PXA270: Added support for TrizepsIV board.

This patch add support for the Trizeps IV module (520Mhz).

Signed-off-by: Stefano Babic <sbabic@denx.de>
diff --git a/board/trizepsiv/conxs.c b/board/trizepsiv/conxs.c
new file mode 100644
index 0000000..7c6c855
--- /dev/null
+++ b/board/trizepsiv/conxs.c
@@ -0,0 +1,146 @@
+/*
+ * (C) Copyright 2007
+ * Stefano Babic, DENX Gmbh, sbabic@denx.de
+ *
+ * (C) Copyright 2004
+ * Robert Whaley, Applied Data Systems, Inc. rwhaley@applieddata.net
+ *
+ * (C) Copyright 2002
+ * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <asm/arch/pxa-regs.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define		RH_A_PSM	(1 << 8)	/* power switching mode */
+#define		RH_A_NPS	(1 << 9)	/* no power switching */
+
+extern struct serial_device serial_ffuart_device;
+extern struct serial_device serial_btuart_device;
+extern struct serial_device serial_stuart_device;
+
+/* ------------------------------------------------------------------------- */
+
+/*
+ * Miscelaneous platform dependent initialisations
+ */
+
+void usb_board_init(void)
+{
+	UHCHR = (UHCHR | UHCHR_PCPL | UHCHR_PSPL) &
+		~(UHCHR_SSEP0 | UHCHR_SSEP1 | UHCHR_SSEP2 | UHCHR_SSE);
+
+	UHCHR |= UHCHR_FSBIR;
+
+	while (UHCHR & UHCHR_FSBIR);
+
+	UHCHR &= ~UHCHR_SSE;
+	UHCHIE = (UHCHIE_UPRIE | UHCHIE_RWIE);
+
+	/* Clear any OTG Pin Hold */
+	if (PSSR & PSSR_OTGPH)
+		PSSR |= PSSR_OTGPH;
+
+	UHCRHDA &= ~(RH_A_NPS);
+	UHCRHDA |= RH_A_PSM;
+
+	/* Set port power control mask bits, only 3 ports. */
+	UHCRHDB |= (0x7<<17);
+}
+
+void usb_board_init_fail(void)
+{
+	return;
+}
+
+void usb_board_stop(void)
+{
+	UHCHR |= UHCHR_FHR;
+	udelay(11);
+	UHCHR &= ~UHCHR_FHR;
+
+	UHCCOMS |= 1;
+	udelay(10);
+
+	CKEN &= ~CKEN10_USBHOST;
+
+	puts("Called USB STOP\n");
+	return;
+}
+
+int board_init (void)
+{
+	/* memory and cpu-speed are setup before relocation */
+	/* so we do _nothing_ here */
+
+	/* arch number of ConXS Board */
+	gd->bd->bi_arch_number = 776;
+
+	/* adress of boot parameters */
+	gd->bd->bi_boot_params = 0xa000003c;
+
+	return 0;
+}
+
+int board_late_init(void)
+{
+#if defined(CONFIG_SERIAL_MULTI)
+	char *console=getenv("boot_console");
+
+	if ((strcmp(console,"serial_btuart") == 0) ||
+		(strcmp(console,"serial_stuart") == 0) ||
+		(strcmp(console,"serial_ffuart") == 0)) {
+			setenv("stdout",console);
+			setenv("stdin", console);
+			setenv("stderr",console);
+	} else {
+		setenv("stdout", "serial");
+		setenv("stdin", "serial");
+		setenv("stderr", "serial");
+	}
+#endif
+	return 0;
+}
+
+struct serial_device *default_serial_console (void)
+{
+	return &serial_ffuart_device;
+}
+
+int dram_init (void)
+{
+	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
+	gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
+	gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
+	gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
+	gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
+	gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
+	gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
+
+	return 0;
+}