From: "Paweł Jarosz" <paweljarosz3691-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org,
robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
mark.rutland-5wv7dgnIgG8@public.gmane.org,
linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org,
linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: [RESEND] ARM: dts: rockchip: enable dma for uart and mmc on rk3066a
Date: Mon, 14 Nov 2016 07:52:06 +0100 [thread overview]
Message-ID: <20161114065206.GA14635@vaio-ubuntu> (raw)
DMA controller driver is in good shape these days on rockchip platforms.
So lets enable DMA for uart and mmc.
Signed-off-by: Paweł Jarosz <paweljarosz3691@gmail.com>
---
arch/arm/boot/dts/rk3066a.dtsi | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/arch/arm/boot/dts/rk3066a.dtsi b/arch/arm/boot/dts/rk3066a.dtsi
index fc8dcc7..2f09cf1 100644
--- a/arch/arm/boot/dts/rk3066a.dtsi
+++ b/arch/arm/boot/dts/rk3066a.dtsi
@@ -637,16 +637,25 @@
&mmc0 {
clock-frequency = <50000000>;
+ dmas = <&dmac2 1>;
+ dma-names = "rx-tx";
max-frequency = <50000000>;
pinctrl-names = "default";
pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_cd &sd0_bus4>;
};
&mmc1 {
+ dmas = <&dmac2 3>;
+ dma-names = "rx-tx";
pinctrl-names = "default";
pinctrl-0 = <&sd1_clk &sd1_cmd &sd1_cd &sd1_bus4>;
};
+&emmc {
+ dmas = <&dmac2 4>;
+ dma-names = "rx-tx";
+};
+
&pwm0 {
pinctrl-names = "default";
pinctrl-0 = <&pwm0_out>;
@@ -678,21 +687,29 @@
};
&uart0 {
+ dmas = <&dmac1_s 0>, <&dmac1_s 1>;
+ dma-names = "tx", "rx";
pinctrl-names = "default";
pinctrl-0 = <&uart0_xfer>;
};
&uart1 {
+ dmas = <&dmac1_s 2>, <&dmac1_s 3>;
+ dma-names = "tx", "rx";
pinctrl-names = "default";
pinctrl-0 = <&uart1_xfer>;
};
&uart2 {
+ dmas = <&dmac2 6>, <&dmac2 7>;
+ dma-names = "tx", "rx";
pinctrl-names = "default";
pinctrl-0 = <&uart2_xfer>;
};
&uart3 {
+ dmas = <&dmac2 8>, <&dmac2 9>;
+ dma-names = "tx", "rx";
pinctrl-names = "default";
pinctrl-0 = <&uart3_xfer>;
};
--
2.7.4
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next reply other threads:[~2016-11-14 6:52 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-14 6:52 Paweł Jarosz [this message]
2016-11-14 9:34 ` [RESEND] ARM: dts: rockchip: enable dma for uart and mmc on rk3066a Heiko Stuebner
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