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upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/board/compulab/cm_t35/cm_t35.c

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/*
* (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>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#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 "../common/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 */
#ifdef CONFIG_SPL_BUILD
/*
* Routine: get_board_mem_timings
* Description: If we use SPL then there is no x-loader nor config header
* so we have to setup the DDR timings ourself on both banks.
*/
void get_board_mem_timings(struct board_sdrc_timings *timings)
{
timings->mr = MICRON_V_MR_165;
timings->mcfg = MICRON_V_MCFG_200(256 << 20); /* raswidth 14 needed */
timings->ctrla = MICRON_V_ACTIMA_165;
timings->ctrlb = MICRON_V_ACTIMB_165;
timings->rfr_ctrl = SDP_3430_SDRC_RFR_CTRL_165MHz;
}
#endif
int 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 = cl_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*/
/* DataImage backlight */
MUX_VAL(CP(GPMC_NCS7), (IDIS | PTU | DIS | M4));/*GPIO_58*/
/* 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*/
/* SPI */
MUX_VAL(CP(MCBSP1_CLKR), (IEN | PTD | DIS | M1)); /*MCSPI4_CLK*/
MUX_VAL(CP(MCBSP1_DX), (IEN | PTD | DIS | M1)); /*MCSPI4_SIMO*/
MUX_VAL(CP(MCBSP1_DR), (IEN | PTD | DIS | M1)); /*MCSPI4_SOMI*/
MUX_VAL(CP(MCBSP1_FSX), (IEN | PTU | EN | M1)); /*MCSPI4_CS0*/
/* display controls */
MUX_VAL(CP(MCBSP1_FSR), (IDIS | PTU | DIS | M4)); /*GPIO_157*/
}
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();
}
#if defined(CONFIG_GENERIC_MMC) && !defined(CONFIG_SPL_BUILD)
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_SYS_I2C_OMAP34XX
/*
* 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 = cl_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, enum usb_init_type init,
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(index, &usbhs_bdata, hccr, hcor);
}
int ehci_hcd_stop(void)
{
return omap_ehci_hcd_stop();
}
#endif /* CONFIG_USB_EHCI_OMAP */