From: Aneesh V <aneesh@ti.com>
To: devicetree-discuss@lists.ozlabs.org, linux-omap@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Cc: Aneesh V <aneesh@ti.com>, Rajendra Nayak <rnayak@ti.com>,
Benoit Cousson <b-cousson@ti.com>
Subject: [PATCH 3/3] arm/dts: EMIF and lpddr2 device tree data for OMAP4 boards
Date: Thu, 19 Jan 2012 19:58:41 +0530 [thread overview]
Message-ID: <1326983321-319-4-git-send-email-aneesh@ti.com> (raw)
In-Reply-To: <1324303533-17458-1-git-send-email-aneesh@ti.com>
Device tree data for the EMIF sdram controllers in OMAP4
and DDR memories attached to OMAP4 boards.
Cc: Rajendra Nayak <rnayak@ti.com>
Cc: Benoit Cousson <b-cousson@ti.com>
Signed-off-by: Aneesh V <aneesh@ti.com>
---
arch/arm/boot/dts/elpida_ecb240abacn.dtsi | 64 +++++++++++++++++++++++++++++
arch/arm/boot/dts/omap4-panda.dts | 13 ++++++
arch/arm/boot/dts/omap4-sdp.dts | 13 ++++++
arch/arm/boot/dts/omap4.dtsi | 19 +++++++++
4 files changed, 109 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/boot/dts/elpida_ecb240abacn.dtsi
diff --git a/arch/arm/boot/dts/elpida_ecb240abacn.dtsi b/arch/arm/boot/dts/elpida_ecb240abacn.dtsi
new file mode 100644
index 0000000..437eaff
--- /dev/null
+++ b/arch/arm/boot/dts/elpida_ecb240abacn.dtsi
@@ -0,0 +1,64 @@
+/*
+ * Common devices used in different OMAP boards
+ */
+
+/ {
+ elpida_ECB240ABACN: lpddr2 {
+ compatible = "Elpida,ECB240ABACN","jedec,lpddr2-s4";
+ density = <2048>;
+ io-width = <32>;
+
+ tRPab-min-tck = <3>;
+ tRCD-min-tck = <3>;
+ tWR-min-tck = <3>;
+ tRASmin-min-tck = <3>;
+ tRRD-min-tck = <2>;
+ tWTR-min-tck = <2>;
+ tXP-min-tck = <2>;
+ tRTP-min-tck = <2>;
+ tCKE-min-tck = <3>;
+ tCKESR-min-tck = <3>;
+ tFAW-min-tck = <8>;
+
+ timings_elpida_ECB240ABACN_400mhz: lpddr2-timings@0 {
+ compatible = "jedec,lpddr2-timings";
+ min-freq = <10000000>;
+ max-freq = <400000000>;
+ tRPab = <21000>;
+ tRCD = <18000>;
+ tWR = <15000>;
+ tRAS-min = <42000>;
+ tRRD = <10000>;
+ tWTR = <7500>;
+ tXP = <7500>;
+ tRTP = <7500>;
+ tCKESR = <15000>;
+ tDQSCK-max = <5500>;
+ tFAW = <50000>;
+ tZQCS = <90000>;
+ tZQCL = <360000>;
+ tZQinit = <1000000>;
+ tRAS-max-ns = <70000>;
+ };
+
+ timings_elpida_ECB240ABACN_200mhz: lpddr2-timings@1 {
+ min-freq = <10000000>;
+ max-freq = <200000000>;
+ tRPab = <21000>;
+ tRCD = <18000>;
+ tWR = <15000>;
+ tRAS-min = <42000>;
+ tRRD = <10000>;
+ tWTR = <10000>;
+ tXP = <7500>;
