From mboxrd@z Thu Jan 1 00:00:00 1970 From: jay.xu@rock-chips.com (Jianqun) Date: Fri, 12 Sep 2014 18:54:55 +0800 Subject: [PATCH v2] ARM: dts: add rk3288 i2s controller In-Reply-To: <1410509511-16667-1-git-send-email-jay.xu@rock-chips.com> References: <1410509511-16667-1-git-send-email-jay.xu@rock-chips.com> Message-ID: <1410519295-18980-1-git-send-email-jay.xu@rock-chips.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add dt for rk3288 i2s controller, since i2s clock pins and data pins default to be GPIO, this patch also add pinctrl to mux them. Tested on RK3288 board. Signed-off-by: Jianqun Xu --- change since v1: - move i2s relate codes later in order by CPU address map arch/arm/boot/dts/rk3288.dtsi | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index 5950b0a..5b17718 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -271,6 +271,21 @@ status = "disabled"; }; + i2s: i2s at ff890000 { + compatible = "rockchip,rk3288-i2s", "rockchip,rk3066-i2s"; + reg = <0xff890000 0x10000>; + interrupts = ; + #address-cells = <1>; + #size-cells = <0>; + dmas = <&dmac_bus_s 0>, <&dmac_bus_s 1>; + dma-names = "tx", "rx"; + clock-names = "i2s_hclk", "i2s_clk"; + clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>; + pinctrl-names = "default"; + pinctrl-0 = <&i2s0_clk>; + status = "disabled"; + }; + gic: interrupt-controller at ffc01000 { compatible = "arm,gic-400"; interrupt-controller; @@ -463,6 +478,17 @@ }; }; + i2s0 { + i2s0_clk: i2s0_clk { + rockchip,pins = <6 0 RK_FUNC_1 &pcfg_pull_none>, + <6 1 RK_FUNC_1 &pcfg_pull_none>, + <6 2 RK_FUNC_1 &pcfg_pull_none>, + <6 3 RK_FUNC_1 &pcfg_pull_none>, + <6 4 RK_FUNC_1 &pcfg_pull_none>, + <6 8 RK_FUNC_1 &pcfg_pull_none>; + }; + }; + sdmmc { sdmmc_clk: sdmmc-clk { rockchip,pins = <6 20 RK_FUNC_1 &pcfg_pull_none>; -- 1.9.1