From 0cb77bfa7a828f7d62eb92e03861d4fcb4d8226d Mon Sep 17 00:00:00 2001 From: Matthias Fuchs Date: Tue, 19 Jul 2011 01:56:06 +0000 Subject: [PATCH] at91: reworked support for meesc board The meesc board support was broken. Within this opportunity, I completely reworked the board files. Signed-off-by: Daniel Gorsulowski Signed-off-by: Matthias Fuchs --- board/esd/meesc/config.mk | 1 - board/esd/meesc/meesc.c | 49 ++++----- include/configs/meesc.h | 202 ++++++++++++++++++++++---------------- 3 files changed, 144 insertions(+), 108 deletions(-) delete mode 100644 board/esd/meesc/config.mk diff --git a/board/esd/meesc/config.mk b/board/esd/meesc/config.mk deleted file mode 100644 index 207769233e..0000000000 --- a/board/esd/meesc/config.mk +++ /dev/null @@ -1 +0,0 @@ -CONFIG_SYS_TEXT_BASE = 0x21f00000 diff --git a/board/esd/meesc/meesc.c b/board/esd/meesc/meesc.c index 41fa3e1567..ad43531cb1 100644 --- a/board/esd/meesc/meesc.c +++ b/board/esd/meesc/meesc.c @@ -3,7 +3,7 @@ * Stelian Pop * Lead Tech Design * - * (C) Copyright 2009-2010 + * (C) Copyright 2009-2011 * Daniel Gorsulowski * esd electronic system design gmbh * @@ -27,7 +27,7 @@ */ #include -#include +#include #include #include #include @@ -35,8 +35,6 @@ #include #include #include -#include -#include #include DECLARE_GLOBAL_DATA_PTR; @@ -67,8 +65,8 @@ int get_hw_rev(void) static void meesc_nand_hw_init(void) { unsigned long csa; - at91_smc_t *smc = (at91_smc_t *) AT91_SMC0_BASE; - at91_matrix_t *matrix = (at91_matrix_t *) AT91_MATRIX_BASE; + at91_smc_t *smc = (at91_smc_t *) ATMEL_BASE_SMC0; + at91_matrix_t *matrix = (at91_matrix_t *) ATMEL_BASE_MATRIX; /* Enable CS3 */ csa = readl(&matrix->csa[0]) | AT91_MATRIX_CSA_EBI_CS3A; @@ -88,7 +86,7 @@ static void meesc_nand_hw_init(void) writel(AT91_SMC_MODE_RM_NRD | AT91_SMC_MODE_WM_NWE | AT91_SMC_MODE_EXNW_DISABLE | AT91_SMC_MODE_DBW_8 | - AT91_SMC_MODE_TDF_CYCLE(2), + AT91_SMC_MODE_TDF_CYCLE(3), &smc->cs[3].mode); /* Configure RDY/BSY */ @@ -102,9 +100,9 @@ static void meesc_nand_hw_init(void) #ifdef CONFIG_MACB static void meesc_macb_hw_init(void) { - at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; + at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; /* Enable clock */ - writel(1 << AT91SAM9263_ID_EMAC, &pmc->pcer); + writel(1 << ATMEL_ID_EMAC, &pmc->pcer); at91_macb_hw_init(); } #endif @@ -117,7 +115,7 @@ static void meesc_macb_hw_init(void) */ static void meesc_ethercat_hw_init(void) { - at91_smc_t *smc1 = (at91_smc_t *) AT91_SMC1_BASE; + at91_smc_t *smc1 = (at91_smc_t *) ATMEL_BASE_SMC1; /* Configure SMC EBI1_CS0 for EtherCAT */ writel(AT91_SMC_SETUP_NWE(0) | AT91_SMC_SETUP_NCS_WR(0) | @@ -142,8 +140,9 @@ static void meesc_ethercat_hw_init(void) int dram_init(void) { - gd->bd->bi_dram[0].start = PHYS_SDRAM; - gd->bd->bi_dram[0].size = get_ram_size((long *) PHYS_SDRAM, (1 << 27)); + gd->ram_size = get_ram_size( + (void *)CONFIG_SYS_SDRAM_BASE, + CONFIG_SYS_SDRAM_SIZE); return 0; } @@ -151,7 +150,7 @@ int board_eth_init(bd_t *bis) { int rc = 0; #ifdef CONFIG_MACB - rc = macb_eth_initialize(0, (void *)AT91_EMAC_BASE, 0x00); + rc = macb_eth_initialize(0, (void *)ATMEL_BASE_EMAC, 0x00); #endif return rc; } @@ -225,7 +224,7 @@ int misc_init_r(void) { char *str; char