PCM052 SoMs may be equipped with various sizes of DDR. Keep default of 256MB; new PCM052-based targets will specify their actual DDR size.
Linux command line is auto-adjusted to DDR size.
Signed-off-by: Albert ARIBAUD (3ADEV) albert.aribaud@3adev.fr ---
board/phytec/pcm052/Kconfig | 4 ++++ include/configs/pcm052.h | 5 +++-- 2 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/board/phytec/pcm052/Kconfig b/board/phytec/pcm052/Kconfig index d67a69a..88524a3 100644 --- a/board/phytec/pcm052/Kconfig +++ b/board/phytec/pcm052/Kconfig @@ -12,4 +12,8 @@ config SYS_SOC config SYS_CONFIG_NAME default "pcm052"
+config PCM052_DDR_SIZE + int + default 256 + endif diff --git a/include/configs/pcm052.h b/include/configs/pcm052.h index cd235cc..b3e5054 100644 --- a/include/configs/pcm052.h +++ b/include/configs/pcm052.h @@ -135,7 +135,8 @@ "tftptimeout=1000\0" \ "tftptimeoutcountmax=1000000\0" \ "mtdparts=" MTDPARTS_DEFAULT "\0" \ - "bootargs_base=setenv bootargs rw mem=256M " \ + "bootargs_base=setenv bootargs rw " \ + " mem=" __stringify(CONFIG_PCM052_DDR_SIZE) "M " \ "console=ttyLP1,115200n8\0" \ "bootargs_sd=setenv bootargs ${bootargs} " \ "root=/dev/mmcblk0p2 rootwait\0" \ @@ -219,7 +220,7 @@ /* Physical memory map */ #define CONFIG_NR_DRAM_BANKS 1 #define PHYS_SDRAM (0x80000000) -#define PHYS_SDRAM_SIZE (256 * 1024 * 1024) +#define PHYS_SDRAM_SIZE (CONFIG_PCM052_DDR_SIZE * 1024 * 1024)
#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM #define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR