*
* Michal SIMEK <monstr@monstr.eu>
*
- * 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
+ * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __CONFIG_H
#define CONFIG_MICROBLAZE 1
#define MICROBLAZE_V5 1
-/* linear flash memory */
+/* Open Firmware DTS */
+#define CONFIG_OF_CONTROL 1
+#define CONFIG_OF_EMBED 1
+#define CONFIG_DEFAULT_DEVICE_TREE microblaze-generic
+
+/* linear and spi flash memory */
#ifdef XILINX_FLASH_START
#define FLASH
+#undef SPIFLASH
#undef RAMENV /* hold environment in flash */
#else
+#ifdef XILINX_SPI_FLASH_BASEADDR
#undef FLASH
+#define SPIFLASH
+#undef RAMENV /* hold environment in flash */
+#else
+#undef FLASH
+#undef SPIFLASH
#define RAMENV /* hold environment in RAM */
#endif
+#endif
/* uart */
#ifdef XILINX_UARTLITE_BASEADDR
/* ethernet */
#undef CONFIG_SYS_ENET
-#if defined(XILINX_EMACLITE_BASEADDR)
+#if defined(XILINX_EMACLITE_BASEADDR) || defined(CONFIG_OF_CONTROL)
# define CONFIG_XILINX_EMACLITE 1
# define CONFIG_SYS_ENET
#endif
/* gpio */
#ifdef XILINX_GPIO_BASEADDR
-# define CONFIG_SYS_GPIO_0 1
+# define CONFIG_XILINX_GPIO
# define CONFIG_SYS_GPIO_0_ADDR XILINX_GPIO_BASEADDR
#endif
/* interrupt controller */
#ifdef XILINX_INTC_BASEADDR
-# define CONFIG_SYS_INTC_0 1
# define CONFIG_SYS_INTC_0_ADDR XILINX_INTC_BASEADDR
# define CONFIG_SYS_INTC_0_NUM XILINX_INTC_NUM_INTR_INPUTS
#endif
/* timer */
-#ifdef XILINX_TIMER_BASEADDR
-# if (XILINX_TIMER_IRQ != -1)
-# define CONFIG_SYS_TIMER_0 1
+#if defined(XILINX_TIMER_BASEADDR) && defined(XILINX_TIMER_IRQ)
# define CONFIG_SYS_TIMER_0_ADDR XILINX_TIMER_BASEADDR
# define CONFIG_SYS_TIMER_0_IRQ XILINX_TIMER_IRQ
-# define FREQUENCE XILINX_CLOCK_FREQ
-# define CONFIG_SYS_TIMER_0_PRELOAD ( FREQUENCE/1000 )
-# endif
-#elif XILINX_CLOCK_FREQ
-# define CONFIG_XILINX_CLOCK_FREQ XILINX_CLOCK_FREQ
-#else
-# error BAD CLOCK FREQ
#endif
-/* FSL */
-/* #define CONFIG_SYS_FSL_2 */
-/* #define FSL_INTR_2 1 */
+
+/* watchdog */
+#if defined(XILINX_WATCHDOG_BASEADDR) && defined(XILINX_WATCHDOG_IRQ)
+# define CONFIG_WATCHDOG_BASEADDR XILINX_WATCHDOG_BASEADDR
+# define CONFIG_WATCHDOG_IRQ XILINX_WATCHDOG_IRQ
+# define CONFIG_HW_WATCHDOG
+# define CONFIG_XILINX_TB_WATCHDOG
+#endif
/*
* memory layout - Example
# define CONFIG_SYS_MAX_FLASH_SECT 512
/* hardware flash protection */
# define CONFIG_SYS_FLASH_PROTECTION
-
+/* use buffered writes (20x faster) */
+# define CONFIG_SYS_FLASH_USE_BUFFER_WRITE 1
# ifdef RAMENV
# define CONFIG_ENV_IS_NOWHERE 1
# define CONFIG_ENV_SIZE 0x1000
# define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
-# else /* !RAMENV */
