On Thursday 17 November 2011 06:34 AM, Rob Herring wrote:
On 11/16/2011 05:02 AM, Rajendra Nayak wrote:
Pass minimal data needed for console boot, from dt, for
OMAP4 panda/sdp and OMAP3 beagle boards, and get rid of the
static initialization from generic board file.
Signed-off-by: Rajendra Nayak<rna...@ti.com>
---
arch/arm/boot/dts/omap3-beagle.dts | 17 +++++++++++++++++
arch/arm/boot/dts/omap3.dtsi | 27 +++++++++++++++++++++++++++
arch/arm/boot/dts/omap4-panda.dts | 17 +++++++++++++++++
arch/arm/boot/dts/omap4-sdp.dts | 17 +++++++++++++++++
arch/arm/boot/dts/omap4.dtsi | 24 ++++++++++++++++++++++++
arch/arm/mach-omap2/board-generic.c | 1 -
6 files changed, 102 insertions(+), 1 deletions(-)
diff --git a/arch/arm/boot/dts/omap3-beagle.dts
b/arch/arm/boot/dts/omap3-beagle.dts
index 9486be6..4c8f11e 100644
--- a/arch/arm/boot/dts/omap3-beagle.dts
+++ b/arch/arm/boot/dts/omap3-beagle.dts
@@ -27,3 +27,20 @@
reg =<0x80000000 0x20000000>; /* 512 MB */
};
};
+
+&uart1 {
+ clock-frequency =<48000000>;
+};
+
+&uart2 {
+ clock-frequency =<48000000>;
+};
+
+&uart3 {
+ ti,console_hwmod;
+ clock-frequency =<48000000>;
+};
+
+&uart4 {
+ clock-frequency =<48000000>;
+};
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index d202bb5..ea591c5 100644
--- a/arch/arm/boot/dts/omap3.dtsi
+++ b/arch/arm/boot/dts/omap3.dtsi
@@ -13,6 +13,13 @@
/ {
compatible = "ti,omap3430", "ti,omap3";
+ aliases {
+ uart1 =&uart1;
+ uart2 =&uart2;
+ uart3 =&uart3;
+ uart4 =&uart4;
+ };
+
cpus {
cpu@0 {
compatible = "arm,cortex-a8";
@@ -59,5 +66,25 @@
interrupt-controller;
#interrupt-cells =<1>;
};
+
+ uart1: uart@1 {
Use the generic name serial and the address: uart1: serial@1234abcd
ok.
+ compatible = "ti,omap-uart";
+ ti,hwmods = "uart1";
+ };
+
+ uart2: uart@2 {
+ compatible = "ti,omap-uart";
+ ti,hwmods = "uart2";
+ };
+
+ uart3: uart@3 {
+ compatible = "ti,omap-uart";
+ ti,hwmods = "uart3";
+ };
+
+ uart4: uart@4 {
+ compatible = "ti,omap-uart";
+ ti,hwmods = "uart4";
+ };
};
};
diff --git a/arch/arm/boot/dts/omap4-panda.dts
b/arch/arm/boot/dts/omap4-panda.dts
index c702657..aa65449 100644
--- a/arch/arm/boot/dts/omap4-panda.dts
+++ b/arch/arm/boot/dts/omap4-panda.dts
@@ -27,3 +27,20 @@
reg =<0x80000000 0x40000000>; /* 1 GB */
};
};
+
+&uart1 {
+ clock-frequency =<48000000>;
+};
+
+&uart2 {
+ clock-frequency =<48000000>;
+};
+
+&uart3 {
+ ti,console_hwmod;
+ clock-frequency =<48000000>;
+};
+
+&uart4 {
+ clock-frequency =<48000000>;
+};
diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts
index 066e28c..524f5bf 100644
--- a/arch/arm/boot/dts/omap4-sdp.dts
+++ b/arch/arm/boot/dts/omap4-sdp.dts
@@ -27,3 +27,20 @@
reg =<0x80000000 0x40000000>; /* 1 GB */
};
};
+
+&uart1 {
+ clock-frequency =<48000000>;
+};
+
+&uart2 {
+ clock-frequency =<48000000>;
+};
+
+&uart3 {
+ ti,console_hwmod;
+ clock-frequency =<48000000>;
+};
+
+&uart4 {
+ clock-frequency =<48000000>;
It doesn't seem that this frequency ever varies and is likely to be
replaced with clock bindings, so maybe just put it in the dtsi files.
sure, will do.
regards,
Rajendra
Rob
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