From d652b183b3efdeb1c71c49c21cb60f067c139e07 Mon Sep 17 00:00:00 2001
From: Huibin Hong <huibin.hong@rock-chips.com>
Date: Fri, 12 Oct 2018 19:35:17 +0800
Subject: [PATCH] arm64: dts: rockchip: disable uart and spi dma for rk1808

There is only one dmac of rk1808, but more than 30 peripheral
may use dma, so disable uart and spi dma as default. Enable it
by property below:
dma-names = "tx", "rx";

Change-Id: I67347c1459a1a11efa00b08cf21273175b6028a0
Signed-off-by: Huibin Hong <huibin.hong@rock-chips.com>
---
 arch/arm64/boot/dts/rockchip/rk1808.dtsi | 11 -----------
 1 file changed, 11 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk1808.dtsi b/arch/arm64/boot/dts/rockchip/rk1808.dtsi
index 673ae5b41fe7..36fd188becb7 100644
--- a/arch/arm64/boot/dts/rockchip/rk1808.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk1808.dtsi
@@ -622,7 +622,6 @@
 		reg-shift = <2>;
 		reg-io-width = <4>;
 		dmas = <&dmac 0>, <&dmac 1>;
-		dma-names = "tx", "rx";
 		pinctrl-names = "default";
 		pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>;
 		status = "disabled";
@@ -702,7 +701,6 @@
 		clocks = <&cru SCLK_SPI0>, <&cru PCLK_SPI0>;
 		clock-names = "spiclk", "apb_pclk";
 		dmas = <&dmac 10>, <&dmac 11>;
-		dma-names = "tx", "rx";
 		pinctrl-names = "default", "high_speed";
 		pinctrl-0 = <&spi0_clk &spi0_csn &spi0_miso &spi0_mosi>;
 		pinctrl-1 = <&spi0_clk_hs &spi0_csn &spi0_miso_hs &spi0_mosi_hs>;
@@ -718,7 +716,6 @@
 		clocks = <&cru SCLK_SPI1>, <&cru PCLK_SPI1>;
 		clock-names = "spiclk", "apb_pclk";
 		dmas = <&dmac 12>, <&dmac 13>;
-		dma-names = "tx", "rx";
 		pinctrl-names = "default", "high_speed";
 		pinctrl-0 = <&spi1_clk &spi1_csn0 &spi1_csn1 &spi1_miso &spi1_mosi>;
 		pinctrl-1 = <&spi1_clk_hs &spi1_csn0 &spi1_csn1 &spi1_miso_hs &spi1_mosi_hs>;
@@ -734,7 +731,6 @@
 		reg-shift = <2>;
 		reg-io-width = <4>;
 		dmas = <&dmac 2>, <&dmac 3>;
-		dma-names = "tx", "rx";
 		pinctrl-names = "default";
 		pinctrl-0 = <&uart1m0_xfer &uart1_cts &uart1_rts>;
 		status = "disabled";
@@ -749,7 +745,6 @@
 		reg-shift = <2>;
 		reg-io-width = <4>;
 		dmas = <&dmac 4>, <&dmac 5>;
-		dma-names = "tx", "rx";
 		pinctrl-names = "default";
 		pinctrl-0 = <&uart2m0_xfer>;
 		status = "disabled";
@@ -764,7 +759,6 @@
 		reg-shift = <2>;
 		reg-io-width = <4>;
 		dmas = <&dmac 6>, <&dmac 7>;
-		dma-names = "tx", "rx";
 		pinctrl-names = "default";
 		pinctrl-0 = <&uart3m0_xfer &uart3_ctsm0 &uart3_rtsm0>;
 		status = "disabled";
@@ -779,7 +773,6 @@
 		reg-shift = <2>;
 		reg-io-width = <4>;
 		dmas = <&dmac 8>, <&dmac 9>;
-		dma-names = "tx", "rx";
 		pinctrl-names = "default";
 		pinctrl-0 = <&uart4_xfer &uart4_cts &uart4_rts>;
 		status = "disabled";
@@ -794,7 +787,6 @@
 		clocks = <&cru SCLK_SPI2>, <&cru PCLK_SPI2>;
 		clock-names = "spiclk", "apb_pclk";
 		dmas = <&dmac 14>, <&dmac 15>;
-		dma-names = "tx", "rx";
 		pinctrl-names = "default", "high_speed";
 		pinctrl-0 = <&spi2m0_clk &spi2m0_csn &spi2m0_miso &spi2m0_mosi>;
 		pinctrl-1 = <&spi2m0_clk_hs &spi2m0_csn &spi2m0_miso_hs &spi2m0_mosi_hs>;
@@ -810,7 +802,6 @@
 		reg-shift = <2>;
 		reg-io-width = <4>;
 		dmas = <&dmac 25>, <&dmac 26>;
-		dma-names = "tx", "rx";
 		pinctrl-names = "default";
 		pinctrl-0 = <&uart5_xfer>;
 		status = "disabled";
@@ -825,7 +816,6 @@
 		reg-shift = <2>;
 		reg-io-width = <4>;
 		dmas = <&dmac 27>, <&dmac 28>;
-		dma-names = "tx", "rx";
 		pinctrl-names = "default";
 		pinctrl-0 = <&uart6_xfer>;
 		status = "disabled";
@@ -840,7 +830,6 @@
 		reg-shift = <2>;
 		reg-io-width = <4>;
 		dmas = <&dmac 29>, <&dmac 30>;
-		dma-names = "tx", "rx";
 		pinctrl-names = "default";
 		pinctrl-0 = <&uart7_xfer>;
 		status = "disabled";