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-rw-r--r--board/aristainetos/aristainetos.c519
1 files changed, 519 insertions, 0 deletions
diff --git a/board/aristainetos/aristainetos.c b/board/aristainetos/aristainetos.c
new file mode 100644
index 0000000..3bfcf5b
--- /dev/null
+++ b/board/aristainetos/aristainetos.c
@@ -0,0 +1,519 @@
+/*
+ * (C) Copyright 2014
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * Based on:
+ * Copyright (C) 2012 Freescale Semiconductor, Inc.
+ *
+ * Author: Fabio Estevam <fabio.estevam@freescale.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <asm/arch/clock.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/iomux.h>
+#include <asm/arch/mx6-pins.h>
+#include <asm/errno.h>
+#include <asm/gpio.h>
+#include <asm/imx-common/iomux-v3.h>
+#include <asm/imx-common/boot_mode.h>
+#include <asm/imx-common/mxc_i2c.h>
+#include <asm/imx-common/video.h>
+#include <mmc.h>
+#include <fsl_esdhc.h>
+#include <miiphy.h>
+#include <netdev.h>
+#include <asm/arch/mxc_hdmi.h>
+#include <asm/arch/crm_regs.h>
+#include <linux/fb.h>
+#include <ipu_pixfmt.h>
+#include <asm/io.h>
+#include <asm/arch/sys_proto.h>
+#include <pwm.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
+ PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \
+ PAD_CTL_SRE_FAST | PAD_CTL_HYS)
+
+#define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \
+ PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \
+ PAD_CTL_SRE_FAST | PAD_CTL_HYS)
+
+#define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
+ PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS)
+
+#define SPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_SPEED_MED | \
+ PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST)
+
+#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
+ PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \
+ PAD_CTL_ODE | PAD_CTL_SRE_FAST)
+
+#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
+
+#define DISP_PAD_CTRL (0x10)
+
+#define ECSPI4_CS1 IMX_GPIO_NR(5, 2)
+
+struct i2c_pads_info i2c_pad_info1 = {
+ .scl = {
+ .i2c_mode = MX6_PAD_CSI0_DAT9__I2C1_SCL | PC,
+ .gpio_mode = MX6_PAD_CSI0_DAT9__GPIO5_IO27 | PC,
+ .gp = IMX_GPIO_NR(5, 27)
+ },
+ .sda = {
+ .i2c_mode = MX6_PAD_CSI0_DAT8__I2C1_SDA | PC,
+ .gpio_mode = MX6_PAD_CSI0_DAT8__GPIO5_IO26 | PC,
+ .gp = IMX_GPIO_NR(5, 26)
+ }
+};
+
+struct i2c_pads_info i2c_pad_info2 = {
+ .scl = {
+ .i2c_mode = MX6_PAD_KEY_COL3__I2C2_SCL | PC,
+ .gpio_mode = MX6_PAD_KEY_COL3__GPIO4_IO12 | PC,
+ .gp = IMX_GPIO_NR(4, 12)
+ },
+ .sda = {
+ .i2c_mode = MX6_PAD_KEY_ROW3__I2C2_SDA | PC,
+ .gpio_mode = MX6_PAD_KEY_ROW3__GPIO4_IO13 | PC,
+ .gp = IMX_GPIO_NR(4, 13)
+ }
+};
+
+struct i2c_pads_info i2c_pad_info3 = {
+ .scl = {
+ .i2c_mode = MX6_PAD_EIM_D17__I2C3_SCL | PC,
+ .gpio_mode = MX6_PAD_EIM_D17__GPIO3_IO17 | PC,
+ .gp = IMX_GPIO_NR(3, 17)
+ },
+ .sda = {
+ .i2c_mode = MX6_PAD_EIM_D18__I2C3_SDA | PC,
+ .gpio_mode = MX6_PAD_EIM_D18__GPIO3_IO18 | PC,
+ .gp = IMX_GPIO_NR(3, 18)
+ }
+};
+
+int dram_init(void)
+{
+ gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE);
+
+ return 0;
+}
+
+iomux_v3_cfg_t const uart1_pads[] = {
+ MX6_PAD_CSI0_DAT10__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
