From 18bf179db305b86bb906d93e33c538c804a9fa77 Mon Sep 17 00:00:00 2001 From: Biagio Montaruli Date: Wed, 3 Aug 2016 16:57:56 +0200 Subject: [PATCH 1/4] Add board specific code and initial configuration for Arietta-G25 - Remove NAND FLASH support since Arietta-G25 doesn't have NAND; - Add DDR2-SDRAM configuration based on at91sam9x5ek.c; - MMC support for SD card boot; - SPI configuration and SPI FLASH support based on at91sam9x5ek.c; - Add Kconfig, MAINTAINERS and Makefile for Arietta-G25 Signed-off-by: Biagio Montaruli --- board/acmesystems/arietta_g25/Kconfig | 15 ++ board/acmesystems/arietta_g25/MAINTAINERS | 7 + board/acmesystems/arietta_g25/Makefile | 19 +++ board/acmesystems/arietta_g25/arietta_g25.c | 174 ++++++++++++++++++++ 4 files changed, 215 insertions(+) create mode 100644 board/acmesystems/arietta_g25/Kconfig create mode 100644 board/acmesystems/arietta_g25/MAINTAINERS create mode 100644 board/acmesystems/arietta_g25/Makefile create mode 100644 board/acmesystems/arietta_g25/arietta_g25.c diff --git a/board/acmesystems/arietta_g25/Kconfig b/board/acmesystems/arietta_g25/Kconfig new file mode 100644 index 00000000000..6de62dd19e6 --- /dev/null +++ b/board/acmesystems/arietta_g25/Kconfig @@ -0,0 +1,15 @@ +if TARGET_ARIETTA_G25 + +config SYS_BOARD + default "arietta_g25" + +config SYS_VENDOR + default "acmesystems" + +config SYS_SOC + default "at91" + +config SYS_CONFIG_NAME + default "arietta_g25" + +endif diff --git a/board/acmesystems/arietta_g25/MAINTAINERS b/board/acmesystems/arietta_g25/MAINTAINERS new file mode 100644 index 00000000000..5dae300b926 --- /dev/null +++ b/board/acmesystems/arietta_g25/MAINTAINERS @@ -0,0 +1,7 @@ +ACME SYSTEMS ARIETTA-G25 BOARD +M: Biagio Montaruli +S: Maintained +F: board/acmesystems/arietta_g25/ +F: include/configs/arietta_g25.h +F: configs/arietta_g25_128mb_defconfig +F: configs/arietta_g25_256mb_defconfig diff --git a/board/acmesystems/arietta_g25/Makefile b/board/acmesystems/arietta_g25/Makefile new file mode 100644 index 00000000000..894e7172a6f --- /dev/null +++ b/board/acmesystems/arietta_g25/Makefile @@ -0,0 +1,19 @@ +# +# (C) Copyright 2003-2008 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# (C) Copyright 2008 +# Stelian Pop +# Lead Tech Design +# +# (C) Copyright 2012 +# Bo Shen +# Atmel corporation +# +# (C) Copyright 2016 +# Biagio Montaruli +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += arietta_g25.o diff --git a/board/acmesystems/arietta_g25/arietta_g25.c b/board/acmesystems/arietta_g25/arietta_g25.c new file mode 100644 index 00000000000..ff6fc370a8e --- /dev/null +++ b/board/acmesystems/arietta_g25/arietta_g25.c @@ -0,0 +1,174 @@ +/* + * Copyright (C) 2012 Atmel Corporation + * + * Based on at91sam9x5ek.c and modified by Biagio Montaruli + * in order to configure U-Boot for Arietta-G25 SOM + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#ifdef CONFIG_ATMEL_SPI +#include +#endif + +DECLARE_GLOBAL_DATA_PTR; + +/* ------------------------------------------------------------------------- */ +/* + * Miscelaneous platform dependent initialisations + */ + +/* SPI chip select control */ +#ifdef CONFIG_ATMEL_SPI +int