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Message-id: <00c201ce6d85$83b072a0$8b1157e0$@samsung.com>
Date: Thu, 20 Jun 2013 16:12:24 +0900
From: Jingoo Han <jg1.han@...sung.com>
To: 'Kukjin Kim' <kgene.kim@...sung.com>,
'Bjorn Helgaas' <bhelgaas@...gle.com>
Cc: linux-samsung-soc@...r.kernel.org, linux-pci@...r.kernel.org,
devicetree-discuss@...ts.ozlabs.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
'Grant Likely' <grant.likely@...retlab.ca>,
'Andrew Murray' <andrew.murray@....com>,
'Thomas Petazzoni' <thomas.petazzoni@...e-electrons.com>,
'Thierry Reding' <thierry.reding@...onic-design.de>,
'Jason Gunthorpe' <jgunthorpe@...idianresearch.com>,
'Arnd Bergmann' <arnd@...db.de>,
'Surendranath Gurivireddy Balla' <suren.reddy@...sung.com>,
'Siva Reddy Kallam' <siva.kallam@...sung.com>,
'Thomas Abraham' <thomas.abraham@...aro.org>,
Jingoo Han <jg1.han@...sung.com>
Subject: [PATCH V6 3/3] ARM: dts: Add pcie controller node for Samsung
EXYNOS5440 SoC
Exynos5440 has two PCIe controllers which can be used as root complex
for PCIe interface.
Signed-off-by: Jingoo Han <jg1.han@...sung.com>
---
arch/arm/boot/dts/exynos5440-ssdk5440.dts | 8 ++++++
arch/arm/boot/dts/exynos5440.dtsi | 40 ++++++++++++++++++++++++++++-
2 files changed, 47 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/exynos5440-ssdk5440.dts b/arch/arm/boot/dts/exynos5440-ssdk5440.dts
index f32cd77..3d93804 100644
--- a/arch/arm/boot/dts/exynos5440-ssdk5440.dts
+++ b/arch/arm/boot/dts/exynos5440-ssdk5440.dts
@@ -65,4 +65,12 @@
clock-frequency = <50000000>;
};
};
+
+ pcie0@...000 {
+ reset-gpio = <&pin_ctrl 5 0>;
+ };
+
+ pcie1@...000 {
+ reset-gpio = <&pin_ctrl 22 0>;
+ };
};
diff --git a/arch/arm/boot/dts/exynos5440.dtsi b/arch/arm/boot/dts/exynos5440.dtsi
index 03d40c0..6295eda 100644
--- a/arch/arm/boot/dts/exynos5440.dtsi
+++ b/arch/arm/boot/dts/exynos5440.dtsi
@@ -126,7 +126,7 @@
clock-names = "spi", "spi_busclk0";
};
- pinctrl {
+ pin_ctrl: pinctrl {
compatible = "samsung,exynos5440-pinctrl";
reg = <0xE0000 0x1000>;
interrupts = <0 37 0>, <0 38 0>, <0 39 0>, <0 40 0>,
@@ -230,4 +230,42 @@
clocks = <&clock 24>;
clock-names = "usbhost";
};
+
+ pcie0@...000 {
+ compatible = "samsung,exynos5440-pcie";
+ reg = <0x290000 0x1000
+ 0x270000 0x1000
+ 0x271000 0x40>;
+ interrupts = <0 20 0>, <0 21 0>, <0 22 0>;
+ clocks = <&clock 28>, <&clock 27>;
+ clock-names = "pcie", "pcie_bus";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ device_type = "pci";
+ ranges = <0x00000800 0 0x40000000 0x40000000 0 0x00001000 /* configuration space */
+ 0x81000000 0 0 0x40001000 0 0x00010000 /* downstream I/O */
+ 0x82000000 0 0x40011000 0x40011000 0 0x1ffef000>; /* non-prefetchable memory */
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0x0 0 &gic 53>;
+ };
+
+ pcie1@...000 {
+ compatible = "samsung,exynos5440-pcie";
+ reg = <0x2a0000 0x1000
+ 0x272000 0x1000
+ 0x271040 0x40>;
+ interrupts = <0 23 0>, <0 24 0>, <0 25 0>;
+ clocks = <&clock 29>, <&clock 27>;
+ clock-names = "pcie", "pcie_bus";
+ #address-cells = <3>;
+ #size-cells = <2>;
+ device_type = "pci";
+ ranges = <0x00000800 0 0x60000000 0x60000000 0 0x00001000 /* configuration space */
+ 0x81000000 0 0 0x60001000 0 0x00010000 /* downstream I/O */
+ 0x82000000 0 0x60011000 0x60011000 0 0x1ffef000>; /* non-prefetchable memory */
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0x0 0 &gic 56>;
+ };
};
--
1.7.10.4
--
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