Hi Bin,
-----Original Message----- From: Bin Meng bmeng.cn@gmail.com Sent: 2019年8月27日 10:56 To: Z.q. Hou zhiqiang.hou@nxp.com Cc: U-Boot Mailing List u-boot@lists.denx.de; Prabhakar Kushwaha prabhakar.kushwaha@nxp.com; Wolfgang Denk wd@denx.de; Priyanka Jain priyanka.jain@nxp.com; Shengzhou Liu shengzhou.liu@nxp.com Subject: Re: [U-Boot] [PATCH 25/47] P2020: dts: Added PCIe DT nodes
Hi Zhiqiang,
On Tue, Aug 27, 2019 at 10:52 AM Z.q. Hou zhiqiang.hou@nxp.com wrote:
Hi Bin,
Thanks a lot for your comments!
-----Original Message----- From: Bin Meng bmeng.cn@gmail.com Sent: 2019年8月26日 22:50 To: Z.q. Hou zhiqiang.hou@nxp.com Cc: U-Boot Mailing List u-boot@lists.denx.de; Prabhakar Kushwaha prabhakar.kushwaha@nxp.com; Wolfgang Denk wd@denx.de;
Priyanka
Jain priyanka.jain@nxp.com; Shengzhou Liu
Subject: Re: [U-Boot] [PATCH 25/47] P2020: dts: Added PCIe DT nodes
On Tue, Jul 23, 2019 at 9:39 PM Hou Zhiqiang Zhiqiang.Hou@nxp.com wrote:
P2020 integrated 3 PCIe controllers, which is compatible with the PCI Express™ Base Specification, Revision 1.0a, and this patch is to add DT node for each PCIe controller.
Signed-off-by: Hou Zhiqiang Zhiqiang.Hou@nxp.com
arch/powerpc/dts/p2020-post.dtsi | 30
++++++++++++++++++++++++++++++
arch/powerpc/dts/p2020rdb-pc.dts | 17 +++++++++++++++++ arch/powerpc/dts/p2020rdb-pc_36b.dts | 17 +++++++++++++++++ 3 files changed, 64 insertions(+)
diff --git a/arch/powerpc/dts/p2020-post.dtsi b/arch/powerpc/dts/p2020-post.dtsi index f20d1fa..f696f35 100644 --- a/arch/powerpc/dts/p2020-post.dtsi +++ b/arch/powerpc/dts/p2020-post.dtsi @@ -25,3 +25,33 @@ last-interrupt-source = <255>; }; };
+/* PCIe controller base address 0x8000 */ +&pci2 {
pci0?
Describe the controller index and starting address according to P2020 RM.
OK, so will this weird index number (2, 1, 0) break the index calculation log in the following patch?
No, the code handled this.
Thanks, Zhiqiang
https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fpatch work.ozlabs.org%2Fpatch%2F1152811%2F&data=02%7C01%7Czhiqian g.hou%40nxp.com%7Cb20f64bf19f445e50ce108d72a9a160a%7C686ea1d3b c2b4c6fa92cd99c5c301635%7C0%7C0%7C637024713598549064&sdat a=WG5PXoeY0zriaxdITqzOJ%2BnT65uzrQ%2FUtwi4JuykXnA%3D&reser ved=0
Regards, Bin