sh: Add support for ecovec board
The ecovec board has SH7724, 256MB DDR2-SDRAM, USB,
Ethernet, and more.
This patch supports the following functions:
- 256MB DDR2-SDRAM
- USB
- I2C
- Ethernet
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
diff --git a/board/renesas/ecovec/ecovec.c b/board/renesas/ecovec/ecovec.c
new file mode 100644
index 0000000..275b0ba
--- /dev/null
+++ b/board/renesas/ecovec/ecovec.c
@@ -0,0 +1,124 @@
+/*
+ * Copyright (C) 2009, 2011 Renesas Solutions Corp.
+ * Copyright (C) 2009 Kuninori Morimoto <morimoto.kuninori@renesas.com>
+ * Copyright (C) 2011 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@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 <command.h>
+#include <asm/io.h>
+#include <asm/processor.h>
+#include <i2c.h>
+#include <netdev.h>
+
+/* USB power management register */
+#define UPONCR0 0xA40501D4
+
+int checkboard(void)
+{
+ puts("BOARD: ecovec\n");
+ return 0;
+}
+
+int dram_init(void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
+ gd->bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE;
+ printf("DRAM: %dMB\n", CONFIG_SYS_SDRAM_SIZE / (1024 * 1024));
+ return 0;
+}
+
+static void debug_led(u8 led)
+{
+ /* PDGR[0-4] is debug LED */
+ outb((inb(PGDR) & ~0x0F) | (led & 0x0F), PGDR);
+}
+
+int board_late_init(void)
+{
+ u8 mac[6];
+ char env_mac[17];
+ int i;
+
+ udelay(1000);
+
+ /* SH-Eth (PLCR, PNCR, PXCR, PSELx )*/
+ outw(inw(PLCR) & ~0xFFF0, PLCR);
+ outw(inw(PNCR) & ~0x000F, PNCR);
+ outw(inw(PXCR) & ~0x0FC0, PXCR);
+ outw((inw(PSELB) & ~0x030F) | 0x020A, PSELB);
+ outw((inw(PSELC) & ~0x0307) | 0x0207, PSELC);
+ outw((inw(PSELE) & ~0x00c0) | 0x0080, PSELE);
+
+ debug_led(1 << 3);
+
+ outl(inl(MSTPCR2) & ~0x10000000, MSTPCR2);
+
+ i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
+ i2c_set_bus_num(CONFIG_SYS_I2C_MODULE); /* Use I2C 1 */
+
+ /* Read MAC address */
+ i2c_read(0x50, 0x10, 0, mac, 6);
+
+ /* Set MAC address */
+ sprintf(env_mac, "%02X:%02X:%02X:%02X:%02X:%02X",
+ mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
+ setenv("ethaddr", env_mac);
+
+ debug_led(0x0F);
+
+ return 0;
+}
+
+int board_init(void)
+{
+
+ /* LED (PTG) */
+ outw((inw(PGCR) & ~0xFF) | 0x66, PGCR);
+ outw((inw(HIZCRA) & ~0x02), HIZCRA);
+
+ debug_led(1 << 0);
+
+ /* SCIF0 (PTF, PTM) */
+ outw(inw(PFCR) & ~0x30, PFCR);
+ outw(inw(PMCR) & ~0x0C, PMCR);
+ outw((inw(PSELA) & ~0x40) | 0x40, PSELA);
+
+ debug_led(1 << 1);
+
+ /* RMII (PTA) */
+ outw((inw(PACR) & ~0x0C) | 0x04, PACR);
+ outb((inb(PADR) & ~0x02) | 0x02, PADR);
+
+ debug_led(1 << 2);
+
+ /* USB host */
+ outw((inw(PBCR) & ~0x300) | 0x100, PBCR);
+ outb((inb(PBDR) & ~0x10) | 0x10, PBDR);
+ outl(inl(MSTPCR2) & 0x100000, MSTPCR2);
+ outw(0x0600, UPONCR0);
+
+ debug_led(1 << 3);
+
+ /* debug switch */
+ outw((inw(PVCR) & ~0x03) | 0x02 , PVCR);
+
+ return 0;
+}