+ MX6_PAD_CSI0_DAT11__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
+};
+
+iomux_v3_cfg_t const uart5_pads[] = {
+ MX6_PAD_CSI0_DAT14__UART5_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
+ MX6_PAD_CSI0_DAT15__UART5_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL),
+};
+
+iomux_v3_cfg_t const gpio_pads[] = {
+ /* LED enable */
+ MX6_PAD_SD4_DAT5__GPIO2_IO13 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ /* spi flash WP protect */
+ MX6_PAD_SD4_DAT7__GPIO2_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ /* backlight enable */
+ MX6_PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ /* LED yellow */
+ MX6_PAD_GPIO_3__GPIO1_IO03 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ /* LED red */
+ MX6_PAD_GPIO_4__GPIO1_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ /* LED green */
+ MX6_PAD_GPIO_5__GPIO1_IO05 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ /* LED blue */
+ MX6_PAD_GPIO_6__GPIO1_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ /* i2c4 scl */
+ MX6_PAD_GPIO_7__GPIO1_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ /* i2c4 sda */
+ MX6_PAD_GPIO_8__GPIO1_IO08 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ /* spi CS 1 */
+ MX6_PAD_EIM_A25__GPIO5_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
+static iomux_v3_cfg_t const misc_pads[] = {
+ MX6_PAD_GPIO_1__USB_OTG_ID | MUX_PAD_CTRL(NO_PAD_CTRL),
+ /* OTG Power enable */
+ MX6_PAD_EIM_D31__GPIO3_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_KEY_ROW4__GPIO4_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
+iomux_v3_cfg_t const enet_pads[] = {
+ MX6_PAD_GPIO_16__ENET_REF_CLK | MUX_PAD_CTRL(0x4001b0a8),
+ MX6_PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_ENET_TXD0__ENET_TX_DATA0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_ENET_TXD1__ENET_TX_DATA1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_ENET_TX_EN__ENET_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_ENET_RX_ER__ENET_RX_ER | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_ENET_RXD0__ENET_RX_DATA0 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_ENET_RXD1__ENET_RX_DATA1 | MUX_PAD_CTRL(ENET_PAD_CTRL),
+ MX6_PAD_ENET_CRS_DV__ENET_RX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL),
+};
+
+static void setup_iomux_enet(void)
+{
+ struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
+
+ imx_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads));
+
+ /* set GPIO_16 as ENET_REF_CLK_OUT */
+ setbits_le32(&iomux->gpr[1], IOMUXC_GPR1_ENET_CLK_SEL_MASK);
+}
+
+iomux_v3_cfg_t const usdhc1_pads[] = {
+ MX6_PAD_SD1_CLK__SD1_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD1_CMD__SD1_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD1_DAT0__SD1_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD1_DAT1__SD1_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD1_DAT2__SD1_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD1_DAT3__SD1_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+};
+
+iomux_v3_cfg_t const usdhc2_pads[] = {
+ MX6_PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+ MX6_PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL),
+};
+
