diff options
| -rw-r--r-- | MAINTAINERS | 4 | ||||
| -rw-r--r-- | board/hale/tt01/Makefile | 51 | ||||
| -rw-r--r-- | board/hale/tt01/lowlevel_init.S | 32 | ||||
| -rw-r--r-- | board/hale/tt01/tt01.c | 200 | ||||
| -rw-r--r-- | boards.cfg | 1 | ||||
| -rw-r--r-- | include/configs/tt01.h | 254 |
6 files changed, 542 insertions, 0 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 54b917c042..21d1fef1e1 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -758,6 +758,10 @@ Sandeep Paulraj <s-paulraj@ti.com> davinci_dm365evm ARM926EJS davinci_dm6467evm ARM926EJS +Helmut Raiger <helmut.raiger@hale.at> + + tt01 i.MX31 + Linus Walleij <linus.walleij@linaro.org> integratorap various integratorcp various diff --git a/board/hale/tt01/Makefile b/board/hale/tt01/Makefile new file mode 100644 index 0000000000..f6b28541e1 --- /dev/null +++ b/board/hale/tt01/Makefile @@ -0,0 +1,51 @@ +# +# (C) Copyright 2009 HALE electronic <helmut.raiger@hale.at> +# (C) Copyright 2000-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# 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 $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o +COBJS := tt01.o +SOBJS := lowlevel_init.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) +SOBJS := $(addprefix $(obj),$(SOBJS)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(call cmd_link_o_target, $(OBJS) $(SOBJS)) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak $(obj).depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/hale/tt01/lowlevel_init.S b/board/hale/tt01/lowlevel_init.S new file mode 100644 index 0000000000..6e9dc80ef6 --- /dev/null +++ b/board/hale/tt01/lowlevel_init.S @@ -0,0 +1,32 @@ +/* + * (C) Copyright 2009 Magnus Lilja <lilja.magnus@gmail.com> + * (C) Copyright 2011 Helmut Raiger <helmut.raiger@hale.at> + * + * 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 <config.h> +#include <asm/arch/imx-regs.h> +#include <asm/macro.h> + +.globl lowlevel_init +lowlevel_init: + /* Also setup the Peripheral Port Remap register inside the core */ + ldr r0, =ARM_PPMRR /* start from AIPS 2GB region */ + mcr p15, 0, r0, c15, c2, 4 + mov pc, lr diff --git a/board/hale/tt01/tt01.c b/board/hale/tt01/tt01.c new file mode 100644 index 0000000000..2995c8f105 --- /dev/null +++ b/board/hale/tt01/tt01.c @@ -0,0 +1,200 @@ +/* + * (C) Copyright 2011 HALE electronic <helmut.raiger@hale.at> + * (C) Copyright 2009 Magnus Lilja <lilja.magnus@gmail.com> + * (c) 2007 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de> + * + * 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 <netdev.h> +#include <command.h> +#include <pmic.h> +#include <asm/arch/clock.h> +#include <asm/arch/sys_proto.h> +#include <asm/io.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define BOARD_STRING "Board: HALE TT-01" + +/* Clock configuration */ +#define CCM_CCMR_SETUP 0x074B0BF5 + +static void board_setup_clocks(void) +{ + struct clock_control_regs *ccm = (struct clock_control_regs *) CCM_BASE; + volatile int wait = 0x10000; + + writel(CCM_CCMR_SETUP, &ccm->ccmr); + while (wait--) + ; + + writel(CCM_CCMR_SETUP | CCMR_MPE, &ccm->ccmr); + writel((CCM_CCMR_SETUP | CCMR_MPE) & ~CCMR_MDS, &ccm->ccmr); + + /* Set up clock to 532MHz */ + writel(PDR0_CSI_PODF(0x1ff) | PDR0_PER_PODF(7) | + PDR0_HSP_PODF(3) | PDR0_NFC_PODF(5) | + PDR0_IPG_PODF(1) | PDR0_MAX_PODF(3) | + PDR0_MCU_PODF(0), &ccm->pdr0); + writel(PLL_PD(0) | PLL_MFD(51) | PLL_MFI(10) | PLL_MFN(12), + &ccm->mpctl); + writel(PLL_PD(1) | PLL_MFD(4) | PLL_MFI(12) | PLL_MFN(1), + &ccm->spctl); +} + +/* DRAM configuration */ + +#define ESDMISC_MDDR_SETUP 0x00000004 +#define ESDMISC_MDDR_RESET_DL 0x0000000c +/* + * decoding magic 0x6ac73a = 0b 0110 1010 1100 0111 0011 1010 below: + * tXP = 11, tWTR = 0, tRP = 10, tMRD = 10 + * tWR = 1, tRAS = 100, tRRD = 01, tCAS = 11 + * tRCD = 011, tRC = 010 + * note: all but tWTR (1), tRC (111) are reset defaults, + * the same values work in the jtag configuration + * + * Bluetechnix setup has 0x75e73a (for 128MB) = + * 0b 0111 0101 1110 0111 0011 1010 + * tXP = 11, tWTR = 1, tRP = 01, tMRD = 01 + * tWR = 1, tRAS = 110, tRRD = 01, tCAS = 11 + * tRCD = 011, tRC = 010 + */ +#define ESDCFG0_MDDR_SETUP 0x006ac73a +#define ESDCTL_ROW_COL (ESDCTL_SDE | ESDCTL_ROW(2) | ESDCTL_COL(2)) +#define ESDCTL_SETTINGS (ESDCTL_ROW_COL | ESDCTL_SREFR(3) | \ + ESDCTL_DSIZ(2) | ESDCTL_BL(1)) +#define ESDCTL_PRECHARGE (ESDCTL_ROW_COL | ESDCTL_CMD_PRECHARGE) +#define ESDCTL_AUTOREFRESH (ESDCTL_ROW_COL | ESDCTL_CMD_AUTOREFRESH) +#define ESDCTL_LOADMODEREG (ESDCTL_ROW_COL | ESDCTL_CMD_LOADMODEREG) +#define ESDCTL_RW ESDCTL_SETTINGS + +static void board_setup_sdram(void) +{ + u32 *pad; + struct esdc_regs *esdc = (struct esdc_regs *)ESDCTL_BASE_ADDR; + + /* + * setup pad control for the controller pins + * no loopback, no pull, no keeper, no open drain, + * standard input, standard drive, slow slew rate + */ + for (pad = (u32 *) IOMUXC_SW_PAD_CTL_SDCKE1_SDCLK_SDCLK_B; + pad <= (u32 *) IOMUXC_SW_PAD_CTL_VPG0_VPG1_A0; pad++) + *pad = 0; + + /* set up MX31 DDR Memory Controller */ + writel(ESDMISC_MDDR_SETUP, &esdc->misc); + writel(ESDCFG0_MDDR_SETUP, &esdc->cfg0); + + /* perform DDR init sequence for CSD0 */ + writel(ESDCTL_PRECHARGE, &esdc->ctl0); + writel(0x12344321, CSD0_BASE+0x0f00); + writel(ESDCTL_AUTOREFRESH, &esdc->ctl0); + writel(0x12344321, CSD0_BASE); + writel(0x12344321, CSD0_BASE); + writel(ESDCTL_LOADMODEREG, &esdc->ctl0); + writeb(0xda, CSD0_BASE+0x33); + writeb(0xff, CSD0_BASE+0x1000000); + writel(ESDCTL_RW, &esdc->ctl0); + writel(0xDEADBEEF, CSD0_BASE); + writel(ESDMISC_MDDR_RESET_DL, &esdc->misc); +} + +static void tt01_spi3_hw_init(void) +{ + /* CSPI3 */ + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_CSPI3_MISO, MUX_CTL_FUNC)); + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_CSPI3_MOSI, MUX_CTL_FUNC)); + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_CSPI3_SCLK, MUX_CTL_FUNC)); + /* CSPI3, SS0 = Atlas */ + mx31_gpio_mux(IOMUX_MODE(MUX_CTL_CSPI2_SS0, MUX_CTL_ALT1)); + + /* start CSPI3 clock (3 = always on except if PLL off) */ + setbits_le32(CCM_CGR0, 3 << 16); +} + +int dram_init(void) +{ + /* dram_init must store complete ramsize in gd->ram_size */ + gd->ram_size = get_ram_size((long *) CONFIG_SYS_SDRAM_BASE, + PHYS_SDRAM_1_SIZE); + return 0; +} + +int board_early_init_f(void) +{ + /* CS4: FPGA incl. network controller */ + struct mxc_weimcs cs4 = { + /* sp wp bcd bcs psz pme sync dol cnc wsc ew wws edc */ + CSCR_U(0, 0, 0, 0, 0, 0, 0, 0, 3, 28, 1, 7, 6), + /* oea oen ebwa ebwn csa ebc dsz csn