| /* |
| * 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 <asm/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 <pmic.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 |
| |
| #define EFIKASB_BOARD_REV_13 0x1 |
| #define EFIKASB_BOARD_REV_20 0x2 |
| |
| /* |
| * Board identification |
| */ |
| u32 get_efikamx_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); |
| /* set to 1 in order to get correct value on board rev1.1 */ |
| gpio_direction_output(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); |
| gpio_direction_input(IOMUX_TO_GPIO(MX51_PIN_NANDF_CS0)); |
| rev |= (!!gpio_get_value(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); |
| gpio_direction_input(IOMUX_TO_GPIO(MX51_PIN_NANDF_CS1)); |
| rev |= (!!gpio_get_value(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); |
| gpio_direction_input(IOMUX_TO_GPIO(MX51_PIN_NANDF_RB3)); |
| rev |= (!!gpio_get_value(IOMUX_TO_GPIO(MX51_PIN_NANDF_RB3))) << 2; |
| |
| return (~rev & 0x7) + 1; |
| } |
| |
| inline u32 get_efikasb_rev(void) |
| { |
| u32 rev = 0; |
| |
| mxc_request_iomux(MX51_PIN_EIM_CS3, IOMUX_CONFIG_GPIO); |
| mxc_iomux_set_pad(MX51_PIN_EIM_CS3, PAD_CTL_100K_PU); |
| gpio_direction_input(IOMUX_TO_GPIO(MX51_PIN_EIM_CS3)); |
| rev |= (!!gpio_get_value(IOMUX_TO_GPIO(MX51_PIN_EIM_CS3))) << 0; |
| |
| mxc_request_iomux(MX51_PIN_EIM_CS4, IOMUX_CONFIG_GPIO); |
| mxc_iomux_set_pad(MX51_PIN_EIM_CS4, PAD_CTL_100K_PU); |
| gpio_direction_input(IOMUX_TO_GPIO(MX51_PIN_EIM_CS4)); |
| rev |= (!!gpio_get_value(IOMUX_TO_GPIO(MX51_PIN_EIM_CS4))) << 1; |
| |
| return rev; |
| } |
| |
| inline uint32_t get_efika_rev(void) |
| { |
| if (machine_is_efikamx()) |
| return get_efikamx_rev(); |
| else |
| return get_efikasb_rev(); |
| } |
| |
| 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((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); |
| gpio_direction_output(IOMUX_TO_GPIO(MX51_PIN_CSPI1_SS0), 0); |
| |
| /* Configure SS1 as a GPIO */ |
| mxc_request_iomux(MX51_PIN_CSPI1_SS1, IOMUX_CONFIG_GPIO); |
| gpio_direction_output(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; |
| struct pmic *p; |
| |
| pmic_init(); |
| p = get_pmic(); |
| |
| /* Write needed to Power Gate 2 register */ |
| pmic_reg_read(p, REG_POWER_MISC, &val); |
| val &= ~PWGT2SPIEN; |
| pmic_reg_write(p, REG_POWER_MISC, val); |
| |
| /* Externally powered */ |
| pmic_reg_read(p, REG_CHARGE, &val); |
| val |= ICHRG0 | ICHRG1 | ICHRG2 | ICHRG3 | CHGAUTOB; |
| pmic_reg_write(p, REG_CHARGE, val); |
| |
| /* power up the system first */ |
| pmic_reg_write(p, REG_POWER_MISC, PWUP); |
| |
| /* Set core voltage to 1.1V */ |
| pmic_reg_read(p, REG_SW_0, &val); |
| val = (val & ~SWx_VOLT_MASK) | SWx_1_200V; |
| pmic_reg_write(p, REG_SW_0, val); |
| |
| /* Setup VCC (SW2) to 1.25 */ |
| pmic_reg_read(p, REG_SW_1, &val); |
| val = (val & ~SWx_VOLT_MASK) | SWx_1_250V; |
| pmic_reg_write(p, REG_SW_1, val); |
