ARM: omap3: add support to Technexion twister board

The twister board is a development board using
the TAM3517 SOM.

Support for NAND, 2 Ethernet (EMAC and SMC911),
USB (EHCI_OMAP).

Signed-off-by: Stefano Babic <sbabic@denx.de>
CC: Tapani Utrianen <tapani@technexion.com>
CC: Tom Rini <tom.rini@gmail.com>
CC: Sandeep Paulraj <s-paulraj@ti.com>

1 files changed, 116 insertions, 0 deletions

diff --git a/board/technexion/twister/twister.c b/board/technexion/twister/twister.c
new file mode 100644
index 0000000000..06fac7b583
--- /dev/null
+++ b/board/technexion/twister/twister.c
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2011
+ * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
+ *
+ * Copyright (C) 2009 TechNexion Ltd.
+ *
+ * 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 <netdev.h>
+#include <asm/io.h>
+#include <asm/arch/mem.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/omap_gpio.h>
+#include <asm/arch/mmc_host_def.h>
+#include <i2c.h>
+#include <asm/gpio.h>
+#include "twister.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* Timing definitions for Ethernet Controller */
+static const u32 gpmc_smc911[] = {
+	NET_GPMC_CONFIG1,
+	NET_GPMC_CONFIG2,
+	NET_GPMC_CONFIG3,
+	NET_GPMC_CONFIG4,
+	NET_GPMC_CONFIG5,
+	NET_GPMC_CONFIG6,
+};
+
+static const u32 gpmc_XR16L2751[] = {
+	XR16L2751_GPMC_CONFIG1,
+	XR16L2751_GPMC_CONFIG2,
+	XR16L2751_GPMC_CONFIG3,
+	XR16L2751_GPMC_CONFIG4,
+	XR16L2751_GPMC_CONFIG5,
+	XR16L2751_GPMC_CONFIG6,
+};
+
+int board_init(void)
+{
+	gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
+
+	/* boot param addr */
+	gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
+
+	/* Chip select 1  and 3 are used for XR16L2751 UART controller */
+	enable_gpmc_cs_config(gpmc_XR16L2751, &gpmc_cfg->cs[1],
+		XR16L2751_UART1_BASE, GPMC_SIZE_16M);
+
+	enable_gpmc_cs_config(gpmc_XR16L2751, &gpmc_cfg->cs[3],
+		XR16L2751_UART2_BASE, GPMC_SIZE_16M);
+
+	gpio_request(CONFIG_OMAP_EHCI_PHY1_RESET_GPIO, "USB_PHY1_RESET");
+	gpio_direction_output(CONFIG_OMAP_EHCI_PHY1_RESET_GPIO, 1);
+
+	return 0;
+}
+
+int misc_init_r(void)
+{
+	dieid_num_r();
+
+	return 0;
+}
+
+/*
+ * Routine: set_muxconf_regs
+ * Description: Setting up the configuration Mux registers specific to the
+ *		hardware. Many pins need to be moved from protect to primary
+ *		mode.
+ */
+void set_muxconf_regs(void)
+{
+	MUX_TWISTER();
+}
+
+int board_eth_init(bd_t *bis)
+{
+	davinci_emac_initialize();
+
+	/* init cs for extern lan */
+	enable_gpmc_cs_config(gpmc_smc911, &gpmc_cfg->cs[5],
+		CONFIG_SMC911X_BASE, GPMC_SIZE_16M);
+	if (smc911x_initialize(0, CONFIG_SMC911X_BASE) <= 0)
+		printf("\nError initializing SMC911x controlleri\n");
+
+	return 0;
+}
+
+#if defined(CONFIG_OMAP_HSMMC) && \
+	!defined(CONFIG_SPL_BUILD)
+int board_mmc_init(bd_t *bis)
+{
+	return omap_mmc_init(0);
+}
+#endif