buf[32]; - at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; + at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; /* * Normally the processor clock has a divisor of 2. @@ -246,24 +245,28 @@ int misc_init_r(void) } #endif /* CONFIG_MISC_INIT_R */ -int board_init(void) +int board_early_init_f(void) { - at91_pmc_t *pmc = (at91_pmc_t *) AT91_PMC_BASE; + at91_pmc_t *pmc = (at91_pmc_t *) ATMEL_BASE_PMC; - /* Peripheral Clock Enable Register */ - writel(1 << AT91SAM9263_ID_PIOA | - 1 << AT91SAM9263_ID_PIOB | - 1 << AT91SAM9263_ID_PIOCDE | - 1 << AT91SAM9263_ID_UHP, + /* enable all clocks */ + writel((1 << ATMEL_ID_PIOA) | (1 << ATMEL_ID_PIOB) | + (1 << ATMEL_ID_PIOCDE) | (1 << ATMEL_ID_UHP), &pmc->pcer); + at91_seriald_hw_init(); + + return 0; +} + +int board_init(void) +{ /* initialize ET1100 Controller */ meesc_ethercat_hw_init(); /* adress of boot parameters */ - gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; - at91_serial_hw_init(); #ifdef CONFIG_CMD_NAND meesc_nand_hw_init(); #endif diff --git a/include/configs/meesc.h b/include/configs/meesc.h index a27b36b378..e100cb41ce 100644 --- a/include/configs/meesc.h +++ b/include/configs/meesc.h @@ -3,7 +3,7 @@ * Stelian Pop * Lead Tech Design * - * (C) Copyright 2009-2010 + * (C) Copyright 2009-2011 * Daniel Gorsulowski * esd electronic system design gmbh * @@ -31,49 +31,68 @@ #ifndef __CONFIG_H #define __CONFIG_H -/* Common stuff */ -#define CONFIG_MEESC 1 /* Board is esd MEESC */ -#define CONFIG_ARM926EJS 1 /* This is an ARM926EJS Core */ -#define CONFIG_AT91SAM9263 1 /* It's an AT91SAM9263 SoC */ +/* + * SoC must be defined first, before hardware.h is included. + * In this case SoC is defined in boards.cfg. + */ +#include + +/* + * Warning: changing CONFIG_SYS_TEXT_BASE requires + * adapting the initial boot program. + * Since the linker has to swallow that define, we must use a pure + * hex number here! + */ +#define CONFIG_SYS_TEXT_BASE 0x20002000 + +/* ARM asynchronous clock */ +#define CONFIG_SYS_AT91_SLOW_CLOCK 32768 /* 32.768 kHz crystal */ #define CONFIG_SYS_AT91_MAIN_CLOCK 16000000/* 16.0 MHz crystal */ #define CONFIG_SYS_HZ 1000 /* decrementer freq */ -#define CONFIG_DISPLAY_BOARDINFO 1 -#define CONFIG_DISPLAY_CPUINFO 1 /* display cpu info and speed */ -#define CONFIG_PREBOOT /* enable preboot variable */ -#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ -#define CONFIG_SETUP_MEMORY_TAGS 1 -#define CONFIG_INITRD_TAG 1 -#define CONFIG_SERIAL_TAG 1 -#define CONFIG_REVISION_TAG 1 -#undef CONFIG_USE_IRQ /* don't need IRQ/FIQ stuff */ +/* Misc CPU related */ #define CONFIG_SKIP_LOWLEVEL_INIT +#define CONFIG_ARCH_CPU_INIT +#define CONFIG_BOARD_EARLY_INIT_F /* call board_early_init_f() */ +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG +#define CONFIG_SERIAL_TAG +#define CONFIG_REVISION_TAG +#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ #define CONFIG_MISC_INIT_R /* Call misc_init_r */ +#undef CONFIG_USE_IRQ /* don't need IRQ/FIQ stuff */ -#define CONFIG_ARCH_CPU_INIT +#define CONFIG_DISPLAY_BOARDINFO /* call checkboard() */ +#define CONFIG_DISPLAY_CPUINFO /* display cpu info and speed */ +#define CONFIG_PREBOOT /* enable preboot variable */ /* * Hardware drivers */ +/* required until