psr cre wrap csen */ + CSCR_L(4, 4, 4, 10, 4, 0, 5, 4, 0, 0, 0, 1), + /* ebra ebrn rwa rwn mum lah lbn lba dww dct wwu age cnc2 fce*/ + CSCR_A(4, 4, 4, 4, 0, 1, 4, 3, 0, 0, 0, 0, 1, 0) + }; + + /* this seems essential, won't start without, but why? */ + writel(IPU_CONF_DI_EN, (u32 *) IPU_CONF); + + board_setup_clocks(); + board_setup_sdram(); + mxc_setup_weimcs(4, &cs4); + + /* Setup UART2 and SPI3 pins */ + mx31_uart2_hw_init(); + tt01_spi3_hw_init(); + + return 0; +} + +int board_init(void) +{ + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; + return 0; +} + +int board_late_init(void) +{ + pmic_init(); + +#ifdef CONFIG_HW_WATCHDOG + mxc_hw_watchdog_enable(); +#endif + + return 0; +} + +int checkboard(void) +{ + puts(BOARD_STRING "\n"); + return 0; +} + +int board_eth_init(bd_t *bis) +{ + int rc = 0; +#ifdef CONFIG_SMC911X + rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); +#endif + return rc; +} diff --git a/boards.cfg b/boards.cfg index 555bd63a37..8bd91c5beb 100644 --- a/boards.cfg +++ b/boards.cfg @@ -42,6 +42,7 @@ imx31_litekit arm arm1136 - logicpd imx31_phycore arm arm1136 - - mx31 imx31_phycore_eet arm arm1136 imx31_phycore - mx31 imx31_phycore:IMX31_PHYCORE_EET mx31pdk arm arm1136 - freescale mx31 mx31pdk:NAND_U_BOOT +tt01 arm arm1136 - hale mx31 flea3 arm arm1136 - CarMediaLab mx35 mx35pdk arm arm1136 - freescale mx35 omap2420h4 arm arm1136 - ti omap24xx diff --git a/include/configs/tt01.h b/include/configs/tt01.h new file mode 100644 index 0000000000..6ef25cd647 --- /dev/null +++ b/include/configs/tt01.h @@ -0,0 +1,254 @@ +/* + * (C) Copyright 2011 HALE electronic <helmut.raiger@hale.at> + * (C) Copyright 2008 Magnus Lilja <lilja.magnus@gmail.com> + * + * Configuration settings for the HALE TT-01 board. + * + * 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 + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +#include <asm/arch/imx-regs.h> + +/* High Level Configuration Options */ +#define CONFIG_ARM1136 +#define CONFIG_MX31 +#define CONFIG_MX31_HCLK_FREQ 26000000 +#define CONFIG_MX31_CLK32 32768 + +#define CONFIG_DISPLAY_CPUINFO +#define CONFIG_DISPLAY_BOARDINFO + +#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG + +#define CONFIG_MACH_TYPE 3726 /* not yet in mach-types.h */ +#define CONFIG_SYS_TEXT_BASE 0xA0000000 + + +/* + * Physical Memory Map: + * CS settings are defined by i.MX31: + * - CSD0 and CDS1 are 256MB each, starting at 0x80000000 and 0x9000000 + * - CS0 and CS1 are 128MB each, at A0000000 and A8000000 + * - CS2 to CS5 are 32MB each, at B0.., B2.., B4.., B6.. + * + * HALE set-up of the bluetechnix board for now is: + * - 128MB DDR (2x64MB, 2x16bit), connected to 32bit DDR ram interface + * - NOR-Flash (Spansion 32MB MCP, Flash+16MB PSRAM), 16bit interface at CS0 + * - S71WS256ND0BFWYM (and CS1 for 64MB S71WS512ND0 without PSRAM) + * the flash chip is a mirrorbit S29WS256N ! + * - the PSRAM is hooked to CS5 (0xB6000000) + * - Intel Strata Flash PF48F2000P0ZB00, 16bit interface at (CS0 or) CS1 + * - 64Mbit = 8MByte (will go away in the production set-up) + * - NAND-Flash NAND01GR3B2BZA6 at NAND-FC: + * 1Gbit=128MB, 2048+64 bytes/page, 64pages x 1024 blocks + * - Ethernet controller SMC9118 at CS4 via FPGA, 16bit interface + * + * u-boot will support