[PATCH RESEND for ARM-SoC 1/2] ARM: STi: stih416: Add support for the FSM Serial Flash Controller

From: Lee Jones
Date: Fri Mar 21 2014 - 07:33:28 EST


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@xxxxxx>
Acked-by Angus Clark <angus.clark@xxxxxx>
Acked-by: Brian Norris <computersforpeace@xxxxxxxxx>
Acked-by: Maxime Coquelin <maxime.coquelin@xxxxxx>
Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
---
arch/arm/boot/dts/stih416-pinctrl.dtsi | 13 +++++++++++++
arch/arm/boot/dts/stih416.dtsi | 13 +++++++++++++
2 files changed, 26 insertions(+)

diff --git a/arch/arm/boot/dts/stih416-pinctrl.dtsi b/arch/arm/boot/dts/stih416-pinctrl.dtsi
index b29ff4b..81df8e7 100644
--- a/arch/arm/boot/dts/stih416-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stih416-pinctrl.dtsi
@@ -210,6 +210,19 @@
};
};
};
+
+ 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 b7ab47b..1e24b9e 100644
--- a/arch/arm/boot/dts/stih416.dtsi
+++ b/arch/arm/boot/dts/stih416.dtsi
@@ -145,5 +145,18 @@

status = "disabled";
};
+
+ /* 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";
+ };
};
};
--
1.8.3.2

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