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authorGabor Juhos <juhosg@openwrt.org>2013-08-23 17:07:25 +0000
committerGabor Juhos <juhosg@openwrt.org>2013-08-23 17:07:25 +0000
commit45c4c5845014750222d532fb756c37e088bd44a1 (patch)
tree592fab4b97940edbcd4837f74c0457c2f0c65699 /target/linux/ramips/patches-3.10/0022-MIPS-add-driver-for-the-built-in-PCI-controller-of-the-RT3883-SoC.patch
parent1331b3cd5bf20f94aca60a55d995b13e753a186e (diff)
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ramips: update the RT3883 PCI patch
Fix the following warning: arch/mips/pci/pci-rt3883.c: In function 'rt3883_pci_probe': arch/mips/pci/pci-rt3883.c:458:4: warning: use of 'h' length modifier with 'a' type character [-Wformat] Signed-off-by: Michael Lee <igvtee@gmail.com> Signed-off-by: Gabor Juhos <juhosg@openwrt.org> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37827 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ramips/patches-3.10/0022-MIPS-add-driver-for-the-built-in-PCI-controller-of-the-RT3883-SoC.patch')
-rw-r--r--target/linux/ramips/patches-3.10/0022-MIPS-add-driver-for-the-built-in-PCI-controller-of-the-RT3883-SoC.patch65
1 files changed, 51 insertions, 14 deletions
diff --git a/target/linux/ramips/patches-3.10/0022-MIPS-add-driver-for-the-built-in-PCI-controller-of-the-RT3883-SoC.patch b/target/linux/ramips/patches-3.10/0022-MIPS-add-driver-for-the-built-in-PCI-controller-of-the-RT3883-SoC.patch
index e7e01d14f7..4bea70291c 100644
--- a/target/linux/ramips/patches-3.10/0022-MIPS-add-driver-for-the-built-in-PCI-controller-of-the-RT3883-SoC.patch
+++ b/target/linux/ramips/patches-3.10/0022-MIPS-add-driver-for-the-built-in-PCI-controller-of-the-RT3883-SoC.patch
@@ -1,15 +1,16 @@
-From patchwork Fri Aug 9 16:03:32 2013
+From patchwork Fri Aug 23 12:03:20 2013
Content-Type: text/plain; charset="utf-8"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
-Subject: MIPS: add driver for the built-in PCI controller of the RT3883 SoC
+Subject: [v3] MIPS: add driver for the built-in PCI controller of the RT3883
+ SoC
From: Gabor Juhos <juhosg@openwrt.org>
-X-Patchwork-Id: 5687
-Message-Id: <1376064212-28415-1-git-send-email-juhosg@openwrt.org>
+X-Patchwork-Id: 5758
+Message-Id: <1377259400-21211-1-git-send-email-juhosg@openwrt.org>
To: Ralf Baechle <ralf@linux-mips.org>
-Cc: linux-mips@linux-mips.org, John Crispin <blogic@openwrt.org>,
- Gabor Juhos <juhosg@openwrt.org>, devicetree@vger.kernel.org
-Date: Fri, 9 Aug 2013 18:03:32 +0200
+Cc: linux-mips@linux-mips.org, Gabor Juhos <juhosg@openwrt.org>,
+ devicetree@vger.kernel.org
+Date: Fri, 23 Aug 2013 14:03:20 +0200
The Ralink RT3883 SoCs have a built-in PCI Host Controller
device. The patch adds a platform driver and device tree
@@ -23,17 +24,32 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Acked-by: John Crispin <blogic@openwrt.org>
---
-.../devicetree/bindings/pci/ralink,rt3883-pci.txt | 169 ++++++
+Changes since v2:
+ - fix compiler warning:
+
+ CC arch/mips/pci/pci-rt3883.o
+ arch/mips/pci/pci-rt3883.c: In function 'rt3883_pci_probe':
+ arch/mips/pci/pci-rt3883.c:458:4: warning: use of 'h' length modifier with 'a' type character [-Wformat]
+
+Changes since v1:
+ - change the 'status' property to optional in the binding doc
+ - add board specific example to the binding doc
+
+rt3883-pci: fix-build-warning
+
+Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
+---
+ .../devicetree/bindings/pci/ralink,rt3883-pci.txt | 190 ++++++
arch/mips/pci/Makefile | 1 +
arch/mips/pci/pci-rt3883.c | 636 ++++++++++++++++++++
arch/mips/ralink/Kconfig | 1 +
- 4 files changed, 807 insertions(+)
+ 4 files changed, 828 insertions(+)
create mode 100644 Documentation/devicetree/bindings/pci/ralink,rt3883-pci.txt
create mode 100644 arch/mips/pci/pci-rt3883.c
--- /dev/null
+++ b/Documentation/devicetree/bindings/pci/ralink,rt3883-pci.txt
-@@ -0,0 +1,169 @@
+@@ -0,0 +1,190 @@
+* Mediatek/Ralink RT3883 PCI controller
+
+1) Main node
@@ -54,7 +70,10 @@ Acked-by: John Crispin <blogic@openwrt.org>
+ - ranges: specifies the translation between child address space and parent
+ address space
+
-+ - status: either "disabled" or "okay"
++ Optional properties:
++
++ - status: indicates the operational status of the device.
++ Value must be either "disabled" or "okay".
+
+2) Child nodes
+
@@ -113,8 +132,6 @@ Acked-by: John Crispin <blogic@openwrt.org>
+
+ - device_type: must be "pci"
+
-+ - status: either "disabled" or "okay"
-+
+ If a given sub-node represents a PCI bridge it must have following
+ mandatory properties as well:
+
@@ -128,8 +145,16 @@ Acked-by: John Crispin <blogic@openwrt.org>
+ - interrupt-map: standard PCI properties to define the mapping of the
+ PCI interface to interrupt numbers.
+
++ Besides the required properties the sub-nodes may have these optional
++ properties:
++
++ - status: indicates the operational status of the sub-node.
++ Value must be either "disabled" or "okay".
++
+3) Example:
+
++ a) SoC specific dtsi file:
++
+ pci@10140000 {
+ compatible = "ralink,rt3883-pci";
+ reg = <0x10140000 0x20000>;
@@ -203,6 +228,18 @@ Acked-by: John Crispin <blogic@openwrt.org>
+ };
+ };
+ };
++
++ b) Board specific dts file:
++
++ pci@10140000 {
++ status = "okay";
++
++ host-bridge {
++ pci-bridge@1 {
++ status = "okay";
++ };
++ };
++ };
--- a/arch/mips/pci/Makefile
+++ b/arch/mips/pci/Makefile
@@ -41,6 +41,7 @@ obj-$(CONFIG_SIBYTE_BCM1x80) += pci-bcm1
@@ -671,7 +708,7 @@ Acked-by: John Crispin <blogic@openwrt.org>
+ }
+
+ if (!rpc->intc_of_node) {
-+ dev_err(dev, "% has no %s child node",
++ dev_err(dev, "%s has no %s child node",
+ of_node_full_name(rpc->intc_of_node),
+ "interrupt controller");
+ return -EINVAL;