microblaze: Read information about RAM from DT

Do not setup ram start/size in board file. Read it from DT instead.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/board/xilinx/microblaze-generic/microblaze-generic.c b/board/xilinx/microblaze-generic/microblaze-generic.c
index 0e7509d288cebefbec6d61b502cda8e4fe80d6a8..0d7bed58d808d6a050fe8823dea2e01c0eaf84bc 100644 (file)
--- a/board/xilinx/microblaze-generic/microblaze-generic.c
+++ b/board/xilinx/microblaze-generic/microblaze-generic.c
@@ -23,7 +23,6 @@ DECLARE_GLOBAL_DATA_PTR;
 static int reset_pin = -1;
 #endif
 
-#if CONFIG_IS_ENABLED(OF_CONTROL)
 ulong ram_base;
 
 void dram_init_banksize(void)
@@ -57,14 +56,6 @@ int dram_init(void)
 
        return 0;
 };
-#else
-int dram_init(void)
-{
-       gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
-
-       return 0;
-}
-#endif
 
 int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {

diff --git a/board/xilinx/microblaze-generic/xparameters.h b/board/xilinx/microblaze-generic/xparameters.h
index 552aaf4fdea0bce1d94b8199d299c1948b97942e..ccb528ed9266646b5d4786efe30680925f9a6639 100644 (file)
--- a/board/xilinx/microblaze-generic/xparameters.h
+++ b/board/xilinx/microblaze-generic/xparameters.h
@@ -35,10 +35,6 @@
 #define XILINX_FLASH_START     0x2c000000
 #define XILINX_FLASH_SIZE      0x00800000
 
-/* Main Memory is DDR_SDRAM_64Mx32 */
-#define XILINX_RAM_START       0x28000000
-#define XILINX_RAM_SIZE        0x04000000
-
 /* Watchdog IP is wxi_timebase_wdt_0 */
 #define XILINX_WATCHDOG_BASEADDR       0x50000000
 #define XILINX_WATCHDOG_IRQ            1

diff --git a/include/configs/microblaze-generic.h b/include/configs/microblaze-generic.h
index cf7deea5df7ae5f151e9bbd065ec4f9a8b2dcc3b..9d14192b41b68b3dd6b648576497f130cc480146 100644 (file)
--- a/include/configs/microblaze-generic.h
+++ b/include/configs/microblaze-generic.h
@@ -68,13 +68,6 @@
 # endif
 #endif
 
-#if !defined(CONFIG_OF_CONTROL) || \
-       (defined(CONFIG_SPL_BUILD) && !defined(CONFIG_SPL_OF_CONTROL))
-/* ddr sdram - main memory */
-# define CONFIG_SYS_SDRAM_BASE XILINX_RAM_START
-# define CONFIG_SYS_SDRAM_SIZE XILINX_RAM_SIZE
-#endif
-
 #define CONFIG_SYS_MALLOC_LEN  0xC0000
 
 /* Stack location before relocation */
@@ -259,7 +252,7 @@
 #define        CONFIG_SYS_MAXARGS      15
 #define        CONFIG_SYS_LONGHELP
 /* default load address */
-#define        CONFIG_SYS_LOAD_ADDR    XILINX_RAM_START
+#define        CONFIG_SYS_LOAD_ADDR    0
 
 #define        CONFIG_BOOTDELAY        -1      /* -1 disables auto-boot */
 #define        CONFIG_BOOTARGS         "root=romfs"