the 32MB nor flash and the 128MB NAND flash, the PSRAM + * is not used right now. We should be able to reduce the SOM to NAND flash + * only and boot from there. + */ +#define CONFIG_NR_DRAM_BANKS 1 +#define PHYS_SDRAM_1 CSD0_BASE +#define PHYS_SDRAM_1_SIZE (128 * 1024 * 1024) + +#define CONFIG_BOARD_EARLY_INIT_F +#define CONFIG_BOARD_LATE_INIT + +#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 +#define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR +#define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE +#define CONFIG_SYS_GBL_DATA_OFFSET \ + (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) +#define CONFIG_SYS_INIT_SP_ADDR \ + (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET) + +/* default load address, 1MB up the road */ +#define CONFIG_SYS_LOAD_ADDR (PHYS_SDRAM_1+0x100000) + +/* The stack sizes are set up in start.S using the settings below */ +#define CONFIG_STACKSIZE (128 * 1024) /* regular stack */ + +/* Size of malloc() pool, make sure possible frame buffer fits */ +#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 10*1024*1024) + +/* memtest works on all but the last 1MB (u-boot) and malloc area */ +#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM_1 +#define CONFIG_SYS_MEMTEST_END \ + (PHYS_SDRAM_1+(PHYS_SDRAM_1_SIZE-CONFIG_SYS_MALLOC_LEN-0x100000)) + +/* CFI FLASH driver setup */ +#define CONFIG_SYS_FLASH_CFI /* Flash memory is CFI compliant */ +#define CONFIG_FLASH_CFI_DRIVER /* Use drivers/cfi_flash.c */ +#define CONFIG_FLASH_SPANSION_S29WS_N +/* + * TODO: Bluetechnix (the supplier of the SOM) did define these values + * in their original version of u-boot (1.2 or so). This should be + * reviewed. + * + * #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE + * #define CONFIG_SYS_FLASH_PROTECTION + */ +#define CONFIG_SYS_FLASH_BASE CS0_BASE +#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CONFIG_SYS_MAX_FLASH_SECT (254+8) /* max number of sectors per chip */ + +/* + * FLASH and environment organization, only the Spansion chip is supported: + * - it has 254 * 128kB + 8 * 32kB blocks + * - this setup uses 4*32k+3*128k as monitor space = 0xA000 0000 to 0xA00F FFFF + * and 2 sectors with 128k as environment = + * A010 0000 to 0xA011 FFFF and 0xA012 0000 to 0xA013 FFFF + * - this could be less, but this is only for developer versions of the board + * and no-one is going to use the NOR flash anyway. + * + * Monitor is at the beginning of the NOR-Flash, 1MB reserved. Again this is + * way to large, but it avoids ENV overwrite (when updating u-boot) in case + * size breaks the next boundary (as it has with 128k). + */ +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE +#define CONFIG_SYS_MONITOR_LEN (1024 * 1024) + +#define CONFIG_ENV_IS_IN_FLASH +#define CONFIG_ENV_SECT_SIZE (128 * 1024) +#define CONFIG_ENV_SIZE (8 * 1024) /* smaller for faster access */ + +/* Address and size of Redundant Environment Sector */ +#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) +#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE + +#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN) + +/* Hardware drivers */ + +/* + * on TT-01 UART1 pins are used by Audio, so we use UART2 + * TT-01 implements a hardware that turns off components depending