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arm/dts: dra7.dtsi: add DSS support 

DRA7xxx contains a very similar DSS to OMAP5. The main differences are:

* no DSI or RFBI support.
* 1 or 2 dedicated video PLLs.
* need to do additional configuration to the DRA7 CONTROL module.

DRA72xx has only one video PLL, and DRA74xx has two.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: devicetree@vger.kernel.org
Acked-by: Tony Lindgren <tony@atomide.com>
steinar/wifi_calib_4_9_kernel
Tomi Valkeinen 2014-07-09 16:15:18 +05:30
parent 403ee909e4
commit 95c1cd1392
3 changed files with 64 additions and 0 deletions
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38
arch/arm/boot/dts/dra7.dtsi
View File

@ -1474,6 +1474,44 @@
clocks = <&sys_clkin1>;
status = "disabled";
};
dss: dss@58000000 {
compatible = "ti,dra7-dss";
/* 'reg' defined in dra72x.dtsi and dra74x.dtsi */
/* 'clocks' defined in dra72x.dtsi and dra74x.dtsi */
status = "disabled";
ti,hwmods = "dss_core";
/* CTRL_CORE_DSS_PLL_CONTROL */
syscon-pll-ctrl = <&scm_conf 0x538>;
#address-cells = <1>;
#size-cells = <1>;
ranges;
dispc@58001000 {
compatible = "ti,dra7-dispc";
reg = <0x58001000 0x1000>;
interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
ti,hwmods = "dss_dispc";
clocks = <&dss_dss_clk>;
clock-names = "fck";
/* CTRL_CORE_SMA_SW_1 */
syscon-pol = <&scm_conf 0x534>;
};
hdmi: encoder@58060000 {
compatible = "ti,dra7-hdmi";
reg = <0x58040000 0x200>,
<0x58040200 0x80>,
<0x58040300 0x80>,
<0x58060000 0x19000>;
reg-names = "wp", "pll", "phy", "core";
interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
status = "disabled";
ti,hwmods = "dss_hdmi";
clocks = <&dss_48mhz_clk>, <&dss_hdmi_clk>;
clock-names = "fck", "sys_clk";
};
};
};
thermal_zones: thermal-zones {

11
arch/arm/boot/dts/dra72x.dtsi
View File

@ -34,3 +34,14 @@
interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>;
};
};
&dss {
reg = <0x58000000 0x80>,
<0x58004054 0x4>,
<0x58004300 0x20>;
reg-names = "dss", "pll1_clkctrl", "pll1";
clocks = <&dss_dss_clk>,
<&dss_video1_clk>;
clock-names = "fck", "video1_clk";
};

15
arch/arm/boot/dts/dra74x.dtsi
View File

@ -73,3 +73,18 @@
};
};
};
&dss {
reg = <0x58000000 0x80>,
<0x58004054 0x4>,
<0x58004300 0x20>,
<0x58005054 0x4>,
<0x58005300 0x20>;
reg-names = "dss", "pll1_clkctrl", "pll1",
"pll2_clkctrl", "pll2";
clocks = <&dss_dss_clk>,
<&dss_video1_clk>,
<&dss_video2_clk>;
clock-names = "fck", "video1_clk", "video2_clk";
};