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Commit 1980eb9b authored by Jaedon Shin's avatar Jaedon Shin Committed by Tejun Heo
Browse files

ata: ahci_brcmstb: add support for MIPS-based platforms 



The BCM7xxx ARM-based and MIPS-based platforms share a similar hardware
block for AHCI SATA3.

This new compatible string, "brcm,bcm7425-ahci", may be used for most
MIPS-based platforms of 40nm process technology.

Signed-off-by: default avatarJaedon Shin <jaedon.shin@gmail.com>
Tested-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Acked-by: default avatarBrian Norris <computersforpeace@gmail.com>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent dfcdc5fe

Documentation/devicetree/bindings/ata/brcm,sata-brcmstb.txt

+3 −1
Original line number Original line Diff line number Diff line
@@ -4,7 +4,9 @@ SATA nodes are defined to describe on-chip Serial ATA controllers. 
Each SATA controller should have its own node.

Each SATA controller should have its own node.





Required properties:

Required properties:

- compatible         : compatible list, may contain "brcm,bcm7445-ahci" and/or

- compatible         : should be one or more of

                       "brcm,bcm7425-ahci"

                       "brcm,bcm7445-ahci"

                       "brcm,sata3-ahci"

                       "brcm,sata3-ahci"

- reg                : register mappings for AHCI and SATA_TOP_CTRL

- reg                : register mappings for AHCI and SATA_TOP_CTRL

- reg-names          : "ahci" and "top-ctrl"

- reg-names          : "ahci" and "top-ctrl"

drivers/ata/Kconfig

+1 −1
Original line number Original line Diff line number Diff line
@@ -100,7 +100,7 @@ config SATA_AHCI_PLATFORM 




config AHCI_BRCMSTB

config AHCI_BRCMSTB

	tristate "Broadcom STB AHCI SATA support"

	tristate "Broadcom STB AHCI SATA support"

	depends on ARCH_BRCMSTB

	depends on ARCH_BRCMSTB || BMIPS_GENERIC

	help

	help

	  This option enables support for the AHCI SATA3 controller found on

	  This option enables support for the AHCI SATA3 controller found on

	  STB SoC's.

	  STB SoC's.

drivers/ata/ahci_brcmstb.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -318,6 +318,7 @@ static int brcm_ahci_remove(struct platform_device *pdev) 
}

}





static const struct of_device_id ahci_of_match[] = {

static const struct of_device_id ahci_of_match[] = {

	{.compatible = "brcm,bcm7425-ahci"},

	{.compatible = "brcm,bcm7445-ahci"},

	{.compatible = "brcm,bcm7445-ahci"},

	{},

	{},

};

};