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arm64: renesas: r8a7795: Sound SSI PIO support

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This patch adds SSI for PIO sound support

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Kuninori Morimoto 2015-11-25 06:36:25 +00:00 committed by Simon Horman
parent b281f4c8c1
commit 623197b90c
1 changed files with 95 additions and 0 deletions
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95
arch/arm64/boot/dts/renesas/r8a7795.dtsi
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@ -52,6 +52,29 @@
clock-frequency = <0>; clock-frequency = <0>;
}; };
/*
* The external audio clocks are configured as 0 Hz fixed frequency
* clocks by default.
* Boards that provide audio clocks should override them.
*/
audio_clk_a: audio_clk_a {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <0>;
};
audio_clk_b: audio_clk_b {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <0>;
};
audio_clk_c: audio_clk_c {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <0>;
};
soc { soc {
compatible = "simple-bus"; compatible = "simple-bus";
interrupt-parent = <&gic>; interrupt-parent = <&gic>;
@ -534,5 +557,77 @@
power-domains = <&cpg>; power-domains = <&cpg>;
status = "disabled"; status = "disabled";
}; };
rcar_sound: sound@ec500000 {
/*
* #sound-dai-cells is required
*
* Single DAI : #sound-dai-cells = <0>; <&rcar_sound>;
* Multi DAI : #sound-dai-cells = <1>; <&rcar_sound N>;
*/
/*
* #clock-cells is required for audio_clkout0/1/2/3
*
* clkout : #clock-cells = <0>; <&rcar_sound>;
* clkout0/1/2/3: #clock-cells = <1>; <&rcar_sound N>;
*/
compatible = "renesas,rcar_sound-r8a7795", "renesas,rcar_sound-gen3";
reg = <0 0xec500000 0 0x1000>, /* SCU */
<0 0xec5a0000 0 0x100>, /* ADG */
<0 0xec540000 0 0x1000>, /* SSIU */
<0 0xec541000 0 0x280>, /* SSI */
<0 0xec740000 0 0x200>; /* Audio DMAC peri peri*/
reg-names = "scu", "adg", "ssiu", "ssi", "audmapp";
clocks = <&cpg CPG_MOD 1005>,
<&cpg CPG_MOD 1006>, <&cpg CPG_MOD 1007>,
<&cpg CPG_MOD 1008>, <&cpg CPG_MOD 1009>,
<&cpg CPG_MOD 1010>, <&cpg CPG_MOD 1011>,
<&cpg CPG_MOD 1012>, <&cpg CPG_MOD 1013>,
<&cpg CPG_MOD 1014>, <&cpg CPG_MOD 1015>,
<&audio_clk_a>, <&audio_clk_b>,
<&audio_clk_c>,
<&cpg CPG_CORE R8A7795_CLK_S0D4>;
clock-names = "ssi-all",
"ssi.9", "ssi.8", "ssi.7", "ssi.6",
"ssi.5", "ssi.4", "ssi.3", "ssi.2",
"ssi.1", "ssi.0",
"clk_a", "clk_b", "clk_c", "clk_i";
power-domains = <&cpg>;
status = "disabled";
rcar_sound,ssi {
ssi0: ssi@0 {
interrupts = <0 370 IRQ_TYPE_LEVEL_HIGH>;
};
ssi1: ssi@1 {
interrupts = <0 371 IRQ_TYPE_LEVEL_HIGH>;
};
ssi2: ssi@2 {
interrupts = <0 372 IRQ_TYPE_LEVEL_HIGH>;
};
ssi3: ssi@3 {
interrupts = <0 373 IRQ_TYPE_LEVEL_HIGH>;
};
ssi4: ssi@4 {
interrupts = <0 374 IRQ_TYPE_LEVEL_HIGH>;
};
ssi5: ssi@5 {
interrupts = <0 375 IRQ_TYPE_LEVEL_HIGH>;
};
ssi6: ssi@6 {
interrupts = <0 376 IRQ_TYPE_LEVEL_HIGH>;
};
ssi7: ssi@7 {
interrupts = <0 377 IRQ_TYPE_LEVEL_HIGH>;
};
ssi8: ssi@8 {
interrupts = <0 378 IRQ_TYPE_LEVEL_HIGH>;
};
ssi9: ssi@9 {
interrupts = <0 379 IRQ_TYPE_LEVEL_HIGH>;
};
};
};
}; };
}; };