ARM: dts: enable spi for EXYNOS5440 SOC
This patch enables the SPI in EXYNOS5440 SoC. The NOR
Flash can be accessed by enabling the spi interface
Signed-off-by: Girish K S <ks.giri@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/boot/dts/exynos5440-ssdk5440.dts b/arch/arm/boot/dts/exynos5440-ssdk5440.dts
index d55042b..a85ac0e 100644
--- a/arch/arm/boot/dts/exynos5440-ssdk5440.dts
+++ b/arch/arm/boot/dts/exynos5440-ssdk5440.dts
@@ -20,8 +20,43 @@
bootargs = "root=/dev/sda2 rw rootwait ignore_loglevel early_printk no_console_suspend mem=2048M@0x80000000 console=ttySAC0,115200";
};
- spi {
- status = "disabled";
+ spi_0: spi@D0000 {
+
+ flash: w25q128@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "winbond,w25q128";
+ spi-max-frequency = <15625000>;
+ reg = <0>;
+ controller-data {
+ samsung,spi-feedback-delay = <0>;
+ };
+
+ partition@00000 {
+ label = "BootLoader";
+ reg = <0x60000 0x80000>;
+ read-only;
+ };
+
+ partition@e0000 {
+ label = "Recovery-Kernel";
+ reg = <0xe0000 0x300000>;
+ read-only;
+ };
+
+ partition@3e0000 {
+ label = "CRAM-FS";
+ reg = <0x3e0000 0x700000>;
+ read-only;
+ };
+
+ partition@ae0000 {
+ label = "User-Data";
+ reg = <0xae0000 0x520000>;
+ };
+
+ };
+
};
fixed-rate-clocks {