OMAP3: add CM-T35 board

This patch adds support for CM-T35 board

Signed-off-by: Mike Rapoport <mike@compulab.co.il>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>

2 files changed, 418 insertions, 0 deletions

diff --git a/board/cm_t35/Makefile b/board/cm_t35/Makefile
new file mode 100644
index 0000000..862b8dc
--- /dev/null
+++ b/board/cm_t35/Makefile
@@ -0,0 +1,47 @@
+#
+# (C) Copyright 2000, 2001, 2002
+# Wolfgang Denk, DENX Software Engineering, wd@denx.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 $(TOPDIR)/config.mk
+
+LIB	= $(obj)lib$(BOARD).o
+
+COBJS	:= cm_t35.o
+
+SRCS	:= $(COBJS:.o=.c)
+OBJS	:= $(addprefix $(obj),$(COBJS))
+
+$(LIB):	$(obj).depend $(OBJS)
+	$(AR) $(ARFLAGS) $@ $(OBJS)
+
+clean:
+	rm -f $(OBJS)
+
+distclean:	clean
+	rm -f $(LIB) core *.bak $(obj).depend
+
+#########################################################################
+
+# defines $(obj).depend target
+include $(SRCTREE)/rules.mk
+
+sinclude $(obj).depend
diff --git a/board/cm_t35/cm_t35.c b/board/cm_t35/cm_t35.c
new file mode 100644
index 0000000..459df0b
--- /dev/null
+++ b/board/cm_t35/cm_t35.c
@@ -0,0 +1,371 @@
+/*
+ * (C) Copyright 2010
+ * CompuLab, Ltd. <www.compulab.co.il>
+ *
+ * Author: Mike Rapoport <mike@compulab.co.il>
+ *
+ * Derived from omap3evm and Beagle Board by
+ *	Manikandan Pillai <mani.pillai@ti.com>
+ *	Richard Woodruff <r-woodruff2@ti.com>
+ *	Syed Mohammed Khasim <x0khasim@ti.com>
+ *
+ * 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 <net.h>
+#include <i2c.h>
+#include <twl4030.h>
+
+#include <asm/io.h>
+#include <asm/arch/mem.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/mmc_host_def.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/mach-types.h>
+
+const omap3_sysinfo sysinfo = {
+	DDR_DISCRETE,
+	"CM-T35 board",
+	"NAND",
+};
+
+static u32 gpmc_net_config[GPMC_MAX_REG] = {
+	NET_GPMC_CONFIG1,
+	NET_GPMC_CONFIG2,
+	NET_GPMC_CONFIG3,
+	NET_GPMC_CONFIG4,
+	NET_GPMC_CONFIG5,
+	NET_GPMC_CONFIG6,
+	0
+};
+
+static u32 gpmc_nand_config[GPMC_MAX_REG] = {
+	SMNAND_GPMC_CONFIG1,
+	SMNAND_GPMC_CONFIG2,
+	SMNAND_GPMC_CONFIG3,
+	SMNAND_GPMC_CONFIG4,
+	SMNAND_GPMC_CONFIG5,
+	SMNAND_GPMC_CONFIG6,
+	0,
+};
+
+/*
+ * Routine: board_init
+ * Description: Early hardware init.
