tk1-smmu: corrections

Fix tk1 smmu cmake config variables.
Fix platforn_gen for tk1.
Add separate hardware.yml for tk1.

Signed-off-by: Oliver Scott <Oliver.Scott@data61.csiro.au>

tools/hardware.yml

@@ -116,7 +116,6 @@ devices:
       KERNEL_PMU_IRQ: 0
   # Tegra SMMU (memory-controllers/nvidia,tegra30-mc.txt)
   - compatible:
-      - nvidia,tegra124-mc
       - arm,mmu-500
     regions:
       - index: 0
@@ -124,6 +123,14 @@ devices:
         macro: CONFIG_ARM_SMMU
     interrupts:
       INTERRUPT_SMMU: 0
+  - compatible:
+      - nvidia,tegra124-mc
+    regions:
+      - index: 0
+        kernel: SMMU_PPTR
+        macro: CONFIG_TK1_SMMU
+    interrupts:
+      INTERRUPT_SMMU: 0
   # ARM architected timer (timer/arm,arch_timer.txt)
   - compatible:
       - arm,armv7-timer