On Tue, Jan 31, 2012 at 03:10:48PM +0100, Florian Fainelli wrote:
> This patch adds support for the SPI controller found on the Broadcom BCM63xx
> SoCs.
>
> Signed-off-by: Tanguy Bouzeloc <tanguy.bouze...@efixo.com>
> Signed-off-by: Florian Fainelli <flor...@openwrt.org>
> ---
> Changes since v2:
> - reworked bcm63xx_spi_setup_transfer to choose closest spi transfer
> frequency
> - removed invalid 25Mhz frequency
> - fixed some minor checkpatch issues
>
> Changes since v1:
> - switched to the devm_* API which frees resources automatically
> - switched to dev_pm_ops
> - use module_platform_driver
> - remove MODULE_VERSION()
> - fixed return value when clock is not present using PTR_ERR()
> - fixed probe() error path to disable clock in case of failure
>
> drivers/spi/Kconfig | 6 +
> drivers/spi/Makefile | 1 +
> drivers/spi/spi-bcm63xx.c | 486
> +++++++++++++++++++++++++++++++++++++++++++++
> 3 files changed, 493 insertions(+), 0 deletions(-)
> create mode 100644 drivers/spi/spi-bcm63xx.c
>
Looks okay. There are a couple of problems that needs to be fixed
below, but otherwise:
Acked-by: Grant Likely <grant.lik...@secretlab.ca>
Merge this through the same tree as patches 1-8
g.
> +static int __init bcm63xx_spi_probe(struct platform_device *pdev)
__devinit
> +static int __exit bcm63xx_spi_remove(struct platform_device *pdev)
__devexit
> +static const struct dev_pm_ops bcm63xx_spi_pm_ops = {
> + .suspend = bcm63xx_spi_suspend,
> + .resume = bcm63xx_spi_resume,
> +};
> +
> +#define BCM63XX_SPI_PM_OPS (&bcm63xx_spi_pm_ops)
> +#else
> +#define BCM63XX_SPI_PM_OPS NULL
A bit ugly. Do this instead in the else clause and drop the BCM63XX_SPI_PM_OPS:
#define bcm63xx_spi_pm_ops NULL
> +#endif
> +
> +static struct platform_driver bcm63xx_spi_driver = {
> + .driver = {
> + .name = "bcm63xx-spi",
> + .owner = THIS_MODULE,
> + .pm = BCM63XX_SPI_PM_OPS,
> + },
> + .probe = bcm63xx_spi_probe,
> + .remove = __exit_p(bcm63xx_spi_remove),
__devexit_p
> +};
> +
> +module_platform_driver(bcm63xx_spi_driver);
> +
> +MODULE_ALIAS("platform:bcm63xx_spi");
> +MODULE_AUTHOR("Florian Fainelli <flor...@openwrt.org>");
> +MODULE_AUTHOR("Tanguy Bouzeloc <tanguy.bouze...@efixo.com>");
> +MODULE_DESCRIPTION("Broadcom BCM63xx SPI Controller driver");
> +MODULE_LICENSE("GPL");
> --
> 1.7.5.4
>
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