arch/arm/include/asm/arch-at91/at91sam9263.h is reworked */ +#define ATMEL_PMC_UHP AT91SAM926x_PMC_UHP + +/* general purpose I/O */ +#define CONFIG_AT91_GPIO + /* Console output */ -#define CONFIG_AT91_GPIO 1 -#define CONFIG_ATMEL_USART 1 -#undef CONFIG_USART0 -#undef CONFIG_USART1 -#undef CONFIG_USART2 -#define CONFIG_USART3 1 /* USART 3 is DBGU */ +#define CONFIG_ATMEL_USART +#define CONFIG_USART_BASE ATMEL_BASE_DBGU +#define CONFIG_USART_ID ATMEL_ID_SYS +#define CONFIG_BAUDRATE 115200 +#define CONFIG_SYS_BAUDRATE_TABLE {115200, 19200, 38400, 57600, 9600} -#define CONFIG_BOOTDELAY 3 -#define CONFIG_ZERO_BOOTDELAY_CHECK 1 +#define CONFIG_BOOTDELAY 3 +#define CONFIG_ZERO_BOOTDELAY_CHECK /* * BOOTP options */ -#define CONFIG_BOOTP_BOOTFILESIZE 1 -#define CONFIG_BOOTP_BOOTPATH 1 -#define CONFIG_BOOTP_GATEWAY 1 -#define CONFIG_BOOTP_HOSTNAME 1 +#define CONFIG_BOOTP_BOOTFILESIZE +#define CONFIG_BOOTP_BOOTPATH +#define CONFIG_BOOTP_GATEWAY +#define CONFIG_BOOTP_HOSTNAME /* * Command line configuration. @@ -84,97 +103,112 @@ #undef CONFIG_CMD_LOADS #undef CONFIG_CMD_IMLS -#define CONFIG_CMD_PING 1 -#define CONFIG_CMD_DHCP 1 -#define CONFIG_CMD_NAND 1 -#define CONFIG_CMD_USB 1 +#define CONFIG_CMD_PING +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_NAND +#define CONFIG_CMD_USB /* LED */ -#define CONFIG_AT91_LED 1 +#define CONFIG_AT91_LED -/* SDRAM */ -#define CONFIG_NR_DRAM_BANKS 1 -#define PHYS_SDRAM 0x20000000 +/* + * SDRAM: 1 bank, min 32, max 128 MB + * Initialized before u-boot gets started. + */ +#define CONFIG_NR_DRAM_BANKS 1 +#define CONFIG_SYS_SDRAM_BASE 0x20000000 /* ATMEL_BASE_CS1 */ +#define CONFIG_SYS_SDRAM_SIZE 0x02000000 + +#define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x00100000) +#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x01E00000) +#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x00100000) + +/* + * Initial stack pointer: 4k - GENERATED_GBL_DATA_SIZE in internal SRAM, + * leaving the correct space for initial global data structure above + * that address while providing maximum stack area below. + */ +#define CONFIG_SYS_INIT_SP_ADDR \ + (ATMEL_BASE_SRAM0 + 0x1000 - GENERATED_GBL_DATA_SIZE) /* DataFlash */ -#define CONFIG_ATMEL_DATAFLASH_SPI -#define CONFIG_HAS_DATAFLASH 1 -#define CONFIG_SYS_SPI_WRITE_TOUT (5 * CONFIG_SYS_HZ) -#define CONFIG_SYS_MAX_DATAFLASH_BANKS 1 -#define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ -#define AT91_SPI_CLK 15000000 -#define DATAFLASH_TCSS (0x1a << 16) -#define DATAFLASH_TCHS (0x1 << 24) +#ifdef CONFIG_SYS_USE_DATAFLASH +# define CONFIG_ATMEL_DATAFLASH_SPI +# define CONFIG_HAS_DATAFLASH +# define CONFIG_SYS_SPI_WRITE_TOUT (5 * CONFIG_SYS_HZ) +# define CONFIG_SYS_MAX_DATAFLASH_BANKS 1 +# define CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* CS0 */ +# define AT91_SPI_CLK 15000000 +# define DATAFLASH_TCSS (0x1a << 16) +# define DATAFLASH_TCHS (0x1 << 24) +#endif /* NOR flash is not populated, disable it */ -#define CONFIG_SYS_NO_FLASH 1 +#define CONFIG_SYS_NO_FLASH /* NAND flash */ #ifdef CONFIG_CMD_NAND -#define CONFIG_NAND_ATMEL -#define CONFIG_SYS_MAX_NAND_DEVICE 1 -#define CONFIG_SYS_NAND_BASE 0x40000000 -#define CONFIG_SYS_NAND_DBW_8 1 -/* our ALE is AD21 */ -#define CONFIG_SYS_NAND_MASK_ALE (1 << 21) -/* our CLE is AD22 */ -#define CONFIG_SYS_NAND_MASK_CLE (1 << 22) -#define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIO_PORTD, 15 -#define CONFIG_SYS_NAND_READY_PIN AT91_PIO_PORTA, 22 -#define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */ +# define CONFIG_NAND_ATMEL +# define CONFIG_SYS_MAX_NAND_DEVICE 1 +# define CONFIG_SYS_NAND_BASE 0x40000000 /* ATMEL_BASE_CS3 */ +# define CONFIG_SYS_NAND_DBW_8 +# define CONFIG_SYS_NAND_MASK_ALE (1 << 21) +# define CONFIG_SYS_NAND_MASK_CLE (1 << 22) +# define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIO_PORTD, 15 +# define CONFIG_SYS_NAND_READY_PIN AT91_PIO_PORTA, 22 +# define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */ #endif /* Ethernet */ -#define CONFIG_MACB 1 -#define CONFIG_RMII 1 -#define CONFIG_NET_MULTI 1 +#define CONFIG_MACB +#define CONFIG_RMII +#define CONFIG_NET_MULTI +#define CONFIG_FIT #define CONFIG_NET_RETRY_COUNT 20 #undef CONFIG_RESET_PHY_R /* USB */ #define CONFIG_USB_ATMEL -#define CONFIG_USB_OHCI_NEW 1 -#define CONFIG_DOS_PARTITION 1 -#define CONFIG_SYS_USB_OHCI_CPU_INIT 1 +#define CONFIG_USB_OHCI_NEW +#define CONFIG_DOS_PARTITION +#define CONFIG_SYS_USB_OHCI_CPU_INIT #define CONFIG_SYS_USB_OHCI_REGS_BASE 0x00a00000 #define CONFIG_SYS_USB_OHCI_SLOT_NAME "at91sam9263" #define CONFIG_SYS_USB_OHCI_MAX_ROOT_PORTS 2 -#define CONFIG_USB_STORAGE 1 -#define CONFIG_CMD_FAT 1 - -#define CONFIG_SYS_LOAD_ADDR 0x22000000 /* load address */ - -#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM -#define CONFIG_SYS_MEMTEST_END 0x21e00000 - -#define CONFIG_SYS_USE_DATAFLASH 1 -#undef CONFIG_SYS_USE_NANDFLASH /* CAN */ -#define CONFIG_AT91_CAN 1 +#define CONFIG_AT91_CAN /* hw-controller addresses */ -#define CONFIG_ET1100_BASE 0x70000000 +#define CONFIG_ET1100_BASE 0x70000000 + +#ifdef CONFIG_SYS_USE_DATAFLASH /* bootstrap + u-boot + env in dataflash on CS0 */ -#define CONFIG_ENV_IS_IN_DATAFLASH 1 -#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \ +# define CONFIG_ENV_IS_IN_DATAFLASH +# define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \ 0x8400) -#define CONFIG_ENV_OFFSET 0x4200 -#define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \ +# define CONFIG_ENV_OFFSET 0x4200 +# define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + \ CONFIG_ENV_OFFSET) -#define CONFIG_ENV_SIZE 0x4200 +# define CONFIG_ENV_SIZE 0x4200 -#define CONFIG_BAUDRATE 115200 -#define CONFIG_SYS_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 } +#elif CONFIG_SYS_USE_NANDFLASH + +/* bootstrap + u-boot + env + linux in nandflash */ +# define CONFIG_ENV_IS_IN_NAND 1 +# define CONFIG_ENV_OFFSET 0xC0000 +# define CONFIG_ENV_SIZE 0x20000 + +#endif #define CONFIG_SYS_PROMPT "=> " -#define CONFIG_SYS_CBSIZE 256 +#define CONFIG_SYS_CBSIZE 512 #define CONFIG_SYS_MAXARGS 16 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ sizeof(CONFIG_SYS_PROMPT) + 16) -#define CONFIG_SYS_LONGHELP 1 -#define CONFIG_CMDLINE_EDITING 1 +#define CONFIG_SYS_LONGHELP +#define CONFIG_CMDLINE_EDITING /* * Size of malloc() pool @@ -185,7 +219,7 @@ #define CONFIG_STACKSIZE (32 * 1024) /* regular stack */ #ifdef CONFIG_USE_IRQ -#error CONFIG_USE_IRQ not supported +# error CONFIG_USE_IRQ not supported #endif #endif -- 2.39.5