From: Santosh Shilimkar <santosh.shilimkar@ti.com>
To: tony@atomide.com
Cc: linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org,
Aneesh V <aneesh@ti.com>,
Santosh Shilimkar <santosh.shilimkar@ti.com>
Subject: [PATCH v4 3/4] arm: dts: EMIF and LPDDR2 device tree data for OMAP4 boards
Date: Fri, 29 Jun 2012 19:13:26 +0530 [thread overview]
Message-ID: <1340977407-7594-4-git-send-email-santosh.shilimkar@ti.com> (raw)
In-Reply-To: <1340977407-7594-1-git-send-email-santosh.shilimkar@ti.com>
From: Aneesh V <aneesh@ti.com>
Device tree data for the EMIF sdram controllers in OMAP4
and LPDDR2 memory devices attached to OMAP4 boards.
Reviewed-by: Benoit Cousson <b-cousson@ti.com>
Reviewed-by: Grant Likely <grant.likely@secretlab.ca>
Tested-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Aneesh V <aneesh@ti.com>
[santosh.shilimkar@ti.com: Rebased against 3.5-rc]
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
---
arch/arm/boot/dts/elpida_ecb240abacn.dtsi | 67 +++++++++++++++++++++++++++++
arch/arm/boot/dts/omap4-panda.dts | 13 ++++++
arch/arm/boot/dts/omap4-sdp.dts | 13 ++++++
arch/arm/boot/dts/omap4.dtsi | 18 ++++++++
4 files changed, 111 insertions(+)
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..f97f70f
--- /dev/null
+++ b/arch/arm/boot/dts/elpida_ecb240abacn.dtsi
@@ -0,0 +1,67 @@
+/*
+ * 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>;
+ tDQSCK-max-derated = <6000>;
+ };
+
+ timings_elpida_ECB240ABACN_200mhz: lpddr2-timings@1 {
+ compatible = "jedec,lpddr2-timings";
+ 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>;
+ tDQSCK-max-derated = <6000>;
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts
index 1efe0c5..08a0b21 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";
@@ -32,6 +33,18 @@
linux,default-trigger = "mmc0";
};
};
+
+ ocp {
+ emif1: emif@0x4c000000 {
+ cs1-used;
+ device-handle = <&elpida_ECB240ABACN>;
+ };
+
+ emif2: emif@0x4d000000 {
+ cs1-used;
+ device-handle = <&elpida_ECB240ABACN>;
+ };
+ };
};
&i2c1 {
diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts
index d08c4d1..562f03e 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";
@@ -70,6 +71,18 @@
gpios = <&gpio5 11 0>; /* 139 */
};
};
+
+ ocp {
+ emif1: emif@0x4c000000 {
+ cs1-used;
+ device-handle = <&elpida_ECB240ABACN>;
+ };
+
+ emif2: emif@0x4d000000 {
+ cs1-used;
+ device-handle = <&elpida_ECB240ABACN>;
+ };
+ };
};
&i2c1 {
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index 359c497..08813c4 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -272,5 +272,23 @@
ti,hwmods = "mmc5";
ti,needs-special-reset;
};
+
+ emif1: emif@0x4c000000 {
+ compatible = "ti,emif-4d";
+ ti,hwmods = "emif1";
+ phy-type = <1>;
+ hw-caps-read-idle-ctrl;
+ hw-caps-ll-interface;
+ hw-caps-temp-alert;
+ };
+
+ emif2: emif@0x4d000000 {
+ compatible = "ti,emif-4d";
+ ti,hwmods = "emif2";
+ phy-type = <1>;
+ hw-caps-read-idle-ctrl;
+ hw-caps-ll-interface;
+ hw-caps-temp-alert;
+ };
};
};
--
1.7.9.5
WARNING: multiple messages have this Message-ID (diff)
From: santosh.shilimkar@ti.com (Santosh Shilimkar)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 3/4] arm: dts: EMIF and LPDDR2 device tree data for OMAP4 boards
Date: Fri, 29 Jun 2012 19:13:26 +0530 [thread overview]
Message-ID: <1340977407-7594-4-git-send-email-santosh.shilimkar@ti.com> (raw)
In-Reply-To: <1340977407-7594-1-git-send-email-santosh.shilimkar@ti.com>
From: Aneesh V <aneesh@ti.com>
Device tree data for the EMIF sdram controllers in OMAP4
and LPDDR2 memory devices attached to OMAP4 boards.
