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authorLee Jones <lee.jones@linaro.org>2014-03-21 11:33:07 +0000
committerArnd Bergmann <arnd@arndb.de>2014-03-27 02:01:05 +0100
commit77f8d9b7e67e0b98c7eb857cc5e85607389df2b6 (patch)
tree69f9df97da72a0d672009f369a95e77b3d3edfd6 /arch/arm/boot
parent4de6732f88552e4f8fc504070ca4b840e7fe75f4 (diff)
downloadop-kernel-dev-77f8d9b7e67e0b98c7eb857cc5e85607389df2b6.zip
op-kernel-dev-77f8d9b7e67e0b98c7eb857cc5e85607389df2b6.tar.gz
ARM: STi: stih416: Add support for the FSM Serial Flash Controller
Here we add the necessary device nodes required for successful device probing and Pinctrl setup for the FSM when booting on an STiH416 (Orly2). Acked-by: Srinivas Kandagatla <srinivas.kandagatla@st.com> Acked-by Angus Clark <angus.clark@st.com> Acked-by: Brian Norris <computersforpeace@gmail.com> Acked-by: Maxime Coquelin <maxime.coquelin@st.com> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/boot')
-rw-r--r--arch/arm/boot/dts/stih416-pinctrl.dtsi13
-rw-r--r--arch/arm/boot/dts/stih416.dtsi12
2 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/stih416-pinctrl.dtsi b/arch/arm/boot/dts/stih416-pinctrl.dtsi
index e7f8b5f..aeea304 100644
--- a/arch/arm/boot/dts/stih416-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stih416-pinctrl.dtsi
@@ -310,6 +310,19 @@
};
};
};
+
+ fsm {
+ pinctrl_fsm: fsm {
+ st,pins {
+ spi-fsm-clk = <&PIO12 2 ALT1 OUT>;
+ spi-fsm-cs = <&PIO12 3 ALT1 OUT>;
+ spi-fsm-mosi = <&PIO12 4 ALT1 OUT>;
+ spi-fsm-miso = <&PIO12 5 ALT1 IN>;
+ spi-fsm-hol = <&PIO12 6 ALT1 OUT>;
+ spi-fsm-wp = <&PIO12 7 ALT1 OUT>;
+ };
+ };
+ };
};
pin-controller-rear {
diff --git a/arch/arm/boot/dts/stih416.dtsi b/arch/arm/boot/dts/stih416.dtsi
index 8299a7b..78746d2 100644
--- a/arch/arm/boot/dts/stih416.dtsi
+++ b/arch/arm/boot/dts/stih416.dtsi
@@ -212,5 +212,17 @@
resets = <&softreset STIH416_IRB_SOFTRESET>;
};
+ /* FSM */
+ spifsm: spifsm@fe902000 {
+ compatible = "st,spi-fsm";
+ reg = <0xfe902000 0x1000>;
+ pinctrl-0 = <&pinctrl_fsm>;
+
+ st,syscfg = <&syscfg_rear>;
+ st,boot-device-reg = <0x958>;
+ st,boot-device-spi = <0x1a>;
+
+ status = "disabled";
+ };
};
};
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