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authorMichael Walle <michael@walle.cc>2012-06-06 20:40:30 +0200
committerAndrew Lunn <andrew@lunn.ch>2012-07-27 16:49:21 +0200
commitbe2aa95675e135eb54a32bc49b9fbe0d84d03a30 (patch)
treeba8bc57652e511e8cbd9f8351c00e6d7a8e2e4e2 /arch/arm
parent4aff38a3db1f63494812834f1fbbdb1f00579c66 (diff)
ARM: kirkwood: use devicetree for SPI on dreamplug
Use the device tree for the SPI driver and partition layout. Signed-off-by: Michael Walle <michael@walle.cc> Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/boot/dts/kirkwood-dreamplug.dts29
-rw-r--r--arch/arm/mach-kirkwood/board-dreamplug.c41
2 files changed, 29 insertions, 41 deletions
diff --git a/arch/arm/boot/dts/kirkwood-dreamplug.dts b/arch/arm/boot/dts/kirkwood-dreamplug.dts
index 78b0f06a09a..ab8a8555329 100644
--- a/arch/arm/boot/dts/kirkwood-dreamplug.dts
+++ b/arch/arm/boot/dts/kirkwood-dreamplug.dts
@@ -20,5 +20,34 @@
clock-frequency = <200000000>;
status = "ok";
};
+
+ spi@10600 {
+ status = "okay";
+
+ m25p40@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "mx25l1606e";
+ reg = <0>;
+ spi-max-frequency = <50000000>;
+ mode = <0>;
+
+ partition@0 {
+ reg = <0x0 0x80000>;
+ label = "u-boot";
+ };
+
+ partition@100000 {
+ reg = <0x100000 0x10000>;
+ label = "u-boot env";
+ };
+
+ partition@180000 {
+ reg = <0x180000 0x10000>;
+ label = "dtb";
+ };
+ };
+ };
};
+
};
diff --git a/arch/arm/mach-kirkwood/board-dreamplug.c b/arch/arm/mach-kirkwood/board-dreamplug.c
index 55e357ab292..eb0e4d5ea66 100644
--- a/arch/arm/mach-kirkwood/board-dreamplug.c
+++ b/arch/arm/mach-kirkwood/board-dreamplug.c
@@ -14,7 +14,6 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
-#include <linux/mtd/partitions.h>
#include <linux/ata_platform.h>
#include <linux/mv643xx_eth.h>
#include <linux/of.h>
@@ -36,42 +35,6 @@
#include "common.h"
#include "mpp.h"
-struct mtd_partition dreamplug_partitions[] = {
- {
- .name = "u-boot",
- .size = SZ_512K,
- .offset = 0,
- },
- {
- .name = "u-boot env",
- .size = SZ_64K,
- .offset = SZ_512K + SZ_512K,
- },
- {
- .name = "dtb",
- .size = SZ_64K,
- .offset = SZ_512K + SZ_512K + SZ_512K,
- },
-};
-
-static const struct flash_platform_data dreamplug_spi_slave_data = {
- .type = "mx25l1606e",
- .name = "spi_flash",
- .parts = dreamplug_partitions,
- .nr_parts = ARRAY_SIZE(dreamplug_partitions),
-};
-
-static struct spi_board_info __initdata dreamplug_spi_slave_info[] = {
- {
- .modalias = "m25p80",
- .platform_data = &dreamplug_spi_slave_data,
- .irq = -1,
- .max_speed_hz = 50000000,
- .bus_num = 0,
- .chip_select = 0,
- },
-};
-
static struct mv643xx_eth_platform_data dreamplug_ge00_data = {
.phy_addr = MV643XX_ETH_PHY_ADDR(0),
};
@@ -137,10 +100,6 @@ void __init dreamplug_init(void)
*/
kirkwood_mpp_conf(dreamplug_mpp_config);
- spi_register_board_info(dreamplug_spi_slave_info,
- ARRAY_SIZE(dreamplug_spi_slave_info));
- kirkwood_spi_init();
-
kirkwood_ehci_init();
kirkwood_ge00_init(&dreamplug_ge00_data);
kirkwood_ge01_init(&dreamplug_ge01_data);