Reviewed-by: Benoit Cousson <b-cousson@ti.com>
Reviewed-by: Grant Likely <grant.likely@secretlab.ca>
Tested-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Aneesh V <aneesh@ti.com>
[santosh.shilimkar at ti.com: Rebased against 3.5-rc]
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
---
arch/arm/boot/dts/elpida_ecb240abacn.dtsi | 67 +++++++++++++++++++++++++++++
arch/arm/boot/dts/omap4-panda.dts | 13 ++++++
arch/arm/boot/dts/omap4-sdp.dts | 13 ++++++
arch/arm/boot/dts/omap4.dtsi | 18 ++++++++
4 files changed, 111 insertions(+)
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..f97f70f
--- /dev/null
+++ b/arch/arm/boot/dts/elpida_ecb240abacn.dtsi
@@ -0,0 +1,67 @@
+/*
+ * 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>;
+ tDQSCK-max-derated = <6000>;
+ };
+
+ timings_elpida_ECB240ABACN_200mhz: lpddr2-timings at 1 {
+ compatible = "jedec,lpddr2-timings";
+ 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>;
+ tDQSCK-max-derated = <6000>;
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/omap4-panda.dts b/arch/arm/boot/dts/omap4-panda.dts
index 1efe0c5..08a0b21 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";
@@ -32,6 +33,18 @@
linux,default-trigger = "mmc0";
};
};
+
+ ocp {
+ emif1: emif at 0x4c000000 {
+ cs1-used;
+ device-handle = <&elpida_ECB240ABACN>;
+ };
+
+ emif2: emif at 0x4d000000 {
+ cs1-used;
+ device-handle = <&elpida_ECB240ABACN>;
+ };
+ };
};
&i2c1 {
diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts
index d08c4d1..562f03e 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";
@@ -70,6 +71,18 @@
gpios = <&gpio5 11 0>; /* 139 */
};
};
+
+ ocp {
+ emif1: emif at 0x4c000000 {
+ cs1-used;
+ device-handle = <&elpida_ECB240ABACN>;
+ };
+
+ emif2: emif at 0x4d000000 {
+ cs1-used;
+ device-handle = <&elpida_ECB240ABACN>;
+ };
+ };
};
&i2c1 {
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index 359c497..08813c4 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -272,5 +272,23 @@
ti,hwmods = "mmc5";
ti,needs-special-reset;
};
+
+ emif1: emif at 0x4c000000 {
+ compatible = "ti,emif-4d";
+ ti,hwmods = "emif1";
+ phy-type = <1>;
+ hw-caps-read-idle-ctrl;
+ hw-caps-ll-interface;
+ hw-caps-temp-alert;
+ };
+
+ emif2: emif at 0x4d000000 {
+ compatible = "ti,emif-4d";
+ ti,hwmods = "emif2";
+ phy-type = <1>;
+ hw-caps-read-idle-ctrl;
+ hw-caps-ll-interface;
+ hw-caps-temp-alert;
+ };
};
};
--
1.7.9.5
next prev parent reply other threads:[~2012-06-29 13:43 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-29 13:43 [PATCH v4 0/4] dt: device tree support for TI EMIF driver for 3.6 Santosh Shilimkar
2012-06-29 13:43 ` Santosh Shilimkar
2012-06-29 13:43 ` [PATCH v4 1/4] dt: device tree bindings for LPDDR2 memories Santosh Shilimkar
2012-06-29 13:43 ` Santosh Shilimkar
2012-06-29 13:43 ` [PATCH v4 2/4] dt: emif: device tree bindings for TI's EMIF sdram controller Santosh Shilimkar
2012-06-29 13:43 ` Santosh Shilimkar
2012-06-29 13:43 ` Santosh Shilimkar [this message]
2012-06-29 13:43 ` [PATCH v4 3/4] arm: dts: EMIF and LPDDR2 device tree data for OMAP4 boards Santosh Shilimkar
2012-06-29 13:43 ` [PATCH v4 4/4] memory: emif: add device tree support to emif driver Santosh Shilimkar
2012-06-29 13:43 ` Santosh Shilimkar
2012-06-30 4:08 ` Shilimkar, Santosh
2012-06-30 4:08 ` Shilimkar, Santosh
2012-06-30 4:23 ` Greg KH
2012-06-30 4:23 ` Greg KH
2012-06-30 4:42 ` Shilimkar, Santosh
2012-06-30 4:42 ` Shilimkar, Santosh
2012-07-02 13:18 ` Shilimkar, Santosh
2012-07-02 13:18 ` Shilimkar, Santosh
2012-07-09 13:32 ` Shilimkar, Santosh
2012-07-09 13:32 ` Shilimkar, Santosh
2012-07-17 16:36 ` Greg KH
2012-07-17 16:36 ` Greg KH
2012-07-17 17:07 ` Shilimkar, Santosh
2012-07-17 17:07 ` Shilimkar, Santosh
2012-07-17 17:58 ` Greg KH
2012-07-17 17:58 ` Greg KH
2012-07-18 6:44 ` Shilimkar, Santosh
2012-07-18 6:44 ` Shilimkar, Santosh
2012-08-13 5:27 ` Shilimkar, Santosh
2012-08-13 5:27 ` Shilimkar, Santosh
2012-08-16 18:45 ` Greg KH
2012-08-16 18:45 ` Greg KH
2012-08-17 8:50 ` Shilimkar, Santosh
2012-08-17 8:50 ` Shilimkar, Santosh
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