+ */
+int board_init(void)
+{
+	DECLARE_GLOBAL_DATA_PTR;
+
+	gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
+
+	enable_gpmc_cs_config(gpmc_nand_config, &gpmc_cfg->cs[0],
+			      CONFIG_SYS_NAND_BASE, GPMC_SIZE_16M);
+
+	/* board id for Linux */
+	gd->bd->bi_arch_number = MACH_TYPE_CM_T35;
+	/* boot param addr */
+	gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
+
+	return 0;
+}
+
+/*
+ * Routine: misc_init_r
+ * Description: Init I2C and display die ID
+ */
+int misc_init_r(void)
+{
+#ifdef CONFIG_DRIVER_OMAP34XX_I2C
+	i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
+#endif
+
+	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)
+{
+	/* SDRC */
+	MUX_VAL(CP(SDRC_D0),		(IEN  | PTD | DIS | M0)); /*SDRC_D0*/
+	MUX_VAL(CP(SDRC_D1),		(IEN  | PTD | DIS | M0)); /*SDRC_D1*/
+	MUX_VAL(CP(SDRC_D2),		(IEN  | PTD | DIS | M0)); /*SDRC_D2*/
+	MUX_VAL(CP(SDRC_D3),		(IEN  | PTD | DIS | M0)); /*SDRC_D3*/
+	MUX_VAL(CP(SDRC_D4),		(IEN  | PTD | DIS | M0)); /*SDRC_D4*/
+	MUX_VAL(CP(SDRC_D5),		(IEN  | PTD | DIS | M0)); /*SDRC_D5*/
+	MUX_VAL(CP(SDRC_D6),		(IEN  | PTD | DIS | M0)); /*SDRC_D6*/
+	MUX_VAL(CP(SDRC_D7),		(IEN  | PTD | DIS | M0)); /*SDRC_D7*/
+	MUX_VAL(CP(SDRC_D8),		(IEN  | PTD | DIS | M0)); /*SDRC_D8*/
+	MUX_VAL(CP(SDRC_D9),		(IEN  | PTD | DIS | M0)); /*SDRC_D9*/
+	MUX_VAL(CP(SDRC_D10),		(IEN  | PTD | DIS | M0)); /*SDRC_D10*/
+	MUX_VAL(CP(SDRC_D11),		(IEN  | PTD | DIS | M0)); /*SDRC_D11*/
+	MUX_VAL(CP(SDRC_D12),		(IEN  | PTD | DIS | M0)); /*SDRC_D12*/
+	MUX_VAL(CP(SDRC_D13),		(IEN  | PTD | DIS | M0)); /*SDRC_D13*/
+	MUX_VAL(CP(SDRC_D14),		(IEN  | PTD | DIS | M0)); /*SDRC_D14*/
+	MUX_VAL(CP(SDRC_D15),		(IEN  | PTD | DIS | M0)); /*SDRC_D15*/
+	MUX_VAL(CP(SDRC_D16),		(IEN  | PTD | DIS | M0)); /*SDRC_D16*/
+	MUX_VAL(CP(SDRC_D17),		(IEN  | PTD | DIS | M0)); /*SDRC_D17*/
+	MUX_VAL(CP(SDRC_D18),		(IEN  | PTD | DIS | M0)); /*SDRC_D18*/
+	MUX_VAL(CP(SDRC_D19),		(IEN  | PTD | DIS | M0)); /*SDRC_D19*/
+	MUX_VAL(CP(SDRC_D20),		(IEN  | PTD | DIS | M0)); /*SDRC_D20*/
+	MUX_VAL(CP(SDRC_D21),		(IEN  | PTD | DIS | M0)); /*SDRC_D21*/
+	MUX_VAL(CP(SDRC_D22),		(IEN  | PTD | DIS | M0)); /*SDRC_D22*/
+	MUX_VAL(CP(SDRC_D23),		(IEN  | PTD | DIS | M0)); /*SDRC_D23*/
+	MUX_VAL(CP(SDRC_D24),		(IEN  | PTD | DIS | M0)); /*SDRC_D24*/
+	MUX_VAL(CP(SDRC_D25),		(IEN  | PTD | DIS | M0)); /*SDRC_D25*/
+	MUX_VAL(CP(SDRC_D26),		(IEN  | PTD | DIS | M0)); /*SDRC_D26*/
