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Message-Id: <1331808992-15367-1-git-send-email-vhtnguyen@apm.com>
Date: Thu, 15 Mar 2012 17:56:32 +0700
From: Vinh Nguyen Huu Tuong <vhtnguyen@....com>
To: Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Paul Mackerras <paulus@...ba.org>,
Josh Boyer <jwboyer@...ux.vnet.ibm.com>,
Matt Porter <mporter@...nel.crashing.org>,
Tirumala R Marri <tmarri@....com>,
Grant Likely <grant.likely@...retlab.ca>,
Michael Neuling <mikey@...ling.org>,
Kumar Gala <galak@...nel.crashing.org>,
Anton Blanchard <anton@...ba.org>,
linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Cc: open-source-review@....com, Duc Dang <dhdang@....com>,
Sang Pham <spham@....com>, Mai La <mla@....com>,
Thang Nguyen <tqnguyen@....com>, Phong Vo <pvo@....com>,
Vinh Nguyen Huu Tuong <vhtnguyen@....com>
Subject: [PATCH 1/2] powerpc/44x: Add additional support for APM821xx SoC and Bluestone board
This patch updates the dts file for bluestone board with support:
- UART1
- L2 cache
- NAND with NDFC
- PCI-E
Signed-off-by: Vinh Nguyen Huu Tuong <vhtnguyen@....com>
---
arch/powerpc/boot/dts/bluestone.dts | 127 ++++++++++++++++++++++++++++++++++-
1 files changed, 125 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/boot/dts/bluestone.dts b/arch/powerpc/boot/dts/bluestone.dts
index 2a56a0d..cfa23bf 100644
--- a/arch/powerpc/boot/dts/bluestone.dts
+++ b/arch/powerpc/boot/dts/bluestone.dts
@@ -33,7 +33,7 @@
aliases {
ethernet0 = &EMAC0;
serial0 = &UART0;
- //serial1 = &UART1; --gcl missing UART1 label
+ serial1 = &UART1;
};
cpus {
@@ -52,7 +52,7 @@
d-cache-size = <32768>;
dcr-controller;
dcr-access-method = "native";
- //next-level-cache = <&L2C0>; --gcl missing L2C0 label
+ next-level-cache = <&L2C0>;
};
};
@@ -117,6 +117,16 @@
dcr-reg = <0x00c 0x002>;
};
+ L2C0: l2c {
+ compatible = "ibm,l2-cache-apm82181", "ibm,l2-cache";
+ dcr-reg = <0x020 0x008
+ 0x030 0x008>;
+ cache-line-size = <32>;
+ cache-size = <262144>;
+ interrupt-parent = <&UIC1>;
+ interrupts = <11 1>;
+ };
+
plb {
compatible = "ibm,plb4";
#address-cells = <2>;
@@ -182,6 +192,53 @@
reg = <0x001a0000 0x00060000>;
};
};
+
+ ndfc@1,0 {
+ compatible = "ibm,ndfc";
+ reg = <0x00000003 0x00000000 0x00002000>;
+ ccr = <0x00001000>;
+ bank-settings = <0x80002222>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ /* 2Gb Nand Flash */
+ nand {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ label = "firmware";
+ reg = <0x00000000 0x00C00000>;
+ };
+ partition@...000 {
+ label = "environment";
+ reg = <0x00C00000 0x00B00000>;
+ };
+ partition@...0000 {
+ label = "kernel";
+ reg = <0x01700000 0x00E00000>;
+ };
+ partition@...0000 {
+ label = "root";
+ reg = <0x02500000 0x08200000>;
+ };
+ partition@...0000 {
+ label = "device-tree";
+ reg = <0x0A700000 0x00B00000>;
+ };
+ partition@...0000 {
+ label = "config";
+ reg = <0x0B200000 0x00D00000>;
+ };
+ partition@...0000 {
+ label = "diag";
+ reg = <0x0BF00000 0x00C00000>;
+ };
+ partition@...0000 {
+ label = "vendor";
+ reg = <0x0CB00000 0x3500000>;
+ };
+ };
+ };
};
UART0: serial@...00300 {
@@ -195,11 +252,36 @@
interrupts = <0x1 0x4>;
};
+ UART1: serial@...00400 {
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <0xef600400 0x00000008>;
+ virtual-reg = <0xef600400>;
+ clock-frequency = <0>; /* Filled in by U-Boot */
+ current-speed = <0>; /* Filled in by U-Boot */
+ interrupt-parent = <&UIC0>;
+ interrupts = <0x1 0x4>;
+ };
+
IIC0: i2c@...00700 {
compatible = "ibm,iic";
reg = <0xef600700 0x00000014>;
interrupt-parent = <&UIC0>;
interrupts = <0x2 0x4>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ rtc@68 {
+ compatible = "stm,m41t80";
+ reg = <0x68>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0x9 0x8>;
+ };
+ sttm@4C {
+ compatible = "adm,adm1032";
+ reg = <0x4C>;
+ interrupt-parent = <&UIC1>;
+ interrupts = <0x1E 0x8>; /* CPU_THERNAL_L */
+ };
};
IIC1: i2c@...00800 {
@@ -250,5 +332,46 @@
};
};
+ PCIE0: pciex@...000000 {
+ device_type = "pci";
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ compatible = "ibm,plb-pciex-apm821xx", "ibm,plb-pciex";
+ primary;
+ port = <0x0>; /* port number */
+ reg = <0x0000000d 0x00000000 0x20000000 /* Config space access */
+ 0x0000000c 0x08010000 0x00001000>; /* Registers */
+ dcr-reg = <0x100 0x020>;
+ sdr-base = <0x300>;
+
+ /* Outbound ranges, one memory and one IO,
+ * later cannot be changed
+ */
+ ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x00000000 0x00000000 0x80000000
+ 0x02000000 0x00000000 0x00000000 0x0000000f 0x00000000 0x00000000 0x00100000
+ 0x01000000 0x00000000 0x00000000 0x0000000f 0x80000000 0x00000000 0x00010000>;
+
+ /* Inbound 2GB range starting at 0 */
+ dma-ranges = <0x42000000 0x0 0x0 0x0 0x0 0x0 0x80000000>;
+
+ /* This drives busses 40 to 0x7f */
+ bus-range = <0x40 0x7f>;
+
+ /* Legacy interrupts (note the weird polarity, the bridge seems
+ * to invert PCIe legacy interrupts).
+ * We are de-swizzling here because the numbers are actually for
+ * port of the root complex virtual P2P bridge. But I want
+ * to avoid putting a node for it in the tree, so the numbers
+ * below are basically de-swizzled numbers.
+ * The real slot is on idsel 0, so the swizzling is 1:1
+ */
+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
+ interrupt-map = <
+ 0x0 0x0 0x0 0x1 &UIC3 0xc 0x4 /* swizzled int A */
+ 0x0 0x0 0x0 0x2 &UIC3 0xd 0x4 /* swizzled int B */
+ 0x0 0x0 0x0 0x3 &UIC3 0xe 0x4 /* swizzled int C */
+ 0x0 0x0 0x0 0x4 &UIC3 0xf 0x4 /* swizzled int D */>;
+ };
};
};
--
1.7.2.5
--
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