omap4: duovero: Add Gumstix DuoVero machine.

This adds the Gumstix DuoVero machine [1].  This is a OMAP4430-based
computer-on-module (COM aka SOM) that can be mounted on various
expansion boards with different peripherals.

[1] https://store.gumstix.com/index.php/category/43/

Signed-off-by: Ash Charles <ash@gumstix.com>
[trini: Rename gpmc_enable_gpmc_cs_config to gpmc_enable_gpmc_net_config]
Signed-off-by: Tom Rini <trini@ti.com>

6 files changed, 543 insertions, 0 deletions

diff --git a/board/gumstix/duovero/Makefile b/board/gumstix/duovero/Makefile
new file mode 100644
index 0000000..f738c58
--- /dev/null
+++ b/board/gumstix/duovero/Makefile
@@ -0,0 +1,8 @@
+#
+# (C) Copyright 2000, 2001, 2002
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y	:= duovero.o
diff --git a/board/gumstix/duovero/duovero.c b/board/gumstix/duovero/duovero.c
new file mode 100644
index 0000000..81d6c82
--- /dev/null
+++ b/board/gumstix/duovero/duovero.c
@@ -0,0 +1,264 @@
+/*
+ * (C) Copyright 2013
+ * Gumstix Inc. <www.gumstix.com>
+ * Maintainer: Ash Charles  <ash@gumstix.com>
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+#include <common.h>
+#include <netdev.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/arch/mmc_host_def.h>
+#include <twl6030.h>
+#include <asm/emif.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/gpio.h>
+#include <asm/gpio.h>
+
+#include "duovero_mux_data.h"
+
+#define WIFI_EN	43
+
+#if defined(CONFIG_CMD_NET)
+#define SMSC_NRESET	45
+static void setup_net_chip(void);
+#endif
+
+#ifdef CONFIG_USB_EHCI
+#include <usb.h>
+#include <asm/arch/ehci.h>
+#include <asm/ehci-omap.h>
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
+const struct omap_sysinfo sysinfo = {
+	"Board: duovero\n"
+};
+
+struct omap4_scrm_regs *const scrm = (struct omap4_scrm_regs *)0x4a30a000;
+
+/**
+ * @brief board_init
+ *
+ * @return 0
+ */
+int board_init(void)
+{
+	gpmc_init();
+
+	gd->bd->bi_arch_number = MACH_TYPE_OMAP4_DUOVERO;
+	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+
+	return 0;
+}
+
+/**
+ * @brief misc_init_r - Configure board specific configurations
+ * such as power configurations, ethernet initialization as phase2 of
+ * boot sequence
+ *
+ * @return 0
+ */
+int misc_init_r(void)
+{
+	int ret = 0;
+	u8 val;
+
+	/* wifi setup: first enable 32Khz clock from 6030 pmic */
+	val = 0xe1;
+	ret = i2c_write(TWL6030_CHIP_PM, 0xbe, 1, &val, 1);
+	if (ret)
+		printf("Failed to enable 32Khz clock to wifi module\n");
+
+	/* then setup WIFI_EN as an output pin and send reset pulse */
+	if (!gpio_request(WIFI_EN, "")) {
+		gpio_direction_output(WIFI_EN, 0);
+		gpio_set_value(WIFI_EN, 1);
+		udelay(1);
+		gpio_set_value(WIFI_EN, 0);
+		udelay(1);
