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u-boot/board/aristainetos/aristainetos.c
Heiko Schocher 2f6bb0a941 arm, imx, spi: detect spi flash again on aristainetos board 
155fa9af95 "spi: mxc: fix sf probe when using mxc_spi" break
spi flash detection on the aristainetos board. Fix this.

Signed-off-by: Heiko Schocher <hs@denx.de>
2014-11-03 11:21:50 +01:00

525 lines
15 KiB
C
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/*
* (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),
};
int board_spi_cs_gpio(unsigned bus, unsigned cs)
{
return (bus == CONFIG_SF_DEFAULT_BUS && cs == CONFIG_SF_DEFAULT_CS)
? (IMX_GPIO_NR(3, 20)) : -1;
}
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
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