powerpc/85xx: Enable eSPI support for p1_p2_rdb

Also added support to save env to spi flash in case of SPIBOOT.

Signed-off-by: Priyanka Jain <Priyanka.Jain@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

diff --git a/include/configs/P1_P2_RDB.h b/include/configs/P1_P2_RDB.h
index 449329a..9249e37 100644 (file)
--- a/include/configs/P1_P2_RDB.h
+++ b/include/configs/P1_P2_RDB.h
@@ -411,6 +411,15 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
 #define CONFIG_RTC_DS1337
 #define CONFIG_SYS_RTC_DS1337_NOOSC
 #define CONFIG_SYS_I2C_RTC_ADDR                0x68
+
+/* eSPI - Enhanced SPI */
+#define CONFIG_FSL_ESPI
+#define CONFIG_SPI_FLASH
+#define CONFIG_SPI_FLASH_SPANSION
+#define CONFIG_CMD_SF
+#define CONFIG_SF_DEFAULT_SPEED                10000000
+#define CONFIG_SF_DEFAULT_MODE         SPI_MODE_0
+
 /*
  * General PCI
  * Memory space is mapped 1-1, but I/O space must start from 0.
@@ -527,8 +536,13 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
 #define CONFIG_ENV_SIZE                        0x2000
 #define CONFIG_SYS_MMC_ENV_DEV         0
 #elif defined(CONFIG_RAMBOOT_SPIFLASH)
-       #define CONFIG_ENV_IS_NOWHERE   1       /* Store ENV in memory only */
-       #define CONFIG_ENV_ADDR         (CONFIG_SYS_MONITOR_BASE - 0x1000)
+       #define CONFIG_ENV_IS_IN_SPI_FLASH
+       #define CONFIG_ENV_SPI_BUS      0
+       #define CONFIG_ENV_SPI_CS       0
+       #define CONFIG_ENV_SPI_MAX_HZ   10000000
+       #define CONFIG_ENV_SPI_MODE     0
+       #define CONFIG_ENV_OFFSET       0x100000        /* 1MB */
+       #define CONFIG_ENV_SECT_SIZE    0x10000
        #define CONFIG_ENV_SIZE         0x2000
 #endif
 #else