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authorFelix Fietkau <nbd@openwrt.org>2016-01-17 19:55:42 +0000
committerFelix Fietkau <nbd@openwrt.org>2016-01-17 19:55:42 +0000
commit7efd7ddaf6b746e8e0f484ecbe91c04372a9c91d (patch)
treea1afcbfc2c3c5d58d4103e8d82be272faf335fa4 /target/linux
parenta324a88cba727ff6ff3f80ba05c89316e232fa46 (diff)
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lantiq: Enable the hardware SPI driver on the DGN3500/DGN3500B
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@48290 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/lantiq/dts/DGN3500.dtsi91
1 files changed, 38 insertions, 53 deletions
diff --git a/target/linux/lantiq/dts/DGN3500.dtsi b/target/linux/lantiq/dts/DGN3500.dtsi
index bda4006805..d43da9df04 100644
--- a/target/linux/lantiq/dts/DGN3500.dtsi
+++ b/target/linux/lantiq/dts/DGN3500.dtsi
@@ -45,15 +45,9 @@
lantiq,output = <1>;
lantiq,pull = <0>;
};
- spi-in {
- lantiq,pins = "io16";
- lantiq,open-drain = <1>;
- lantiq,pull = <2>;
- };
- spi-out {
- lantiq,pins = "io10", "io17", "io18", "io21";
- lantiq,open-drain = <0>;
- lantiq,pull = <2>;
+ spi {
+ lantiq,groups = "spi", "spi_cs4";
+ lantiq,function = "spi";
};
};
};
@@ -78,50 +72,6 @@
};
};
- spi {
- #address-cells = <1>;
- #size-cells = <1>;
-
- compatible = "spi-gpio";
-
- gpio-miso = <&gpio 16 0>;
- gpio-mosi = <&gpio 17 0>;
- gpio-sck = <&gpio 18 0>;
- num-chipselects = <1>;
- cs-gpios = <&gpio 10 1>;
-
- m25p80@0 {
- #address-cells = <1>;
- #size-cells = <1>;
- compatible = "jedec,spi-nor";
- reg = <0 0>;
- spi-max-frequency = <1000000>;
-
- partition@0 {
- reg = <0x0 0x10000>;
- label = "uboot";
- read-only;
- };
-
- partition@10000 {
- reg = <0x10000 0x10000>;
- label = "uboot-env";
- read-only;
- };
-
- ath9k_cal: partition@20000 {
- reg = <0x20000 0x10000>;
- label = "calibration";
- read-only;
- };
-
- partition@50000 {
- reg = <0x50000 0xfa0000>;
- label = "firmware";
- };
- };
- };
-
ath9k_eep {
compatible = "ath9k,eeprom";
ath,eep-flash = <&ath9k_cal 0xf000>;
@@ -198,3 +148,38 @@
};
};
};
+
+&spi {
+ status = "ok";
+
+ m25p80@3 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "jedec,spi-nor";
+ reg = <3 0>;
+ spi-max-frequency = <1000000>;
+
+ partition@0 {
+ reg = <0x0 0x10000>;
+ label = "uboot";
+ read-only;
+ };
+
+ partition@10000 {
+ reg = <0x10000 0x10000>;
+ label = "uboot-env";
+ read-only;
+ };
+
+ ath9k_cal: partition@20000 {
+ reg = <0x20000 0x10000>;
+ label = "calibration";
+ read-only;
+ };
+
+ partition@50000 {
+ reg = <0x50000 0xfa0000>;
+ label = "firmware";
+ };
+ };
+};