target/linux/ipq806x/patches/0180-ARM-dts-Add-ADM-DMA-nodes-and-SPI-linkage.patch

   1 From c78ae23b6c174c9f2e0973a247942b6b4adb7e82 Mon Sep 17 00:00:00 2001
   2 From: Andy Gross <agross@codeaurora.org>
   3 Date: Thu, 26 Jun 2014 13:02:59 -0500
   4 Subject: [PATCH 180/182] ARM: dts: Add ADM DMA nodes and SPI linkage
   5
   6 This patch adds the ADM DMA controller DT nodes and also enables the use of dma
   7 in SPI.
   8
   9 Signed-off-by: Andy Gross <agross@codeaurora.org>
  10 ---
  11  arch/arm/boot/dts/qcom-ipq8064-ap148.dts |   11 +++++++++++
  12  arch/arm/boot/dts/qcom-ipq8064.dtsi      |    8 +++++---
  13  2 files changed, 16 insertions(+), 3 deletions(-)
  14
  15 --- a/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
  16 +++ b/arch/arm/boot/dts/qcom-ipq8064-ap148.dts
  17 @@ -44,6 +44,10 @@
  18                                         drive-strength = <10>;
  19                                         bias-none;
  20                                 };
  21 +                               cs {
  22 +                                       pins = "gpio20";
  23 +                                       drive-strength = <12>;
  24 +                               };
  25                         };
  26                         nand_pins: nand_pins {
  27                                 mux {
  28 @@ -100,12 +104,17 @@
  29
  30                                 cs-gpios = <&qcom_pinmux 20 0>;
  31
  32 +                               dmas = <&adm_dma 6 9>,
  33 +                                       <&adm_dma 5 10>;
  34 +                               dma-names = "rx", "tx";
  35 +
  36                                 flash: m25p80@0 {
  37                                         compatible = "s25fl256s1";
  38                                         #address-cells = <1>;
  39                                         #size-cells = <1>;
  40                                         spi-max-frequency = <50000000>;
  41                                         reg = <0>;
  42 +                                       m25p,fast-read;
  43
  44                                         partition@0 {
  45                                                 label = "rootfs";
  46 @@ -140,8 +149,10 @@
  47                         ranges = <0x00000000 0 0x00000000 0x31f00000 0 0x00100000   /* configuration space */
  48                                   0x81000000 0 0          0x31e00000 0 0x00100000   /* downstream I/O */
  49                                   0x82000000 0 0x00000000 0x2e000000 0 0x03e00000>; /* non-prefetchable memory */
  50 +
  51                 };
  52
  53 +
  54                 sata-phy@1b400000 {
  55                         status = "ok";
  56                 };
  57 --- a/arch/arm/boot/dts/qcom-ipq8064.dtsi
  58 +++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi
  59 @@ -421,19 +421,21 @@
  60                         compatible = "qcom,adm";
  61                         reg = <0x18300000 0x100000>;
  62                         interrupts = <0 170 0>;
  63 +                       #dma-cells = <2>;
  64
  65                         clocks = <&gcc ADM0_CLK>, <&gcc ADM0_PBUS_CLK>;
  66 -                       clock-names = "core_clk", "iface_clk";
  67 +                       clock-names = "core", "iface";
  68
  69                         resets = <&gcc ADM0_RESET>,
  70                                 <&gcc ADM0_PBUS_RESET>,
  71                                 <&gcc ADM0_C0_RESET>,
  72                                 <&gcc ADM0_C1_RESET>,
  73                                 <&gcc ADM0_C2_RESET>;
  74 -
  75 -                       reset-names = "adm", "pbus", "c0", "c1", "c2";
  76 +                       reset-names = "clk", "pbus", "c0", "c1", "c2";
  77 +                       qcom,ee = <0>;
  78
  79                         status = "disabled";
  80 +
  81                 };
  82
  83                 nand@0x1ac00000 {