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u-boot/board/efikamx/efikamx.c
Jason Liu 5195890440 mx5: board: code clean up for checkboard code 
The boot cause code has been factor out to soc common
code,we need drop the part from the board support code

This patch also remove the redundant cpu version print

Signed-off-by: Jason Liu <jason.hui@linaro.org>
2011-05-23 08:36:46 +02:00

650 lines
22 KiB
C
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/*
* Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
*
* (C) Copyright 2009 Freescale Semiconductor, Inc.
*
* 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 <asm/io.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/mx5x_pins.h>
#include <asm/arch/iomux.h>
#include <mxc_gpio.h>
#include <asm/errno.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/crm_regs.h>
#include <i2c.h>
#include <mmc.h>
#include <fsl_esdhc.h>
#include <fsl_pmic.h>
#include <mc13892.h>
DECLARE_GLOBAL_DATA_PTR;
/*
* Compile-time error checking
*/
#ifndef CONFIG_MXC_SPI
#error "CONFIG_MXC_SPI not set, this is essential for board's operation!"
#endif
/*
* Shared variables / local defines
*/
/* LED */
#define EFIKAMX_LED_BLUE 0x1
#define EFIKAMX_LED_GREEN 0x2
#define EFIKAMX_LED_RED 0x4
void efikamx_toggle_led(uint32_t mask);
/* Board revisions */
#define EFIKAMX_BOARD_REV_11 0x1
#define EFIKAMX_BOARD_REV_12 0x2
#define EFIKAMX_BOARD_REV_13 0x3
#define EFIKAMX_BOARD_REV_14 0x4
/*
* Board identification
*/
u32 get_efika_rev(void)
{
u32 rev = 0;
/*
* Retrieve board ID:
* rev1.1: 1,1,1
* rev1.2: 1,1,0
* rev1.3: 1,0,1
* rev1.4: 1,0,0
*/
mxc_request_iomux(MX51_PIN_NANDF_CS0, IOMUX_CONFIG_GPIO);
mxc_gpio_direction(IOMUX_TO_GPIO(MX51_PIN_NANDF_CS0),
MXC_GPIO_DIRECTION_OUT);
/* set to 1 in order to get correct value on board rev1.1 */
mxc_gpio_set(IOMUX_TO_GPIO(MX51_PIN_NANDF_CS0), 1);
mxc_request_iomux(MX51_PIN_NANDF_CS0, IOMUX_CONFIG_GPIO);
mxc_iomux_set_pad(MX51_PIN_NANDF_CS0, PAD_CTL_100K_PU);
mxc_gpio_direction(IOMUX_TO_GPIO(MX51_PIN_NANDF_CS0),
MXC_GPIO_DIRECTION_IN);
rev |= (!!mxc_gpio_get(IOMUX_TO_GPIO(MX51_PIN_NANDF_CS0))) << 0;
mxc_request_iomux(MX51_PIN_NANDF_CS1, IOMUX_CONFIG_GPIO);
mxc_iomux_set_pad(MX51_PIN_NANDF_CS1, PAD_CTL_100K_PU);
mxc_gpio_direction(IOMUX_TO_GPIO(MX51_PIN_NANDF_CS1),
MXC_GPIO_DIRECTION_IN);
rev |= (!!mxc_gpio_get(IOMUX_TO_GPIO(MX51_PIN_NANDF_CS1))) << 1;
mxc_request_iomux(MX51_PIN_NANDF_RB3, IOMUX_CONFIG_GPIO);
mxc_iomux_set_pad(MX51_PIN_NANDF_RB3, PAD_CTL_100K_PU);
mxc_gpio_direction(IOMUX_TO_GPIO(MX51_PIN_NANDF_RB3),
MXC_GPIO_DIRECTION_IN);
rev |= (!!mxc_gpio_get(IOMUX_TO_GPIO(MX51_PIN_NANDF_RB3))) << 2;
return (~rev & 0x7) + 1;
}
u32 get_board_rev(void)
{
return get_cpu_rev() | (get_efika_rev() << 8);
}
/*
* DRAM initialization
*/
int dram_init(void)
{
/* dram_init must store complete ramsize in gd->ram_size */
gd->ram_size = get_ram_size((volatile void *)CONFIG_SYS_SDRAM_BASE,
PHYS_SDRAM_1_SIZE);
return 0;
}
/*
* UART configuration
*/
static void setup_iomux_uart(void)
{
unsigned int pad = PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE |
PAD_CTL_PUE_PULL | PAD_CTL_DRV_HIGH;
mxc_request_iomux(MX51_PIN_UART1_RXD, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_UART1_RXD, pad | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_UART1_TXD, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_UART1_TXD, pad | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_UART1_RTS, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_UART1_RTS, pad);
mxc_request_iomux(MX51_PIN_UART1_CTS, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_UART1_CTS, pad);
}
/*
* SPI configuration
*/
#ifdef CONFIG_MXC_SPI
static void setup_iomux_spi(void)
{
/* 000: Select mux mode: ALT0 mux port: MOSI of instance: ecspi1 */
mxc_request_iomux(MX51_PIN_CSPI1_MOSI, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_CSPI1_MOSI,
PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
/* 000: Select mux mode: ALT0 mux port: MISO of instance: ecspi1. */
mxc_request_iomux(MX51_PIN_CSPI1_MISO, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_CSPI1_MISO,
PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
/* Configure SS0 as a GPIO */
mxc_request_iomux(MX51_PIN_CSPI1_SS0, IOMUX_CONFIG_GPIO);
mxc_gpio_direction(IOMUX_TO_GPIO(MX51_PIN_CSPI1_SS0),
MXC_GPIO_DIRECTION_OUT);
mxc_gpio_set(IOMUX_TO_GPIO(MX51_PIN_CSPI1_SS0), 0);
/* Configure SS1 as a GPIO */
mxc_request_iomux(MX51_PIN_CSPI1_SS1, IOMUX_CONFIG_GPIO);
mxc_gpio_direction(IOMUX_TO_GPIO(MX51_PIN_CSPI1_SS1),
MXC_GPIO_DIRECTION_OUT);
mxc_gpio_set(IOMUX_TO_GPIO(MX51_PIN_CSPI1_SS1), 1);
/* 000: Select mux mode: ALT0 mux port: SS2 of instance: ecspi1. */
mxc_request_iomux(MX51_PIN_CSPI1_RDY, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_CSPI1_RDY,
PAD_CTL_HYS_ENABLE | PAD_CTL_PKE_ENABLE);
/* 000: Select mux mode: ALT0 mux port: SCLK of instance: ecspi1. */
mxc_request_iomux(MX51_PIN_CSPI1_SCLK, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_CSPI1_SCLK,
PAD_CTL_HYS_ENABLE | PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
}
#else
static inline void setup_iomux_spi(void) { }
#endif
/*
* PMIC configuration
*/
#ifdef CONFIG_MXC_SPI
static void power_init(void)
{
unsigned int val;
struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)MXC_CCM_BASE;
/* Write needed to Power Gate 2 register */
val = pmic_reg_read(REG_POWER_MISC);
val &= ~PWGT2SPIEN;
pmic_reg_write(REG_POWER_MISC, val);
/* Externally powered */
val = pmic_reg_read(REG_CHARGE);
val |= ICHRG0 | ICHRG1 | ICHRG2 | ICHRG3 | CHGAUTOB;
pmic_reg_write(REG_CHARGE, val);
/* power up the system first */
pmic_reg_write(REG_POWER_MISC, PWUP);
/* Set core voltage to 1.1V */
val = pmic_reg_read(REG_SW_0);
val = (val & ~SWx_VOLT_MASK) | SWx_1_100V;
pmic_reg_write(REG_SW_0, val);
/* Setup VCC (SW2) to 1.25 */
val = pmic_reg_read(REG_SW_1);
val = (val & ~SWx_VOLT_MASK) | SWx_1_250V;
pmic_reg_write(REG_SW_1, val);
/* Setup 1V2_DIG1 (SW3) to 1.25 */
val = pmic_reg_read(REG_SW_2);
val = (val & ~SWx_VOLT_MASK) | SWx_1_250V;
pmic_reg_write(REG_SW_2, val);
udelay(50);
/* Raise the core frequency to 800MHz */
writel(0x0, &mxc_ccm->cacrr);
/* Set switchers in Auto in NORMAL mode & STANDBY mode */
/* Setup the switcher mode for SW1 & SW2*/
val = pmic_reg_read(REG_SW_4);
val = (val & ~((SWMODE_MASK << SWMODE1_SHIFT) |
(SWMODE_MASK << SWMODE2_SHIFT)));
val |= (SWMODE_AUTO_AUTO << SWMODE1_SHIFT) |
(SWMODE_AUTO_AUTO << SWMODE2_SHIFT);
pmic_reg_write(REG_SW_4, val);
/* Setup the switcher mode for SW3 & SW4 */
val = pmic_reg_read(REG_SW_5);
val = (val & ~((SWMODE_MASK << SWMODE3_SHIFT) |
(SWMODE_MASK << SWMODE4_SHIFT)));
val |= (SWMODE_AUTO_AUTO << SWMODE3_SHIFT) |
(SWMODE_AUTO_AUTO << SWMODE4_SHIFT);
pmic_reg_write(REG_SW_5, val);
/* Set VDIG to 1.65V, VGEN3 to 1.8V, VCAM to 2.6V */
val = pmic_reg_read(REG_SETTING_0);
val &= ~(VCAM_MASK | VGEN3_MASK | VDIG_MASK);
val |= VDIG_1_65 | VGEN3_1_8 | VCAM_2_6;
pmic_reg_write(REG_SETTING_0, val);
/* Set VVIDEO to 2.775V, VAUDIO to 3V, VSD to 3.15V */
val = pmic_reg_read(REG_SETTING_1);
val &= ~(VVIDEO_MASK | VSD_MASK | VAUDIO_MASK);
val |= VSD_3_15 | VAUDIO_3_0 | VVIDEO_2_775;
pmic_reg_write(REG_SETTING_1, val);
/* Configure VGEN3 and VCAM regulators to use external PNP */
val = VGEN3CONFIG | VCAMCONFIG;
pmic_reg_write(REG_MODE_1, val);
udelay(200);
/* Enable VGEN3, VCAM, VAUDIO, VVIDEO, VSD regulators */
val = VGEN3EN | VGEN3CONFIG | VCAMEN | VCAMCONFIG |
VVIDEOEN | VAUDIOEN | VSDEN;
pmic_reg_write(REG_MODE_1, val);
val = pmic_reg_read(REG_POWER_CTL2);
val |= WDIRESET;
pmic_reg_write(REG_POWER_CTL2, val);
udelay(2500);
}
#else
static inline void power_init(void) { }
#endif
/*
* MMC configuration
*/
#ifdef CONFIG_FSL_ESDHC
struct fsl_esdhc_cfg esdhc_cfg[2] = {
{MMC_SDHC1_BASE_ADDR, 1},
{MMC_SDHC2_BASE_ADDR, 1},
};
int board_mmc_getcd(u8 *absent, struct mmc *mmc)
{
struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
if (cfg->esdhc_base == MMC_SDHC1_BASE_ADDR)
*absent = mxc_gpio_get(IOMUX_TO_GPIO(MX51_PIN_GPIO1_0));
else
*absent = mxc_gpio_get(IOMUX_TO_GPIO(MX51_PIN_GPIO1_8));
return 0;
}
int board_mmc_init(bd_t *bis)
{
int ret;
/* SDHC1 is used on all revisions, setup control pins first */
mxc_request_iomux(MX51_PIN_GPIO1_0,
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
