mb/siemens/{mc_apl2,mc_apl5,mc_apl6}: Use SSD type for SATA ports

There are only SSD connected to SATA ports on this mainboard. To prevent
misbehavior, set the correct hard drive type for enabled SATA ports.

BUG=none
TEST=Boot into OS and check the stability of the SSD

Change-Id: I2c2b0548865e87859a1d742295e09a731bfb3f76
Signed-off-by: Mario Scheithauer <mario.scheithauer@siemens.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75367
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jan Samek <jan.samek@siemens.com>

src/mainboard/siemens/mc_apl1/variants/mc_apl2/devicetree.cb

@@ -69,6 +69,8 @@ chip soc/intel/apollolake
 		device pci 12.0 on	# - SATA
 			register "SataPortsEnable[0]" = "1"
 			register "SataPortsEnable[1]" = "1"
+			register "sata_ports_ssd[0]" = "1"
+			register "sata_ports_ssd[1]" = "1"
 			register "DisableSataSalpSupport" = "1"
 			register "sata_speed" = "SATA_GEN2"
 		end

src/mainboard/siemens/mc_apl1/variants/mc_apl5/devicetree.cb

@@ -69,6 +69,8 @@ chip soc/intel/apollolake
 		device pci 12.0 on	# - SATA
 			register "SataPortsEnable[0]" = "1"
 			register "SataPortsEnable[1]" = "1"
+			register "sata_ports_ssd[0]" = "1"
+			register "sata_ports_ssd[1]" = "1"
 			register "DisableSataSalpSupport" = "1"
 			register "sata_speed" = "SATA_GEN2"
 		end

src/mainboard/siemens/mc_apl1/variants/mc_apl6/devicetree.cb

@@ -40,6 +40,8 @@ chip soc/intel/apollolake
 		device pci 12.0 on	# - SATA
 			register "SataPortsEnable[0]" = "1"
 			register "SataPortsEnable[1]" = "1"
+			register "sata_ports_ssd[0]" = "1"
+			register "sata_ports_ssd[1]" = "1"
 			register "DisableSataSalpSupport" = "1"
 			register "sata_speed" = "SATA_GEN2"
 		end