spi_cs_is_valid(unsigned int bus, unsigned int cs) +{ + return bus == 0 && cs < 2; +} + +void spi_cs_activate(struct spi_slave *slave) +{ + switch (slave->cs) { + case 1: + at91_set_pio_output(AT91_PIO_PORTA, 7, 0); + break; + case 0: + default: + at91_set_pio_output(AT91_PIO_PORTA, 14, 0); + break; + } +} + +void spi_cs_deactivate(struct spi_slave *slave) +{ + switch (slave->cs) { + case 1: + at91_set_pio_output(AT91_PIO_PORTA, 7, 1); + break; + case 0: + default: + at91_set_pio_output(AT91_PIO_PORTA, 14, 1); + break; + } +} +#endif /* CONFIG_ATMEL_SPI */ + +#ifdef CONFIG_GENERIC_ATMEL_MCI +int board_mmc_init(bd_t *bd) +{ + at91_mci_hw_init(); + + return atmel_mci_init((void *)ATMEL_BASE_HSMCI0); +} +#endif + +int board_early_init_f(void) +{ + at91_seriald_hw_init(); + return 0; +} + +int board_init(void) +{ + /* arch number of AT91SAM9X5EK-Board */ + gd->bd->bi_arch_number = MACH_TYPE_AT91SAM9X5EK; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; + +#ifdef CONFIG_ATMEL_SPI + at91_spi0_hw_init(1 << 4); +#endif + +#if defined(CONFIG_USB_OHCI_NEW) || defined(CONFIG_USB_EHCI) + at91_uhp_hw_init(); +#endif + return 0; +} + +int dram_init(void) +{ + gd->ram_size = get_ram_size((void *) CONFIG_SYS_SDRAM_BASE, + CONFIG_SYS_SDRAM_SIZE); + return 0; +} + +#if defined(CONFIG_SPL_BUILD) +#include + +void at91_spl_board_init(void) +{ +#ifdef CONFIG_SYS_USE_MMC + at91_mci_hw_init(); +#elif CONFIG_SYS_USE_SPIFLASH + at91_spi0_hw_init(1 << 4); +#endif +} + +#include +static void ddr2_conf(struct atmel_mpddrc_config *ddr2) +{ + ddr2->md = (ATMEL_MPDDRC_MD_DBW_16_BITS | ATMEL_MPDDRC_MD_DDR2_SDRAM); + + ddr2->cr = (ATMEL_MPDDRC_CR_NC_COL_10 | + ATMEL_MPDDRC_CR_NR_ROW_13 | + ATMEL_MPDDRC_CR_CAS_DDR_CAS3 | + ATMEL_MPDDRC_CR_NB_8BANKS | + ATMEL_MPDDRC_CR_DECOD_INTERLEAVED); + + ddr2->rtr = 0x411; + + ddr2->tpr0 = (6 << ATMEL_MPDDRC_TPR0_TRAS_OFFSET | + 2 << ATMEL_MPDDRC_TPR0_TRCD_OFFSET | + 2 << ATMEL_MPDDRC_TPR0_TWR_OFFSET | + 8 << ATMEL_MPDDRC_TPR0_TRC_OFFSET | + 2 << ATMEL_MPDDRC_TPR0_TRP_OFFSET | + 2 << ATMEL_MPDDRC_TPR0_TRRD_OFFSET | + 2 << ATMEL_MPDDRC_TPR0_TWTR_OFFSET | + 2 << ATMEL_MPDDRC_TPR0_TMRD_OFFSET); + + ddr2->tpr1 = (2 << ATMEL_MPDDRC_TPR1_TXP_OFFSET | + 200 << ATMEL_MPDDRC_TPR1_TXSRD_OFFSET | + 19 << ATMEL_MPDDRC_TPR1_TXSNR_OFFSET | + 18 << ATMEL_MPDDRC_TPR1_TRFC_OFFSET); + + ddr2->tpr2 = (7 << ATMEL_MPDDRC_TPR2_TFAW_OFFSET | + 2 << ATMEL_MPDDRC_TPR2_TRTP_OFFSET | + 3 << ATMEL_MPDDRC_TPR2_TRPA_OFFSET | + 7 << ATMEL_MPDDRC_TPR2_TXARDS_OFFSET | + 2 << ATMEL_MPDDRC_TPR2_TXARD_OFFSET); +} + +void mem_init(void) +{ + struct at91_pmc *pmc = (struct at91_pmc *)ATMEL_BASE_PMC; + struct at91_matrix *matrix = (struct at91_matrix *)ATMEL_BASE_MATRIX; + struct atmel_mpddrc_config ddr2; + unsigned long csa; + + ddr2_conf(&ddr2); + + /* enable DDR2 clock */ + writel(AT91_PMC_DDR, &pmc->scer); + + /* Chip select 1 is for DDR2/SDRAM */ + csa = readl(&matrix->ebicsa); + csa |= AT91_MATRIX_EBI_CS1A_SDRAMC; + csa &= ~AT91_MATRIX_EBI_DBPU_OFF; + csa |= AT91_MATRIX_EBI_DBPD_OFF; + csa |= AT91_MATRIX_EBI_EBI_IOSR_NORMAL; + writel(csa, &matrix->ebicsa); + + /* DDRAM2 Controller initialize */ + ddr2_init(ATMEL_BASE_DDRSDRC, ATMEL_BASE_CS1, &ddr2); +} +#endif