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

Message ID 1395401588-8825-2-git-send-email-lee.jones@linaro.org
State New
Headers show

Commit Message

Lee Jones March 21, 2014, 11:33 a.m. UTC 
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>
---
 arch/arm/boot/dts/stih416-pinctrl.dtsi | 13 +++++++++++++
 arch/arm/boot/dts/stih416.dtsi         | 13 +++++++++++++
 2 files changed, 26 insertions(+)
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Patch

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";
+		};
 	};
 };