+ tRTP = <7500>;
+ tCKESR = <15000>;
+ tDQSCK-max = <5500>;
+ tFAW = <50000>;
+ tZQCS = <90000>;
+ tZQCL = <360000>;
+ tZQinit = <1000000>;
+ tRAS-max-ns = <70000>;
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts
index c702657..b4f3904 100644
--- a/arch/arm/boot/dts/omap4-panda.dts
+++ b/arch/arm/boot/dts/omap4-panda.dts
@@ -8,6 +8,7 @@
/dts-v1/;
/include/ "omap4.dtsi"
+/include/ "elpida_ecb240abacn.dtsi"
/ {
model = "TI OMAP4 PandaBoard";
@@ -26,4 +27,16 @@
device_type = "memory";
reg = <0x80000000 0x40000000>; /* 1 GB */
};
+
+ ocp {
+ emif1: emif@0x4c000000 {
+ cs1-used;
+ lpddr2-handle = <&elpida_ECB240ABACN>;
+ };
+
+ emif2: emif@0x4d000000 {
+ cs1-used;
+ lpddr2-handle = <&elpida_ECB240ABACN>;
+ };
+ };
};
diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts
index 066e28c..7959a02 100644
--- a/arch/arm/boot/dts/omap4-sdp.dts
+++ b/arch/arm/boot/dts/omap4-sdp.dts
@@ -8,6 +8,7 @@
/dts-v1/;
/include/ "omap4.dtsi"
+/include/ "elpida_ecb240abacn.dtsi"
/ {
model = "TI OMAP4 SDP board";
@@ -26,4 +27,16 @@
device_type = "memory";
reg = <0x80000000 0x40000000>; /* 1 GB */
};
+
+ ocp {
+ emif1: emif@0x4c000000 {
+ cs1-used;
+ lpddr2-handle = <&elpida_ECB240ABACN>;
+ };
+
+ emif2: emif@0x4d000000 {
+ cs1-used;
+ lpddr2-handle = <&elpida_ECB240ABACN>;
+ };
+ };
};
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index e8fe75f..6399a11 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -127,5 +127,24 @@
ti,hwmods = "uart4";
clock-frequency = <48000000>;
};
+
+ emif1: emif@0x4c000000 {
+ compatible = "ti,emif-lpddr2";
+ ti,hwmods = "emif1";
+ phy-type = "phy-type-omap4";
+ hw-caps-read-idle-ctrl;
+ hw-caps-ll-interface;
+ hw-caps-temp-alert;
+ };
+
+ emif2: emif@0x4d000000 {
+ compatible = "ti,emif-lpddr2";
+ ti,hwmods = "emif2";
+ phy-type = <1>;
+ hw-caps-read-idle-ctrl;
+ hw-caps-ll-interface;
+ hw-caps-temp-alert;
+ };
+
};
};
--
1.7.1
WARNING: multiple messages have this Message-ID (diff)
From: aneesh@ti.com (Aneesh V)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/3] arm/dts: EMIF and lpddr2 device tree data for OMAP4 boards
Date: Thu, 19 Jan 2012 19:58:41 +0530 [thread overview]
Message-ID: <1326983321-319-4-git-send-email-aneesh@ti.com> (raw)
In-Reply-To: <1324303533-17458-1-git-send-email-aneesh@ti.com>
Device tree data for the EMIF sdram controllers in OMAP4
and DDR memories attached to OMAP4 boards.