+# else /* FLASH && !RAMENV */
# define CONFIG_ENV_IS_IN_FLASH 1
/* 128K(one sector) for env */
# define CONFIG_ENV_SECT_SIZE 0x20000
# define CONFIG_ENV_ADDR \
(CONFIG_SYS_FLASH_BASE + (2 * CONFIG_ENV_SECT_SIZE))
# define CONFIG_ENV_SIZE 0x20000
-# endif /* !RAMBOOT */
+# endif /* FLASH && !RAMBOOT */
#else /* !FLASH */
+
+#ifdef SPIFLASH
+# define CONFIG_SYS_NO_FLASH 1
+# define CONFIG_SYS_SPI_BASE XILINX_SPI_FLASH_BASEADDR
+# define CONFIG_XILINX_SPI 1
+# define CONFIG_SPI 1
+# define CONFIG_SPI_FLASH 1
+# define CONFIG_SPI_FLASH_STMICRO 1
+# define CONFIG_SF_DEFAULT_MODE SPI_MODE_3
+# define CONFIG_SF_DEFAULT_SPEED XILINX_SPI_FLASH_MAX_FREQ
+# define CONFIG_SF_DEFAULT_CS XILINX_SPI_FLASH_CS
+
+# ifdef RAMENV
+# define CONFIG_ENV_IS_NOWHERE 1
+# define CONFIG_ENV_SIZE 0x1000
+# define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
+
+# else /* SPIFLASH && !RAMENV */
+# define CONFIG_ENV_IS_IN_SPI_FLASH 1
+# define CONFIG_ENV_SPI_MODE SPI_MODE_3
+# define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED
+# define CONFIG_ENV_SPI_CS CONFIG_SF_DEFAULT_CS
+/* 128K(two sectors) for env */
+# define CONFIG_ENV_SECT_SIZE 0x10000
+# define CONFIG_ENV_SIZE (2 * CONFIG_ENV_SECT_SIZE)
+/* Warning: adjust the offset in respect of other flash content and size */
+# define CONFIG_ENV_OFFSET (128 * CONFIG_ENV_SECT_SIZE) /* at 8MB */
+# endif /* SPIFLASH && !RAMBOOT */
+#else /* !SPIFLASH */
+
/* ENV in RAM */
# define CONFIG_SYS_NO_FLASH 1
# define CONFIG_ENV_IS_NOWHERE 1
# define CONFIG_ENV_SIZE 0x1000
# define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
+#endif /* !SPIFLASH */
#endif /* !FLASH */
/* system ace */
# undef CONFIG_DCACHE
#endif
+#ifndef XILINX_DCACHE_BYTE_SIZE
+#define XILINX_DCACHE_BYTE_SIZE 32768
+#endif
+
/*
* BOOTP options
*/
#define CONFIG_CMD_IRQ
#define CONFIG_CMD_MFSL
#define CONFIG_CMD_ECHO
+#define CONFIG_CMD_GPIO
#if defined(CONFIG_DCACHE) || defined(CONFIG_ICACHE)
# define CONFIG_CMD_CACHE
# define CONFIG_CMD_UBI
# undef CONFIG_CMD_UBIFS
+# if !defined(RAMENV)
+# define CONFIG_CMD_SAVEENV
+# define CONFIG_CMD_SAVES
+# endif
+
+#else
+#if defined(SPIFLASH)
+# define CONFIG_CMD_SF
+
# if !defined(RAMENV)
# define CONFIG_CMD_SAVEENV
# define CONFIG_CMD_SAVES
# undef CONFIG_CMD_UBI
# undef CONFIG_CMD_UBIFS
#endif
+#endif
#if defined(CONFIG_CMD_JFFS2)
# define CONFIG_MTD_PARTITIONS
/* architecture dependent code */
#define CONFIG_SYS_USR_EXCEP /* user exception */
