[PATCH 1/2] ahci: add generic driver

[Sascha Hauer]

On Mon, Feb 11, 2013 at 06:01:59PM +0100, Jean-Christophe PLAGNIOL-VILLARD wrote:
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>

Applied, thanks

Sascha

> ---
>  drivers/ata/Kconfig        |    4 ++++
>  drivers/ata/Makefile       |    2 ++
>  drivers/ata/ahci-generic.c |   47 ++++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 53 insertions(+)
>  create mode 100644 drivers/ata/ahci-generic.c
> 
> diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
> index ff6528a..41dc811 100644
> --- a/drivers/ata/Kconfig
> +++ b/drivers/ata/Kconfig
> @@ -37,6 +37,10 @@ config DISK_AHCI
>  	select DISK_ATA
>  	select DISK_DRIVE
>  
> +config DISK_AHCI_GENERIC
> +	depends on DISK_AHCI
> +	bool "AHCI generic support"
> +
>  config DISK_AHCI_IMX
>  	depends on DISK_AHCI
>  	bool "i.MX AHCI support"
> diff --git a/drivers/ata/Makefile b/drivers/ata/Makefile
> index c444c4d..802bd61 100644
> --- a/drivers/ata/Makefile
> +++ b/drivers/ata/Makefile
> @@ -4,8 +4,10 @@ obj-$(CONFIG_DISK_BIOS) += disk_bios_drive.o
>  obj-$(CONFIG_DISK_IDE_SFF) += ide-sff.o
>  obj-$(CONFIG_DISK_ATA) += disk_ata_drive.o
>  obj-$(CONFIG_DISK_AHCI) += ahci.o
> +obj-$(CONFIG_DISK_AHCI_GENERIC) += ahci-generic.o
>  obj-$(CONFIG_DISK_AHCI_IMX) += sata-imx.o
>  
> +
>  # interface types
>  
>  obj-$(CONFIG_DISK_INTF_PLATFORM_IDE) += intf_platform_ide.o
> diff --git a/drivers/ata/ahci-generic.c b/drivers/ata/ahci-generic.c
> new file mode 100644
> index 0000000..4077627
> --- /dev/null
> +++ b/drivers/ata/ahci-generic.c
> @@ -0,0 +1,47 @@
> +/*
> + * Copyright (C) 2009 Jean-Christophe PLAGNIOL-VILLARD <plagnio at jcrosoft.com>
> + *
> + * GPLv2 only
> + */
> +
> +#include <common.h>
> +#include <ata_drive.h>
> +#include <io.h>
> +#include <driver.h>
> +#include <init.h>
> +#include <malloc.h>
> +#include "ahci.h"
> +
> +static int ahci_probe(struct device_d *dev)
> +{
> +	struct ahci_device *ahci;
> +	int ret;
> +
> +	ahci = xzalloc(sizeof(*ahci));
> +
> +	ahci->mmio_base = dev_request_mem_region(dev, 0);
> +
> +	ahci->dev = dev;
> +	dev->priv = ahci;
> +	ret = ahci_add_host(ahci);
> +	if (ret)
> +		goto err_free;
> +
> +	return 0;
> +
> +err_free:
> +	free(ahci);
> +
> +	return ret;
> +}
> +
> +static struct driver_d ahci_driver = {
> +	.name	= "ahci",
> +	.probe	= ahci_probe,
> +};
> +
> +static int ahci_init(void)
> +{
> +	return platform_driver_register(&ahci_driver);
> +}
> +device_initcall(ahci_init);
> -- 
> 1.7.10.4
> 
> 
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