Add the 4 McSPI controller nodes present in an OMAP4 device.
Remove SPI static device initialisation if DT is populated.
Signed-off-by: Benoit Cousson <b-cousson@xxxxxx>
Cc: Grant Likely <grant.likely@xxxxxxxxxxxx>
Acked-by: Rob Herring <rob.herring@xxxxxxxxxxx>
---
arch/arm/boot/dts/omap4.dtsi | 32 ++++++++++++++++++++++++++++++++
arch/arm/mach-omap2/devices.c | 4 +++-
2 files changed, 35 insertions(+), 1 deletions(-)
diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi
index e8fe75f..82830f5 100644
--- a/arch/arm/boot/dts/omap4.dtsi
+++ b/arch/arm/boot/dts/omap4.dtsi
@@ -127,5 +127,37 @@
ti,hwmods = "uart4";
clock-frequency = <48000000>;
};
+
+ mcspi1: spi@48098000 {
+ compatible = "ti,omap4-mcspi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ ti,hwmods = "mcspi1";
+ ti,spi-num-cs = <4>;
+ };
+
+ mcspi2: spi@4809a000 {
+ compatible = "ti,omap4-mcspi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ ti,hwmods = "mcspi2";
+ ti,spi-num-cs = <2>;
+ };
+
+ mcspi3: spi@480b8000 {
+ compatible = "ti,omap4-mcspi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ ti,hwmods = "mcspi3";
+ ti,spi-num-cs = <2>;
+ };
+
+ mcspi4: spi@480ba000 {
+ compatible = "ti,omap4-mcspi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ ti,hwmods = "mcspi4";
+ ti,spi-num-cs = <1>;
+ };
};
};
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index 283d11e..8a489ba 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -725,7 +725,9 @@ static int __init omap2_init_devices(void)
omap_init_dmic();
omap_init_camera();
omap_init_mbox();
- omap_init_mcspi();
+ /* If dtb is there, the devices will be created dynamically */
+ if (!of_have_populated_dt())
+ omap_init_mcspi();
omap_init_pmu();
omap_hdq_init();
omap_init_sti();
--
1.7.0.4
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