From c78ae23b6c174c9f2e0973a247942b6b4adb7e82 Mon Sep 17 00:00:00 2001 From: Andy Gross Date: Thu, 26 Jun 2014 13:02:59 -0500 Subject: [PATCH 180/182] ARM: dts: Add ADM DMA nodes and SPI linkage This patch adds the ADM DMA controller DT nodes and also enables the use of dma in SPI. Signed-off-by: Andy Gross --- arch/arm/boot/dts/qcom-ipq8064-ap148.dts | 11 +++++++++++ arch/arm/boot/dts/qcom-ipq8064.dtsi | 8 +++++--- 2 files changed, 16 insertions(+), 3 deletions(-) --- a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts +++ b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts @@ -44,6 +44,10 @@ drive-strength = <10>; bias-none; }; + cs { + pins = "gpio20"; + drive-strength = <12>; + }; }; nand_pins: nand_pins { mux { @@ -100,12 +104,17 @@ cs-gpios = <&qcom_pinmux 20 0>; + dmas = <&adm_dma 6 9>, + <&adm_dma 5 10>; + dma-names = "rx", "tx"; + flash: m25p80@0 { compatible = "s25fl256s1"; #address-cells = <1>; #size-cells = <1>; spi-max-frequency = <50000000>; reg = <0>; + m25p,fast-read; partition@0 { label = "rootfs"; @@ -140,8 +149,10 @@ ranges = <0x00000000 0 0x00000000 0x31f00000 0 0x00100000 /* configuration space */ 0x81000000 0 0 0x31e00000 0 0x00100000 /* downstream I/O */ 0x82000000 0 0x00000000 0x2e000000 0 0x03e00000>; /* non-prefetchable memory */ + }; + sata-phy@1b400000 { status = "ok"; }; --- a/arch/arm/boot/dts/qcom-ipq8064.dtsi +++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi @@ -421,19 +421,21 @@ compatible = "qcom,adm"; reg = <0x18300000 0x100000>; interrupts = <0 170 0>; + #dma-cells = <2>; clocks = <&gcc ADM0_CLK>, <&gcc ADM0_PBUS_CLK>; - clock-names = "core_clk", "iface_clk"; + clock-names = "core", "iface"; resets = <&gcc ADM0_RESET>, <&gcc ADM0_PBUS_RESET>, <&gcc ADM0_C0_RESET>, <&gcc ADM0_C1_RESET>, <&gcc ADM0_C2_RESET>; - - reset-names = "adm", "pbus", "c0", "c1", "c2"; + reset-names = "clk", "pbus", "c0", "c1", "c2"; + qcom,ee = <0>; status = "disabled"; + }; nand@0x1ac00000 {