdcr (UIC0SR, 0xFFFFFFFF);     /* clear all ints */
+
+       /*
+        * EBC Configuration Register: clear EBTC -> high-Z ebc signals between
+        * transfers, set device-paced timeout to 256 cycles
+        */
+       mtebc (EBC0_CFG, 0x20400000);
+
+       return 0;
+}
+
+/*
+ * Check Board Identity:
+ */
+int checkboard (void)
+{
+       char str[64];
+       int i = getenv_f("serial#", str, sizeof (str));
+
+       puts ("Board: ");
+
+       if (i == -1) {
+#ifdef CONFIG_OCRTC
+               puts ("### No HW ID - assuming OCRTC");
+#endif
+#ifdef CONFIG_ORSG
+               puts ("### No HW ID - assuming ORSG");
+#endif
+       } else {
+               puts (str);
+       }
+
+       putc ('\n');
+
+       /*
+        * Disable sleep mode in LXT971
+        */
+       lxt971_no_sleep();
+
+       return (0);
+}