+	MUX_VAL(CP(SDRC_D27),		(IEN  | PTD | DIS | M0)); /*SDRC_D27*/
+	MUX_VAL(CP(SDRC_D28),		(IEN  | PTD | DIS | M0)); /*SDRC_D28*/
+	MUX_VAL(CP(SDRC_D29),		(IEN  | PTD | DIS | M0)); /*SDRC_D29*/
+	MUX_VAL(CP(SDRC_D30),		(IEN  | PTD | DIS | M0)); /*SDRC_D30*/
+	MUX_VAL(CP(SDRC_D31),		(IEN  | PTD | DIS | M0)); /*SDRC_D31*/
+	MUX_VAL(CP(SDRC_CLK),		(IEN  | PTD | DIS | M0)); /*SDRC_CLK*/
+	MUX_VAL(CP(SDRC_DQS0),		(IEN  | PTD | DIS | M0)); /*SDRC_DQS0*/
+	MUX_VAL(CP(SDRC_DQS1),		(IEN  | PTD | DIS | M0)); /*SDRC_DQS1*/
+	MUX_VAL(CP(SDRC_DQS2),		(IEN  | PTD | DIS | M0)); /*SDRC_DQS2*/
+	MUX_VAL(CP(SDRC_DQS3),		(IEN  | PTD | DIS | M0)); /*SDRC_DQS3*/
+	MUX_VAL(CP(SDRC_CKE0),		(IDIS | PTU | EN  | M0)); /*SDRC_CKE0*/
+	MUX_VAL(CP(SDRC_CKE1),		(IDIS | PTD | DIS | M7)); /*SDRC_CKE1*/
+
+	/* GPMC */
+	MUX_VAL(CP(GPMC_A1),		(IDIS | PTU | EN  | M0)); /*GPMC_A1*/
+	MUX_VAL(CP(GPMC_A2),		(IDIS | PTU | EN  | M0)); /*GPMC_A2*/
+	MUX_VAL(CP(GPMC_A3),		(IDIS | PTU | EN  | M0)); /*GPMC_A3*/
+	MUX_VAL(CP(GPMC_A4),		(IDIS | PTU | EN  | M0)); /*GPMC_A4*/
+	MUX_VAL(CP(GPMC_A5),		(IDIS | PTU | EN  | M0)); /*GPMC_A5*/
+	MUX_VAL(CP(GPMC_A6),		(IDIS | PTU | EN  | M0)); /*GPMC_A6*/
+	MUX_VAL(CP(GPMC_A7),		(IDIS | PTU | EN  | M0)); /*GPMC_A7*/
+	MUX_VAL(CP(GPMC_A8),		(IDIS | PTU | EN  | M0)); /*GPMC_A8*/
+	MUX_VAL(CP(GPMC_A9),		(IDIS | PTU | EN  | M0)); /*GPMC_A9*/
+	MUX_VAL(CP(GPMC_A10),		(IDIS | PTU | EN  | M0)); /*GPMC_A10*/
+	MUX_VAL(CP(GPMC_D0),		(IEN  | PTU | EN  | M0)); /*GPMC_D0*/
+	MUX_VAL(CP(GPMC_D1),		(IEN  | PTU | EN  | M0)); /*GPMC_D1*/
+	MUX_VAL(CP(GPMC_D2),		(IEN  | PTU | EN  | M0)); /*GPMC_D2*/
+	MUX_VAL(CP(GPMC_D3),		(IEN  | PTU | EN  | M0)); /*GPMC_D3*/
+	MUX_VAL(CP(GPMC_D4),		(IEN  | PTU | EN  | M0)); /*GPMC_D4*/
+	MUX_VAL(CP(GPMC_D5),		(IEN  | PTU | EN  | M0)); /*GPMC_D5*/
+	MUX_VAL(CP(GPMC_D6),		(IEN  | PTU | EN  | M0)); /*GPMC_D6*/
+	MUX_VAL(CP(GPMC_D7),		(IEN  | PTU | EN  | M0)); /*GPMC_D7*/
+	MUX_VAL(CP(GPMC_D8),		(IEN  | PTU | EN  | M0)); /*GPMC_D8*/
+	MUX_VAL(CP(GPMC_D9),		(IEN  | PTU | EN  | M0)); /*GPMC_D9*/
+	MUX_VAL(CP(GPMC_D10),		(IEN  | PTU | EN  | M0)); /*GPMC_D10*/
+	MUX_VAL(CP(GPMC_D11),		(IEN  | PTU | EN  | M0)); /*GPMC_D11*/
+	MUX_VAL(CP(GPMC_D12),		(IEN  | PTU | EN  | M0)); /*GPMC_D12*/
+	MUX_VAL(CP(GPMC_D13),		(IEN  | PTU | EN  | M0)); /*GPMC_D13*/
+	MUX_VAL(CP(GPMC_D14),		(IEN  | PTU | EN  | M0)); /*GPMC_D14*/
