From: Przemyslaw Marczak <p.marczak@samsung.com>
Date: Mon, 28 Jul 2014 18:18:54 +0000 (+0200)
Subject: samsung:board: init dram info based on memory node in fdt
X-Git-Tag: submit/tizen/20140807.020216~11
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=152a1f9dcf8575b2d8544c5cab6bd7bd31c62690;p=platform%2Fkernel%2Fu-boot.git

samsung:board: init dram info based on memory node in fdt

Change-Id: I3677f0ab0b4aed264de8af37e87b081f66a36b97
Signed-off-by: Przemyslaw Marczak <p.marczak@samsung.com>
---

diff --git a/board/samsung/common/board.c b/board/samsung/common/board.c
index ae655a7a8c..ea0a0b24ce 100644
--- a/board/samsung/common/board.c
+++ b/board/samsung/common/board.c
@@ -95,18 +95,45 @@ int board_init(void)
 int dram_init(void)
 {
 	int i;
+#ifdef CONFIG_FDTDEC_MEMORY
+	int dram_banks;
+
+	uint64_t mem_size[CONFIG_NR_DRAM_BANKS];
+
+	dram_banks = fdtdec_decode_memory(gd->fdt_blob, NULL, mem_size,
+					  CONFIG_NR_DRAM_BANKS);
+
+	for (i = 0; i < dram_banks; i++)
+		gd->ram_size += (uint32_t)mem_size[i];
+
+#else
 	u32 addr;
 
 	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
 		addr = CONFIG_SYS_SDRAM_BASE + (i * SDRAM_BANK_SIZE);
 		gd->ram_size += get_ram_size((long *)addr, SDRAM_BANK_SIZE);
 	}
+#endif
 	return 0;
 }
 
 void dram_init_banksize(void)
 {
 	int i;
+#ifdef CONFIG_FDTDEC_MEMORY
+	int dram_banks;
+
+	uint64_t mem_addr[CONFIG_NR_DRAM_BANKS];
+	uint64_t mem_size[CONFIG_NR_DRAM_BANKS];
+
+	dram_banks = fdtdec_decode_memory(gd->fdt_blob, mem_addr, mem_size,
+					  CONFIG_NR_DRAM_BANKS);
+
+	for (i = 0; i < dram_banks; i++) {
+		gd->bd->bi_dram[i].start = (uint32_t)mem_addr[i];
+		gd->bd->bi_dram[i].size = (uint32_t)mem_size[i];
+	}
+#else
 	u32 addr, size;
 
 	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
@@ -116,6 +143,7 @@ void dram_init_banksize(void)
 		gd->bd->bi_dram[i].start = addr;
 		gd->bd->bi_dram[i].size = size;
 	}
+#endif
 }
 
 static int board_uart_init(void)