+		gpio_set_value(WIFI_EN, 1);
+	}
+
+#if defined(CONFIG_CMD_NET)
+	setup_net_chip();
+#endif
+	return 0;
+}
+
+void set_muxconf_regs_essential(void)
+{
+	do_set_mux((*ctrl)->control_padconf_core_base,
+		   core_padconf_array_essential,
+		   sizeof(core_padconf_array_essential) /
+		   sizeof(struct pad_conf_entry));
+
+	do_set_mux((*ctrl)->control_padconf_wkup_base,
+		   wkup_padconf_array_essential,
+		   sizeof(wkup_padconf_array_essential) /
+		   sizeof(struct pad_conf_entry));
+
+	do_set_mux((*ctrl)->control_padconf_core_base,
+		   core_padconf_array_non_essential,
+		   sizeof(core_padconf_array_non_essential) /
+		   sizeof(struct pad_conf_entry));
+
+	do_set_mux((*ctrl)->control_padconf_wkup_base,
+		   wkup_padconf_array_non_essential,
+		   sizeof(wkup_padconf_array_non_essential) /
+		   sizeof(struct pad_conf_entry));
+}
+
+#if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_GENERIC_MMC)
+int board_mmc_init(bd_t *bis)
+{
+	return omap_mmc_init(0, 0, 0, -1, -1);
+}
+#endif
+
+
+#if defined(CONFIG_CMD_NET)
+
+#define GPMC_SIZE_16M	0xF
+#define GPMC_BASEADDR_MASK	0x3F
+#define GPMC_CS_ENABLE		0x1
+
+static void enable_gpmc_net_config(const u32 *gpmc_config, struct gpmc_cs *cs,
+		u32 base, u32 size)
+{
+	writel(0, &cs->config7);
+	sdelay(1000);
+	/* Delay for settling */
+	writel(gpmc_config[0], &cs->config1);
+	writel(gpmc_config[1], &cs->config2);
+	writel(gpmc_config[2], &cs->config3);
+	writel(gpmc_config[3], &cs->config4);
+	writel(gpmc_config[4], &cs->config5);
+	writel(gpmc_config[5], &cs->config6);
+
+	/*
+	 * Enable the config.  size is the CS size and goes in
+	 * bits 11:8.  We set bit 6 to enable this CS and the base
+	 * address goes into bits 5:0.
+	 */
+	writel((size << 8) | (GPMC_CS_ENABLE << 6) |
+				 ((base >> 24) & GPMC_BASEADDR_MASK),
+				 &cs->config7);
+
+	sdelay(2000);
+}
+
+/* GPMC CS configuration for an SMSC LAN9221 ethernet controller */
+#define NET_LAN9221_GPMC_CONFIG1    0x2a001203
+#define NET_LAN9221_GPMC_CONFIG2    0x000a0a02
+#define NET_LAN9221_GPMC_CONFIG3    0x00020200
+#define NET_LAN9221_GPMC_CONFIG4    0x0a030a03
+#define NET_LAN9221_GPMC_CONFIG5    0x000a0a0a
+#define NET_LAN9221_GPMC_CONFIG6    0x8a070707
+#define NET_LAN9221_GPMC_CONFIG7    0x00000f6c
+
+/* GPMC definitions for LAN9221 chips on expansion boards */
+static const u32 gpmc_lan_config[] = {
+	NET_LAN9221_GPMC_CONFIG1,
+	NET_LAN9221_GPMC_CONFIG2,
+	NET_LAN9221_GPMC_CONFIG3,
+	NET_LAN9221_GPMC_CONFIG4,
+	NET_LAN9221_GPMC_CONFIG5,
+	NET_LAN9221_GPMC_CONFIG6,
+	/*CONFIG7- computed as params */
+};
+
+/*
+ * Routine: setup_net_chip
+ * Description: Setting up the configuration GPMC registers specific to the
+ *	      Ethernet hardware.
