patch-2.4.22 linux-2.4.22/arch/arm/mach-clps711x/guide-a07.c

• Lines: 93
• Date: 2003-08-25 04:44:39.000000000 -0700
• Orig file: linux-2.4.21/arch/arm/mach-clps711x/guide-a07.c
• Orig date: 1969-12-31 16:00:00.000000000 -0800

diff -urN linux-2.4.21/arch/arm/mach-clps711x/guide-a07.c linux-2.4.22/arch/arm/mach-clps711x/guide-a07.c
@@ -0,0 +1,92 @@
+/*
+ *  linux/arch/arm/mach-clps711x/guide-a07.c
+ *
+ *  Copyright (C) 2003 Iders Incorporated
+ *  Copyright (C) 2000-2001 Deep Blue Solutions Ltd
+ *
+ * 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 <linux/init.h>
+#include <linux/types.h>
+#include <linux/string.h>
+#include <linux/sched.h>
+#include <linux/mm.h>
+#include <linux/config.h>
+
+#include <asm/hardware.h>
+#include <asm/io.h>
+#include <asm/pgtable.h>
+#include <asm/page.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+extern void clps711x_init_irq(void);
+extern void clps711x_map_io(void);
+
+#ifndef CONFIG_I2C_GUIDE
+#error Config error - The Guide A07 requires I2C Guide GPIO support. Please enable it.
+#endif
+
+/*
+ * Map the CS89712 Ethernet port.  That should be moved to the
+ * ethernet driver, perhaps.
+ * also map the Guide FPGA and persistance locations
+ */
+static struct map_desc guide_a07_io_desc[] __initdata = {
+	{              ETHER_BASE,              ETHER_START,              ETHER_SIZE,
+		DOMAIN_IO, 0, 1, 0, 0 },
+	{        GD_A07_FPGA_BASE,        GD_A07_FPGA_START,        GD_A07_FPGA_SIZE,
+		DOMAIN_IO, 0, 1, 0, 0 },
+	{ GD_A07_PERSISTANCE_BASE, GD_A07_PERSISTANCE_START, GD_A07_PERSISTANCE_SIZE,
+		DOMAIN_IO, 0, 1, 0, 0 },
+	LAST_DESC
+};
+
+static void __init
+fixup_guide_a07(struct machine_desc *desc, struct param_struct *params,
+	    char **cmdline, struct meminfo *mi)
+{
+}
+
+static void __init guide_a07_map_io(void)
+{
+	clps711x_map_io();
+	iotable_init(guide_a07_io_desc);
+}
+
+MACHINE_START(GUIDEA07, "Guide A07 (cs89712 core)")
+	MAINTAINER("Cam Mayor")
+	VIDEO(0x60000000, 0x6000bfff)
+	BOOT_MEM(0xc0000000, 0x80000000, 0xff000000)
+	BOOT_PARAMS(0xc0000100)
+	FIXUP(fixup_guide_a07)
+	MAPIO(guide_a07_map_io)
+	INITIRQ(clps711x_init_irq)
+MACHINE_END
+
+static int guide_a07_hw_init(void)
+{
+	/* in cs[1] (the FPGA), set zero wait states, clkenb, and sqaen */
+	u32 memcfg1 = 0xfc << 8;
+	memcfg1 |= clps_readl(MEMCFG1);
+	clps_writel(memcfg1, MEMCFG1);
+
+	return 0;
+}
+
+__initcall(guide_a07_hw_init);
+