ARM: OMAP2+: Drop legacy platform data for dra7 gpmc

We can now probe devices with ti-sysc interconnect driver and dts
data. Let's drop the related platform data and custom ti,hwmods
dts property.

Cc: Roger Quadros <rogerq@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index 82e98d4..5508a7f 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -724,22 +724,40 @@ sata: sata@4a141100 {
 
 		/* OCP2SCP1 */
 		/* IRQ for DWC3_3 and DWC3_4 need IRQ crossbar */
-		gpmc: gpmc@50000000 {
-			compatible = "ti,am3352-gpmc";
-			ti,hwmods = "gpmc";
-			reg = <0x50000000 0x37c>;      /* device IO registers */
-			interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
-			dmas = <&edma_xbar 4 0>;
-			dma-names = "rxtx";
-			gpmc,num-cs = <8>;
-			gpmc,num-waitpins = <2>;
-			#address-cells = <2>;
+
+		target-module@50000000 {
+			compatible = "ti,sysc-omap2", "ti,sysc";
+			reg = <0x50000000 4>,
+			      <0x50000010 4>,
+			      <0x50000014 4>;
+			reg-names = "rev", "sysc", "syss";
+			ti,sysc-sidle = <SYSC_IDLE_FORCE>,
+					<SYSC_IDLE_NO>,
+					<SYSC_IDLE_SMART>;
+			ti,syss-mask = <1>;
+			clocks = <&l3main1_clkctrl DRA7_L3MAIN1_GPMC_CLKCTRL 0>;
+			clock-names = "fck";
+			#address-cells = <1>;
 			#size-cells = <1>;
-			interrupt-controller;
-			#interrupt-cells = <2>;
-			gpio-controller;
-			#gpio-cells = <2>;
-			status = "disabled";
+			ranges = <0x50000000 0x50000000 0x00001000>, /* regs */
+				 <0x00000000 0x00000000 0x40000000>; /* data */
+
+			gpmc: gpmc@50000000 {
+				compatible = "ti,am3352-gpmc";
+				reg = <0x50000000 0x37c>;      /* device IO registers */
+				interrupts = <GIC_SPI 15 IRQ_TYPE_LEVEL_HIGH>;
+				dmas = <&edma_xbar 4 0>;
+				dma-names = "rxtx";
+				gpmc,num-cs = <8>;
+				gpmc,num-waitpins = <2>;
+				#address-cells = <2>;
+				#size-cells = <1>;
+				interrupt-controller;
+				#interrupt-cells = <2>;
+				gpio-controller;
+				#gpio-cells = <2>;
+				status = "disabled";
+			};
 		};
 
 		target-module@56000000 {