From: Grygorii Strashko <grygorii.stras...@ti.com>
Add DT node for MCU NAVSS its components to get DMA working on AM654
SoC.
Signed-off-by: Grygorii Strashko <grygorii.stras...@ti.com>
Signed-off-by: Vignesh R <vigne...@ti.com>
Reviewed-by: Tom Rini <tr...@konsulko.com>
---
arch/arm/dts/k3-am654-base-board-u-boot.dtsi | 47 ++++++++++++++++++++
1 file changed, 47 insertions(+)
diff --git a/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
b/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
index 143eb6d63092..c5d23d0203ab 100644
--- a/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
+++ b/arch/arm/dts/k3-am654-base-board-u-boot.dtsi
@@ -4,6 +4,7 @@
*/
#include <dt-bindings/pinctrl/k3-am65.h>
+#include <dt-bindings/dma/k3-udma.h>
/ {
chosen {
@@ -63,6 +64,52 @@
pinctrl-single,register-width = <32>;
pinctrl-single,function-mask = <0xffffffff>;
};
+
+ navss_mcu: navss-mcu {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ ti,sci-dev-id = <119>;
+
+ mcu_ringacc: ringacc@2b800000 {
+ compatible = "ti,am654-navss-ringacc";
+ reg = <0x0 0x2b800000 0x0 0x400000>,
+ <0x0 0x2b000000 0x0 0x400000>,
+ <0x0 0x28590000 0x0 0x100>,
+ <0x0 0x2a500000 0x0 0x40000>;
+ reg-names = "rt", "fifos",
+ "proxy_gcfg", "proxy_target";
+ ti,num-rings = <286>;
+ ti,sci-rm-range-gp-rings = <0x2>; /* GP ring range */
+ ti,dma-ring-reset-quirk;
+ ti,sci = <&dmsc>;
+ ti,sci-dev-id = <195>;
+ };
+
+ mcu_udmap: udmap@285c0000 {
+ compatible = "ti,k3-navss-udmap";
+ reg = <0x0 0x285c0000 0x0 0x100>,
+ <0x0 0x2a800000 0x0 0x40000>,
+ <0x0 0x2aa00000 0x0 0x40000>;
+ reg-names = "gcfg", "rchanrt", "tchanrt";
+ #dma-cells = <3>;
+
+ ti,ringacc = <&mcu_ringacc>;
+ ti,psil-base = <0x6000>;
+
+ ti,sci = <&dmsc>;
+ ti,sci-dev-id = <194>;
+
+ ti,sci-rm-range-tchan = <0x1>, /* TX_HCHAN */
+ <0x2>; /* TX_CHAN */
+ ti,sci-rm-range-rchan = <0x3>, /* RX_HCHAN */
+ <0x4>; /* RX_CHAN */
+ ti,sci-rm-range-rflow = <0x5>; /* GP RFLOW */
+ dma-coherent;
+ };
+ };
};
&cbass_wakeup {
--
2.20.1
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