+ */
+static void setup_net_chip(void)
+{
+	enable_gpmc_net_config(gpmc_lan_config, &gpmc_cfg->cs[5], 0x2C000000,
+			      GPMC_SIZE_16M);
+
+	/* Make GPIO SMSC_NRESET as output pin and send reset pulse */
+	if (!gpio_request(SMSC_NRESET, "")) {
+		gpio_direction_output(SMSC_NRESET, 0);
+		gpio_set_value(SMSC_NRESET, 1);
+		udelay(1);
+		gpio_set_value(SMSC_NRESET, 0);
+		udelay(1);
+		gpio_set_value(SMSC_NRESET, 1);
+	}
+}
+#endif
+
+int board_eth_init(bd_t *bis)
+{
+	int rc = 0;
+#ifdef CONFIG_SMC911X
+	rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
+#endif
+	return rc;
+}
+
+#ifdef CONFIG_USB_EHCI
+
+static struct omap_usbhs_board_data usbhs_bdata = {
+	.port_mode[0] = OMAP_EHCI_PORT_MODE_PHY,
+	.port_mode[1] = OMAP_USBHS_PORT_MODE_UNUSED,
+	.port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED,
+};
+
+int ehci_hcd_init(int index, enum usb_init_type init,
+		struct ehci_hccr **hccr, struct ehci_hcor **hcor)
+{
+	int ret;
+	unsigned int utmi_clk;
+	u32 auxclk, altclksrc;
+
+	/* Now we can enable our port clocks */
+	utmi_clk = readl((void *)CM_L3INIT_HSUSBHOST_CLKCTRL);
+	utmi_clk |= HSUSBHOST_CLKCTRL_CLKSEL_UTMI_P1_MASK;
+	setbits_le32((void *)CM_L3INIT_HSUSBHOST_CLKCTRL, utmi_clk);
+
+	auxclk = readl(&scrm->auxclk3);
+	/* Select sys_clk */
+	auxclk &= ~AUXCLK_SRCSELECT_MASK;
+	auxclk |=  AUXCLK_SRCSELECT_SYS_CLK << AUXCLK_SRCSELECT_SHIFT;
+	/* Set the divisor to 2 */
+	auxclk &= ~AUXCLK_CLKDIV_MASK;
+	auxclk |= AUXCLK_CLKDIV_2 << AUXCLK_CLKDIV_SHIFT;
+	/* Request auxilary clock #3 */
+	auxclk |= AUXCLK_ENABLE_MASK;
+	writel(auxclk, &scrm->auxclk3);
+
+	altclksrc = readl(&scrm->altclksrc);
+
+	/* Activate alternate system clock supplier */
+	altclksrc &= ~ALTCLKSRC_MODE_MASK;
+	altclksrc |= ALTCLKSRC_MODE_ACTIVE;
+
+	/* enable clocks */
+	altclksrc |= ALTCLKSRC_ENABLE_INT_MASK | ALTCLKSRC_ENABLE_EXT_MASK;
+
+	writel(altclksrc, &scrm->altclksrc);
+
+	ret = omap_ehci_hcd_init(index, &usbhs_bdata, hccr, hcor);
+	if (ret < 0)
+		return ret;
+
+	return 0;
+}
+
+int ehci_hcd_stop(int index)
+{
+	return omap_ehci_hcd_stop();
+}
+#endif
+
+/*
+ * get_board_rev() - get board revision
+ */
+u32 get_board_rev(void)
+{
+	return 0x20;
+}
diff --git a/board/gumstix/duovero/duovero_mux_data.h b/board/gumstix/duovero/duovero_mux_data.h
new file mode 100644
index 0000000..1be247b
--- /dev/null
+++ b/board/gumstix/duovero/duovero_mux_data.h
@@ -0,0 +1,199 @@
+/*
+ * (C) Copyright 2012
+ * Gumstix Incorporated, <www.gumstix.com>
+ * Maintainer: Ash Charles <ash@gumstix.com>
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+#ifndef _DUOVERO_MUX_DATA_H_
+#define _DUOVERO_MUX_DATA_H_
+
+#include <asm/arch/mux_omap4.h>
+
+const struct pad_conf_entry core_padconf_array_essential[] = {
+	{SDMMC1_CLK, (PTU | OFF_EN | OFF_OUT_PTD | M0)},	 /* sdmmc1_clk */
+	{SDMMC1_CMD, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_cmd */
+	{SDMMC1_DAT0, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_dat0 */
+	{SDMMC1_DAT1, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_dat1 */
+	{SDMMC1_DAT2, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_dat2 */
+	{SDMMC1_DAT3, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)}, /* sdmmc1_dat3 */
+	{I2C1_SCL, (PTU | IEN | M0)},				/* i2c1_scl */
