RE: [PATCHv2 15/25] dt-bindings: pci: mobiveil: change gpio_slave and apb_csr to optional

["M.h. Lian" <minghuan.lian@nxp.com>]

reviewed-by: Minghuan Lian <Minghuan.Lian@nxp.com>

> -----Original Message-----
> From: Z.q. Hou
> Sent: Tuesday, November 20, 2018 5:27 PM
> To: linux-pci@vger.kernel.org; linux-arm-kernel@lists.infradead.org;
> devicetree@vger.kernel.org; linux-kernel@vger.kernel.org;
> bhelgaas@google.com; robh+dt@kernel.org; mark.rutland@arm.com;
> l.subrahmanya@mobiveil.co.in; shawnguo@kernel.org; Leo Li
> <leoyang.li@nxp.com>; lorenzo.pieralisi@arm.com;
> catalin.marinas@arm.com; will.deacon@arm.com
> Cc: Mingkai Hu <mingkai.hu@nxp.com>; M.h. Lian
> <minghuan.lian@nxp.com>; Xiaowei Bao <xiaowei.bao@nxp.com>; Z.q. Hou
> <zhiqiang.hou@nxp.com>
> Subject: [PATCHv2 15/25] dt-bindings: pci: mobiveil: change gpio_slave and
> apb_csr to optional
> 
> From: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
> 
> Change the "gpio_slave" and "apb_csr" to optional, the "gpio_slave"
> is not used in current code, and "apb_csr" is not used by some platforms.
> 
> Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
> Acked-by: Subrahmanya Lingappa <l.subrahmanya@mobiveil.co.in>
> Acked-by: Rob Herring <robh@kernel.org>
> ---
> V2:
>  - no change
> 
>  Documentation/devicetree/bindings/pci/mobiveil-pcie.txt | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pci/mobiveil-pcie.txt
> b/Documentation/devicetree/bindings/pci/mobiveil-pcie.txt
> index a618d4787dd7..64156993e052 100644
> --- a/Documentation/devicetree/bindings/pci/mobiveil-pcie.txt
> +++ b/Documentation/devicetree/bindings/pci/mobiveil-pcie.txt
> @@ -10,8 +10,10 @@ Required properties:
>  	interrupt source. The value must be 1.
>  - compatible: Should contain "mbvl,gpex40-pcie"
>  - reg: Should contain PCIe registers location and length
> +	Mandatory:
>  	"config_axi_slave": PCIe controller registers
>  	"csr_axi_slave"	  : Bridge config registers
> +	Optional:
>  	"gpio_slave"	  : GPIO registers to control slot power
>  	"apb_csr"	  : MSI registers
> 
> --
> 2.17.1