diff options
Diffstat (limited to 'board/compulab/cm_t35/cm_t35.c')
| -rw-r--r-- | board/compulab/cm_t35/cm_t35.c | 617 |
1 files changed, 617 insertions, 0 deletions
diff --git a/board/compulab/cm_t35/cm_t35.c b/board/compulab/cm_t35/cm_t35.c new file mode 100644 index 000000000..b0b80e5bc --- /dev/null +++ b/board/compulab/cm_t35/cm_t35.c @@ -0,0 +1,617 @@ +/* + * (C) Copyright 2011 - 2013 CompuLab, Ltd. <www.compulab.co.il> + * + * Authors: Mike Rapoport <mike@compulab.co.il> + * Igor Grinberg <grinberg@compulab.co.il> + * + * Derived from omap3evm and Beagle Board by + * Manikandan Pillai <mani.pillai@ti.com> + * Richard Woodruff <r-woodruff2@ti.com> + * Syed Mohammed Khasim <x0khasim@ti.com> + * + * 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. + */ + +#include <common.h> +#include <status_led.h> +#include <netdev.h> +#include <net.h> +#include <i2c.h> +#include <usb.h> +#include <mmc.h> +#include <nand.h> +#include <twl4030.h> +#include <bmp_layout.h> +#include <linux/compiler.h> + +#include <asm/io.h> +#include <asm/arch/mem.h> +#include <asm/arch/mux.h> +#include <asm/arch/mmc_host_def.h> +#include <asm/arch/sys_proto.h> +#include <asm/mach-types.h> +#include <asm/ehci-omap.h> +#include <asm/gpio.h> + +#include "eeprom.h" + +DECLARE_GLOBAL_DATA_PTR; + +const omap3_sysinfo sysinfo = { + DDR_DISCRETE, + "CM-T3x board", + "NAND", +}; + +static u32 gpmc_net_config[GPMC_MAX_REG] = { + NET_GPMC_CONFIG1, + NET_GPMC_CONFIG2, + NET_GPMC_CONFIG3, + NET_GPMC_CONFIG4, + NET_GPMC_CONFIG5, + NET_GPMC_CONFIG6, + 0 +}; + +static u32 gpmc_nand_config[GPMC_MAX_REG] = { + SMNAND_GPMC_CONFIG1, + SMNAND_GPMC_CONFIG2, + SMNAND_GPMC_CONFIG3, + SMNAND_GPMC_CONFIG4, + SMNAND_GPMC_CONFIG5, + SMNAND_GPMC_CONFIG6, + 0, +}; + +#ifdef CONFIG_LCD +#ifdef CONFIG_CMD_NAND +static int splash_load_from_nand(u32 bmp_load_addr) +{ + struct bmp_header *bmp_hdr; + int res, splash_screen_nand_offset = 0x100000; + size_t bmp_size, bmp_header_size = sizeof(struct bmp_header); + + if (bmp_load_addr + bmp_header_size >= gd->start_addr_sp) + goto splash_address_too_high; + + res = nand_read_skip_bad(&nand_info[nand_curr_device], + splash_screen_nand_offset, &bmp_header_size, + NULL, nand_info[nand_curr_device].size, + (u_char *)bmp_load_addr); + if (res < 0) + return res; + + bmp_hdr = (struct bmp_header *)bmp_load_addr; + bmp_size = le32_to_cpu(bmp_hdr->file_size); + + if (bmp_load_addr + bmp_size >= gd->start_addr_sp) + goto splash_address_too_high; + + return nand_read_skip_bad(&nand_info[nand_curr_device], + splash_screen_nand_offset, &bmp_size, + NULL, nand_info[nand_curr_device].size, + (u_char *)bmp_load_addr); + +splash_address_too_high: + printf("Error: splashimage address too high. Data overwrites U-Boot " + "and/or placed beyond DRAM boundaries.