Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / kup / common / kup.c

diff --git a/qemu/roms/u-boot/board/kup/common/kup.c b/qemu/roms/u-boot/board/kup/common/kup.c
new file mode 100644 (file)
index 0000000..03ab018
--- /dev/null
+++ b/qemu/roms/u-boot/board/kup/common/kup.c
@@ -0,0 +1,68 @@
+/*
+ * (C) Copyright 2004
+ * Klaus Heydeck, Kieback & Peter GmbH & Co KG, heydeck@kieback-peter.de.
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <mpc8xx.h>
+#include "kup.h"
+#include <asm/io.h>
+
+
+int misc_init_f(void)
+{
+       volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+       volatile sysconf8xx_t *siu = &immap->im_siu_conf;
+
+       while (in_be32(&siu->sc_sipend) & 0x20000000) {
+               debug("waiting for 5V VCC\n");
+       }
+
+       /* RS232 / RS485 default is RS232 */
+       clrbits_be16(&immap->im_ioport.iop_padat, PA_RS485);
+       clrbits_be16(&immap->im_ioport.iop_papar, PA_RS485);
+       clrbits_be16(&immap->im_ioport.iop_paodr, PA_RS485);
+       setbits_be16(&immap->im_ioport.iop_padir, PA_RS485);
+
+       /* IO Reset min 1 msec */
+       setbits_be16(&immap->im_ioport.iop_padat,
+                                (PA_RESET_IO_01 | PA_RESET_IO_02));
+       clrbits_be16(&immap->im_ioport.iop_papar,
+                                (PA_RESET_IO_01 | PA_RESET_IO_02));
+       clrbits_be16(&immap->im_ioport.iop_paodr,
+                                (PA_RESET_IO_01 | PA_RESET_IO_02));
+       setbits_be16(&immap->im_ioport.iop_padir,
+                                (PA_RESET_IO_01 | PA_RESET_IO_02));
+       udelay(1000);
+       clrbits_be16(&immap->im_ioport.iop_padat,
+                                (PA_RESET_IO_01 | PA_RESET_IO_02));
+       return (0);
+}
+
+#ifdef CONFIG_IDE_LED
+void ide_led(uchar led, uchar status)
+{
+       volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+
+       /* We have one led for both pcmcia slots */
+       if (status)
+               clrbits_be16(&immap->im_ioport.iop_padat, PA_LED_YELLOW);
+       else
+               setbits_be16(&immap->im_ioport.iop_padat, PA_LED_YELLOW);
+}
+#endif
+
+void poweron_key(void)
+{
+       volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
+
+       clrbits_be16(&immap->im_ioport.iop_pcpar, PC_SWITCH1);
+       clrbits_be16(&immap->im_ioport.iop_pcdir, PC_SWITCH1);
+
+       if (in_be16(&immap->im_ioport.iop_pcdat) & (PC_SWITCH1))
+               setenv("key1", "off");
+       else
+               setenv("key1", "on");
+}