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From: michal.simek@xilinx.com (Michal Simek)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v1 04/24] zynq: Add OF ram initialization support
Date: Fri,  3 Jan 2014 11:10:49 +0100	[thread overview]
Message-ID: <f928d7027756f3d5bc5d1a1f277dce3b2dadb864.1388743861.git.michal.simek@xilinx.com> (raw)
In-Reply-To: <cover.1388743861.git.michal.simek@xilinx.com>

Read ram size directly from DTB.

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

Changes in v1: None

 board/xilinx/zynq/board.c | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/board/xilinx/zynq/board.c b/board/xilinx/zynq/board.c
index 5119c09..6b691f3 100644
--- a/board/xilinx/zynq/board.c
+++ b/board/xilinx/zynq/board.c
@@ -5,6 +5,7 @@
  */

 #include <common.h>
+#include <fdtdec.h>
 #include <netdev.h>
 #include <zynqpl.h>
 #include <asm/arch/hardware.h>
@@ -115,8 +116,27 @@ int board_mmc_init(bd_t *bd)

 int dram_init(void)
 {
+#ifdef CONFIG_OF_CONTROL
+	int node;
+	fdt_addr_t addr;
+	fdt_size_t size;
+	const void *blob = gd->fdt_blob;
+
+	node = fdt_node_offset_by_prop_value(blob, -1, "device_type",
+					     "memory", 7);
+	if (node == -FDT_ERR_NOTFOUND) {
+		debug("ZYNQ DRAM: Can't get memory node\n");
+		return -1;
+	}
+	addr = fdtdec_get_addr_size(blob, node, "reg", &size);
+	if (addr == FDT_ADDR_T_NONE || size == 0) {
+		debug("ZYNQ DRAM: Can't get base address or size\n");
+		return -1;
+	}
+	gd->ram_size = size;
+#else
 	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
-
+#endif
 	zynq_ddrc_init();

 	return 0;
--
1.8.2.3

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WARNING: multiple messages have this Message-ID (diff)
From: Michal Simek <michal.simek@xilinx.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v1 04/24] zynq: Add OF ram initialization support
Date: Fri,  3 Jan 2014 11:10:49 +0100	[thread overview]
Message-ID: <f928d7027756f3d5bc5d1a1f277dce3b2dadb864.1388743861.git.michal.simek@xilinx.com> (raw)
In-Reply-To: <cover.1388743861.git.michal.simek@xilinx.com>

Read ram size directly from DTB.

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

Changes in v1: None

 board/xilinx/zynq/board.c | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/board/xilinx/zynq/board.c b/board/xilinx/zynq/board.c
index 5119c09..6b691f3 100644
--- a/board/xilinx/zynq/board.c
+++ b/board/xilinx/zynq/board.c
@@ -5,6 +5,7 @@
  */

 #include <common.h>
+#include <fdtdec.h>
 #include <netdev.h>
 #include <zynqpl.h>
 #include <asm/arch/hardware.h>
@@ -115,8 +116,27 @@ int board_mmc_init(bd_t *bd)

 int dram_init(void)
 {
+#ifdef CONFIG_OF_CONTROL
+	int node;
+	fdt_addr_t addr;
+	fdt_size_t size;
+	const void *blob = gd->fdt_blob;
+
+	node = fdt_node_offset_by_prop_value(blob, -1, "device_type",
+					     "memory", 7);
+	if (node == -FDT_ERR_NOTFOUND) {
+		debug("ZYNQ DRAM: Can't get memory node\n");
+		return -1;
+	}
+	addr = fdtdec_get_addr_size(blob, node, "reg", &size);
+	if (addr == FDT_ADDR_T_NONE || size == 0) {
+		debug("ZYNQ DRAM: Can't get base address or size\n");
+		return -1;
+	}
+	gd->ram_size = size;
+#else
 	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
-
+#endif
 	zynq_ddrc_init();

