RE: [PATCH] PCI: rcar: Add mask of data to be written to PCIEPARL

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Hi Iwamatsu-san,

On: 02 February 2015 05:10, Nobuhiro Iwamatsu wrote:
> 
> Lower 7bit of PCIEPARL is reserved bit. When we write to this register,
> these bits must be 0.
> 
> Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@xxxxxxxxxxx>
Acked-by: Phil Edworthy <phil.edworthy@xxxxxxxxxxx>

Thanks
Phil

> ---
>  drivers/pci/host/pcie-rcar.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/pci/host/pcie-rcar.c b/drivers/pci/host/pcie-rcar.c
> index 748786c..bb36e27 100644
> --- a/drivers/pci/host/pcie-rcar.c
> +++ b/drivers/pci/host/pcie-rcar.c
> @@ -342,7 +342,8 @@ static void rcar_pcie_setup_window(int win, struct
> rcar_pcie *pcie)
>  		res_start = res->start;
> 
>  	rcar_pci_write_reg(pcie, upper_32_bits(res_start), PCIEPARH(win));
> -	rcar_pci_write_reg(pcie, lower_32_bits(res_start), PCIEPARL(win));
> +	rcar_pci_write_reg(pcie, lower_32_bits(res_start) & ~0x7F,
> +			   PCIEPARL(win));
> 
>  	/* First resource is for IO */
>  	mask = PAR_ENABLE;
> --
> 2.1.3

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