+	{I2C1_SDA, (PTU | IEN | M0)},				/* i2c1_sda */
+	{I2C2_SCL, (PTU | IEN | M0)},				/* i2c2_scl */
+	{I2C2_SDA, (PTU | IEN | M0)},				/* i2c2_sda */
+	{I2C3_SCL, (PTU | IEN | M0)},				/* i2c3_scl */
+	{I2C3_SDA, (PTU | IEN | M0)},				/* i2c3_sda */
+	{I2C4_SCL, (PTU | IEN | M0)},				/* i2c4_scl */
+	{I2C4_SDA, (PTU | IEN | M0)},				/* i2c4_sda */
+	{UART3_CTS_RCTX, (PTU | IEN | M0)},			/* uart3_tx */
+	{UART3_RTS_SD, (M0)},					/* uart3_rts_sd */
+	{UART3_RX_IRRX, (PTU | IEN | M0)},			/* uart3_rx */
+	{UART3_TX_IRTX, (M0)}					/* uart3_tx */
+};
+
+const struct pad_conf_entry wkup_padconf_array_essential[] = {
+	{PAD1_SR_SCL, (PTU | IEN | M0)},			/* sr_scl */
+	{PAD0_SR_SDA, (PTU | IEN | M0)},			/* sr_sda */
+	{PAD1_SYS_32K, (IEN | M0)}				/* sys_32k */
+};
+
+const struct pad_conf_entry core_padconf_array_non_essential[] = {
+	{GPMC_AD0, (PTU | IEN | M0)},				/* gpmc_ad0 */
+	{GPMC_AD1, (PTU | IEN | M0)},				/* gpmc_ad1 */
+	{GPMC_AD2, (PTU | IEN | M0)},				/* gpmc_ad2 */
+	{GPMC_AD3, (PTU | IEN | M0)},				/* gpmc_ad3 */
+	{GPMC_AD4, (PTU | IEN | M0)},				/* gpmc_ad4 */
+	{GPMC_AD5, (PTU | IEN | M0)},				/* gpmc_ad5 */
+	{GPMC_AD6, (PTU | IEN | M0)},				/* gpmc_ad6 */
+	{GPMC_AD7, (PTU | IEN | M0)},				/* gpmc_ad7 */
+	{GPMC_AD8, (PTU | IEN | M0)},				/* gpmc_ad8 */
+	{GPMC_AD9, (PTU | IEN | M0)},				/* gpmc_ad9 */
+	{GPMC_AD10, (PTU | IEN | M0)},				/* gpmc_ad10 */
+	{GPMC_AD11, (PTU | IEN | M0)},				/* gpmc_ad11 */
+	{GPMC_AD12, (PTU | IEN | M0)},				/* gpmc_ad12 */
+	{GPMC_AD13, (PTU | IEN | M0)},				/* gpmc_ad13 */
+	{GPMC_AD14, (PTU | IEN | M0)},				/* gpmc_ad14 */
+	{GPMC_AD15, (PTU | IEN | M0)},				/* gpmc_ad15 */
+	{GPMC_A16, (PTU | IEN | M3)},				/* gpio_40 */
+	{GPMC_A17, (PTU | IEN | M3)},				/* gpio_41 - hdmi_ls_oe */
+	{GPMC_A18, (PTU | IEN | M3)},				/* gpio_42 */
+	{GPMC_A19, (PTU | IEN | M3)},				/* gpio_43 - wifi_en */
+	{GPMC_A20, (PTU | IEN | M3)},				/* gpio_44 - eth_irq */
+	{GPMC_A21, (PTU | IEN | M3)},				/* gpio_45 - eth_nreset */
+	{GPMC_A22, (PTU | IEN | M3)},				/* gpio_46 - eth_pme */
+	{GPMC_A23, (PTU | IEN | M3)},				/* gpio_47 */
+	{GPMC_A24, (PTU | IEN | M3)},				/* gpio_48 - eth_mdix */
+	{GPMC_A25, (PTU | IEN | M3)},				/* gpio_49 - bt_wakeup */
+	{GPMC_NCS0, (PTU | M0)},				/* gpmc_ncs0 */
+	{GPMC_NCS1, (PTU | M0)},				/* gpmc_ncs1 */
+	{GPMC_NCS2, (PTU | M0)},				/* gpmc_ncs2 */
+	{GPMC_NCS3, (PTU | IEN | M3)},				/* gpio_53  */
+	{C2C_DATA12, (PTU | M0)},				/* gpmc_ncs4 */
+	{C2C_DATA13, (PTU | M0)},				/* gpmc_ncs5 - eth_cs */
+	{GPMC_NWP, (PTU | IEN | M0)},				/* gpmc_nwp */
+	{GPMC_CLK, (PTU | IEN | M0)},				/* gpmc_clk */
+	{GPMC_NADV_ALE, (PTU | M0)},				/* gpmc_nadv_ale */
+	{GPMC_NBE0_CLE, (PTU | M0)},				/* gpmc_nbe0_cle */
+	{GPMC_NBE1, (PTU | M0)},				/* gpmc_nbe1 */
+	{GPMC_WAIT0, (PTU | IEN | M0)},				/* gpmc_wait0 */
+	{GPMC_WAIT1,  (PTU | IEN | M0)},			/* gpio_62 - usbh_nreset */
+	{GPMC_NOE, (PTU | M0)},					/* gpmc_noe */
+	{GPMC_NWE, (PTU | M0)},					/* gpmc_nwe */
+	{HDMI_HPD, (PTD | IEN | M3)},				/* gpio_63 - hdmi_hpd */
+	{HDMI_CEC, (PTU | IEN | M0)},				/* hdmi_cec */
+	{HDMI_DDC_SCL, (M0)},					/* hdmi_ddc_scl */
+	{HDMI_DDC_SDA, (IEN | M0)},				/* hdmi_ddc_sda */
+	{CSI21_DX0, (IEN | M0)},				/* csi21_dx0 */
