[PATCH v3 3/4] arm64: Juno: Add HDLCD support to the Juno boards.

Liviu Dudau
2015-12-02T12:23:01Z

ARM's Juno board has two HDLCD controllers, each linked to an NXP
TDA19988 HDMI transmitter that provides output encoding. Add them
to the device tree.

Signed-off-by: Liviu Dudau <Liviu.Dudau@arm.com>
---
arch/arm64/boot/dts/arm/juno-base.dtsi | 46 +++++++++++++++++++++++++++++++---
1 file changed, 42 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/arm/juno-base.dtsi b/arch/arm64/boot/dts/arm/juno-base.dtsi
index dd5158e..8ee094a 100644
--- a/arch/arm64/boot/dts/arm/juno-base.dtsi
+++ b/arch/arm64/boot/dts/arm/juno-base.dtsi
@@ -92,8 +92,8 @@
scpi_clk: scpi_clocks at 3 {
compatible = "arm,scpi-variable-clocks";
#clock-cells = <1>;
- clock-indices = <3>, <4>;
- clock-output-names = "pxlclk0", "pxlclk1";
+ clock-indices = <3>;
+ clock-output-names = "pxlclk";
};
};

@@ -123,6 +123,34 @@
clock-names = "apb_pclk";
};

+ hdlcd at 7ff50000 {
+ compatible = "arm,hdlcd";
+ reg = <0 0x7ff50000 0 0x1000>;
+ interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&scpi_clk 3>;
+ clock-names = "pxlclk";
+
+ port {
+ hdlcd1_output: endpoint at 0 {
+ remote-endpoint = <&tda998x_1_input>;
+ };
+ };
+ };
+
+ hdlcd at 7ff60000 {
+ compatible = "arm,hdlcd";
+ reg = <0 0x7ff60000 0 0x1000>;
+ interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&scpi_clk 3>;
+ clock-names = "pxlclk";
+
+ port {
+ hdlcd0_output: endpoint at 0 {
+ remote-endpoint = <&tda998x_0_input>;
+ };
+ };
+ };
+
soc_uart0: uart at 7ff80000 {
compatible = "arm,pl011", "arm,primecell";
reg = <0x0 0x7ff80000 0x0 0x1000>;
@@ -141,14 +169,24 @@
i2c-sda-hold-time-ns = <500>;
clocks = <&soc_smc50mhz>;

- dvi0: dvi-transmitter at 70 {
+ hdmi-transmitter at 70 {
compatible = "nxp,tda998x";
reg = <0x70>;
+ port {
+ tda998x_0_input: endpoint at 0 {
+ remote-endpoint = <&hdlcd0_output>;
+ };
+ };
};

- dvi1: dvi-transmitter at 71 {
+ hdmi-transmitter at 71 {
compatible = "nxp,tda998x";
reg = <0x71>;
+ port {
+ tda998x_1_input: endpoint at 0 {
+ remote-endpoint = <&hdlcd1_output>;
+ };
+ };
};
};

--
2.6.2