Cc: Rajendra Nayak <rnayak@ti.com>
Cc: Benoit Cousson <b-cousson@ti.com>
Signed-off-by: Aneesh V <aneesh@ti.com>
---
arch/arm/boot/dts/elpida_ecb240abacn.dtsi | 64 +++++++++++++++++++++++++++++
arch/arm/boot/dts/omap4-panda.dts | 13 ++++++
arch/arm/boot/dts/omap4-sdp.dts | 13 ++++++
arch/arm/boot/dts/omap4.dtsi | 19 +++++++++
4 files changed, 109 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/boot/dts/elpida_ecb240abacn.dtsi
diff --git a/arch/arm/boot/dts/elpida_ecb240abacn.dtsi b/arch/arm/boot/dts/elpida_ecb240abacn.dtsi
new file mode 100644
index 0000000..437eaff
--- /dev/null
+++ b/arch/arm/boot/dts/elpida_ecb240abacn.dtsi
@@ -0,0 +1,64 @@
+/*
+ * Common devices used in different OMAP boards
+ */
+
+/ {
+ elpida_ECB240ABACN: lpddr2 {
+ compatible = "Elpida,ECB240ABACN","jedec,lpddr2-s4";
+ density = <2048>;
+ io-width = <32>;
+
+ tRPab-min-tck = <3>;
+ tRCD-min-tck = <3>;
+ tWR-min-tck = <3>;
+ tRASmin-min-tck = <3>;
+ tRRD-min-tck = <2>;
+ tWTR-min-tck = <2>;
+ tXP-min-tck = <2>;
+ tRTP-min-tck = <2>;
+ tCKE-min-tck = <3>;
+ tCKESR-min-tck = <3>;
+ tFAW-min-tck = <8>;
+
+ timings_elpida_ECB240ABACN_400mhz: lpddr2-timings at 0 {
+ compatible = "jedec,lpddr2-timings";
+ min-freq = <10000000>;
+ max-freq = <400000000>;
+ tRPab = <21000>;
+ tRCD = <18000>;
+ tWR = <15000>;
+ tRAS-min = <42000>;
+ tRRD = <10000>;
+ tWTR = <7500>;
+ tXP = <7500>;
+ tRTP = <7500>;
+ tCKESR = <15000>;
+ tDQSCK-max = <5500>;
+ tFAW = <50000>;
+ tZQCS = <90000>;
+ tZQCL = <360000>;
+ tZQinit = <1000000>;
+ tRAS-max-ns = <70000>;
+ };
+
+ timings_elpida_ECB240ABACN_200mhz: lpddr2-timings at 1 {
+ min-freq = <10000000>;
+ max-freq = <200000000>;
+ tRPab = <21000>;
+ tRCD = <18000>;
+ tWR = <15000>;
+ tRAS-min = <42000>;
+ tRRD = <10000>;
+ tWTR = <10000>;
+ tXP = <7500>;
+ tRTP = <7500>;
+ tCKESR = <15000>;
+ tDQSCK-max = <5500>;
+ tFAW = <50000>;
+ tZQCS = <90000>;
+ tZQCL = <360000>;
+ tZQinit = <1000000>;
+ tRAS-max-ns = <70000>;
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts
index c702657..b4f3904 100644
--- a/arch/arm/boot/dts/omap4-panda.dts
+++ b/arch/arm/boot/dts/omap4-panda.dts
@@ -8,6 +8,7 @@
/dts-v1/;
/include/ "omap4.dtsi"
+/include/ "elpida_ecb240abacn.dtsi"
/ {
model = "TI OMAP4 PandaBoard";
@@ -26,4 +27,16 @@
device_type = "memory";
reg = <0x80000000 0x40000000>; /* 1 GB */
};
+
+ ocp {
+ emif1: emif at 0x4c000000 {
+ cs1-used;
+ lpddr2-handle = <&elpida_ECB240ABACN>;
+ };
+
+ emif2: emif at 0x4d000000 {
+ cs1-used;
+ lpddr2-handle = <&elpida_ECB240ABACN>;
+ };
+ };
};
diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts
index 066e28c..7959a02 100644
--- a/arch/arm/boot/dts/omap4-sdp.dts
+++ b/arch/arm/boot/dts/omap4-sdp.dts
@@ -8,6 +8,7 @@
/dts-v1/;
/include/ "omap4.dtsi"
+/include/ "elpida_ecb240abacn.dtsi"
/ {
model = "TI OMAP4 SDP board";
@@ -26,4 +27,16 @@
device_type = "memory";
reg = <0x80000000 0x40000000>; /* 1 GB */
};
+
+ ocp {
+ emif1: emif at 0x4c000000 {
+ cs1-used;
+ lpddr2-handle = <&elpida_ECB240ABACN>;
+ };
+
+ emif2: emif at 0x4d000000 {
+ cs1-used;
