From: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Date: Tue, 19 Sep 2017 17:26:54 +0800
Subject: irqchip/ls-scfg-msi: Add LS1012a MSI support

Git-commit: 68ace22edb932836d59a5834df85f519c5ce4e4d
Patch-mainline: v4.15-rc1
References: fate#326530,fate#326531,fate#326535,fate#326538,fate#326539

The ls1012a implements only 1 MSI controller, and it is the same as
ls1043a.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Rob Herring <robh@kernel.org>
Acked-by: Minghuan Lian <minghuan.Lian@nxp.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@suse.com>
---
 Documentation/devicetree/bindings/interrupt-controller/fsl,ls-scfg-msi.txt |    1 +
 drivers/irqchip/irq-ls-scfg-msi.c                                          |    1 +
 2 files changed, 2 insertions(+)

--- a/Documentation/devicetree/bindings/interrupt-controller/fsl,ls-scfg-msi.txt
+++ b/Documentation/devicetree/bindings/interrupt-controller/fsl,ls-scfg-msi.txt
@@ -7,6 +7,7 @@ Required properties:
               "fsl,ls1021a-msi"
               "fsl,ls1043a-msi"
               "fsl,ls1043a-v1.1-msi"
+              "fsl,ls1012a-msi"
 - msi-controller: indicates that this is a PCIe MSI controller node
 - reg: physical base address of the controller and length of memory mapped.
 - interrupts: an interrupt to the parent interrupt controller.
--- a/drivers/irqchip/irq-ls-scfg-msi.c
+++ b/drivers/irqchip/irq-ls-scfg-msi.c
@@ -316,6 +316,7 @@ static const struct of_device_id ls_scfg
 	{ .compatible = "fsl,1s1021a-msi", .data = &ls1021_msi_cfg},
 	{ .compatible = "fsl,1s1043a-msi", .data = &ls1021_msi_cfg},
 
+	{ .compatible = "fsl,ls1012a-msi", .data = &ls1021_msi_cfg },
 	{ .compatible = "fsl,ls1021a-msi", .data = &ls1021_msi_cfg },
 	{ .compatible = "fsl,ls1043a-msi", .data = &ls1021_msi_cfg },
 	{ .compatible = "fsl,ls1043a-v1.1-msi", .data = &ls1043_v1_1_msi_cfg },