target/linux/sunxi/patches-3.13/164-2-dt-sun7i-add-ahci.patch

   1 From c7b99b7afc3882c1b38a15da8d1625dd448c6fee Mon Sep 17 00:00:00 2001
   2 From: Hans de Goede <hdegoede@redhat.com>
   3 Date: Fri, 3 Jan 2014 10:27:51 +0100
   4 Subject: [PATCH] ARM: sun7i: dt: Add ahci / sata support
   5
   6 This patch adds sunxi sata support to A20 boards that have such a connector.
   7 Some boards also feature a regulator via a GPIO and support for this is also
   8 added.
   9
  10 Signed-off-by: Olliver Schinagl <oliver@schinagl.nl>
  11 Signed-off-by: Hans de Goede <hdegoede@redhat.com>
  12 ---
  13  arch/arm/boot/dts/sun7i-a20-cubieboard2.dts     |  6 ++++++
  14  arch/arm/boot/dts/sun7i-a20-cubietruck.dts      | 18 ++++++++++++++++++
  15  arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts |  6 ++++++
  16  arch/arm/boot/dts/sun7i-a20.dtsi                |  8 ++++++++
  17  4 files changed, 38 insertions(+)
  18
  19 diff --git a/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts b/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
  20 index 7bf4935..07823c2 100644
  21 --- a/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
  22 +++ b/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
  23 @@ -13,12 +13,18 @@
  24
  25  /dts-v1/;
  26  /include/ "sun7i-a20.dtsi"
  27 +/include/ "sunxi-ahci-reg.dtsi"
  28
  29  / {
  30         model = "Cubietech Cubieboard2";
  31         compatible = "cubietech,cubieboard2", "allwinner,sun7i-a20";
  32
  33         soc@01c00000 {
  34 +               ahci: sata@01c18000 {
  35 +                       target-supply = <&reg_ahci_5v>;
  36 +                       status = "okay";
  37 +               };
  38 +
  39                 pinctrl@01c20800 {
  40                         led_pins_cubieboard2: led_pins@0 {
  41                                 allwinner,pins = "PH20", "PH21";
  42 diff --git a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
  43 index 025ce52..403bd2e 100644
  44 --- a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
  45 +++ b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
  46 @@ -13,13 +13,26 @@
  47
  48  /dts-v1/;
  49  /include/ "sun7i-a20.dtsi"
  50 +/include/ "sunxi-ahci-reg.dtsi"
  51
  52  / {
  53         model = "Cubietech Cubietruck";
  54         compatible = "cubietech,cubietruck", "allwinner,sun7i-a20";
  55
  56         soc@01c00000 {
  57 +               ahci: sata@01c18000 {
  58 +                       target-supply = <&reg_ahci_5v>;
  59 +                       status = "okay";
  60 +               };
  61 +
  62                 pinctrl@01c20800 {
  63 +                       ahci_pwr_pin_cubietruck: ahci_pwr_pin@1 {
  64 +                               allwinner,pins = "PH12";
  65 +                               allwinner,function = "gpio_out";
  66 +                               allwinner,drive = <0>;
  67 +                               allwinner,pull = <0>;
  68 +                       };
  69 +
  70                         led_pins_cubietruck: led_pins@0 {
  71                                 allwinner,pins = "PH7", "PH11", "PH20", "PH21";
  72                                 allwinner,function = "gpio_out";
  73 @@ -90,4 +103,10 @@
  74                         gpios = <&pio 7 7 0>;
  75                 };
  76         };
  77 +
  78 +       reg_ahci_5v: ahci-5v {
  79 +               pinctrl-0 = <&ahci_pwr_pin_cubietruck>;
  80 +               gpio = <&pio 7 12 0>;
  81 +               status = "okay";
  82 +       };
  83  };
  84 diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
  85 index b02a796..d5c6799 100644
  86 --- a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
  87 +++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
  88 @@ -13,12 +13,18 @@
  89
  90  /dts-v1/;
  91  /include/ "sun7i-a20.dtsi"
  92 +/include/ "sunxi-ahci-reg.dtsi"
  93
  94  / {
  95         model = "Olimex A20-Olinuxino Micro";
  96         compatible = "olimex,a20-olinuxino-micro", "allwinner,sun7i-a20";
  97
  98         soc@01c00000 {
  99 +               ahci: sata@01c18000 {
 100 +                       target-supply = <&reg_ahci_5v>;
 101 +                       status = "okay";
 102 +               };
 103 +
 104                 pinctrl@01c20800 {
 105                         led_pins_olinuxino: led_pins@0 {
 106                                 allwinner,pins = "PH2";
 107 diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
 108 index daaafd0..3385994 100644
 109 --- a/arch/arm/boot/dts/sun7i-a20.dtsi
 110 +++ b/arch/arm/boot/dts/sun7i-a20.dtsi
 111 @@ -392,6 +392,14 @@
 112                         #size-cells = <0>;
 113                 };
 114
 115 +               ahci: sata@01c18000 {
 116 +                       compatible = "allwinner,sun4i-a10-ahci";
 117 +                       reg = <0x01c18000 0x1000>;
 118 +                       interrupts = <0 56 4>;
 119 +                       clocks = <&pll6 0>, <&ahb_gates 25>;
 120 +                       status = "disabled";
 121 +               };
 122 +
 123                 pio: pinctrl@01c20800 {
 124                         compatible = "allwinner,sun7i-a20-pinctrl";
 125                         reg = <0x01c20800 0x400>;
 126 --
 127 1.8.5.5
 128