sh: Renesas R0P7785LC0011RL board support

This board has SH7785, 512MB DDR2-SDRAM, NOR Flash,
Graphic, Ethernet, USB, SD, RTC, and I2C controller.

This patch supports the following functions:
 - 128MB DDR2-SDRAM (29-bit address mode only)
 - NOR Flash
 - USB host
 - Ethernet

Signed-off-by: Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>

1 files changed, 173 insertions, 0 deletions

diff --git a/board/sh7785lcr/selfcheck.c b/board/sh7785lcr/selfcheck.c
new file mode 100644
index 0000000..9c228e5
--- /dev/null
+++ b/board/sh7785lcr/selfcheck.c
@@ -0,0 +1,173 @@
+/*
+ * Copyright (C) 2008 Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>
+ *
+ * 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/io.h>
+#include <asm/processor.h>
+#include <asm/pci.h>
+
+#if defined(CONFIG_CPU_32BIT)
+#define NOCACHE_OFFSET		0x00000000
+#else
+#define NOCACHE_OFFSET		0xa0000000
+#endif
+#define PLD_LEDCR		(0x04000008 + NOCACHE_OFFSET)
+#define PLD_SWSR		(0x0400000a + NOCACHE_OFFSET)
+#define PLD_VERSR		(0x0400000c + NOCACHE_OFFSET)
+
+#define SM107_DEVICEID		(0x13e00060 + NOCACHE_OFFSET)
+
+static void wait_ms(unsigned long time)
+{
+	while (time--)
+		udelay(1000);
+}
+
+static void test_pld(void)
+{
+	printf("PLD version = %04x\n", readb(PLD_VERSR));
+}
+
+static void test_sm107(void)
+{
+	printf("SM107 device ID = %04x\n", readl(SM107_DEVICEID));
+}
+
+static void test_led(void)
+{
+	printf("turn on LEDs 3, 5, 7, 9\n");
+	writeb(0x55, PLD_LEDCR);
+	wait_ms(2000);
+	printf("turn on LEDs 4, 6, 8, 10\n");
+	writeb(0xaa, PLD_LEDCR);
+	wait_ms(2000);
+	writeb(0x00, PLD_LEDCR);
+}
+
+static void test_dipsw(void)
+{
+	printf("Please DIPSW set = B'0101\n");
+	while (readb(PLD_SWSR) != 0x05) {
+		if (ctrlc())
+			return;
+	}
+	printf("Please DIPSW set = B'1010\n");
+	while (readb(PLD_SWSR) != 0x0A) {
+		if (ctrlc())
+			return;
+	}
+	printf("DIPSW OK\n");
+}
+
+static void test_net(void)
+{
+	unsigned long data;
+
+	writel(0x80000000, 0xfe0401c0);
+	data = readl(0xfe040220);
+	if (data == 0x816910ec)
+		printf("Ethernet OK\n");
+	else
+		printf("Ethernet NG, data = %08x\n", data);
+}
+
+static void test_sata(void)
+{
+	unsigned long data;
+
+	writel(0x80000800, 0xfe0401c0);
+	data = readl(0xfe040220);
+	if (data == 0x35121095)
+		printf("SATA OK\n");
+	else
+		printf("SATA NG, data = %08x\n", data);
+}
+
+static void test_pci(void)
+{
+	writel(0x80001800, 0xfe0401c0);
+	printf("PCI CN1 ID = %08x\n", readl(0xfe040220));
+
+	writel(0x80001000, 0xfe0401c0);
+	printf("PCI CN2 ID = %08x\n", readl(0xfe040220));
+}
+
+int do_hw_test(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+	char *cmd;
+
+	if (argc != 2) {
+		printf("Usage:\n%s\n", cmdtp->usage);
+		return 1;
+	}
+
+	cmd = argv[1];
+	switch (cmd[0]) {
+	case 'a':	/* all */
+		test_pld();
+		test_led();
+		test_dipsw();
+		test_sm107();
+		test_net();
+		test_sata();
+		test_pci();
+		break;
+	case 'p':	/* pld or pci */
+		if (cmd[1] == 'l')
+			test_pld();
+		else
+			test_pci();
+		break;
+	case 'l':	/* led */
+		test_led();
+		break;
+	case 'd':	/* dipsw */
+		test_dipsw();
+		break;
+	case 's':	/* sm107 or sata */
+		if (cmd[1] == 'm')
+			test_sm107();
+		else
+			test_sata();
+		break;
+	case 'n':	/* net */
+		test_net();
+		break;
+	default:
+		printf("Usage:\n%s\n", cmdtp->usage);
+		return 1;
+	}
+
+	return 0;
+}
+
+U_BOOT_CMD(
+	hwtest,	2,	1,	do_hw_test,
+	"hwtest - hardware test for R0P7785LC0011RL board\n",
+	"\n"
+	"hwtest all   - test all hardware\n"
+	"hwtest pld   - output PLD version\n"
+	"hwtest led   - turn on LEDs\n"
+	"hwtest dipsw - test DIP switch\n"
+	"hwtest sm107 - output SM107 version\n"
+	"hwtest net   - check RTL8110 ID\n"
+	"hwtest sata  - check SiI3512 ID\n"
+	"hwtest pci   - output PCI slot device ID\n"
+);
+