+	{CSI21_DY0, (IEN | M0)},				/* csi21_dy0 */
+	{CSI21_DX1, (IEN | M0)},				/* csi21_dx1 */
+	{CSI21_DY1, (IEN | M0)},				/* csi21_dy1 */
+	{CSI21_DX2, (IEN | M0)},				/* csi21_dx2 */
+	{CSI21_DY2, (IEN | M0)},				/* csi21_dy2 */
+	{CSI21_DX3, (IEN | M0)},				/* csi21_dx3 */
+	{CSI21_DY3, (IEN | M0)},				/* csi21_dy3 */
+	{CSI21_DX4, (IEN | M0)},				/* csi21_dx4 */
+	{CSI21_DY4, (IEN | M0)},				/* csi21_dy4 */
+	{CSI22_DX0, (IEN | M0)},				/* csi22_dx0 */
+	{CSI22_DY0, (IEN | M0)},				/* csi22_dy0 */
+	{CSI22_DX1, (IEN | M0)},				/* csi22_dx1 */
+	{CSI22_DY1, (IEN | M0)},				/* csi22_dy1 */
+	{USBB1_ULPITLL_CLK, (PTD | IEN | OFF_EN | OFF_PD | OFF_IN | M4)},/* usbb1_ulpiphy_clk */
+	{USBB1_ULPITLL_STP, (OFF_EN | OFF_OUT_PTD | M4)},		/* usbb1_ulpiphy_stp */
+	{USBB1_ULPITLL_DIR, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)},	/* usbb1_ulpiphy_dir */
+	{USBB1_ULPITLL_NXT, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)},	/* usbb1_ulpiphy_nxt */
+	{USBB1_ULPITLL_DAT0, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)},	/* usbb1_ulpiphy_dat0 */
+	{USBB1_ULPITLL_DAT1, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)},	/* usbb1_ulpiphy_dat1 */
+	{USBB1_ULPITLL_DAT2, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)},	/* usbb1_ulpiphy_dat2 */
+	{USBB1_ULPITLL_DAT3, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)},	/* usbb1_ulpiphy_dat3 */
+	{USBB1_ULPITLL_DAT4, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)},	/* usbb1_ulpiphy_dat4 */
+	{USBB1_ULPITLL_DAT5, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)},	/* usbb1_ulpiphy_dat5 */
+	{USBB1_ULPITLL_DAT6, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)},	/* usbb1_ulpiphy_dat6 */
+	{USBB1_ULPITLL_DAT7, (IEN | OFF_EN | OFF_PD | OFF_IN | M4)},	/* usbb1_ulpiphy_dat7 */
+	{USBB1_HSIC_DATA, (PTU | IEN | M3)},				/* gpio_96 - usbh_cpen */
+	{USBB1_HSIC_STROBE, (PTU | IEN | M3)},				/* gpio_97 - usbh_reset */
+	{ABE_MCBSP2_CLKX, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* abe_mcbsp2_clkx */
+	{ABE_MCBSP2_DR, (IEN | OFF_EN | OFF_OUT_PTD | M0)},		/* abe_mcbsp2_dr */
+	{ABE_MCBSP2_DX, (OFF_EN | OFF_OUT_PTD | M0)},			/* abe_mcbsp2_dx */
+	{ABE_MCBSP2_FSX, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* abe_mcbsp2_fsx */
+	{ABE_PDM_UL_DATA, (PTD | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* abe_pdm_ul_data */
+	{ABE_PDM_DL_DATA, (PTD | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* abe_pdm_dl_data */
+	{ABE_PDM_FRAME, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* abe_pdm_frame */
+	{ABE_PDM_LB_CLK, (PTD | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* abe_pdm_lb_clk */
+	{ABE_CLKS, (PTD | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* abe_clks */
+	{ABE_DMIC_CLK1, (M0)},						/* abe_dmic_clk1 */
+	{ABE_DMIC_DIN1, (IEN | M0)},					/* abe_dmic_din1 */
+	{ABE_DMIC_DIN2, (IEN | M0)},					/* abe_dmic_din2 */
+	{ABE_DMIC_DIN3, (IEN | M0)},					/* abe_dmic_din3 */
+	{UART2_CTS, (PTU | IEN | M0)},					/* uart2_cts */
+	{UART2_RTS, (M0)},						/* uart2_rts */
+	{UART2_RX, (PTU | IEN | M0)},					/* uart2_rx */
+	{UART2_TX, (M0)},						/* uart2_tx */
+	{HDQ_SIO, (M0)},						/* hdq-sio */
+	{MCSPI1_CLK, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)},		/* mcspi1_clk */
