[PATCH 2/3] ARM: dts: Update omap3 musb to probe with ti-sysc

[Tony Lindgren]

We can drop the legacy booting for the related musb driver if we update
the omap3 SoCs variants to boot using ti-sysc interconnect target module.

devicetree at vger.kernel.org
Cc: H. Nikolaus Schaller <hns at goldelico.com>
Cc: Sicelo Mhlongo <absicsz at gmail.com>
Signed-off-by: Tony Lindgren <tony at atomide.com>
---
 arch/arm/boot/dts/am3517.dtsi   | 38 ++++++++++++++++++++++++-------
 arch/arm/boot/dts/omap3.dtsi    | 40 +++++++++++++++++++++++++--------
 arch/arm/boot/dts/omap34xx.dtsi |  4 ++++
 arch/arm/boot/dts/omap36xx.dtsi |  4 ++++
 4 files changed, 69 insertions(+), 17 deletions(-)

diff --git a/arch/arm/boot/dts/am3517.dtsi b/arch/arm/boot/dts/am3517.dtsi
--- a/arch/arm/boot/dts/am3517.dtsi
+++ b/arch/arm/boot/dts/am3517.dtsi
@@ -49,13 +49,35 @@ opp100-600000000 {
 	};
 
 	ocp at 68000000 {
-		am35x_otg_hs: am35x_otg_hs at 5c040000 {
-			compatible = "ti,omap3-musb";
-			ti,hwmods = "am35x_otg_hs";
-			status = "disabled";
-			reg = <0x5c040000 0x1000>;
-			interrupts = <71>;
-			interrupt-names = "mc";
+		target-module at 5c040000 {
+			compatible = "ti,sysc-omap2", "ti,sysc";
+			reg = <0x5c040400 0x4>,
+			      <0x5c040404 0x4>,
+			      <0x5c040408 0x4>;
+			reg-names = "rev", "sysc", "syss";
+			ti,sysc-mask = <(SYSC_OMAP2_ENAWAKEUP |
+					 SYSC_OMAP2_SOFTRESET |
+					 SYSC_OMAP2_AUTOIDLE)>;
+			ti,sysc-midle = <SYSC_IDLE_FORCE>,
+					<SYSC_IDLE_NO>,
+					<SYSC_IDLE_SMART>;
+			ti,sysc-sidle = <SYSC_IDLE_FORCE>,
+					<SYSC_IDLE_NO>,
+					<SYSC_IDLE_SMART>;
+			ti,syss-mask = <1>;
+			clocks = <&hsotgusb_ick_am35xx>;
+			clock-names = "fck";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0x0 0x5c040000 0x1000>;
+
+			am35x_otg_hs: am35x_otg_hs at 0 {
+				compatible = "ti,omap3-musb";
+				status = "disabled";
+				reg = <0 0x1000>;
+				interrupts = <71>;
+				interrupt-names = "mc";
+			};
 		};
 
 		davinci_emac: ethernet at 5c000000 {
@@ -154,7 +176,7 @@ &rng_target {
 };
 
 /* Table Table 5-79 of the TRM shows 480ab000 is reserved */
-&usb_otg_hs {
+&usb_otg_target {
 	status = "disabled";
 };
 
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -893,15 +893,37 @@ gpmc: gpmc at 6e000000 {
 			#gpio-cells = <2>;
 		};
 
-		usb_otg_hs: usb_otg_hs at 480ab000 {
-			compatible = "ti,omap3-musb";
-			reg = <0x480ab000 0x1000>;
-			interrupts = <92>, <93>;
-			interrupt-names = "mc", "dma";
-			ti,hwmods = "usb_otg_hs";
-			multipoint = <1>;
-			num-eps = <16>;
-			ram-bits = <12>;
+		usb_otg_target: target-module at 480ab000 {
+			compatible = "ti,sysc-omap2", "ti,sysc";
+			reg = <0x480ab400 0x4>,
+			      <0x480ab404 0x4>,
+			      <0x480ab408 0x4>;
+			reg-names = "rev", "sysc", "syss";
+			ti,sysc-mask = <(SYSC_OMAP2_ENAWAKEUP |
+					 SYSC_OMAP2_SOFTRESET |
+					 SYSC_OMAP2_AUTOIDLE)>;
+			ti,sysc-midle = <SYSC_IDLE_FORCE>,
+					<SYSC_IDLE_NO>,
+					<SYSC_IDLE_SMART>;
+			ti,sysc-sidle = <SYSC_IDLE_FORCE>,
+					<SYSC_IDLE_NO>,
+					<SYSC_IDLE_SMART>;
+			ti,syss-mask = <1>;
+			/* Clock defined in the SoC specific dtsi file */
+			clock-names = "fck";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0x0 0x480ab000 0x1000>;
+
+			usb_otg_hs: usb at 0 {
+				compatible = "ti,omap3-musb";
+				reg = <0 0x1000>;
+				interrupts = <92>, <93>;
+				interrupt-names = "mc", "dma";
+				multipoint = <1>;
+				num-eps = <16>;
+				ram-bits = <12>;
+			};
 		};
 
 		dss: dss at 48050000 {
diff --git a/arch/arm/boot/dts/omap34xx.dtsi b/arch/arm/boot/dts/omap34xx.dtsi
--- a/arch/arm/boot/dts/omap34xx.dtsi
+++ b/arch/arm/boot/dts/omap34xx.dtsi
@@ -189,6 +189,10 @@ &ssi {
 		      "ssi_ick";
 };
 
+&usb_otg_target {
+	clocks = <&hsotgusb_ick_3430es2>;
+};
+
 /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
--- a/arch/arm/boot/dts/omap36xx.dtsi
+++ b/arch/arm/boot/dts/omap36xx.dtsi
@@ -240,6 +240,10 @@ &ssi {
 		      "ssi_ick";
 };
 
+&usb_otg_target {
+	clocks = <&hsotgusb_ick_3430es2>;
+};
+
 /include/ "omap34xx-omap36xx-clocks.dtsi"
 /include/ "omap36xx-omap3430es2plus-clocks.dtsi"
 /include/ "omap36xx-am35xx-omap3430es2plus-clocks.dtsi"
-- 
2.38.1