on + * the power level. In PL=1 the RS232 transceiver is usually off, + * make sure that the transceiver is enabled during PL=1 for testing! + */ +#define CONFIG_MXC_UART +#define CONFIG_SYS_MX31_UART2 + +#define CONFIG_MXC_SPI +#define CONFIG_MXC_GPIO + +/* MC13783 connected to CSPI3 and SS0 */ +#define CONFIG_PMIC +#define CONFIG_PMIC_SPI +#define CONFIG_PMIC_FSL + +#define CONFIG_FSL_PMIC_BUS 2 +#define CONFIG_FSL_PMIC_CS 0 +#define CONFIG_FSL_PMIC_CLK 1000000 +#define CONFIG_FSL_PMIC_MODE (SPI_MODE_0 | SPI_CS_HIGH) +#define CONFIG_FSL_PMIC_BITLEN 32 + +#define CONFIG_RTC_MC13XXX + +/* allow to overwrite serial and ethaddr */ +#define CONFIG_ENV_OVERWRITE +/* console is UART2 on TT-01 */ +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 115200 +#define CONFIG_SYS_BAUDRATE_TABLE {9600, 19200, 38400, 57600, 115200} + +/* ethernet setup for the onboard smc9118 */ +#define CONFIG_MII +#define CONFIG_SMC911X +/* 16 bit, onboard ethernet, decoded via MACH-MX0 FPGA at 0x84200000 */ +#define CONFIG_SMC911X_BASE (CS4_BASE+0x200000) +#define CONFIG_SMC911X_16_BIT + +/* + * Command definition + */ + +#include <config_cmd_default.h> + +#define CONFIG_CMD_DATE +#define CONFIG_CMD_PING +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_SAVEENV +#define CONFIG_CMD_NAND +/* + * #define CONFIG_CMD_NAND_LOCK_UNLOCK the NAND01... chip does not support + * the NAND_CMD_LOCK_STATUS command, however the NFC of i.MX31 supports + * a software locking scheme. + */ + +#define CONFIG_BOOTDELAY 3 + +/* + * currently a default setting for booting via script is implemented + * set user to login name and serverip to tftp host, define your + * boot behaviour in bootscript.loginname + */ +#define CONFIG_EXTRA_ENV_SETTINGS \ + "bootcmd=dhcp bootscript.$(user); source\0" + +#define CONFIG_BOOTP_SERVERIP /* tftp serverip not overruled by dhcp server */ +#define CONFIG_BOOTP_SEND_HOSTNAME /* if env-var 'hostname' is set, send it */ + +/* Miscellaneous configurable options */ +#define CONFIG_HUSH_PARSER +#define CONFIG_PROMPT_HUSH_PS2 "> " + +#define CONFIG_SYS_LONGHELP /* undef to save memory */ +#define CONFIG_SYS_PROMPT "TT01> " +#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ +/* Print Buffer Size */ +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ + sizeof(CONFIG_SYS_PROMPT)+16) +/* max number of command args */ +#define CONFIG_SYS_MAXARGS 16 +/* Boot Argument Buffer Size */ +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE + +#define CONFIG_SYS_HZ 1000 + +#define CONFIG_CMDLINE_EDITING + +#define CONFIG_NAND_MXC +#define CONFIG_SYS_MAX_NAND_DEVICE 1 +#define CONFIG_SYS_NAND_MAX_CHIPS 1 + +/* + * actually this is nothing someone wants to configure! + * CONFIG_SYS_NAND_BASE despite being passed to board_nand_init() + * is not used by the driver. + */ +#define CONFIG_MXC_NAND_REGS_BASE NFC_BASE_ADDR +#define CONFIG_SYS_NAND_BASE NFC_BASE_ADDR +#define CONFIG_MXC_NAND_HWECC + +/* the current u-boot driver does not use the nand flash setup! */ +#define CONFIG_SYS_NAND_LARGEPAGE +/* + * it's not 16 bit: + * #define CONFIG_SYS_NAND_BUSWIDTH_16BIT + * the current u-boot mxc_nand.c tries to auto-detect, but this only + * reads the boot settings during reset (which might be wrong) + */ + +#endif /* __CONFIG_H */ |