-#define CONFIG_SYS_HZ 1000
#define CONFIG_PREBOOT "echo U-BOOT for ${hostname};setenv preboot;echo"
"nor0=flash-0\0"\
"mtdparts=mtdparts=flash-0:"\
"256k(u-boot),256k(env),3m(kernel),"\
- "1m(romfs),1m(cramfs),-(jffs2)\0"
+ "1m(romfs),1m(cramfs),-(jffs2)\0"\
+ "nc=setenv stdout nc;"\
+ "setenv stdin nc\0" \
+ "serial=setenv stdout serial;"\
+ "setenv stdin serial\0"
#define CONFIG_CMDLINE_EDITING
+#define CONFIG_NETCONSOLE
+#define CONFIG_SYS_CONSOLE_IS_IN_ENV
+
/* Use the HUSH parser */
#define CONFIG_SYS_HUSH_PARSER
# undef CONFIG_PHYLIB
#endif
+/* SPL part */
+#define CONFIG_SPL
+#define CONFIG_CMD_SPL
+#define CONFIG_SPL_FRAMEWORK
+#define CONFIG_SPL_LIBCOMMON_SUPPORT
+#define CONFIG_SPL_LIBGENERIC_SUPPORT
+#define CONFIG_SPL_SERIAL_SUPPORT
+#define CONFIG_SPL_BOARD_INIT
+
+#define CONFIG_SPL_LDSCRIPT "arch/microblaze/cpu/u-boot-spl.lds"
+
+#define CONFIG_SPL_RAM_DEVICE
+#define CONFIG_SPL_NOR_SUPPORT
+
+/* for booting directly linux */
+#define CONFIG_SPL_OS_BOOT
+
+#define CONFIG_SYS_OS_BASE (CONFIG_SYS_FLASH_BASE + \
+ 0x60000)
+#define CONFIG_SYS_FDT_BASE (CONFIG_SYS_FLASH_BASE + \
+ 0x40000)
+#define CONFIG_SYS_SPL_ARGS_ADDR (CONFIG_SYS_TEXT_BASE + \
+ 0x1000000)
+
+/* SP location before relocation, must use scratch RAM */
+/* BRAM start */
+#define CONFIG_SYS_INIT_RAM_ADDR 0x0
+/* BRAM size - will be generated */
+#define CONFIG_SYS_INIT_RAM_SIZE 0x10000
+/* Stack pointer prior relocation, must situated at on-chip RAM */
+#define CONFIG_SYS_SPL_MALLOC_END (CONFIG_SYS_INIT_RAM_ADDR + \
+ CONFIG_SYS_INIT_RAM_SIZE - \
+ GENERATED_GBL_DATA_SIZE)
+
+#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100
+
+/*
+ * The main reason to do it in this way is that MALLOC_START
+ * can't be defined - common/spl/spl.c
+ */
+#if (CONFIG_SYS_SPL_MALLOC_SIZE != 0)
+# define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SYS_SPL_MALLOC_END - \
+ CONFIG_SYS_SPL_MALLOC_SIZE)
+# define CONFIG_SPL_STACK_ADDR CONFIG_SYS_SPL_MALLOC_START
+#else
+# define CONFIG_SPL_STACK_ADDR CONFIG_SYS_SPL_MALLOC_END
+#endif
+
+/* Just for sure that there is a space for stack */
+#define CONFIG_SPL_STACK_SIZE 0x100
+
+#define CONFIG_SYS_UBOOT_BASE CONFIG_SYS_FLASH_BASE
+#define CONFIG_SYS_UBOOT_START CONFIG_SYS_TEXT_BASE
+
+#define CONFIG_SPL_MAX_FOOTPRINT (CONFIG_SYS_INIT_RAM_SIZE - \
+ CONFIG_SYS_INIT_RAM_ADDR - \
+ GENERATED_GBL_DATA_SIZE - \
+ CONFIG_SYS_SPL_MALLOC_SIZE - \
+ CONFIG_SPL_STACK_SIZE)
+
#endif /* __CONFIG_H */
projects / karo-tx-uboot.git / blobdiff