ARM: dts: omap3-n900: Add SSI support

Add SSI device tree data for OMAP3 and Nokia N900.

Signed-off-by: Sebastian Reichel <sre@kernel.org>
Reviewed-by: Pavel Machek <pavel@ucw.cz>
Tested-By: Ivaylo Dimitrov <ivo.g.dimitrov.75@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

4 files changed, 91 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts
index f9fbb0315808..fe667f8b82fe 100644
--- a/arch/arm/boot/dts/omap3-n900.dts
+++ b/arch/arm/boot/dts/omap3-n900.dts
@@ -203,6 +203,19 @@
                         0x05a (PIN_INPUT | MUX_MODE4)           /* gpio 42 => wl1251 irq */
                 >;
         };
+
+        ssi_pins: pinmux_ssi {
+                pinctrl-single,pins = <
+                        0x150 (PIN_INPUT_PULLUP | MUX_MODE1)    /* ssi1_rdy_tx */
+                        0x14e (PIN_OUTPUT | MUX_MODE1)          /* ssi1_flag_tx */
+                        0x152 (PIN_INPUT | WAKEUP_EN | MUX_MODE4) /* ssi1_wake_tx (cawake) */
+                        0x14c (PIN_OUTPUT | MUX_MODE1)          /* ssi1_dat_tx */
+                        0x154 (PIN_INPUT | MUX_MODE1)           /* ssi1_dat_rx */
+                        0x156 (PIN_INPUT | MUX_MODE1)           /* ssi1_flag_rx */
+                        0x158 (PIN_OUTPUT | MUX_MODE1)          /* ssi1_rdy_rx */
+                        0x15a (PIN_OUTPUT | MUX_MODE1)          /* ssi1_wake */
+                >;
+        };
 };
 
 &i2c1 {
@@ -720,3 +733,14 @@
 &mcbsp2 {
         status = "ok";
 };
+
+&ssi_port1 {
+        pinctrl-names = "default";
+        pinctrl-0 = <&ssi_pins>;
+
+        ti,ssi-cawake-gpio = <&gpio5 23 GPIO_ACTIVE_HIGH>; /* 151 */
+};
+
+&ssi_port2 {
+        status = "disabled";
+};
\ No newline at end of file
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index acb9019dc437..b8cd2d78347b 100644
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -757,6 +757,51 @@
                                 clock-names = "fck";
                         };
                 };
+
+                ssi: ssi-controller@48058000 {
+                        compatible = "ti,omap3-ssi";
+                        ti,hwmods = "ssi";
+
+                        status = "disabled";
+
+                        reg = <0x48058000 0x1000>,
+                              <0x48059000 0x1000>;
+                        reg-names = "sys",
+                                    "gdd";
+
+                        interrupts = <71>;
+                        interrupt-names = "gdd_mpu";
+
+                        #address-cells = <1>;
+                        #size-cells = <1>;
+                        ranges;
+
+                        ssi_port1: ssi-port@4805a000 {
+                                compatible = "ti,omap3-ssi-port";
+
+                                reg = <0x4805a000 0x800>,
+                                      <0x4805a800 0x800>;
+                                reg-names = "tx",
+                                            "rx";
+
+                                interrupt-parent = <&intc>;
+                                interrupts = <67>,
+                                             <68>;
+                        };
+
+                        ssi_port2: ssi-port@4805b000 {
+                                compatible = "ti,omap3-ssi-port";
+
+                                reg = <0x4805b000 0x800>,
+                                      <0x4805b800 0x800>;
+                                reg-names = "tx",
+                                            "rx";
+
+                                interrupt-parent = <&intc>;
+                                interrupts = <69>,
+                                             <70>;
+                        };
+                };
         };
 };
 
diff --git a/arch/arm/boot/dts/omap34xx.dtsi b/arch/arm/boot/dts/omap34xx.dtsi
index 2e92360da1f3..3819c1e91591 100644
--- a/arch/arm/boot/dts/omap34xx.dtsi
+++ b/arch/arm/boot/dts/omap34xx.dtsi
@@ -40,6 +40,17 @@
         };
 };
 
+&ssi {
+        status = "ok";
+
+        clocks = <&ssi_ssr_fck>,
+                 <&ssi_sst_fck>,
+                 <&ssi_ick>;
+        clock-names = "ssi_ssr_fck",
+                      "ssi_sst_fck",
+                      "ssi_ick";
+};
+
 /include/ "omap34xx-omap36xx-clocks.dtsi"
 /include/ "omap36xx-omap3430es2plus-clocks.dtsi"
 /include/ "omap36xx-am35xx-omap3430es2plus-clocks.dtsi"
diff --git a/arch/arm/boot/dts/omap36xx.dtsi b/arch/arm/boot/dts/omap36xx.dtsi
index 22cf4647087e..541704a59a5a 100644
--- a/arch/arm/boot/dts/omap36xx.dtsi
+++ b/arch/arm/boot/dts/omap36xx.dtsi
@@ -78,6 +78,17 @@
         clock-names = "fck", "tv_dac_clk";
 };
 
+&ssi {
+        status = "ok";
+
+        clocks = <&ssi_ssr_fck>,
+                 <&ssi_sst_fck>,
+                 <&ssi_ick>;
+        clock-names = "ssi_ssr_fck",
+                      "ssi_sst_fck",
+                      "ssi_ick";
+};
+
 /include/ "omap34xx-omap36xx-clocks.dtsi"
 /include/ "omap36xx-omap3430es2plus-clocks.dtsi"
 /include/ "omap36xx-am35xx-omap3430es2plus-clocks.dtsi"