| |
| /* Setup 1V2_DIG1 (SW3) to 1.25 */ |
| pmic_reg_read(p, REG_SW_2, &val); |
| val = (val & ~SWx_VOLT_MASK) | SWx_1_250V; |
| pmic_reg_write(p, 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*/ |
| pmic_reg_read(p, REG_SW_4, &val); |
| val = (val & ~((SWMODE_MASK << SWMODE1_SHIFT) | |
| (SWMODE_MASK << SWMODE2_SHIFT))); |
| val |= (SWMODE_AUTO_AUTO << SWMODE1_SHIFT) | |
| (SWMODE_AUTO_AUTO << SWMODE2_SHIFT); |
| pmic_reg_write(p, REG_SW_4, val); |
| |
| /* Setup the switcher mode for SW3 & SW4 */ |
| pmic_reg_read(p, REG_SW_5, &val); |
| val = (val & ~((SWMODE_MASK << SWMODE3_SHIFT) | |
| (SWMODE_MASK << SWMODE4_SHIFT))); |
| val |= (SWMODE_AUTO_AUTO << SWMODE3_SHIFT) | |
| (SWMODE_AUTO_AUTO << SWMODE4_SHIFT); |
| pmic_reg_write(p, REG_SW_5, val); |
| |
| /* Set VDIG to 1.8V, VGEN3 to 1.8V, VCAM to 2.6V */ |
| pmic_reg_read(p, REG_SETTING_0, &val); |
| val &= ~(VCAM_MASK | VGEN3_MASK | VDIG_MASK); |
| val |= VDIG_1_8 | VGEN3_1_8 | VCAM_2_6; |
| pmic_reg_write(p, REG_SETTING_0, val); |
| |
| /* Set VVIDEO to 2.775V, VAUDIO to 3V, VSD to 3.15V */ |
| pmic_reg_read(p, REG_SETTING_1, &val); |
| val &= ~(VVIDEO_MASK | VSD_MASK | VAUDIO_MASK); |
| val |= VSD_3_15 | VAUDIO_3_0 | VVIDEO_2_775 | VGEN1_1_2 | VGEN2_3_15; |
| pmic_reg_write(p, REG_SETTING_1, val); |
| |
| /* Enable VGEN1, VGEN2, VDIG, VPLL */ |
| pmic_reg_read(p, REG_MODE_0, &val); |
| val |= VGEN1EN | VDIGEN | VGEN2EN | VPLLEN; |
| pmic_reg_write(p, REG_MODE_0, val); |
| |
| /* Configure VGEN3 and VCAM regulators to use external PNP */ |
| val = VGEN3CONFIG | VCAMCONFIG; |
| pmic_reg_write(p, REG_MODE_1, val); |
| udelay(200); |
| |
| /* Enable VGEN3, VCAM, VAUDIO, VVIDEO, VSD regulators */ |
| val = VGEN3EN | VGEN3CONFIG | VCAMEN | VCAMCONFIG | |
| VVIDEOEN | VAUDIOEN | VSDEN; |
| pmic_reg_write(p, REG_MODE_1, val); |
| |
| pmic_reg_read(p, REG_POWER_CTL2, &val); |
| val |= WDIRESET; |
| pmic_reg_write(p, 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}, |
| }; |
| |
| static inline uint32_t efika_mmc_cd(void) |
| { |
| if (machine_is_efikamx()) |
| return MX51_PIN_GPIO1_0; |
| else |
| return MX51_PIN_EIM_CS2; |
| } |
| |
| int board_mmc_getcd(u8 *absent, struct mmc *mmc) |
| { |
| struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; |
| uint32_t cd = efika_mmc_cd(); |
| |
| if (cfg->esdhc_base == MMC_SDHC1_BASE_ADDR) |
| *absent = gpio_get_value(IOMUX_TO_GPIO(cd)); |
| else |
| *absent = gpio_get_value(IOMUX_TO_GPIO(MX51_PIN_GPIO1_8)); |
| |
| return 0; |
| } |
| |
| int board_mmc_init(bd_t *bis) |
| { |
| int ret; |
| uint32_t cd = efika_mmc_cd(); |
| |
| /* SDHC1 is used on all revisions, setup control pins first */ |
| mxc_request_iomux(cd, |
| IOMUX_CONFIG_ALT0 | IOMUX_CONFIG_SION); |
| mxc_iomux_set_pad(cd, |
| 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); |
| |
| gpio_direction_input(IOMUX_TO_GPIO(cd)); |
| gpio_direction_input(IOMUX_TO_GPIO(MX51_PIN_GPIO1_1)); |