From a3d5f2281858650bc606aa15757367ea6232b01e Mon Sep 17 00:00:00 2001 From: Biagio Montaruli Date: Wed, 3 Aug 2016 17:24:44 +0200 Subject: [PATCH 2/4] Update Atmel AT91 Kconfig file (arch/arm/mach-at91/Kconfig) in order to include (source) Arietta-G25 Kconfig file allowing the user to choose Arietta configuration in Atmel AT91 boards configuration menu Signed-off-by: Biagio Montaruli --- arch/arm/mach-at91/Kconfig | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig index 73a9c74512a..4542afe132b 100644 --- a/arch/arm/mach-at91/Kconfig +++ b/arch/arm/mach-at91/Kconfig @@ -130,6 +130,11 @@ config TARGET_VINCO select CPU_V7 select SUPPORT_SPL +config TARGET_ARIETTA_G25 + bool "Acme Systems Arietta-G25 board" + select CPU_ARM926EJS + select SUPPORT_SPL + endchoice config SYS_SOC @@ -162,5 +167,6 @@ source "board/ronetix/pm9g45/Kconfig" source "board/siemens/corvus/Kconfig" source "board/siemens/taurus/Kconfig" source "board/siemens/smartweb/Kconfig" +source "board/acmesystems/arietta_g25/Kconfig" endif From 2109b41f3642e0ddb8b38bc562183c8b787be520 Mon Sep 17 00:00:00 2001 From: Biagio Montaruli Date: Wed, 3 Aug 2016 17:35:57 +0200 Subject: [PATCH 3/4] Add Arietta-G25 default U-Boot configuration files Add support for Arietta-G25 for both 128mb and 256mb ram version Signed-off-by: Biagio Montaruli --- configs/arietta_g25_128mb_defconfig | 11 +++++++++++ configs/arietta_g25_256mb_defconfig | 11 +++++++++++ 2 files changed, 22 insertions(+) create mode 100644 configs/arietta_g25_128mb_defconfig create mode 100644 configs/arietta_g25_256mb_defconfig diff --git a/configs/arietta_g25_128mb_defconfig b/configs/arietta_g25_128mb_defconfig new file mode 100644 index 00000000000..275d71068b6 --- /dev/null +++ b/configs/arietta_g25_128mb_defconfig @@ -0,0 +1,11 @@ +CONFIG_ARM=y +CONFIG_ARCH_AT91=y +CONFIG_TARGET_ARIETTA_G25=y +CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9X5,SYS_USE_MMC,RAM_128MB" +CONFIG_SYS_PROMPT="U-Boot> " +CONFIG_AUTOBOOT_KEYED=y +CONFIG_AUTOBOOT_PROMPT="Press SPACE to abort autoboot in %d seconds\n" +CONFIG_AUTOBOOT_DELAY_STR="d" +CONFIG_AUTOBOOT_STOP_STR=" " +CONFIG_SPI_FLASH=y +CONFIG_SPI_FLASH_ATMEL=y diff --git a/configs/arietta_g25_256mb_defconfig b/configs/arietta_g25_256mb_defconfig new file mode 100644 index 00000000000..3949b4b57f1 --- /dev/null +++ b/configs/arietta_g25_256mb_defconfig @@ -0,0 +1,11 @@ +CONFIG_ARM=y +CONFIG_ARCH_AT91=y +CONFIG_TARGET_ARIETTA_G25=y +CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9X5,SYS_USE_MMC,RAM_256MB" +CONFIG_SYS_PROMPT="U-Boot> " +CONFIG_AUTOBOOT_KEYED=y +CONFIG_AUTOBOOT_PROMPT="Press SPACE to abort autoboot in %d seconds\n" +CONFIG_AUTOBOOT_DELAY_STR="d" +CONFIG_AUTOBOOT_STOP_STR=" " +CONFIG_SPI_FLASH=y +CONFIG_SPI_FLASH_ATMEL=y From c735d1e27c13056dd12edf83edfb1d2d165ca0a7 Mon Sep 17 00:00:00 2001 From: Biagio Montaruli Date: Wed, 3 Aug 2016 18:13:53 +0200 Subject: [PATCH 4/4] Add U-Boot configuration settings for Arietta-G25 Add include/configs/arietta_g25.h, based on at91sam9x5ek, to define Arietta boot strategies. By default Arietta-G25 supports boot from SD card but user can also use a boot