+	{MCSPI1_SOMI, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)},		/* mcspi1_somi */
+	{MCSPI1_SIMO, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)},		/* mcspi1_simo */
+	{MCSPI1_CS0, (PTD | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* mcspi1_cs0 */
+	{MCSPI1_CS1, (PTD | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* mcspi1_cs1 */
+	{SDMMC5_CLK, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* sdmmc5_clk */
+	{SDMMC5_CMD, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* sdmmc5_cmd */
+	{SDMMC5_DAT0, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* sdmmc5_dat0 */
+	{SDMMC5_DAT1, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* sdmmc5_dat1 */
+	{SDMMC5_DAT2, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* sdmmc5_dat2 */
+	{SDMMC5_DAT3, (PTU | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* sdmmc5_dat3 */
+	{MCSPI4_CLK, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)},		/* mcspi4_clk */
+	{MCSPI4_SIMO, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)},		/* mcspi4_simo */
+	{MCSPI4_SOMI, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)},		/* mcspi4_somi */
+	{MCSPI4_CS0, (PTD | IEN | OFF_EN | OFF_PD | OFF_IN | M0)},	/* mcspi4_cs0 */
+	{UART4_RX, (IEN | PTU | M0)},					/* uart4_rx */
+	{UART4_TX, (M0)},						/* uart4_tx */
+	{USBB2_ULPITLL_CLK, (PTU | IEN | M3)},				/* gpio_157 - start_adc */
+	{USBB2_ULPITLL_STP, (PTU | IEN | M3)},				/* gpio_158 - spi_nirq */
+	{USBB2_ULPITLL_DIR, (PTU | IEN | M3)},				/* gpio_159 - bt_nreset */
+	{USBB2_ULPITLL_NXT, (PTU | IEN | M3)},				/* gpio_160 - audio_pwron*/
+	{USBB2_ULPITLL_DAT0, (PTU | IEN | M3)},				/* gpio_161 - bid_0 */
+	{USBB2_ULPITLL_DAT1, (PTU | IEN | M3)},				/* gpio_162 - bid_1 */
+	{USBB2_ULPITLL_DAT2, (PTU | IEN | M3)},				/* gpio_163 - bid_2 */
+	{USBB2_ULPITLL_DAT3, (PTU | IEN | M3)},				/* gpio_164 - bid_3 */
+	{USBB2_ULPITLL_DAT4, (PTU | IEN | M3)},				/* gpio_165 - bid_4 */
+	{USBB2_ULPITLL_DAT5, (PTU | IEN | M3)},				/* gpio_166 - ts_irq*/
+	{USBB2_ULPITLL_DAT6, (PTU | IEN | M3)},				/* gpio_167 - gps_pps */
+	{USBB2_ULPITLL_DAT7, (PTU | IEN | M3)},				/* gpio_168 */
+	{USBB2_HSIC_DATA, (PTU | IEN | M3)},				/* gpio_169 */
+	{USBB2_HSIC_STROBE, (PTU | IEN | M3)},				/* gpio_170 */
+	{UNIPRO_TX1, (PTU | IEN | M3)},					/* gpio_173 */
+	{USBA0_OTG_CE, (PTD | OFF_EN | OFF_PD | OFF_OUT_PTD | M0)},	/* usba0_otg_ce */
+	{USBA0_OTG_DP, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)},		/* usba0_otg_dp */
+	{USBA0_OTG_DM, (IEN | OFF_EN | OFF_PD | OFF_IN | M0)},		/* usba0_otg_dm */
+	{SYS_NIRQ1, (PTU | IEN | M0)},					/* sys_nirq1 */
+	{SYS_NIRQ2, (PTU | IEN | M0)},					/* sys_nirq2 */
+	{SYS_BOOT0, (M0)},						/* sys_boot0 */
+	{SYS_BOOT1, (M0)},						/* sys_boot1 */
+	{SYS_BOOT2, (M0)},						/* sys_boot2 */
+	{SYS_BOOT3, (M0)},						/* sys_boot3 */
+	{SYS_BOOT4, (M0)},						/* sys_boot4 */
+	{SYS_BOOT5, (M0)},						/* sys_boot5 */
+	{DPM_EMU0, (IEN | M0)},						/* dpm_emu0 */
+	{DPM_EMU1, (IEN | M0)},						/* dpm_emu1 */
+	{DPM_EMU16, (PTU | IEN | M3)},					/* gpio_27 */
+	{DPM_EMU17, (PTU | IEN | M3)},					/* gpio_28 */
+	{DPM_EMU18, (PTU | IEN | M3)},					/* gpio_29 */
+	{DPM_EMU19, (PTU | IEN | M3)},					/* gpio_30 */
+};