+	MUX_VAL(CP(GPMC_D15),		(IEN  | PTU | EN  | M0)); /*GPMC_D15*/
+	MUX_VAL(CP(GPMC_NCS0),		(IDIS | PTU | EN  | M0)); /*GPMC_nCS0*/
+
+	/* SB-T35 Ethernet */
+	MUX_VAL(CP(GPMC_NCS4),		(IEN  | PTU | EN  | M0)); /*GPMC_nCS4*/
+
+	/* CM-T35 Ethernet */
+	MUX_VAL(CP(GPMC_NCS5),		(IDIS | PTU | DIS | M0)); /*GPMC_nCS5*/
+	MUX_VAL(CP(GPMC_CLK),		(IEN  | PTD | DIS | M4)); /*GPIO_59*/
+	MUX_VAL(CP(GPMC_NADV_ALE),	(IDIS | PTD | DIS | M0)); /*nADV_ALE*/
+	MUX_VAL(CP(GPMC_NOE),		(IDIS | PTD | DIS | M0)); /*nOE*/
+	MUX_VAL(CP(GPMC_NWE),		(IDIS | PTD | DIS | M0)); /*nWE*/
+	MUX_VAL(CP(GPMC_NBE0_CLE),	(IDIS | PTU | EN  | M0)); /*nBE0_CLE*/
+	MUX_VAL(CP(GPMC_NBE1),		(IDIS | PTD | DIS | M4)); /*GPIO_61*/
+	MUX_VAL(CP(GPMC_NWP),		(IEN  | PTD | DIS | M0)); /*nWP*/
+	MUX_VAL(CP(GPMC_WAIT0),		(IEN  | PTU | EN  | M0)); /*WAIT0*/
+
+	/* DSS */
+	MUX_VAL(CP(DSS_PCLK),		(IDIS | PTD | DIS | M0)); /*DSS_PCLK*/
+	MUX_VAL(CP(DSS_HSYNC),		(IDIS | PTD | DIS | M0)); /*DSS_HSYNC*/
+	MUX_VAL(CP(DSS_VSYNC),		(IDIS | PTD | DIS | M0)); /*DSS_VSYNC*/
+	MUX_VAL(CP(DSS_ACBIAS),		(IDIS | PTD | DIS | M0)); /*DSS_ACBIAS*/
+	MUX_VAL(CP(DSS_DATA0),		(IDIS | PTD | DIS | M0)); /*DSS_DATA0*/
+	MUX_VAL(CP(DSS_DATA1),		(IDIS | PTD | DIS | M0)); /*DSS_DATA1*/
+	MUX_VAL(CP(DSS_DATA2),		(IDIS | PTD | DIS | M0)); /*DSS_DATA2*/
+	MUX_VAL(CP(DSS_DATA3),		(IDIS | PTD | DIS | M0)); /*DSS_DATA3*/
+	MUX_VAL(CP(DSS_DATA4),		(IDIS | PTD | DIS | M0)); /*DSS_DATA4*/
+	MUX_VAL(CP(DSS_DATA5),		(IDIS | PTD | DIS | M0)); /*DSS_DATA5*/
+	MUX_VAL(CP(DSS_DATA6),		(IDIS | PTD | DIS | M0)); /*DSS_DATA6*/
+	MUX_VAL(CP(DSS_DATA7),		(IDIS | PTD | DIS | M0)); /*DSS_DATA7*/
+	MUX_VAL(CP(DSS_DATA8),		(IDIS | PTD | DIS | M0)); /*DSS_DATA8*/
+	MUX_VAL(CP(DSS_DATA9),		(IDIS | PTD | DIS | M0)); /*DSS_DATA9*/
+	MUX_VAL(CP(DSS_DATA10),		(IDIS | PTD | DIS | M0)); /*DSS_DATA10*/
+	MUX_VAL(CP(DSS_DATA11),		(IDIS | PTD | DIS | M0)); /*DSS_DATA11*/
+	MUX_VAL(CP(DSS_DATA12),		(IDIS | PTD | DIS | M0)); /*DSS_DATA12*/
+	MUX_VAL(CP(DSS_DATA13),		(IDIS | PTD | DIS | M0)); /*DSS_DATA13*/
+	MUX_VAL(CP(DSS_DATA14),		(IDIS | PTD | DIS | M0)); /*DSS_DATA14*/
+	MUX_VAL(CP(DSS_DATA15),		(IDIS | PTD | DIS | M0)); /*DSS_DATA15*/
+	MUX_VAL(CP(DSS_DATA16),		(IDIS | PTD | DIS | M0)); /*DSS_DATA16*/
+	MUX_VAL(CP(DSS_DATA17),		(IDIS | PTD | DIS | M0)); /*DSS_DATA17*/
+	MUX_VAL(CP(DSS_DATA18),		(IDIS | PTD | DIS | M0)); /*DSS_DATA18*/
+	MUX_VAL(CP(DSS_DATA19),		(IDIS | PTD | DIS | M0)); /*DSS_DATA19*/