\n"); + + return -1; +} +#else +static inline int splash_load_from_nand(void) +{ + return -1; +} +#endif /* CONFIG_CMD_NAND */ + +int board_splash_screen_prepare(void) +{ + char *env_splashimage_value; + u32 bmp_load_addr; + + env_splashimage_value = getenv("splashimage"); + if (env_splashimage_value == NULL) + return -1; + + bmp_load_addr = simple_strtoul(env_splashimage_value, 0, 16); + if (bmp_load_addr == 0) { + printf("Error: bad splashimage address specified\n"); + return -1; + } + + return splash_load_from_nand(bmp_load_addr); +} +#endif /* CONFIG_LCD */ + +/* + * Routine: board_init + * Description: hardware init. + */ +int board_init(void) +{ + gpmc_init(); /* in SRAM or SDRAM, finish GPMC */ + + enable_gpmc_cs_config(gpmc_nand_config, &gpmc_cfg->cs[0], + CONFIG_SYS_NAND_BASE, GPMC_SIZE_16M); + + /* board id for Linux */ + if (get_cpu_family() == CPU_OMAP34XX) + gd->bd->bi_arch_number = MACH_TYPE_CM_T35; + else + gd->bd->bi_arch_number = MACH_TYPE_CM_T3730; + + /* boot param addr */ + gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100); + +#if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT) + status_led_set(STATUS_LED_BOOT, STATUS_LED_ON); +#endif + + return 0; +} + +static u32 cm_t3x_rev; + +/* + * Routine: get_board_rev + * Description: read system revision + */ +u32 get_board_rev(void) +{ + if (!cm_t3x_rev) + cm_t3x_rev = cm_t3x_eeprom_get_board_rev(); + + return cm_t3x_rev; +}; + +/* + * Routine: misc_init_r + * Description: display die ID + */ +int misc_init_r(void) +{ + u32 board_rev = get_board_rev(); + u32 rev_major = board_rev / 100; + u32 rev_minor = board_rev - (rev_major * 100); + + if ((rev_minor / 10) * 10 == rev_minor) + rev_minor = rev_minor / 10; + + printf("PCB: %u.%u\n", rev_major, rev_minor); + dieid_num_r(); + + return 0; +} + +/* + * Routine: set_muxconf_regs + * Description: Setting up the configuration Mux registers specific to the + * hardware. Many pins need to be moved from protect to primary + * mode. + */ +static void cm_t3x_set_common_muxconf(void) +{ + /* SDRC */ + MUX_VAL(CP(SDRC_D0), (IEN | PTD | DIS | M0)); /*SDRC_D0*/ + MUX_VAL(CP(SDRC_D1), (IEN | PTD | DIS | M0)); /*SDRC_D1*/ + MUX_VAL(CP(SDRC_D2), (IEN | PTD | DIS | M0)); /*SDRC_D2*/ + MUX_VAL(CP(SDRC_D3), (IEN | PTD | DIS | M0)); /*SDRC_D3*/ + MUX_VAL(CP(SDRC_D4), (IEN | PTD | DIS | M0)); /*SDRC_D4*/ + MUX_VAL(CP(SDRC_D5), (IEN | PTD | DIS | M0)); /*SDRC_D5*/ + MUX_VAL(CP(SDRC_D6), (IEN | PTD | DIS | M0)); /*SDRC_D6*/ + MUX_VAL(CP(SDRC_D7), (IEN | PTD | DIS | M0)); /*SDRC_D7*/ + MUX_VAL(CP(SDRC_D8), (IEN | PTD | DIS | M0)); /*SDRC_D8*/ + MUX_VAL(CP(SDRC_D9), (IEN | PTD | DIS | M0)); /*SDRC_D9*/ + MUX_VAL(CP(SDRC_D10), (IEN | PTD | DIS | M0)); /*SDRC_D10*/ + MUX_VAL(CP(SDRC_D11), (IEN | PTD | DIS | M0)); /*SDRC_D11*/ + MUX_VAL(CP(SDRC_D12), (IEN | PTD | DIS | M0)); /*SDRC_D12*/ + MUX_VAL(CP(SDRC_D13), (IEN | PTD | DIS | M0)); /*SDRC_D13*/ + MUX_VAL(CP(SDRC_D14), (IEN | PTD | DIS | M0)); /*SDRC_D14*/ + MUX_VAL(CP(SDRC_D15), (IEN | PTD | DIS | M0)); /*SDRC_D15*/ + MUX_VAL(CP(SDRC_D16), (IEN | PTD | DIS | M0)); /*SDRC_D16*/ + MUX_VAL(CP(SDRC_D17), (IEN | PTD | DIS | M0)); /*SDRC_D17*/ + MUX_VAL(CP(SDRC_D18), (IEN | PTD | DIS | M0)); /*SDRC_D18*/ + MUX_VAL(CP(SDRC_D19), (IEN | PTD | DIS | M0)); /*SDRC_D19*/ + MUX_VAL(CP(SDRC_D20), (IEN | PTD | DIS | M0)); /*SDRC_D20*/ + MUX_VAL(CP(SDRC_D21), (IEN | PTD | DIS | M0)); /*SDRC_D21*/ + MUX_VAL(CP(SDRC_D22), (IEN | PTD | DIS | M0)); /*SDRC_D22*/ + MUX_VAL(CP(SDRC_D23), (IEN | PTD | DIS | M0)); /*SDRC_D23*/ + MUX_VAL(CP(SDRC_D24), (IEN | PTD | DIS | M0)); /*SDRC_D24*/ + MUX_VAL(CP(SDRC_D25), (IEN | PTD | DIS | M0)); /*SDRC_D25*/ + MUX_VAL(CP(SDRC_D26), (IEN | PTD | DIS | M0)); /*SDRC_D26*/ + MUX_VAL(CP(SDRC_D27), (IEN | PTD | DIS | M0)); /*SDRC_D27*/ + MUX_VAL(CP(SDRC_D28), (IEN | PTD | DIS | M0)); /*SDRC_D28*/ + MUX_VAL(CP(SDRC_D29), (IEN | PTD | DIS | M0)); /*SDRC_D29*/ + MUX_VAL(CP(SDRC_D30), (IEN | PTD | DIS | M0)); /*SDRC_D30*/ + MUX_VAL(CP(SDRC_D31), (IEN | PTD | DIS | M0)); /*SDRC_D31*/ + MUX_VAL(CP(SDRC_CLK), (IEN | PTD | DIS | M0)); /*SDRC_CLK*/ + MUX_VAL(CP(SDRC_DQS0), (IEN | PTD | DIS | M0)); /*SDRC_DQS0*/ + MUX_VAL(CP(SDRC_DQS1), (IEN | PTD | DIS | M0)); /*SDRC_DQS1*/ + MUX_VAL(CP(SDRC_DQS2), (IEN | PTD | DIS | M0)); /*SDRC_DQS2*/ + MUX_VAL(CP(SDRC_DQS3), (IEN | PTD | DIS | M0)); /*SDRC_DQS3*/ + MUX_VAL(CP(SDRC_CKE0), (IDIS | PTU | EN | M0)); /*SDRC_CKE0*/ + MUX_VAL(CP(SDRC_CKE1), (IDIS | PTD | DIS | M7)); /*SDRC_CKE1*/ + + /* GPMC */ + MUX_VAL(CP(GPMC_A1), (IDIS | PTU | EN | M0)); /*GPMC_A1*/ + MUX_VAL(CP(GPMC_A2), (IDIS | PTU | EN | M0)); /*GPMC_A2*/ + MUX_VAL(CP(GPMC_A3), (IDIS | PTU | EN | M0)); /*GPMC_A3*/ + MUX_VAL(CP(GPMC_A4), (IDIS | PTU | EN | M0)); /*GPMC_A4*/ + MUX_VAL(CP(GPMC_A5), (IDIS | PTU | EN | M0)); /*GPMC_A5*/ + MUX_VAL(CP(GPMC_A6), (IDIS | PTU | EN | M0)); /*GPMC_A6*/ + MUX_VAL(CP(GPMC_A7), (IDIS | PTU | EN | M0)); /*GPMC_A7*/ + MUX_VAL(CP(GPMC_A8), (IDIS | PTU | EN | M0)); /*GPMC_A8*/ + MUX_VAL(CP(GPMC_A9), (IDIS | PTU | EN | M0)); /*GPMC_A9*/ + MUX_VAL(CP(GPMC_A10), (IDIS | PTU | EN | M0)); /*GPMC_A10*/ + MUX_VAL(CP(GPMC_D0), (IEN | PTU | EN | M0)); /*GPMC_D0*/ + MUX_VAL(CP(GPMC_D1), (IEN | PTU | EN | M0)); /*GPMC_D1*/ + MUX_VAL(CP(GPMC_D2), (IEN | PTU | EN | M0)); /*GPMC_D2*/ + MUX_VAL(CP(GPMC_D3), (IEN | PTU | EN | M0)); /*GPMC_D3*/ + MUX_VAL(CP(GPMC_D4), (IEN | PTU | EN | M0)); /*GPMC_D4*/ + MUX_VAL(CP(GPMC_D5), (IEN | PTU | EN | M0)); /*GPMC_D5*/ + MUX_VAL(CP(GPMC_D6), (IEN | PTU | EN | M0)); /*GPMC_D6*/ + MUX_VAL(CP(GPMC_D7), (IEN | PTU | EN | M0)); /*GPMC_D7*/ + MUX_VAL(CP(GPMC_D8), (IEN | PTU | EN | M0)); /*GPMC_D8*/ + MUX_VAL(CP(GPMC_D9), (IEN | PTU | EN | M0)); /*GPMC_D9*/ + MUX_VAL(CP(GPMC_D10), (IEN | PTU | EN | M0)); /*GPMC_D10*/ + MUX_VAL(CP(GPMC_D11), (IEN | PTU | EN | M0)); /*GPMC_D11*/ + MUX_VAL(CP(GPMC_D12), (IEN | PTU | EN | M0)); /*GPMC_D12*/ + MUX_VAL(CP(GPMC_D13), (IEN | PTU | EN | M0)); /*GPMC_D13*/ + MUX_VAL(CP(GPMC_D14), (IEN | PTU | EN | M0)); /*GPMC_D14*/ + MUX_VAL(CP(GPMC_D15), (IEN | PTU | EN | M0)); /*GPMC_D15*/ + MUX_VAL(CP(GPMC_NCS0), (IDIS | PTU | EN | M0)); /*GPMC_nCS0*/ + + /* SB-T35 Ethernet */ + MUX_VAL(CP(GPMC_NCS4), (IEN | PTU | EN | M0)); /*GPMC_nCS4*/ + + /* DVI enable */ + MUX_VAL(CP(GPMC_NCS3), (IDIS | PTU | DIS | M4));/*GPMC_nCS3*/ + + /* CM-T3x Ethernet */ + MUX_VAL(CP(GPMC_NCS5), (IDIS | PTU | DIS | M0)); /*GPMC_nCS5*/ + MUX_VAL(CP(GPMC_CLK), (IEN | PTD | DIS | M4)); /*GPIO_59*/ + MUX_VAL(CP(GPMC_NADV_ALE), (IDIS | PTD | DIS | M0)); /*nADV_ALE*/ + MUX_VAL(CP(GPMC_NOE), (IDIS | PTD | DIS | M0)); /*nOE*/ + MUX_VAL(CP(GPMC_NWE), (IDIS | PTD | DIS | M0)); /*nWE*/ + MUX_VAL(CP(GPMC_NBE0_CLE), (IDIS | PTU | EN | M0)); /*nBE0_CLE*/ + MUX_VAL(CP(GPMC_NBE1), (IDIS | PTD | DIS | M4)); /*GPIO_61*/ + MUX_VAL(CP(GPMC_NWP), (IEN | PTD | DIS | M0)); /*nWP*/ + MUX_VAL(CP(GPMC_WAIT0), (IEN | PTU | EN | M0)); /*WAIT0*/ + + /* DSS */ + MUX_VAL(CP(DSS_PCLK), (IDIS | PTD | DIS | M0)); /*DSS_PCLK*/ + MUX_VAL(CP(DSS_HSYNC), (IDIS | PTD | DIS | M0)); /*DSS_HSYNC*/ + MUX_VAL(CP(DSS_VSYNC), (IDIS | PTD | DIS | M0)); /*DSS_VSYNC*/ + MUX_VAL(CP(DSS_ACBIAS), (IDIS | PTD | DIS | M0)); /*DSS_ACBIAS*/ + MUX_VAL(CP(DSS_DATA6), (IDIS | PTD | DIS | M0)); /*DSS_DATA6*/ + MUX_VAL(CP(DSS_DATA7), (IDIS | PTD | DIS | M0)); /*DSS_DATA7*/ + MUX_VAL(CP(DSS_DATA8), (IDIS | PTD | DIS | M0)); /*DSS_DATA8*/ + MUX_VAL(CP(DSS_DATA9), (IDIS | PTD | DIS | M0)); /*DSS_DATA9*/ + MUX_VAL(CP(DSS_DATA10), (IDIS | PTD | DIS | M0)); /*DSS_DATA10*/ + MUX_VAL(CP(DSS_DATA11), (IDIS | PTD | DIS | M0)); /*DSS_DATA11*/ + MUX_VAL(CP(DSS_DATA12), (IDIS | PTD | DIS | M0)); /*DSS_DATA12*/ + MUX_VAL(CP(DSS_DATA13), (IDIS | PTD | DIS | M0)); /*DSS_DATA13*/ + MUX_VAL(CP(DSS_DATA14), (IDIS | PTD | DIS | M0)); /*DSS_DATA14*/ + MUX_VAL(CP(DSS_DATA15), (IDIS | PTD | DIS | M0)); /*DSS_DATA15*/ + MUX_VAL(CP(DSS_DATA16), (IDIS | PTD | DIS | M0)); /*DSS_DATA16*/ + MUX_VAL(CP(DSS_DATA17), (IDIS | PTD | DIS | M0)); /*DSS_DATA17*/ + + /* serial interface */ + MUX_VAL(CP(UART3_RX_IRRX), (IEN | PTD | DIS | M0)); /*UART3_RX*/ + MUX_VAL(CP(UART3_TX_IRTX), (IDIS | PTD | DIS | M0)); /*UART3_TX*/ + + /* mUSB */ + MUX_VAL(CP(HSUSB0_CLK), (IEN | PTD | DIS | M0)); /*HSUSB0_CLK*/ + MUX_VAL(CP(HSUSB0_STP), (IDIS | PTU | EN | M0)); /*HSUSB0_STP*/ + MUX_VAL(CP(HSUSB0_DIR), (IEN | PTD | DIS | M0)); /*HSUSB0_DIR*/ + MUX_VAL(CP(HSUSB0_NXT), (IEN | PTD | DIS | M0)); /*HSUSB0_NXT*/ + MUX_VAL(CP(HSUSB0_DATA0), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA0*/ + MUX_VAL(CP(HSUSB0_DATA1), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA1*/ + MUX_VAL(CP(HSUSB0_DATA2), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA2*/ + MUX_VAL(CP(HSUSB0_DATA3), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA3*/ + MUX_VAL(CP(HSUSB0_DATA4), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA4*/ + MUX_VAL(CP(HSUSB0_DATA5), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA5*/ + MUX_VAL(CP(HSUSB0_DATA6), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA6*/ + MUX_VAL(CP(HSUSB0_DATA7), (IEN | PTD | DIS | M0)); /*HSUSB0_DATA7*/ + + /* USB EHCI */ + MUX_VAL(CP(ETK_D0_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT0*/ + MUX_VAL(CP(ETK_D1_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT1*/ + MUX_VAL(CP(ETK_D2_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT2*/ + MUX_VAL(CP(ETK_D7_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT3*/ + MUX_VAL(CP(ETK_D4_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT4*/ + MUX_VAL(CP(ETK_D5_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT5*/ + MUX_VAL(CP(ETK_D6_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT6*/ + MUX_VAL(CP(ETK_D3_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DT7*/ + MUX_VAL(CP(ETK_D8_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_DIR*/ + MUX_VAL(CP(ETK_D9_ES2), (IEN | PTD | EN | M3)); /*HSUSB1_NXT*/ + MUX_VAL(CP(ETK_CTL_ES2), (IDIS | PTD | DIS | M3)); /*HSUSB1_CLK*/ + MUX_VAL(CP(ETK_CLK_ES2), (IDIS | PTU | DIS | M3)); /*HSUSB1_STP*/ + + MUX_VAL(CP(ETK_D14_ES2), (IEN | PTD | EN | M3)); /*HSUSB2_DT0*/ + MUX_VAL(CP(ETK_D15_ES2), (IEN | PTD | EN | M3)); /*HSUSB2_DT1*/ + MUX_VAL(CP(MCSPI1_CS3), (IEN | PTD | EN | M3)); /*HSUSB2_DT2*/ + MUX_VAL(CP(MCSPI2_CS1), (IEN | PTD | EN | M3)); /*HSUSB2_DT3*/ + MUX_VAL(CP(MCSPI2_SIMO), (IEN | PTD | EN | M3)); /*HSUSB2_DT4*/ + MUX_VAL(CP(MCSPI2_SOMI), (IEN | PTD | EN | M3)); /*HSUSB2_DT5*/ + MUX_VAL(CP(MCSPI2_CS0), (IEN | PTD | EN | M3)); /*HSUSB2_DT6*/ + MUX_VAL(CP(MCSPI2_CLK), (IEN | PTD | EN | M3)); /*HSUSB2_DT7*/ + MUX_VAL(CP(ETK_D12_ES2), (IEN | PTD | EN | M3)); /*HSUSB2_DIR*/ + MUX_VAL(CP(ETK_D13_ES2), (IEN | PTD | EN | M3)); /*HSUSB2_NXT*/ + MUX_VAL(CP(ETK_D10_ES2), (IDIS | PTD | DIS | M3)); /*HSUSB2_CLK*/ + MUX_VAL(CP(ETK_D11_ES2), (IDIS | PTU | DIS | M3)); /*HSUSB2_STP*/ + + /* SB_T35_USB_HUB_RESET_GPIO */ + MUX_VAL(CP(CAM_WEN), (IDIS | PTD | DIS | M4)); /*GPIO_167*/ + + /* I2C1 */ + MUX_VAL(CP(I2C1_SCL), (IEN | PTU | EN | M0)); /*I2C1_SCL*/ + MUX_VAL(CP(I2C1_SDA), (IEN | PTU | EN | M0)); /*I2C1_SDA*/ + /* I2C2 */ + MUX_VAL(CP(I2C2_SCL), (IEN | PTU | EN | M0)); /*I2C2_SCL*/ + MUX_VAL(CP(I2C2_SDA), (IEN | PTU | EN | M0)); /*I2C2_SDA*/ + /* I2C3 */ + MUX_VAL(CP(I2C3_SCL), (IEN | PTU | EN | M0)); /*I2C3_SCL*/ + MUX_VAL(CP(I2C3_SDA), (IEN | PTU | EN | M0)); /*I2C3_SDA*/ + + /* control and debug */ + MUX_VAL(CP(SYS_32K), (IEN | PTD | DIS | M0)); /*SYS_32K*/ + MUX_VAL(CP(SYS_CLKREQ), (IEN | PTD | DIS | M0)); /*SYS_CLKREQ*/ + MUX_VAL(CP(SYS_NIRQ), (IEN | PTU | EN | M0)); /*SYS_nIRQ*/ + MUX_VAL(CP(SYS_OFF_MODE), (IEN | PTD | DIS | M0)); /*OFF_MODE*/ + MUX_VAL(CP(SYS_CLKOUT1), (IEN | PTD | DIS | M0)); /*CLKOUT1*/ + MUX_VAL(CP(SYS_CLKOUT2), (IDIS | PTU | DIS | M4)); /*green LED*/ + MUX_VAL(CP(JTAG_nTRST), (IEN | PTD | DIS | M0)); /*JTAG_nTRST*/ + MUX_VAL(CP(JTAG_TCK), (IEN | PTD | DIS | M0)); /*JTAG_TCK*/ + MUX_VAL(CP(JTAG_TMS), (IEN | PTD | DIS | M0)); /*JTAG_TMS*/ + MUX_VAL(CP(JTAG_TDI), (IEN | PTD | DIS | M0)); /*JTAG_TDI*/ + + /* MMC1 */ + MUX_VAL(CP(MMC1_CLK), (IDIS | PTU | EN | M0)); /*MMC1_CLK*/ + MUX_VAL(CP(MMC1_CMD), (IEN | PTU | EN | M0)); /*MMC1_CMD*/ + MUX_VAL(CP(MMC1_DAT0), (IEN | PTU | EN | M0)); /*MMC1_DAT0*/ + MUX_VAL(CP(MMC1_DAT1), (IEN | PTU | EN | M0)); /*MMC1_DAT1*/ + MUX_VAL(CP(MMC1_DAT2), (IEN | PTU | EN | M0)); /*MMC1_DAT2*/ + MUX_VAL(CP(MMC1_DAT3), (IEN | PTU | EN | M0)); /*MMC1_DAT3*/ +} + +static void cm_t35_set_muxconf(void) +{ + /* DSS */ + MUX_VAL(CP(DSS_DATA0), (IDIS | PTD | DIS | M0)); /*DSS_DATA0*/ + MUX_VAL(CP(DSS_DATA1), (IDIS | PTD | DIS | M0)); /*DSS_DATA1*/ + MUX_VAL(CP(DSS_DATA2), (IDIS | PTD | DIS | M0)); /*DSS_DATA2*/ + MUX_VAL(CP(DSS_DATA3), (IDIS | PTD | DIS | M0)); /*DSS_DATA3*/ + MUX_VAL(CP(DSS_DATA4), (IDIS | PTD | DIS | M0)); /*DSS_DATA4*/ + MUX_VAL(CP(DSS_DATA5), (IDIS | PTD | DIS | M0)); /*DSS_DATA5*/ + + MUX_VAL(CP(DSS_DATA18), (IDIS | PTD | DIS | M0)); /*DSS_DATA18*/ + MUX_VAL(CP(DSS_DATA19), (IDIS | PTD | DIS | M0)); /*DSS_DATA19*/ + MUX_VAL(CP(DSS_DATA20), (IDIS | PTD | DIS | M0)); /*DSS_DATA20*/ + MUX_VAL(CP(DSS_DATA21), (IDIS | PTD | DIS | M0)); /*DSS_DATA21*/ + MUX_VAL(CP(DSS_DATA22), (IDIS | PTD | DIS | M0)); /*DSS_DATA22*/ + MUX_VAL(CP(DSS_DATA23), (IDIS | PTD | DIS | M0)); /*DSS_DATA23*/ + + /* MMC1 */ + MUX_VAL(CP(MMC1_DAT4), (IEN | PTU | EN | M0)); /*MMC1_DAT4*/ + MUX_VAL(CP(MMC1_DAT5), (IEN | PTU | EN | M0)); /*MMC1_DAT5*/ + MUX_VAL(CP(MMC1_DAT6), (IEN | PTU | EN | M0)); /*MMC1_DAT6*/ + MUX_VAL(CP(MMC1_DAT7), (IEN | PTU | EN | M0)); /*MMC1_DAT7*/ +} + +static void cm_t3730_set_muxconf(void) +{ + /* DSS */ + MUX_VAL(CP(DSS_DATA18), (IDIS | PTD | DIS | M3)); /*DSS_DATA0*/ + MUX_VAL(CP(DSS_DATA19), (IDIS | PTD | DIS | M3)); /*DSS_DATA1*/ + MUX_VAL(CP(DSS_DATA20), (IDIS | PTD | DIS | M3)); /*DSS_DATA2*/ + MUX_VAL(CP(DSS_DATA21), (IDIS | PTD | DIS | M3)); /*DSS_DATA3*/ + MUX_VAL(CP(DSS_DATA22), (IDIS | PTD | DIS | M3)); /*DSS_DATA4*/ + MUX_VAL(CP(DSS_DATA23), (IDIS | PTD | DIS | M3)); /*DSS_DATA5*/ + + MUX_VAL(CP(SYS_BOOT0), (IDIS | PTD | DIS | M3)); /*DSS_DATA18*/ + MUX_VAL(CP(SYS_BOOT1), (IDIS | PTD | DIS | M3)); /*DSS_DATA19*/ + MUX_VAL(CP(SYS_BOOT3), (IDIS | PTD | DIS | M3)); /*DSS_DATA20*/ + MUX_VAL(CP(SYS_BOOT4), (IDIS | PTD | DIS | M3)); /*DSS_DATA21*/ + MUX_VAL(CP(SYS_BOOT5), (IDIS | PTD | DIS | M3)); /*DSS_DATA22*/ + MUX_VAL(CP(SYS_BOOT6), (IDIS | PTD | DIS | M3)); /*DSS_DATA23*/ +} + +void set_muxconf_regs(void) +{ + cm_t3x_set_common_muxconf(); + + if (get_cpu_family() == CPU_OMAP34XX) + cm_t35_set_muxconf(); + else + cm_t3730_set_muxconf(); +} + +#ifdef CONFIG_GENERIC_MMC +int board_mmc_getcd(struct mmc *mmc) +{ + u8 val; + + if (twl4030_i2c_read_u8(TWL4030_CHIP_GPIO, TWL4030_BASEADD_GPIO, &val)) + return -1; + + return !(val & 1); +} + +int board_mmc_init(bd_t *bis) +{ + return omap_mmc_init(0, 0, 0, -1, 59); +} +#endif + +/* + * Routine: setup_net_chip_gmpc + * Description: Setting up the configuration GPMC registers specific to the + * Ethernet hardware. + */ +static void setup_net_chip_gmpc(void) +{ + struct ctrl *ctrl_base = (struct ctrl *)OMAP34XX_CTRL_BASE; + + enable_gpmc_cs_config(gpmc_net_config, &gpmc_cfg->cs[5], + CM_T3X_SMC911X_BASE, GPMC_SIZE_16M); + enable_gpmc_cs_config(gpmc_net_config, &gpmc_cfg->cs[4], + SB_T35_SMC911X_BASE, GPMC_SIZE_16M); + + /* Enable off mode for NWE in PADCONF_GPMC_NWE register */ + writew(readw(&ctrl_base->gpmc_nwe) | 0x0E00, &ctrl_base->gpmc_nwe); + + /* Enable off mode for NOE in PADCONF_GPMC_NADV_ALE register */ + writew(readw(&ctrl_base->gpmc_noe) | 0x0E00, &ctrl_base->gpmc_noe); + + /* Enable off mode for ALE in PADCONF_GPMC_NADV_ALE register */ + writew(readw(&ctrl_base->gpmc_nadv_ale) | 0x0E00, + &ctrl_base->gpmc_nadv_ale); +} + +#ifdef CONFIG_DRIVER_OMAP34XX_I2C +/* + * Routine: reset_net_chip + * Description: reset the Ethernet controller via TPS65930 GPIO + */ +static void reset_net_chip(void) +{ + /* Set GPIO1 of TPS65930 as output */ + twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, TWL4030_BASEADD_GPIO + 0x03, + 0x02); + /* Send a pulse on the GPIO pin */ + twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, TWL4030_BASEADD_GPIO + 0x0C, + 0x02); + udelay(1); + twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, TWL4030_BASEADD_GPIO + 0x09, + 0x02); + mdelay(40); + twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, TWL4030_BASEADD_GPIO + 0x0C, + 0x02); + mdelay(1); +} +#else +static inline void reset_net_chip(void) {} +#endif + +#ifdef CONFIG_SMC911X +/* + * Routine: handle_mac_address + * Description: prepare MAC address for on-board Ethernet. + */ +static int handle_mac_address(void) +{ + unsigned char enetaddr[6]; + int rc; + + rc = eth_getenv_enetaddr("ethaddr", enetaddr); + if (rc) + return 0; + + rc = cm_t3x_eeprom_read_mac_addr(enetaddr); + if (rc) + return rc; + + if (!is_valid_ether_addr(enetaddr)) + return -1; + + return eth_setenv_enetaddr("ethaddr", enetaddr); +} + + +/* + * Routine: board_eth_init + * Description: initialize module and base-board Ethernet chips + */ +int board_eth_init(bd_t *bis) +{ + int rc = 0, rc1 = 0; + + setup_net_chip_gmpc(); + reset_net_chip(); + + rc1 = handle_mac_address(); + if (rc1) + printf("No MAC address found! "); + + rc1 = smc911x_initialize(0, CM_T3X_SMC911X_BASE); + if (rc1 > 0) + rc++; + + rc1 = smc911x_initialize(1, SB_T35_SMC911X_BASE); + if (rc1 > 0) + rc++; + + return rc; +} +#endif + +void __weak get_board_serial(struct tag_serialnr *serialnr) +{ + /* + * This corresponds to what happens when we can communicate with the + * eeprom but don't get a valid board serial value. + */ + serialnr->low = 0; + serialnr->high = 0; +}; + +#ifdef CONFIG_USB_EHCI_OMAP +struct omap_usbhs_board_data usbhs_bdata = { + .port_mode[0] = OMAP_EHCI_PORT_MODE_PHY, + .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, + .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, +}; + +#define SB_T35_USB_HUB_RESET_GPIO 167 +int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor) +{ + u8 val; + int offset; + + if (gpio_request(SB_T35_USB_HUB_RESET_GPIO, "SB-T35 usb hub reset")) { + printf("Error: can't obtain GPIO %d for SB-T35 usb hub reset", + SB_T35_USB_HUB_RESET_GPIO); + return -1; + } + + gpio_direction_output(SB_T35_USB_HUB_RESET_GPIO, 0); + udelay(10); + gpio_set_value(SB_T35_USB_HUB_RESET_GPIO, 1); + udelay(1000); + + offset = TWL4030_BASEADD_GPIO + TWL4030_GPIO_GPIODATADIR1; + twl4030_i2c_read_u8(TWL4030_CHIP_GPIO, offset, &val); + /* Set GPIO6 and GPIO7 of TPS65930 as output */ + val |= 0xC0; + twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, offset, val); + offset = TWL4030_BASEADD_GPIO + TWL4030_GPIO_SETGPIODATAOUT1; + /* Take both PHYs out of reset */ + twl4030_i2c_write_u8(TWL4030_CHIP_GPIO, offset, 0xC0); + udelay(1); + + return omap_ehci_hcd_init(&usbhs_bdata, hccr, hcor); +} + +int ehci_hcd_stop(void) +{ + return omap_ehci_hcd_stop(); +} + +#endif /* CONFIG_USB_EHCI_OMAP */ |