+iomux_v3_cfg_t const ecspi4_pads[] = {
+ MX6_PAD_EIM_D21__ECSPI4_SCLK | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_EIM_D22__ECSPI4_MISO | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_EIM_D28__ECSPI4_MOSI | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_EIM_D20__GPIO3_IO20 | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
+static iomux_v3_cfg_t const display_pads[] = {
+ MX6_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK | MUX_PAD_CTRL(DISP_PAD_CTRL),
+ MX6_PAD_DI0_PIN15__IPU1_DI0_PIN15,
+ MX6_PAD_DI0_PIN2__IPU1_DI0_PIN02,
+ MX6_PAD_DI0_PIN3__IPU1_DI0_PIN03,
+ MX6_PAD_DI0_PIN4__GPIO4_IO20,
+ MX6_PAD_DISP0_DAT0__IPU1_DISP0_DATA00,
+ MX6_PAD_DISP0_DAT1__IPU1_DISP0_DATA01,
+ MX6_PAD_DISP0_DAT2__IPU1_DISP0_DATA02,
+ MX6_PAD_DISP0_DAT3__IPU1_DISP0_DATA03,
+ MX6_PAD_DISP0_DAT4__IPU1_DISP0_DATA04,
+ MX6_PAD_DISP0_DAT5__IPU1_DISP0_DATA05,
+ MX6_PAD_DISP0_DAT6__IPU1_DISP0_DATA06,
+ MX6_PAD_DISP0_DAT7__IPU1_DISP0_DATA07,
+ MX6_PAD_DISP0_DAT8__IPU1_DISP0_DATA08,
+ MX6_PAD_DISP0_DAT9__IPU1_DISP0_DATA09,
+ MX6_PAD_DISP0_DAT10__IPU1_DISP0_DATA10,
+ MX6_PAD_DISP0_DAT11__IPU1_DISP0_DATA11,
+ MX6_PAD_DISP0_DAT12__IPU1_DISP0_DATA12,
+ MX6_PAD_DISP0_DAT13__IPU1_DISP0_DATA13,
+ MX6_PAD_DISP0_DAT14__IPU1_DISP0_DATA14,
+ MX6_PAD_DISP0_DAT15__IPU1_DISP0_DATA15,
+ MX6_PAD_DISP0_DAT16__IPU1_DISP0_DATA16,
+ MX6_PAD_DISP0_DAT17__IPU1_DISP0_DATA17,
+ MX6_PAD_DISP0_DAT18__IPU1_DISP0_DATA18,
+ MX6_PAD_DISP0_DAT19__IPU1_DISP0_DATA19,
+ MX6_PAD_DISP0_DAT20__IPU1_DISP0_DATA20,
+ MX6_PAD_DISP0_DAT21__IPU1_DISP0_DATA21,
+ MX6_PAD_DISP0_DAT22__IPU1_DISP0_DATA22,
+ MX6_PAD_DISP0_DAT23__IPU1_DISP0_DATA23,
+};
+
+static iomux_v3_cfg_t const backlight_pads[] = {
+ MX6_PAD_GPIO_9__PWM1_OUT | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_SD4_DAT1__PWM3_OUT | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
+static void setup_spi(void)
+{
+ int i;
+
+ imx_iomux_v3_setup_multiple_pads(ecspi4_pads, ARRAY_SIZE(ecspi4_pads));
+ for (i = 0; i < 3; i++)
+ enable_spi_clk(true, i);
+
+ /* set cs1 to high */
+ gpio_direction_output(ECSPI4_CS1, 1);
+}
+
+static void setup_iomux_gpio(void)
+{
+ imx_iomux_v3_setup_multiple_pads(gpio_pads, ARRAY_SIZE(gpio_pads));
+}
+
+static void setup_iomux_uart(void)
+{
+ imx_iomux_v3_setup_multiple_pads(uart5_pads, ARRAY_SIZE(uart5_pads));
+}
+
+#ifdef CONFIG_FSL_ESDHC
+struct fsl_esdhc_cfg usdhc_cfg[2] = {
+ {USDHC1_BASE_ADDR},
+ {USDHC2_BASE_ADDR},
+};
+
+int board_mmc_getcd(struct mmc *mmc)
+{
+ return 1;
+}
+
+int board_mmc_init(bd_t *bis)
+{
+ usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
+ usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
+
+ imx_iomux_v3_setup_multiple_pads(usdhc1_pads, ARRAY_SIZE(usdhc1_pads));
+ imx_iomux_v3_setup_multiple_pads(usdhc2_pads, ARRAY_SIZE(usdhc2_pads));
+
+ return fsl_esdhc_initialize(bis, &usdhc_cfg[0]) |
+ fsl_esdhc_initialize(bis, &usdhc_cfg[1]);
+}
+#endif
+
+/*
+ * Do not overwrite the console
+ * Use always serial for U-Boot console
+ */
+int overwrite_console(void)
+{
+ return 1;
+}
+
+int board_eth_init(bd_t *bis)
+{
+ struct iomuxc *iomuxc_regs =
+ (struct iomuxc *)IOMUXC_BASE_ADDR;
+ int ret;
+
+ setup_iomux_enet();
+ /* clear gpr1[14], gpr1[18:17] to select anatop clock */
