summaryrefslogtreecommitdiff
path: root/include
diff options
context:
space:
mode:
authorChong Huang <chuang@ucrobotics.com>2010-11-30 03:36:23 -0500
committerMike Frysinger <vapier@gentoo.org>2011-04-08 00:44:26 -0400
commitdbb6d366e30e1292f51bb3265f80667a04fc0825 (patch)
tree022a4bfa53cd649112e0d22b21b4d1923388740d /include
parent2fc32deab5760d5b29024e766c700b7253550710 (diff)
downloadu-boot-imx-dbb6d366e30e1292f51bb3265f80667a04fc0825.zip
u-boot-imx-dbb6d366e30e1292f51bb3265f80667a04fc0825.tar.gz
u-boot-imx-dbb6d366e30e1292f51bb3265f80667a04fc0825.tar.bz2
Blackfin: bf525-ucr2: new board port
Signed-off-by: Chong Huang <chuang@ucrobotics.com> Signed-off-by: Haitao Zhang <minipanda@linuxrobot.org> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'include')
-rw-r--r--include/configs/bf525-ucr2.h102
1 files changed, 102 insertions, 0 deletions
diff --git a/include/configs/bf525-ucr2.h b/include/configs/bf525-ucr2.h
new file mode 100644
index 0000000..1f65130
--- /dev/null
+++ b/include/configs/bf525-ucr2.h
@@ -0,0 +1,102 @@
+/*
+ * U-boot - Configuration file for bf525-ucr2 board
+ * The board includes ADSP-BF525 rev. 0.2,
+ * 32-bit SDRAM (SAMSUNG K4S561632H-UC75),
+ * USB 2.0 High Speed OTG USB WIFI,
+ * SPI flash (cFeon EN25Q128 16 MB),
+ * Support PPI and ITU-R656,
+ * See http://www.ucrobotics.com/?q=cn/ucr2
+ */
+
+#ifndef __CONFIG_BF525_UCR2_H__
+#define __CONFIG_BF525_UCR2_H__
+
+#include <asm/config-pre.h>
+
+/*
+ * Processor Settings
+ */
+#define CONFIG_BFIN_CPU bf525-0.2
+#define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_SPI_MASTER
+
+/*
+ * Clock Settings
+ * CCLK = (CLKIN * VCO_MULT) / CCLK_DIV
+ * SCLK = (CLKIN * VCO_MULT) / SCLK_DIV
+ */
+/* CONFIG_CLKIN_HZ is any value in Hz */
+#define CONFIG_CLKIN_HZ 24000000
+/* CLKIN_HALF controls the DF bit in PLL_CTL 0 = CLKIN */
+/* 1 = CLKIN / 2 */
+#define CONFIG_CLKIN_HALF 0
+/* PLL_BYPASS controls the BYPASS bit in PLL_CTL 0 = do not bypass */
+/* 1 = bypass PLL */
+#define CONFIG_PLL_BYPASS 0
+/* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL */
+/* Values can range from 0-63 (where 0 means 64) */
+#define CONFIG_VCO_MULT 20
+/* CCLK_DIV controls the core clock divider */
+/* Values can be 1, 2, 4, or 8 ONLY */
+#define CONFIG_CCLK_DIV 1
+/* SCLK_DIV controls the system clock divider */
+/* Values can range from 1-15 */
+#define CONFIG_SCLK_DIV 4
+
+/*
+ * Memory Settings
+ */
+#define CONFIG_MEM_ADD_WDTH 9
+#define CONFIG_MEM_SIZE 32
+
+/*
+ * SDRAM reference page
+ * http://docs.blackfin.uclinux.org/doku.php?id=bfin:sdram
+ */
+#define CONFIG_EBIU_SDRRC_VAL 0x3f8
+#define CONFIG_EBIU_SDGCTL_VAL 0x9111cd
+
+#define CONFIG_EBIU_AMGCTL_VAL (AMBEN_ALL)
+#define CONFIG_EBIU_AMBCTL0_VAL (B1WAT_7 | B1RAT_11 | B1HT_2 | B1ST_3 | B0WAT_7 | B0RAT_11 | B0HT_2 | B0ST_3)
+#define CONFIG_EBIU_AMBCTL1_VAL (B3WAT_7 | B3RAT_11 | B3HT_2 | B3ST_3 | B2WAT_7 | B2RAT_11 | B2HT_2 | B2ST_3)
+
+#define CONFIG_SYS_MONITOR_LEN (320 * 1024)
+#define CONFIG_SYS_MALLOC_LEN (320 * 1024)
+
+/* We don't have a parallel flash chip */
+#define CONFIG_SYS_NO_FLASH
+
+/* support for serial flash */
+#define CONFIG_BFIN_SPI
+#define CONFIG_SPI_FLASH
+#define CONFIG_CMD_SF
+#define CONFIG_SF_DEFAULT_HZ 30000000
+#define CONFIG_SPI_FLASH_EON
+
+#define CONFIG_ENV_IS_IN_SPI_FLASH
+#define CONFIG_ENV_SPI_MAX_HZ 30000000
+#define CONFIG_ENV_OFFSET 0x10000
+#define CONFIG_ENV_SIZE 0x10000
+#define CONFIG_ENV_SECT_SIZE 0x10000
+#define CONFIG_ENV_OVERWRITE 1
+
+/*
+ * Misc Settings
+ */
+#define CONFIG_UART_CONSOLE 0
+
+#define CONFIG_BAUDRATE 115200
+#define CONFIG_BOOTARGS "root=/dev/mtdblock0 rw"
+#define CONFIG_BOOTCOMMAND "run sfboot"
+#define CONFIG_BOOTDELAY 5
+#define CONFIG_EXTRA_ENV_SETTINGS \
+ "sfboot=sf probe 1;" \
+ "sf read 0x1000000 0x20000 0x300000;" \
+ "bootm 0x1000000\0"
+
+/* this sets up the default list of enabled commands */
+#include <config_cmd_default.h>
+#undef CONFIG_CMD_NET /* bootp, tftpboot, rarpboot */
+#undef CONFIG_CMD_NFS
+#undef CONFIG_CMD_IMLS
+
+#endif