MAINTAINERS: Add DesignWare, i.MX6, Armada, R-Car PCI host maintainers

Add entries for PCI host controller drivers in drivers/pci/host/.

Signed-off-by: Mohit Kumar <mohit.kumar@st.com>             # DESIGNWARE
Signed-off-by: Pratyush Anand <pratyush.anand@st.com>       # DESIGNWARE
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Simon Horman <horms+renesas@verge.net.au>         # R-CAR
Double-Plus-Acked-by: Jason Cooper <jason@lakedaemon.net>   # MVEBU
Acked-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: Richard Zhu <r65037@freescale.com>                # IMX6

MAINTAINERS

@@ -6449,19 +6449,52 @@ F:	drivers/pci/
 F:	include/linux/pci*
 F:	arch/x86/pci/
 
+PCI DRIVER FOR IMX6
+M:	Richard Zhu <r65037@freescale.com>
+M:	Shawn Guo <shawn.guo@linaro.org>
+L:	linux-pci@vger.kernel.org
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S:	Maintained
+F:	drivers/pci/host/*imx6*
+
+PCI DRIVER FOR MVEBU (Marvell Armada 370 and Armada XP SOC support)
+M:	Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+M:	Jason Cooper <jason@lakedaemon.net>
+L:	linux-pci@vger.kernel.org
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S:	Maintained
+F:	drivers/pci/host/*mvebu*
+
 PCI DRIVER FOR NVIDIA TEGRA
 M:	Thierry Reding <thierry.reding@gmail.com>
 L:	linux-tegra@vger.kernel.org
+L:	linux-pci@vger.kernel.org
 S:	Supported
 F:	Documentation/devicetree/bindings/pci/nvidia,tegra20-pcie.txt
 F:	drivers/pci/host/pci-tegra.c
 
+PCI DRIVER FOR RENESAS R-CAR
+M:	Simon Horman <horms@verge.net.au>
+L:	linux-pci@vger.kernel.org
+L:	linux-sh@vger.kernel.org
+S:	Maintained
+F:	drivers/pci/host/*rcar*
+
 PCI DRIVER FOR SAMSUNG EXYNOS
 M:	Jingoo Han <jg1.han@samsung.com>
 L:	linux-pci@vger.kernel.org
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+L:	linux-samsung-soc@vger.kernel.org (moderated for non-subscribers)
 S:	Maintained
 F:	drivers/pci/host/pci-exynos.c
 
+PCI DRIVER FOR SYNOPSIS DESIGNWARE
+M:	Mohit Kumar <mohit.kumar@st.com>
+M:	Jingoo Han <jg1.han@samsung.com>
+L:	linux-pci@vger.kernel.org
+S:	Maintained
+F:	drivers/pci/host/*designware*
+
 PCMCIA SUBSYSTEM
 P:	Linux PCMCIA Team
 L:	linux-pcmcia@lists.infradead.org