+ clrsetbits_le32(&iomuxc_regs->gpr[1], IOMUX_GPR1_FEC_MASK, 0);
+
+ ret = enable_fec_anatop_clock(ENET_50MHz);
+ if (ret)
+ return ret;
+
+ return cpu_eth_init(bis);
+}
+#if defined(CONFIG_VIDEO_IPUV3)
+
+static void enable_lvds(struct display_info_t const *dev)
+{
+ imx_iomux_v3_setup_multiple_pads(
+ display_pads,
+ ARRAY_SIZE(display_pads));
+ imx_iomux_v3_setup_multiple_pads(
+ backlight_pads,
+ ARRAY_SIZE(backlight_pads));
+
+ /* enable backlight PWM 3 */
+ if (pwm_init(2, 0, 0))
+ goto error;
+ /* duty cycle 200ns, period: 3000ns */
+ if (pwm_config(2, 200, 3000))
+ goto error;
+ if (pwm_enable(2))
+ goto error;
+ return;
+
+error:
+ puts("error init pwm for backlight\n");
+ return;
+}
+
+struct display_info_t const displays[] = {
+ {
+ .bus = -1,
+ .addr = 0,
+ .pixfmt = IPU_PIX_FMT_RGB24,
+ .detect = NULL,
+ .enable = enable_lvds,
+ .mode = {
+ .name = "lb07wv8",
+ .refresh = 60,
+ .xres = 800,
+ .yres = 480,
+ .pixclock = 33246,
+ .left_margin = 88,
+ .right_margin = 88,
+ .upper_margin = 10,
+ .lower_margin = 10,
+ .hsync_len = 25,
+ .vsync_len = 1,
+ .sync = 0,
+ .vmode = FB_VMODE_NONINTERLACED
+ }
+ }
+};
+size_t display_count = ARRAY_SIZE(displays);
+
+static void setup_display(void)
+{
+ struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
+ int reg;
+
+ enable_ipu_clock();
+
+ reg = readl(&mxc_ccm->cs2cdr);
+ /* select pll 5 clock */
+ reg &= MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK;
+ reg &= MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK;
+ writel(reg, &mxc_ccm->cs2cdr);
+
+ imx_iomux_v3_setup_multiple_pads(backlight_pads,
+ ARRAY_SIZE(backlight_pads));
+}
+
+/* no console on this board */
+int board_cfb_skip(void)
+{
+ return 1;
+}
+#endif
+
+int board_early_init_f(void)
+{
+ setup_iomux_uart();
+ setup_iomux_gpio();
+
+#if defined(CONFIG_VIDEO_IPUV3)
+ setup_display();
+#endif
+ return 0;
+}
+
+iomux_v3_cfg_t nfc_pads[] = {
+ MX6_PAD_NANDF_CLE__NAND_CLE | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_ALE__NAND_ALE | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_WP_B__NAND_WP_B | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_RB0__NAND_READY_B | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_CS0__NAND_CE0_B | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_CS1__NAND_CE1_B | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_CS2__NAND_CE2_B | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_CS3__NAND_CE3_B | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_SD4_CMD__NAND_RE_B | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_SD4_CLK__NAND_WE_B | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_D0__NAND_DATA00 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_D1__NAND_DATA01 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_D2__NAND_DATA02 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_D3__NAND_DATA03 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_D4__NAND_DATA04 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_D5__NAND_DATA05 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_D6__NAND_DATA06 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_NANDF_D7__NAND_DATA07 | MUX_PAD_CTRL(NO_PAD_CTRL),