+ lpddr2-handle = <&elpida_ECB240ABACN>;
+ };
+ };
};
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index e8fe75f..6399a11 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -127,5 +127,24 @@
ti,hwmods = "uart4";
clock-frequency = <48000000>;
};
+
+ emif1: emif at 0x4c000000 {
+ compatible = "ti,emif-lpddr2";
+ ti,hwmods = "emif1";
+ phy-type = "phy-type-omap4";
+ hw-caps-read-idle-ctrl;
+ hw-caps-ll-interface;
+ hw-caps-temp-alert;
+ };
+
+ emif2: emif at 0x4d000000 {
+ compatible = "ti,emif-lpddr2";
+ ti,hwmods = "emif2";
+ phy-type = <1>;
+ hw-caps-read-idle-ctrl;
+ hw-caps-ll-interface;
+ hw-caps-temp-alert;
+ };
+
};
};
--
1.7.1
next prev parent reply other threads:[~2012-01-19 14:28 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-19 14:05 [RFC v2 PATCH 0/3] dt: device tree bindings and data for EMIF and DDR Aneesh V
2011-12-19 14:05 ` Aneesh V
2011-12-19 14:05 ` [RFC v2 PATCH 1/3] dt: device tree bindings for DDR memories Aneesh V
2011-12-19 14:05 ` Aneesh V
2011-12-19 16:52 ` Olof Johansson
2011-12-19 16:52 ` Olof Johansson
2011-12-20 7:09 ` Aneesh V
2011-12-20 7:09 ` Aneesh V
2012-01-19 12:18 ` Aneesh V
2012-01-19 12:18 ` Aneesh V
2011-12-19 14:05 ` [RFC v2 PATCH 2/3] dt: device tree bindings for TI's EMIF sdram controller Aneesh V
2011-12-19 14:05 ` Aneesh V
2011-12-19 16:56 ` Olof Johansson
2011-12-19 16:56 ` Olof Johansson
2011-12-20 7:12 ` Aneesh V
2011-12-20 7:12 ` Aneesh V
2011-12-19 16:59 ` Olof Johansson
2011-12-19 16:59 ` Olof Johansson
2011-12-20 7:19 ` Aneesh V
2011-12-20 7:19 ` Aneesh V
2011-12-19 14:05 ` [RFC v2 PATCH 3/3] arm/dts: EMIF and lpddr2 device tree data for OMAP4 boards Aneesh V
2011-12-19 14:05 ` Aneesh V
2011-12-19 23:01 ` [RFC v2 PATCH 0/3] dt: device tree bindings and data for EMIF and DDR Rob Herring
2011-12-19 23:01 ` Rob Herring
2011-12-19 23:35 ` Tony Lindgren
2011-12-19 23:35 ` Tony Lindgren
2011-12-20 10:44 ` Aneesh V
2011-12-20 10:44 ` Aneesh V
2011-12-20 12:40 ` Cousson, Benoit
2011-12-20 12:40 ` Cousson, Benoit
2011-12-20 14:08 ` Aneesh V
2011-12-20 14:08 ` Aneesh V
2012-01-08 17:23 ` Aneesh V
2012-01-08 17:23 ` Aneesh V
2012-01-09 5:42 ` Olof Johansson
2012-01-09 5:42 ` Olof Johansson
2012-01-13 19:36 ` Aneesh V
2012-01-13 19:36 ` Aneesh V
2012-01-16 19:15 ` Turquette, Mike
2012-01-16 19:15 ` Turquette, Mike
2012-01-19 19:26 ` Olof Johansson
2012-01-19 19:26 ` Olof Johansson
2012-01-17 12:06 ` Aneesh V
2012-01-17 12:06 ` Aneesh V
2011-12-20 10:16 ` Aneesh V
2011-12-20 10:16 ` Aneesh V
2012-01-19 14:28 ` Aneesh V
2012-01-19 14:28 ` Aneesh V
2012-01-19 14:31 ` Aneesh V
2012-01-19 14:31 ` Aneesh V
2012-01-19 14:28 ` [PATCH 1/3] dt: device tree bindings for DDR memories Aneesh V
2012-01-19 14:28 ` Aneesh V
2012-01-19 14:28 ` [PATCH 2/3] dt: device tree bindings for TI's EMIF sdram controller Aneesh V
2012-01-19 14:28 ` Aneesh V
2012-01-19 14:28 ` Aneesh V [this message]
2012-01-19 14:28 ` [PATCH 3/3] arm/dts: EMIF and lpddr2 device tree data for OMAP4 boards Aneesh V
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