+
+const struct pad_conf_entry wkup_padconf_array_non_essential[] = {
+	{PAD1_FREF_XTAL_IN, (M0)},					/* fref_xtal_in  */
+	{PAD0_FREF_SLICER_IN, (M0)},					/* fref_slicer_in */
+	{PAD1_FREF_CLK_IOREQ, (M0)},					/* fref_clk_ioreq */
+	{PAD0_FREF_CLK0_OUT, (M7)},					/* safe mode */
+	{PAD1_FREF_CLK3_REQ, M7},					/* safe mode */
+	{PAD0_FREF_CLK3_OUT, (M0)},					/* fref_clk3_out */
+	{PAD0_SYS_NRESPWRON, (M0)},					/* sys_nrespwron */
+	{PAD1_SYS_NRESWARM, (M0)},					/* sys_nreswarm */
+	{PAD0_SYS_PWR_REQ, (PTU | M0)},					/* sys_pwr_req */
+	{PAD1_SYS_PWRON_RESET, (M3)},					/* gpio_wk29 */
+	{PAD0_SYS_BOOT6, (M0)},						/* sys_boot6 */
+	{PAD1_SYS_BOOT7, (M0)},						/* sys_boot7 */
+};
+
+
+#endif /* _DUOVERO_MUX_DATA_H_ */
diff --git a/boards.cfg b/boards.cfg
index d31bdba..546e1d2 100644
--- a/boards.cfg
+++ b/boards.cfg
@@ -362,6 +362,7 @@ Active  arm         armv7          omap3       ti              evm
 Active  arm         armv7          omap3       ti              evm                 omap3_evm_quick_nand                  -                                                                                                                                 -
 Active  arm         armv7          omap3       ti              sdp3430             omap3_sdp3430                         -                                                                                                                                 Nishanth Menon <nm@ti.com>
 Active  arm         armv7          omap3       timll           devkit8000          devkit8000                            -                                                                                                                                 Thomas Weber <weber@corscience.de>
+Active  arm         armv7          omap4       gumstix         duovero             duovero                               -                                                                                                                                 Ash Charles <ash@gumstix.com>
 Active  arm         armv7          omap4       ti              panda               omap4_panda                           -                                                                                                                                 Sricharan R <r.sricharan@ti.com>
 Active  arm         armv7          omap4       ti              sdp4430             omap4_sdp4430                         -                                                                                                                                 Sricharan R <r.sricharan@ti.com>
 Active  arm         armv7          omap5       ti              dra7xx              dra7xx_evm                            dra7xx_evm:CONS_INDEX=1                                                                                                           Lokesh Vutla <lokeshvutla@ti.com>
diff --git a/include/configs/duovero.h b/include/configs/duovero.h
new file mode 100644
index 0000000..e68f415
--- /dev/null
+++ b/include/configs/duovero.h
@@ -0,0 +1,62 @@
+/*
+ * (C) Copyright: 2013
+ * Gumstix, Inc - http://www.gumstix.com
+ * Maintainer: Ash Charles  <ash@gumstix.com>
+ *
+ * Configuration settings for the Gumstix DuoVero board.