| |
| /* Internal SDHC1 IOMUX + SDHC2 IOMUX on old boards */ |
| if (machine_is_efikasb() || (machine_is_efikamx() && |
| (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); |
| |
| gpio_direction_input(IOMUX_TO_GPIO(MX51_PIN_GPIO1_8)); |
| gpio_direction_input(IOMUX_TO_GPIO(MX51_PIN_GPIO1_7)); |
| |
| 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 |
| |
| /* |
| * EHCI USB |
| */ |
| #ifdef CONFIG_CMD_USB |
| extern void setup_iomux_usb(void); |
| #else |
| static inline void setup_iomux_usb(void) { } |
| #endif |
| |
| /* |
| * LED configuration |
| */ |
| void setup_iomux_led(void) |
| { |
| if (machine_is_efikamx()) { |
| /* Blue LED */ |
| mxc_request_iomux(MX51_PIN_CSI1_D9, IOMUX_CONFIG_ALT3); |
| gpio_direction_output(IOMUX_TO_GPIO(MX51_PIN_CSI1_D9), 0); |
| |
| /* Green LED */ |
| mxc_request_iomux(MX51_PIN_CSI1_VSYNC, IOMUX_CONFIG_ALT3); |
| gpio_direction_output(IOMUX_TO_GPIO(MX51_PIN_CSI1_VSYNC), 0); |
| |
| /* Red LED */ |
| mxc_request_iomux(MX51_PIN_CSI1_HSYNC, IOMUX_CONFIG_ALT3); |
| gpio_direction_output(IOMUX_TO_GPIO(MX51_PIN_CSI1_HSYNC), 0); |
| } else { |
| /* CAPS-LOCK LED */ |
| mxc_request_iomux(MX51_PIN_EIM_CS0, IOMUX_CONFIG_GPIO); |
| gpio_direction_output(IOMUX_TO_GPIO(MX51_PIN_EIM_CS0), 0); |
| |
| /* ALARM-LED LED */ |
| mxc_request_iomux(MX51_PIN_GPIO1_3, IOMUX_CONFIG_GPIO); |
| gpio_direction_output(IOMUX_TO_GPIO(MX51_PIN_GPIO1_3), 0); |
| } |
| } |
| |
| void efikamx_toggle_led(uint32_t mask) |
| { |
| if (machine_is_efikamx()) { |
| gpio_set_value(IOMUX_TO_GPIO(MX51_PIN_CSI1_D9), |
| mask & EFIKAMX_LED_BLUE); |
| gpio_set_value(IOMUX_TO_GPIO(MX51_PIN_CSI1_VSYNC), |
| mask & EFIKAMX_LED_GREEN); |
| gpio_set_value(IOMUX_TO_GPIO(MX51_PIN_CSI1_HSYNC), |
| mask & EFIKAMX_LED_RED); |
| } else { |
| gpio_set_value(IOMUX_TO_GPIO(MX51_PIN_EIM_CS0), |
| mask & EFIKAMX_LED_BLUE); |
| gpio_set_value(IOMUX_TO_GPIO(MX51_PIN_GPIO1_3), |
| !(mask & EFIKAMX_LED_GREEN)); |
| } |
| } |
| |
| /* |
| * 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_boot_params = PHYS_SDRAM_1 + 0x100; |
| |
| return 0; |
| } |
| |
| int board_late_init(void) |
| { |
| setup_iomux_spi(); |
| |
| power_init(); |
| |
| setup_iomux_led(); |
| setup_iomux_ata(); |
| setup_iomux_usb(); |
| |
| if (machine_is_efikasb()) |
| setenv("preboot", "usb reset ; setenv stdin usbkbd\0"); |
| |
| setup_iomux_led(); |
| |
| efikamx_toggle_led(EFIKAMX_LED_BLUE); |
| |
| return 0; |
| } |
| |
| int checkboard(void) |
| { |
| u32 rev = get_efika_rev(); |
| |
| if (machine_is_efikamx()) { |
| printf("Board: Efika MX, rev1.%i\n", rev & 0xf); |
| return 0; |
| } else { |
| switch (rev) { |
| case EFIKASB_BOARD_REV_13: |
| printf("Board: Efika SB rev1.3\n"); |
| break; |
| case EFIKASB_BOARD_REV_20: |
| printf("Board: Efika SB rev2.0\n"); |
| break; |
| default: |
| printf("Board: Efika SB, rev Unknown\n"); |
| break; |
| } |
| } |
| |
| return 0; |
| } |