[PATCH 1/3] arm64: dts: ti: am654: Add DSS node

Tomi Valkeinen
2020-04-22T09:16:19Z

From: Jyri Sarha <jsarha@ti.com>

Add DSS node to k3-am65-main.dtsi with labels for board specific
support and syscon node for oldi-io-ctrl.

Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
---
arch/arm64/boot/dts/ti/k3-am65-main.dtsi | 44 ++++++++++++++++++++++++
1 file changed, 44 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
index 11887c72f23a..7d1bc991708e 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
@@ -287,6 +287,11 @@
mux-reg-masks = <0x4080 0x3>, /* SERDES0 lane select */
<0x4090 0x3>; /* SERDES1 lane select */
};
+
+ dss_oldi_io_ctrl: dss_oldi_io_ctrl@41E0 {
+ compatible = "syscon";
+ reg = <0x0000041E0 0x14>;
+ };
};

dwc3_0: dwc3@4000000 {
@@ -746,4 +751,43 @@
};
};
};
+
+ dss: dss@04a00000 {
+ compatible = "ti,am65x-dss";
+ reg = <0x0 0x04a00000 0x0 0x1000>, /* common */
+ <0x0 0x04a02000 0x0 0x1000>, /* vidl1 */
+ <0x0 0x04a06000 0x0 0x1000>, /* vid */
+ <0x0 0x04a07000 0x0 0x1000>, /* ovr1 */
+ <0x0 0x04a08000 0x0 0x1000>, /* ovr2 */
+ <0x0 0x04a0a000 0x0 0x1000>, /* vp1 */
+ <0x0 0x04a0b000 0x0 0x1000>; /* vp2 */
+ reg-names = "common", "vidl1", "vid",
+ "ovr1", "ovr2", "vp1", "vp2";
+
+ ti,am65x-oldi-io-ctrl = <&dss_oldi_io_ctrl>;
+
+ power-domains = <&k3_pds 67 TI_SCI_PD_EXCLUSIVE>;
+
+ clocks = <&k3_clks 67 1>,
+ <&k3_clks 216 1>,
+ <&k3_clks 67 2>;
+ clock-names = "fck", "vp1", "vp2";
+
+ /*
+ * Set vp2 clk (DPI_1_IN_CLK) mux to PLL4 via
+ * DIV1. See "Figure 12-3365. DSS Integration"
+ * in AM65x TRM for details.
+ */
+ assigned-clocks = <&k3_clks 67 2>;
+ assigned-clock-parents = <&k3_clks 67 5>;
+
+ interrupts = <GIC_SPI 166 IRQ_TYPE_EDGE_RISING>;
+
+ status = "disabled";
+
+ dss_ports: ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
};