+ * See omap4_common.h for OMAP4 common part
+ *
+ * SPDX-License-Identifier:     GPL-2.0+
+ */
+
+#ifndef __CONFIG_DUOVERO_H
+#define __CONFIG_DUOVERO_H
+
+/*
+ * High Level Configuration Options
+ */
+#define CONFIG_DUOVERO
+#define MACH_TYPE_OMAP4_DUOVERO              4097    /* Until the next sync */
+#define CONFIG_MACH_TYPE                MACH_TYPE_OMAP4_DUOVERO
+
+#include <configs/ti_omap4_common.h>
+
+#undef CONFIG_SPL_OS_BOOT
+
+#undef CONFIG_SYS_EMIF_PRECALCULATED_TIMING_REGS
+#define CONFIG_SYS_AUTOMATIC_SDRAM_DETECTION
+#define CONFIG_SYS_DEFAULT_LPDDR2_TIMINGS
+
+#undef CONFIG_SYS_PROMPT
+#define CONFIG_SYS_PROMPT		"duovero # "
+
+/* USB UHH support options */
+#define CONFIG_CMD_USB
+#define CONFIG_USB_HOST
+#define CONFIG_USB_EHCI
+#define CONFIG_USB_EHCI_OMAP
+#define CONFIG_USB_STORAGE
+#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 3
+
+#define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO 1
+#define CONFIG_OMAP_EHCI_PHY2_RESET_GPIO 62
+
+#define CONFIG_SYS_ENABLE_PADS_ALL
+
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_NET
+
+#define CONFIG_SMC911X
+#define CONFIG_SMC911X_32_BIT
+#define CONFIG_SMC911X_BASE		0x2C000000
+
+/* GPIO */
+#define CONFIG_CMD_GPIO
+
+/* ENV related config options */
+#define CONFIG_ENV_IS_NOWHERE
+
+#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+
+#endif /* __CONFIG_DUOVERO_H */
diff --git a/include/configs/ti_omap4_common.h b/include/configs/ti_omap4_common.h
index 77fbfb6..44b3718 100644
--- a/include/configs/ti_omap4_common.h
+++ b/include/configs/ti_omap4_common.h
@@ -109,9 +109,13 @@
 	"importbootenv=echo Importing environment from mmc${mmcdev} ...; " \
 		"env import -t ${loadaddr} ${filesize}\0" \
 	"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
+	"loaduimage=load mmc ${mmcdev} ${loadaddr} uImage\0" \
 	"mmcboot=echo Booting from mmc${mmcdev} ...; " \
 		"run mmcargs; " \
 		"bootz ${loadaddr} - ${fdtaddr}\0" \
+	"uimageboot=echo Booting from mmc${mmcdev} ...; " \
+		"run mmcargs; " \
+		"bootm ${loadaddr}\0" \
 	"findfdt="\
 		"if test $board_name = sdp4430; then " \
 			"setenv fdtfile omap4-sdp.dtb; fi; " \
@@ -121,6 +125,8 @@
 			"setenv fdtfile omap4-panda-a4.dtb; fi;" \
 		"if test $board_name = panda-es; then " \
 			"setenv fdtfile omap4-panda-es.dtb; fi;" \
+		"if test $board_name = duovero; then " \
+			"setenv fdtfile omap4-duovero.dtb; fi;" \
 		"if test $fdtfile = undefined; then " \
 			"echo WARNING: Could not determine device tree to use; fi; \0" \
 	"loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
@@ -144,6 +150,9 @@
 			"run loadfdt;" \
 			"run mmcboot; " \
 		"fi; " \
+		"if run loaduimage; then " \
+			"run uimageboot;" \
+		"fi; " \
 	"fi"
 
 /*