environment file (uEnv.txt) to define boot environment variables and to customize boot steps. By default at91bootstrap (boot.bin) loads U-Boot image (u-boot.bin) into SDRAM and then U-Boot is used to load the Linux kernel image (zImage) and the device tree binary (acme-arietta.dtb) into SDRAM. At91bootstrap, U-Boot image and Kernel image must be on the first SD card partition formatted with a FAT16 or FAT32 file system. During the boot process, if U-Boot does not find the kernel image nor the dtb, it tries to load uEnv.txt from the first partition of the SD card. Signed-off-by: Biagio Montaruli --- include/configs/arietta_g25.h | 292 ++++++++++++++++++++++++++++++++++ 1 file changed, 292 insertions(+) create mode 100644 include/configs/arietta_g25.h diff --git a/include/configs/arietta_g25.h b/include/configs/arietta_g25.h new file mode 100644 index 00000000000..e9d301a37c0 --- /dev/null +++ b/include/configs/arietta_g25.h @@ -0,0 +1,292 @@ +/* + * Copyright (C) 2012 Atmel Corporation + * + * Copyright (C) 2016 Biagio Montaruli + * + * U-Boot configuration settings for the Arietta-G25 board. + * http://www.acmesystems.it/arietta + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __CONFIG_ARIETTA_G25_H +#define __CONFIG_ARIETTA_G25_H + +#include + +#define CONFIG_SYS_TEXT_BASE 0x26f00000 + +#define CONFIG_ENV_IS_NOWHERE + +/* ARM asynchronous clock */ +#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 +#define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* 12 MHz crystal */ + +#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG +#define CONFIG_SKIP_LOWLEVEL_INIT +#define CONFIG_BOARD_EARLY_INIT_F +#define CONFIG_DISPLAY_CPUINFO + +#define CONFIG_CMD_BOOTZ +#define CONFIG_OF_LIBFDT + + +/* general purpose I/O */ +#define CONFIG_ATMEL_LEGACY /* required until (g)pio is fixed */ +#define CONFIG_AT91_GPIO + +/* serial console */ +#define CONFIG_ATMEL_USART +#define CONFIG_USART_BASE ATMEL_BASE_DBGU +#define CONFIG_USART_ID ATMEL_ID_SYS + +#define CONFIG_BOOTDELAY 3 + +/* + * BOOTP options + */ +#define CONFIG_BOOTP_BOOTFILESIZE +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME + +/* no NOR flash */ +#define CONFIG_SYS_NO_FLASH +#if defined(CONFIG_CMD_IMLS) +#undef CONFIG_CMD_IMLS +#endif + +/* + * Command line configuration. + */ +#define CONFIG_CMD_PING +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_SF +#define CONFIG_CMD_MMC +#define CONFIG_CMD_FAT +#define CONFIG_CMD_USB + +/* + * define CONFIG_USB_EHCI to enable USB Hi-Speed (aka 2.0) + * NB: in this case, USB 1.1 devices won't be recognized. + */ + + +/* SDRAM */ +#define CONFIG_NR_DRAM_BANKS 1 +#define CONFIG_SYS_SDRAM_BASE 0x20000000 +#if defined(CONFIG_RAM_128MB) +#define CONFIG_SYS_SDRAM_SIZE 0x08000000 /* 128 mb */ +#elif defined(CONFIG_RAM_256MB) +#define CONFIG_SYS_SDRAM_SIZE 0x10000000 /* 256 mb */ +#endif + +#define CONFIG_SYS_INIT_SP_ADDR \ + (CONFIG_SYS_SDRAM_BASE + 4 * 1024 - GENERATED_GBL_DATA_SIZE) + +/* DataFlash */ +#ifdef CONFIG_CMD_SF +#define CONFIG_ATMEL_SPI +#define CONFIG_SF_DEFAULT_SPEED 30000000 +#endif + +/* MMC */ +#ifdef CONFIG_CMD_MMC +#define CONFIG_MMC +#define CONFIG_GENERIC_MMC +#define CONFIG_GENERIC_ATMEL_MCI +#define CONFIG_CMD_EXT2 +#define CONFIG_CMD_EXT4 +#define CONFIG_CMD_EXT4_WRITE +#endif + +/* FAT */ +#ifdef CONFIG_CMD_FAT +#define CONFIG_FAT_WRITE +#define CONFIG_DOS_PARTITION +#endif + +/* Ethernet */ +#define CONFIG_MACB +#define CONFIG_RMII +#define CONFIG_NET_RETRY_COUNT 20 +#define CONFIG_MACB_SEARCH_PHY + +/* USB */ +#ifdef CONFIG_CMD_USB +#ifdef CONFIG_USB_EHCI +#define CONFIG_USB_EHCI_ATMEL +#define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS 2 +#else +#define CONFIG_USB_ATMEL +#define CONFIG_USB_ATMEL_CLK_SEL_UPLL +#define CONFIG_USB_OHCI_NEW +#define CONFIG_SYS_USB_OHCI_CPU_INIT +#define CONFIG_SYS_USB_OHCI_REGS_BASE ATMEL_BASE_OHCI +#define CONFIG_SYS_USB_OHCI_SLOT_NAME "arietta-g25" +#define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 3 +#endif +#define CONFIG_USB_STORAGE +#endif + +#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ + +#define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE +#define CONFIG_SYS_MEMTEST_END 0x26e00000 + +#if defined(CONFIG_SYS_USE_MMC) +/* bootstrap + u-boot + env + linux in mmc */ +#define CONFIG_ENV_SIZE 0x4000 +#define CONFIG_BOOTCOMMAND \ + "setenv interface mmc; " \ + "setenv mmcdev 0; " \ + "setenv mmcpart 1; " \ + "setenv bootpart ${mmcdev}:${mmcpart}; " \ + "setenv linuximage zImage; " \ + "setenv dtbfile acme-arietta.dtb; " \ + "setenv loadaddr 0x22000000; " \ + "setenv dtbaddr 0x21000000; " \ + "setenv uenvaddr 0x21008000; " \ + "setenv envfile uEnv.txt; " \ + "mmc dev ${mmcdev}; " \ + "if mmc rescan; then " \ + "echo SD/MMC found on device ${mmcdev}; " \ + "if test -e mmc ${bootpart} ${linuximage}; then " \ + "echo Loading linux kernel image ${linuximage} from ${interface}${mmcdev} partition ${mmcpart} ...; " \ + "fatload mmc ${bootpart} ${loadaddr} ${linuximage}; " \ + "if test -e mmc ${bootpart} ${dtbfile}; then " \ + "echo Loading Arietta-G25 dtb ${dtbfile} from ${interface}${mmcdev} partition ${mmcpart} ...; " \ + "fatload mmc ${bootpart} ${dtbaddr} ${dtbfile}; " \ + "bootz ${loadaddr} - ${dtbaddr}; " \ + "else " \ + "echo WARN: Cannot load Arietta-G25 dtb !; " \ + "if test -e ${interface} ${bootpart} ${envfile}; then " \ + "echo Loading boot environment data from ${interface}${mmcdev} partition ${mmcpart} ...; " \ + "fatload ${interface} ${bootpart} ${uenvaddr} ${envfile}; " \ + "echo Importing boot environment from ${envfile}; " \ + "env import -t ${uenvaddr} ${filesize}; " \ + "if test -n ${uenvcmd}; then " \ + "echo Running uenvcmd ...;" \ + "run uenvcmd;" \ + "else " \ + "echo WARN: Boot environment commands not defined !; " \ + "fi;" \ + "else " \ + "echo WARN: Cannot load boot environment data from ${interface}${mmcdev} partition ${mmcpart} ...; " \ + "fi;" \ + "fi;" \ + "else " \ + "echo WARN: Cannot load linux kernel image !; " \ + "if test -e ${interface} ${bootpart} ${envfile}; then " \ + "echo Loading boot environment data from ${interface}${mmcdev} partition ${mmcpart} ...; " \ + "fatload ${interface} ${bootpart} ${uenvaddr} ${envfile}; " \ + "echo Importing boot environment from ${envfile}; " \ + "env import -t ${uenvaddr} ${filesize}; " \ + "if test -n ${uenvcmd}; then " \ + "echo Running uenvcmd ...;" \ + "run uenvcmd;" \ + "else " \ + "echo WARN: Boot environment commands not defined !; " \ + "fi;" \ + "else " \ + "echo WARN: Cannot load boot environment data from ${interface}${mmcdev} partition $mmcpart} ...; " \ + "fi;" \ + "fi;" \ + "fi;" + +#elif defined(CONFIG_SYS_USE_SPIFLASH) +/* bootstrap + u-boot + env + linux in spi flash */ +#define CONFIG_ENV_IS_IN_SPI_FLASH +#define CONFIG_ENV_OFFSET 0x5000 +#define CONFIG_ENV_SIZE 0x3000 +#define CONFIG_ENV_SECT_SIZE 0x1000 +#define CONFIG_ENV_SPI_MAX_HZ 30000000 +#define CONFIG_BOOTCOMMAND "sf probe 0; " \ + "sf read 0x22000000 0x100000 0x300000; " \ + "bootm 0x22000000" + +#elif defined(CONFIG_SYS_USE_DATAFLASH) +/* bootstrap + u-boot + env + linux in data flash */ +#define CONFIG_ENV_IS_IN_SPI_FLASH +#define CONFIG_ENV_OFFSET 0x4200 +#define CONFIG_ENV_SIZE 0x4200 +#define CONFIG_ENV_SECT_SIZE 0x210 +#define CONFIG_ENV_SPI_MAX_HZ 30000000 +#define CONFIG_BOOTCOMMAND "sf probe 0; " \ + "sf read 0x22000000 0x84000 0x294000; " \ + "bootm 0x22000000" +#endif + +#ifdef CONFIG_SYS_USE_MMC + +#ifdef CONFIG_RAM_128MB +#define CONFIG_BOOTARGS "mem=128M console=ttyS0,115200 " \ + "root=/dev/mmcblk0p2 rw " \ + "rootfstype=ext4 rootwait" +#else /* ifdef CONFIG_RAM_256MB */ +#define CONFIG_BOOTARGS "mem=256M console=ttyS0,115200 " \ + "root=/dev/mmcblk0p2 rw " \ + "rootfstype=ext4 rootwait" +#endif /* #ifdef CONFIG_RAM_128MB */ + +#endif /* #ifdef CONFIG_SYS_USE_MMC */ + +#define CONFIG_BAUDRATE 115200 + +#define CONFIG_SYS_CBSIZE 256 +#define CONFIG_SYS_MAXARGS 16 +#define CONFIG_SYS_LONGHELP +#define CONFIG_CMDLINE_EDITING +#define CONFIG_AUTO_COMPLETE +#define CONFIG_SYS_HUSH_PARSER + +/* + * Size of malloc() pool + */ +#define CONFIG_SYS_MALLOC_LEN (512 * 1024 + 0x1000) + +/* SPL */ +#define CONFIG_SPL_FRAMEWORK +#define CONFIG_SPL_TEXT_BASE 0x300000 +#define CONFIG_SPL_MAX_SIZE 0x6000 +#define CONFIG_SPL_STACK 0x308000 + +#define CONFIG_SPL_BSS_START_ADDR 0x20000000 +#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 +#define CONFIG_SYS_SPL_MALLOC_START 0x20080000 +#define CONFIG_SYS_SPL_MALLOC_SIZE 0x80000 + +#define CONFIG_SPL_LIBCOMMON_SUPPORT +#define CONFIG_SPL_LIBGENERIC_SUPPORT +#define CONFIG_SPL_GPIO_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT + +#define CONFIG_SPL_BOARD_INIT +#define CONFIG_SYS_MONITOR_LEN (512 << 10) + +#define CONFIG_SYS_MASTER_CLOCK 132096000 +#define CONFIG_SYS_AT91_PLLA 0x20c73f03 +#define CONFIG_SYS_MCKR 0x1301 +#define CONFIG_SYS_MCKR_CSS 0x1302 + +#ifdef CONFIG_SYS_USE_MMC +#define CONFIG_SPL_LDSCRIPT arch/arm/mach-at91/arm926ejs/u-boot-spl.lds +#define CONFIG_SPL_MMC_SUPPORT +#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x400 +#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x200 +#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1 +#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" +#define CONFIG_SPL_FAT_SUPPORT +#define CONFIG_SPL_LIBDISK_SUPPORT + +#elif CONFIG_SYS_USE_SPIFLASH +#define CONFIG_SPL_SPI_SUPPORT +#define CONFIG_SPL_SPI_FLASH_SUPPORT +#define CONFIG_SPL_SPI_LOAD +#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x8400 + +#endif + +#endif