mxc_iomux_set_pad(MX51_PIN_GPIO1_0,
PAD_CTL_DRV_HIGH | PAD_CTL_HYS_ENABLE |
PAD_CTL_PUE_KEEPER | PAD_CTL_100K_PU |
PAD_CTL_ODE_OPENDRAIN_NONE |
PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_GPIO1_1,
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
mxc_iomux_set_pad(MX51_PIN_GPIO1_1,
PAD_CTL_DRV_HIGH | PAD_CTL_HYS_ENABLE |
PAD_CTL_100K_PU | PAD_CTL_ODE_OPENDRAIN_NONE |
PAD_CTL_SRE_FAST);
mxc_gpio_direction(IOMUX_TO_GPIO(MX51_PIN_GPIO1_0),
MXC_GPIO_DIRECTION_IN);
mxc_gpio_direction(IOMUX_TO_GPIO(MX51_PIN_GPIO1_1),
MXC_GPIO_DIRECTION_IN);
/* Internal SDHC1 IOMUX + SDHC2 IOMUX on old boards */
if (get_efika_rev() < EFIKAMX_BOARD_REV_12) {
/* SDHC1 IOMUX */
mxc_request_iomux(MX51_PIN_SD1_CMD,
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
mxc_iomux_set_pad(MX51_PIN_SD1_CMD,
PAD_CTL_PUE_KEEPER | PAD_CTL_PKE_ENABLE |
PAD_CTL_DRV_HIGH | PAD_CTL_47K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD1_CLK,
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
mxc_iomux_set_pad(MX51_PIN_SD1_CLK,
PAD_CTL_PUE_KEEPER | PAD_CTL_PKE_ENABLE |
PAD_CTL_DRV_HIGH | PAD_CTL_47K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD1_DATA0, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_SD1_DATA0,
PAD_CTL_PUE_KEEPER | PAD_CTL_PKE_ENABLE |
PAD_CTL_DRV_HIGH | PAD_CTL_47K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD1_DATA1, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_SD1_DATA1,
PAD_CTL_PUE_KEEPER | PAD_CTL_PKE_ENABLE |
PAD_CTL_DRV_HIGH | PAD_CTL_47K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD1_DATA2, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_SD1_DATA2,
PAD_CTL_PUE_KEEPER | PAD_CTL_PKE_ENABLE |
PAD_CTL_DRV_HIGH | PAD_CTL_47K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD1_DATA3, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_SD1_DATA3,
PAD_CTL_PUE_KEEPER | PAD_CTL_PKE_ENABLE |
PAD_CTL_DRV_HIGH | PAD_CTL_47K_PU | PAD_CTL_SRE_FAST);
/* SDHC2 IOMUX */
mxc_request_iomux(MX51_PIN_SD2_CMD,
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
mxc_iomux_set_pad(MX51_PIN_SD2_CMD,
PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD2_CLK,
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
mxc_iomux_set_pad(MX51_PIN_SD2_CLK,
PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD2_DATA0, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_SD2_DATA0,
PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD2_DATA1, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_SD2_DATA1,
PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD2_DATA2, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_SD2_DATA2,
PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD2_DATA3, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_SD2_DATA3,
PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST);
/* SDHC2 Control lines IOMUX */
mxc_request_iomux(MX51_PIN_GPIO1_7,
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
mxc_iomux_set_pad(MX51_PIN_GPIO1_7,
PAD_CTL_DRV_HIGH | PAD_CTL_HYS_ENABLE |
PAD_CTL_PUE_KEEPER | PAD_CTL_100K_PU |
PAD_CTL_ODE_OPENDRAIN_NONE |
PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_GPIO1_8,
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
mxc_iomux_set_pad(MX51_PIN_GPIO1_8,
PAD_CTL_DRV_HIGH | PAD_CTL_HYS_ENABLE |
PAD_CTL_100K_PU | PAD_CTL_ODE_OPENDRAIN_NONE |
PAD_CTL_SRE_FAST);
mxc_gpio_direction(IOMUX_TO_GPIO(MX51_PIN_GPIO1_8),
MXC_GPIO_DIRECTION_IN);
mxc_gpio_direction(IOMUX_TO_GPIO(MX51_PIN_GPIO1_7),
MXC_GPIO_DIRECTION_IN);
ret = fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
if (!ret)
ret = fsl_esdhc_initialize(bis, &esdhc_cfg[1]);
} else { /* New boards use only SDHC1 */
/* SDHC1 IOMUX */
mxc_request_iomux(MX51_PIN_SD1_CMD,
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
mxc_iomux_set_pad(MX51_PIN_SD1_CMD,
PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD1_CLK,
IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION);
mxc_iomux_set_pad(MX51_PIN_SD1_CLK,
PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD1_DATA0, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_SD1_DATA0,
PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD1_DATA1, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_SD1_DATA1,
PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD1_DATA2, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_SD1_DATA2,
PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST);
mxc_request_iomux(MX51_PIN_SD1_DATA3, IOMUX_CONFIG_ALT0);
mxc_iomux_set_pad(MX51_PIN_SD1_DATA3,
PAD_CTL_DRV_MAX | PAD_CTL_22K_PU | PAD_CTL_SRE_FAST);
ret = fsl_esdhc_initialize(bis, &esdhc_cfg[0]);
}
return ret;
}
#endif
/*
* ATA
*/
#ifdef CONFIG_MX51_PATA
#define ATA_PAD_CONFIG (PAD_CTL_DRV_HIGH | PAD_CTL_DRV_VOT_HIGH)
void setup_iomux_ata(void)
{
mxc_request_iomux(MX51_PIN_NANDF_ALE, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_ALE, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_CS2, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_CS2, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_CS3, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_CS3, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_CS4, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_CS4, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_CS5, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_CS5, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_CS6, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_CS6, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_RE_B, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_RE_B, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_WE_B, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_WE_B, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_CLE, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_CLE, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_RB0, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_RB0, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_WP_B, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_WP_B, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_GPIO_NAND, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_GPIO_NAND, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_RB1, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_RB1, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D0, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D0, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D1, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D1, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D2, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D2, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D3, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D3, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D4, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D4, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D5, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D5, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D6, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D6, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D7, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D7, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D8, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D8, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D9, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D9, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D10, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D10, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D11, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D11, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D12, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D12, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D13, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D13, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D14, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D14, ATA_PAD_CONFIG);
mxc_request_iomux(MX51_PIN_NANDF_D15, IOMUX_CONFIG_ALT1);
mxc_iomux_set_pad(MX51_PIN_NANDF_D15, ATA_PAD_CONFIG);
}
#else
static inline void setup_iomux_ata(void) { }
#endif
/*
* LED configuration
*/
void setup_iomux_led(void)
{
/* Blue LED */