+	MUX_VAL(CP(DSS_DATA20),		(IDIS | PTD | DIS | M0)); /*DSS_DATA20*/
+	MUX_VAL(CP(DSS_DATA21),		(IDIS | PTD | DIS | M0)); /*DSS_DATA21*/
+	MUX_VAL(CP(DSS_DATA22),		(IDIS | PTD | DIS | M0)); /*DSS_DATA22*/
+	MUX_VAL(CP(DSS_DATA23),		(IDIS | PTD | DIS | M0)); /*DSS_DATA23*/
+
+	/* serial interface */
+	MUX_VAL(CP(UART3_RX_IRRX),	(IEN  | PTD | DIS | M0)); /*UART3_RX*/
+	MUX_VAL(CP(UART3_TX_IRTX),	(IDIS | PTD | DIS | M0)); /*UART3_TX*/
+
+	/* mUSB */
+	MUX_VAL(CP(HSUSB0_CLK),		(IEN  | PTD | DIS | M0)); /*HSUSB0_CLK*/
+	MUX_VAL(CP(HSUSB0_STP),		(IDIS | PTU | EN  | M0)); /*HSUSB0_STP*/
+	MUX_VAL(CP(HSUSB0_DIR),		(IEN  | PTD | DIS | M0)); /*HSUSB0_DIR*/
+	MUX_VAL(CP(HSUSB0_NXT),		(IEN  | PTD | DIS | M0)); /*HSUSB0_NXT*/
+	MUX_VAL(CP(HSUSB0_DATA0),	(IEN  | PTD | DIS | M0)); /*HSUSB0_DATA0*/
+	MUX_VAL(CP(HSUSB0_DATA1),	(IEN  | PTD | DIS | M0)); /*HSUSB0_DATA1*/
+	MUX_VAL(CP(HSUSB0_DATA2),	(IEN  | PTD | DIS | M0)); /*HSUSB0_DATA2*/
+	MUX_VAL(CP(HSUSB0_DATA3),	(IEN  | PTD | DIS | M0)); /*HSUSB0_DATA3*/
+	MUX_VAL(CP(HSUSB0_DATA4),	(IEN  | PTD | DIS | M0)); /*HSUSB0_DATA4*/
+	MUX_VAL(CP(HSUSB0_DATA5),	(IEN  | PTD | DIS | M0)); /*HSUSB0_DATA5*/
+	MUX_VAL(CP(HSUSB0_DATA6),	(IEN  | PTD | DIS | M0)); /*HSUSB0_DATA6*/
+	MUX_VAL(CP(HSUSB0_DATA7),	(IEN  | PTD | DIS | M0)); /*HSUSB0_DATA7*/
+
+	/* I2C1 */
+	MUX_VAL(CP(I2C1_SCL),		(IEN  | PTU | EN  | M0)); /*I2C1_SCL*/
+	MUX_VAL(CP(I2C1_SDA),		(IEN  | PTU | EN  | M0)); /*I2C1_SDA*/
+
+	/* control and debug */
+	MUX_VAL(CP(SYS_32K),		(IEN  | PTD | DIS | M0)); /*SYS_32K*/
+	MUX_VAL(CP(SYS_CLKREQ),		(IEN  | PTD | DIS | M0)); /*SYS_CLKREQ*/
+	MUX_VAL(CP(SYS_NIRQ),		(IEN  | PTU | EN  | M0)); /*SYS_nIRQ*/
+	MUX_VAL(CP(SYS_OFF_MODE),	(IEN  | PTD | DIS | M0)); /*OFF_MODE*/
+	MUX_VAL(CP(SYS_CLKOUT1),	(IEN  | PTD | DIS | M0)); /*CLKOUT1*/
+	MUX_VAL(CP(SYS_CLKOUT2),	(IDIS | PTD | DIS | M4)); /*green LED*/
+	MUX_VAL(CP(JTAG_nTRST),		(IEN  | PTD | DIS | M0)); /*JTAG_nTRST*/
+	MUX_VAL(CP(JTAG_TCK),		(IEN  | PTD | DIS | M0)); /*JTAG_TCK*/
+	MUX_VAL(CP(JTAG_TMS),		(IEN  | PTD | DIS | M0)); /*JTAG_TMS*/
+	MUX_VAL(CP(JTAG_TDI),		(IEN  | PTD | DIS | M0)); /*JTAG_TDI*/
+}
+
+#ifdef CONFIG_GENERIC_MMC
+int board_mmc_init(bd_t *bis)
+{
+	return omap_mmc_init(0);
+}
+#endif
+
+/*
+ * Routine: setup_net_chip_gmpc
+ * Description: Setting up the configuration GPMC registers specific to the
+ *		Ethernet hardware.