 	return 0;
--
1.8.2.3

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  parent reply	other threads:[~2014-01-03 10:10 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-03 10:10 [PATCH v1 0/24] Zynq DT changes Michal Simek
2014-01-03 10:10 ` [U-Boot] " Michal Simek
2014-01-03 10:10 ` [PATCH v1 01/24] net: emaclite: Fix OF initialization Michal Simek
2014-01-03 10:10   ` [U-Boot] " Michal Simek
2014-01-03 10:10 ` [PATCH v1 02/24] net: gem: Add OF initialization support Michal Simek
2014-01-03 10:10   ` [U-Boot] " Michal Simek
2014-01-03 10:10 ` [PATCH v1 03/24] mmc: zynq: " Michal Simek
2014-01-03 10:10   ` [U-Boot] " Michal Simek
2014-01-03 10:10 ` Michal Simek [this message]
2014-01-03 10:10   ` [U-Boot] [PATCH v1 04/24] zynq: Add OF ram " Michal Simek
2014-01-03 10:10 ` [PATCH v1 05/24] gpio: zynq: Add dummy gpio routines Michal Simek
2014-01-03 10:10   ` [U-Boot] " Michal Simek
2014-01-03 10:10 ` [PATCH v1 06/24] zynq: Enable CONFIG_FIT_VERBOSE Michal Simek
2014-01-03 10:10   ` [U-Boot] " Michal Simek
2014-01-03 10:10 ` [PATCH v1 07/24] zynq: Enable Boot FreeBSD/vxWorks Michal Simek
2014-01-03 10:10   ` [U-Boot] " Michal Simek
2014-01-03 10:10 ` [PATCH v1 08/24] zynq: Cleanup on miscellaneous configs Michal Simek
2014-01-03 10:10   ` [U-Boot] " Michal Simek
2014-01-03 10:10 ` [PATCH v1 09/24] zynq: Cleanup on memory configs Michal Simek
2014-01-03 10:10   ` [U-Boot] " Michal Simek
2014-01-03 10:10 ` [PATCH v1 10/24] zynq: Minor config cleanup Michal Simek
2014-01-03 10:10   ` [U-Boot] " Michal Simek
2014-01-03 10:10 ` [PATCH v1 11/24] zynq: Enable cache options Michal Simek
2014-01-03 10:10   ` [U-Boot] " Michal Simek
2014-01-03 10:10 ` [PATCH v1 12/24] zynq: serial: Simplify serial driver initialization Michal Simek
2014-01-03 10:10   ` [U-Boot] " Michal Simek
2014-01-03 10:10 ` [PATCH v1 13/24] serial: zynq: Add OF initialization support Michal Simek
2014-01-03 10:10   ` [U-Boot] " Michal Simek
2014-01-03 10:10 ` [PATCH v1 14/24] zynq: Add GEM0, GEM1 configs support Michal Simek
2014-01-03 10:10   ` [U-Boot] " Michal Simek
2014-01-03 10:11 ` [PATCH v1 15/24] zynq-common: Define exact TEXT_BASE Michal Simek
2014-01-03 10:11   ` [U-Boot] " Michal Simek
2014-01-03 10:11 ` [PATCH v1 16/24] zynq: Add Catalyst 24WC08 EEPROM config support Michal Simek
2014-01-03 10:11   ` [U-Boot] " Michal Simek
2014-01-03 10:11 ` [PATCH v1 17/24] zynq-common: Define default environment Michal Simek
2014-01-03 10:11   ` [U-Boot] " Michal Simek
2014-01-03 10:11 ` [PATCH v1 18/24] zynq-common: Change Env. Sector size to 128Kb Michal Simek
2014-01-03 10:11   ` [U-Boot] " Michal Simek
2014-01-03 10:11 ` [PATCH v1 19/24] zynq-common: Define flash env. partition Michal Simek
2014-01-03 10:11   ` [U-Boot] " Michal Simek
2014-01-03 10:11 ` [PATCH v1 20/24] zynq-common: Define CONFIG_ENV_OVERWRITE Michal Simek
2014-01-03 10:11   ` [U-Boot] " Michal Simek
2014-01-03 10:11 ` [PATCH v1 21/24] zynq: Add support to find bootmode Michal Simek
2014-01-03 10:11   ` [U-Boot] " Michal Simek
2014-01-03 10:11 ` [PATCH v1 22/24] dts: zynq: Add fdt support Michal Simek
2014-01-03 10:11   ` [U-Boot] " Michal Simek
2014-01-03 10:11 ` [PATCH v1 23/24] zynq-common: Enable verified boot(RSA) Michal Simek
2014-01-03 10:11   ` [U-Boot] " Michal Simek
2014-01-03 10:11 ` [PATCH v1 24/24] doc: zynq: Add information on zynq u-boot Michal Simek
2014-01-03 10:11   ` [U-Boot] " Michal Simek
2014-01-03 11:39 ` [PATCH v1 0/24] Zynq DT changes Russell King - ARM Linux
2014-01-03 11:39   ` [U-Boot] " Russell King - ARM Linux
2014-01-14 12:08 ` Albert ARIBAUD
2014-01-14 12:08   ` [U-Boot] " Albert ARIBAUD
2014-01-14 12:48   ` Michal Simek
2014-01-14 12:48     ` [U-Boot] " Michal Simek

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