+ MX6_PAD_SD4_DAT0__NAND_DQS | MUX_PAD_CTRL(NO_PAD_CTRL),
+};
+
+static void setup_gpmi_nand(void)
+{
+ struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
+
+ /* config gpmi nand iomux */
+ imx_iomux_v3_setup_multiple_pads(nfc_pads,
+ ARRAY_SIZE(nfc_pads));
+
+ /* config gpmi and bch clock to 100 MHz */
+ clrsetbits_le32(&mxc_ccm->cs2cdr,
+ MXC_CCM_CS2CDR_ENFC_CLK_PODF_MASK |
+ MXC_CCM_CS2CDR_ENFC_CLK_PRED_MASK |
+ MXC_CCM_CS2CDR_ENFC_CLK_SEL_MASK,
+ MXC_CCM_CS2CDR_ENFC_CLK_PODF(0) |
+ MXC_CCM_CS2CDR_ENFC_CLK_PRED(3) |
+ MXC_CCM_CS2CDR_ENFC_CLK_SEL(3));
+
+ /* enable gpmi and bch clock gating */
+ setbits_le32(&mxc_ccm->CCGR4,
+ MXC_CCM_CCGR4_RAWNAND_U_BCH_INPUT_APB_MASK |
+ MXC_CCM_CCGR4_RAWNAND_U_GPMI_BCH_INPUT_BCH_MASK |
+ MXC_CCM_CCGR4_RAWNAND_U_GPMI_BCH_INPUT_GPMI_IO_MASK |
+ MXC_CCM_CCGR4_RAWNAND_U_GPMI_INPUT_APB_MASK |
+ MXC_CCM_CCGR4_PL301_MX6QPER1_BCH_OFFSET);
+
+ /* enable apbh clock gating */
+ setbits_le32(&mxc_ccm->CCGR0, MXC_CCM_CCGR0_APBHDMA_MASK);
+}
+
+int board_init(void)
+{
+ struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR;
+
+ /* address of boot parameters */
+ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
+
+ setup_spi();
+
+ setup_i2c(0, CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE,
+ &i2c_pad_info1);
+ setup_i2c(1, CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE,
+ &i2c_pad_info2);
+ setup_i2c(2, CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE,
+ &i2c_pad_info3);
+
+ /* i2c4 not used, set it to gpio input */
+ gpio_request(IMX_GPIO_NR(1, 7), "i2c4_scl");
+ gpio_direction_input(IMX_GPIO_NR(1, 7));
+ gpio_request(IMX_GPIO_NR(1, 8), "i2c4_sda");
+ gpio_direction_input(IMX_GPIO_NR(1, 8));
+
+ /* SPI NOR Flash read only */
+ gpio_request(CONFIG_GPIO_ENABLE_SPI_FLASH, "ena_spi_nor");
+ gpio_direction_output(CONFIG_GPIO_ENABLE_SPI_FLASH, 0);
+ gpio_free(CONFIG_GPIO_ENABLE_SPI_FLASH);
+
+ /* enable LED */
+ gpio_request(IMX_GPIO_NR(2, 13), "LED ena");
+ gpio_direction_output(IMX_GPIO_NR(2, 13), 0);
+
+ gpio_request(IMX_GPIO_NR(1, 3), "LED yellow");
+ gpio_direction_output(IMX_GPIO_NR(1, 3), 1);
+ gpio_request(IMX_GPIO_NR(1, 4), "LED red");
+ gpio_direction_output(IMX_GPIO_NR(1, 4), 1);
+ gpio_request(IMX_GPIO_NR(1, 5), "LED green");
+ gpio_direction_output(IMX_GPIO_NR(1, 5), 1);
+ gpio_request(IMX_GPIO_NR(1, 6), "LED blue");
+ gpio_direction_output(IMX_GPIO_NR(1, 6), 1);
+
+ setup_gpmi_nand();
+
+ /* GPIO_1 for USB_OTG_ID */
+ setbits_le32(&iomux->gpr[1], IOMUXC_GPR1_USB_OTG_ID_SEL_MASK);
+ imx_iomux_v3_setup_multiple_pads(misc_pads, ARRAY_SIZE(misc_pads));
+
+ return 0;
+}
+
+int checkboard(void)
+{
+ puts("Board: aristaitenos\n");
+ return 0;
+}
+
+#ifdef CONFIG_USB_EHCI_MX6
+int board_ehci_hcd_init(int port)
+{
+ int ret;
+
+ ret = gpio_request(ARISTAINETOS_USB_H1_PWR, "usb-h1-pwr");
+ if (!ret)
+ gpio_direction_output(ARISTAINETOS_USB_H1_PWR, 1);
+ ret = gpio_request(ARISTAINETOS_USB_OTG_PWR, "usb-OTG-pwr");
+ if (!ret)
+ gpio_direction_output(ARISTAINETOS_USB_OTG_PWR, 1);
+ return 0;
+}
+
+int board_ehci_power(int port, int on)
+{
+ if (port)
+ gpio_set_value(ARISTAINETOS_USB_OTG_PWR, on);
+ else
+ gpio_set_value(ARISTAINETOS_USB_H1_PWR, on);
+ return 0;
+}
+#endif