mxc_request_iomux(MX51_PIN_CSI1_D9, IOMUX_CONFIG_ALT3);
mxc_gpio_direction(IOMUX_TO_GPIO(MX51_PIN_CSI1_D9),
MXC_GPIO_DIRECTION_OUT);
/* Green LED */
mxc_request_iomux(MX51_PIN_CSI1_VSYNC, IOMUX_CONFIG_ALT3);
mxc_gpio_direction(IOMUX_TO_GPIO(MX51_PIN_CSI1_VSYNC),
MXC_GPIO_DIRECTION_OUT);
/* Red LED */
mxc_request_iomux(MX51_PIN_CSI1_HSYNC, IOMUX_CONFIG_ALT3);
mxc_gpio_direction(IOMUX_TO_GPIO(MX51_PIN_CSI1_HSYNC),
MXC_GPIO_DIRECTION_OUT);
}
void efikamx_toggle_led(uint32_t mask)
{
mxc_gpio_set(IOMUX_TO_GPIO(MX51_PIN_CSI1_D9),
mask & EFIKAMX_LED_BLUE);
mxc_gpio_set(IOMUX_TO_GPIO(MX51_PIN_CSI1_VSYNC),
mask & EFIKAMX_LED_GREEN);
mxc_gpio_set(IOMUX_TO_GPIO(MX51_PIN_CSI1_HSYNC),
mask & EFIKAMX_LED_RED);
}
/*
* Board initialization
*/
static void init_drive_strength(void)
{
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_PKEDDR, PAD_CTL_DDR_INPUT_CMOS);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_PKEADDR, PAD_CTL_PKE_ENABLE);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDRAPKS, PAD_CTL_PUE_KEEPER);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDRAPUS, PAD_CTL_100K_PU);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_A1, PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_A0, PAD_CTL_DRV_HIGH);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_A1, PAD_CTL_DRV_HIGH);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_RAS,
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_CAS,
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_PKEDDR, PAD_CTL_PKE_ENABLE);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDRPKS, PAD_CTL_PUE_KEEPER);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_HYSDDR0, PAD_CTL_HYS_NONE);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_HYSDDR1, PAD_CTL_HYS_NONE);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_HYSDDR2, PAD_CTL_HYS_NONE);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_HYSDDR3, PAD_CTL_HYS_NONE);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_B0, PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_B1, PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_B2, PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDR_SR_B4, PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DDRPUS, PAD_CTL_100K_PU);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_INMODE1, PAD_CTL_DDR_INPUT_CMOS);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DRAM_B0, PAD_CTL_DRV_MEDIUM);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DRAM_B1, PAD_CTL_DRV_MEDIUM);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DRAM_B2, PAD_CTL_DRV_MEDIUM);
mxc_iomux_set_pad(MX51_PIN_CTL_GRP_DRAM_B4, PAD_CTL_DRV_MEDIUM);
/* Setting pad options */
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDWE,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDCKE0,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDCKE1,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDCLK,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDQS0,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDQS1,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDQS2,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_SDQS3,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_CS0,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_CS1,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_DQM0,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_DQM1,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_DQM2,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
mxc_iomux_set_pad(MX51_PIN_CTL_DRAM_DQM3,
PAD_CTL_PKE_ENABLE | PAD_CTL_PUE_KEEPER |
PAD_CTL_DRV_HIGH | PAD_CTL_SRE_FAST);
}
int board_early_init_f(void)
{
init_drive_strength();
setup_iomux_uart();
setup_iomux_spi();
setup_iomux_led();
return 0;
}
int board_init(void)
{
gd->bd->bi_arch_number = MACH_TYPE_MX51_EFIKAMX;
gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
return 0;
}
int board_late_init(void)
{
setup_iomux_spi();
power_init();
setup_iomux_led();
setup_iomux_ata();
efikamx_toggle_led(EFIKAMX_LED_BLUE);
return 0;
}
int checkboard(void)
{
puts("Board: Efika MX\n");
return 0;
}
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