ARM: omap: pass minimal SoC/board data for UART from dt
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 <rnayak@ti.com>
Reviewed-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/boot/dts/omap3.dtsi b/arch/arm/boot/dts/omap3.dtsi
index d202bb5..216c331 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 {
+ serial0 = &uart1;
+ serial1 = &uart2;
+ serial2 = &uart3;
+ serial3 = &uart4;
+ };
+
cpus {
cpu@0 {
compatible = "arm,cortex-a8";
@@ -59,5 +66,29 @@
interrupt-controller;
#interrupt-cells = <1>;
};
+
+ uart1: serial@0x4806a000 {
+ compatible = "ti,omap3-uart";
+ ti,hwmods = "uart1";
+ clock-frequency = <48000000>;
+ };
+
+ uart2: serial@0x4806c000 {
+ compatible = "ti,omap3-uart";
+ ti,hwmods = "uart2";
+ clock-frequency = <48000000>;
+ };
+
+ uart3: serial@0x49020000 {
+ compatible = "ti,omap3-uart";
+ ti,hwmods = "uart3";
+ clock-frequency = <48000000>;
+ };
+
+ uart4: serial@0x49042000 {
+ compatible = "ti,omap3-uart";
+ ti,hwmods = "uart4";
+ clock-frequency = <48000000>;
+ };
};
};
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index 4c61c82..e8fe75f 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -21,6 +21,10 @@
interrupt-parent = <&gic>;
aliases {
+ serial0 = &uart1;
+ serial1 = &uart2;
+ serial2 = &uart3;
+ serial3 = &uart4;
};
cpus {
@@ -99,5 +103,29 @@
reg = <0x48241000 0x1000>,
<0x48240100 0x0100>;
};
+
+ uart1: serial@0x4806a000 {
+ compatible = "ti,omap4-uart";
+ ti,hwmods = "uart1";
+ clock-frequency = <48000000>;
+ };
+
+ uart2: serial@0x4806c000 {
+ compatible = "ti,omap4-uart";
+ ti,hwmods = "uart2";
+ clock-frequency = <48000000>;
+ };
+
+ uart3: serial@0x48020000 {
+ compatible = "ti,omap4-uart";
+ ti,hwmods = "uart3";
+ clock-frequency = <48000000>;
+ };
+
+ uart4: serial@0x4806e000 {
+ compatible = "ti,omap4-uart";
+ ti,hwmods = "uart4";
+ clock-frequency = <48000000>;
+ };
};
};
diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c
index 63b5416..a508ed5 100644
--- a/arch/arm/mach-omap2/board-generic.c
+++ b/arch/arm/mach-omap2/board-generic.c
@@ -69,7 +69,6 @@
if (node)
irq_domain_add_simple(node, 0);
- omap_serial_init();
omap_sdrc_init(NULL, NULL);
of_platform_populate(NULL, omap_dt_match_table, NULL, NULL);