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| author | Eric Anholt <eric@anholt.net> | 2016-12-14 02:15:10 +0300 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2017-03-06 20:19:21 +0300 |
| commit | 4aba4cf820545ca8ec23785c7bac40bba7e505c5 (patch) | |
| tree | 9fe322e03961d09fe5d3ccfb5e2a498a1a8f38c3 | |
| parent | c1ae3cfa0e89fa1a7ecc4c99031f5e9ae99d9201 (diff) | |
| download | linux-4aba4cf820545ca8ec23785c7bac40bba7e505c5.tar.xz | |
ARM: dts: bcm2835: Add the DSI module nodes and clocks.
The modules stay disabled by default, and if you want to enable DSI
you'll need an overlay that connects a panel to it.
Signed-off-by: Eric Anholt <eric@anholt.net>
| -rw-r--r-- | arch/arm/boot/dts/bcm2835-rpi.dtsi | 8 | ||||
| -rw-r--r-- | arch/arm/boot/dts/bcm283x.dtsi | 48 |
2 files changed, 53 insertions, 3 deletions
diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi index 38e6050035bc..1e4141914a6d 100644 --- a/arch/arm/boot/dts/bcm2835-rpi.dtsi +++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi @@ -92,3 +92,11 @@ power-domains = <&power RPI_POWER_DOMAIN_VEC>; status = "okay"; }; + +&dsi0 { + power-domains = <&power RPI_POWER_DOMAIN_DSI0>; +}; + +&dsi1 { + power-domains = <&power RPI_POWER_DOMAIN_DSI1>; +}; diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi index a3106aa446c6..9798bc9293d8 100644 --- a/arch/arm/boot/dts/bcm283x.dtsi +++ b/arch/arm/boot/dts/bcm283x.dtsi @@ -93,10 +93,13 @@ #clock-cells = <1>; reg = <0x7e101000 0x2000>; - /* CPRMAN derives everything from the platform's - * oscillator. + /* CPRMAN derives almost everything from the + * platform's oscillator. However, the DSI + * pixel clocks come from the DSI analog PHY. */ - clocks = <&clk_osc>; + clocks = <&clk_osc>, + <&dsi0 0>, <&dsi0 1>, <&dsi0 2>, + <&dsi1 0>, <&dsi1 1>, <&dsi1 2>; }; rng@7e104000 { @@ -390,6 +393,25 @@ interrupts = <2 14>; /* pwa1 */ }; + dsi0: dsi@7e209000 { + compatible = "brcm,bcm2835-dsi0"; + reg = <0x7e209000 0x78>; + interrupts = <2 4>; + #address-cells = <1>; + #size-cells = <0>; + #clock-cells = <1>; + + clocks = <&clocks BCM2835_PLLA_DSI0>, + <&clocks BCM2835_CLOCK_DSI0E>, + <&clocks BCM2835_CLOCK_DSI0P>; + clock-names = "phy", "escape", "pixel"; + + clock-output-names = "dsi0_byte", + "dsi0_ddr2", + "dsi0_ddr"; + + }; + thermal: thermal@7e212000 { compatible = "brcm,bcm2835-thermal"; reg = <0x7e212000 0x8>; @@ -456,6 +478,26 @@ interrupts = <2 1>; }; + dsi1: dsi@7e700000 { + compatible = "brcm,bcm2835-dsi1"; + reg = <0x7e700000 0x8c>; + interrupts = <2 12>; + #address-cells = <1>; + #size-cells = <0>; + #clock-cells = <1>; + + clocks = <&clocks BCM2835_PLLD_DSI1>, + <&clocks BCM2835_CLOCK_DSI1E>, + <&clocks BCM2835_CLOCK_DSI1P>; + clock-names = "phy", "escape", "pixel"; + + clock-output-names = "dsi1_byte", + "dsi1_ddr2", + "dsi1_ddr"; + + status = "disabled"; + }; + i2c1: i2c@7e804000 { compatible = "brcm,bcm2835-i2c"; reg = <0x7e804000 0x1000>; |