apm821xx: make ata-dwc as a standalone module

In order to cut down on the Netgear WNDR4700, the ata
driver can be outsourced. This helps other apm821xx
devices too to save up on kernel size (~200 kb).

Signed-off-by: Christian Lamparter <[email protected]>

target/linux/apm821xx/image/nand.mk

@@ -100,7 +100,7 @@ define Device/netgear_wndr4700
 	kmod-dm kmod-fs-ext4 kmod-fs-vfat kmod-usb-ledtrig-usbport \
 	kmod-md-mod kmod-nls-cp437 kmod-nls-iso8859-1 kmod-nls-iso8859-15 \
 	kmod-nls-utf8 kmod-usb3 kmod-usb-dwc2 kmod-usb-storage \
-	partx-utils
+	partx-utils kmod-ata-dwc
   BOARD_NAME := wndr4700
   PAGESIZE := 2048
   SUBPAGESIZE := 512

target/linux/apm821xx/modules.mk

@@ -0,0 +1,13 @@
+define KernelPackage/ata-dwc
+  TITLE:=DesignWare Cores SATA support
+  KCONFIG:=CONFIG_SATA_DWC
+  FILES:=$(LINUX_DIR)/drivers/ata/sata_dwc_460ex.ko
+  AUTOLOAD:=$(call AutoLoad,40,sata_dwc_460ex,1)
+  $(call AddDepends/ata)
+endef
+
+define KernelPackage/ata-dwc/description
+ Platform support for the on-chip SATA controller.
+endef
+
+$(eval $(call KernelPackage,ata-dwc))

target/linux/apm821xx/nand/config-default

@@ -2,14 +2,8 @@ CONFIG_AT803X_PHY=y
 CONFIG_AR8216_PHY=y
 # CONFIG_SATA_DWC_OLD_DMA is not set
 CONFIG_IKAREM=y
-CONFIG_ATA=y
-CONFIG_ATA_SFF=y
-CONFIG_ATA_BMDMA=y
 # CONFIG_PCI_DISABLE_COMMON_QUIRKS is not set
-CONFIG_SATA_PMP=y
 CONFIG_GENERIC_PHY=y
-CONFIG_SATA_DWC=y
-# CONFIG_SATA_DWC_DEBUG is not set
 CONFIG_SCSI=y
 CONFIG_BLK_DEV_SD=y
 CONFIG_GPIO_GENERIC=y

target/linux/generic/config-5.15

@@ -5231,6 +5231,8 @@ CONFIG_RXKAD=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_AHCI_PLATFORM is not set
 # CONFIG_SATA_DWC is not set
+# CONFIG_SATA_DWC_DEBUG is not set
+# CONFIG_SATA_DWC_OLD_DMA is not set
 # CONFIG_SATA_FSL is not set
 # CONFIG_SATA_HIGHBANK is not set
 # CONFIG_SATA_HOST is not set

target/linux/generic/config-6.1

@@ -150,6 +150,7 @@ CONFIG_AF_UNIX_OOB=y
 # CONFIG_AHCI_BRCM is not set
 # CONFIG_AHCI_CEVA is not set
 # CONFIG_AHCI_DWC is not set
+# CONFIG_SATA_DWC_OLD_DMA is not set
 # CONFIG_AHCI_IMX is not set
 # CONFIG_AHCI_MVEBU is not set
 # CONFIG_AHCI_QORIQ is not set