+ */
+static void setup_net_chip_gmpc(void)
+{
+	struct ctrl *ctrl_base = (struct ctrl *)OMAP34XX_CTRL_BASE;
+
+	enable_gpmc_cs_config(gpmc_net_config, &gpmc_cfg->cs[5],
+			      CM_T35_SMC911X_BASE, GPMC_SIZE_16M);
+	enable_gpmc_cs_config(gpmc_net_config, &gpmc_cfg->cs[4],
+			      SB_T35_SMC911X_BASE, GPMC_SIZE_16M);
+
+	/* Enable off mode for NWE in PADCONF_GPMC_NWE register */
+	writew(readw(&ctrl_base->gpmc_nwe) | 0x0E00, &ctrl_base->gpmc_nwe);
+
+	/* Enable off mode for NOE in PADCONF_GPMC_NADV_ALE register */
+	writew(readw(&ctrl_base->gpmc_noe) | 0x0E00, &ctrl_base->gpmc_noe);
+
+	/* Enable off mode for ALE in PADCONF_GPMC_NADV_ALE register */
+	writew(readw(&ctrl_base->gpmc_nadv_ale) | 0x0E00,
+		&ctrl_base->gpmc_nadv_ale);
+}
+
+#ifdef CONFIG_DRIVER_OMAP34XX_I2C
+/*
+ * Routine: reset_net_chip
+ * Description: reset the Ethernet controller via TPS65930 GPIO
+ */
+static void reset_net_chip(void)
+{
+	/* Set GPIO1 of TPS65930 as output */
+	twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, 0x02,
+			     TWL4030_BASEADD_GPIO+0x03);
+	/* Send a pulse on the GPIO pin */
+	twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, 0x02,
+			     TWL4030_BASEADD_GPIO+0x0C);
+	udelay(1);
+	twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, 0x02,
+			     TWL4030_BASEADD_GPIO+0x09);
+	udelay(1);
+	twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, 0x02,
+			     TWL4030_BASEADD_GPIO+0x0C);
+}
+#else
+static inline void reset_net_chip(void) {}
+#endif
+
+/*
+ * Routine: handle_mac_address
+ * Description: prepare MAC address for on-board Ethernet.
+ */
+static int handle_mac_address(void)
+{
+	unsigned char enetaddr[6];
+	int rc;
+
+	rc = eth_getenv_enetaddr("ethaddr", enetaddr);
+	if (rc)
+		return 0;
+
+#ifdef CONFIG_DRIVER_OMAP34XX_I2C
+	rc = i2c_read(0x50, 0, 1, enetaddr, 6);
+	if (rc)
+		return rc;
+#endif
+
+	if (!is_valid_ether_addr(enetaddr))
+		return -1;
+
+	return eth_setenv_enetaddr("ethaddr", enetaddr);
+}
+
+
+/*
+ * Routine: board_eth_init
+ * Description: initialize module and base-board Ethernet chips
+ */
+int board_eth_init(bd_t *bis)
+{
+	int rc = 0, rc1 = 0;
+
+#ifdef CONFIG_SMC911X
+	setup_net_chip_gmpc();
+	reset_net_chip();
+
+	rc1 = handle_mac_address();
+	if (rc1)
+		printf("CM-T35: No MAC address found\n");
+
+	rc1 = smc911x_initialize(0, CM_T35_SMC911X_BASE);
+	if (rc1 > 0)
+		rc++;
+
+	rc1 = smc911x_initialize(1, SB_T35_SMC911X_BASE);
+	if (rc1 > 0)
+		rc++;
+#endif
+
+	return rc;
+}