target/linux/sunxi/patches-3.14/150-dt-sun4i-add-ahci.patch

   1 From a9868f7ef1d3828e55de36cfeac2f84a77653a1e Mon Sep 17 00:00:00 2001
   2 From: Oliver Schinagl <oliver@schinagl.nl>
   3 Date: Tue, 3 Dec 2013 12:10:11 +0100
   4 Subject: [PATCH] ARM: sun4i: dt: Add ahci / sata support
   5
   6 This patch adds sunxi sata support to A10 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/sun4i-a10-a1000.dts      |  4 ++++
  14  arch/arm/boot/dts/sun4i-a10-cubieboard.dts | 10 ++++++++++
  15  arch/arm/boot/dts/sun4i-a10.dtsi           |  8 ++++++++
  16  3 files changed, 22 insertions(+)
  17
  18 --- a/arch/arm/boot/dts/sun4i-a10-a1000.dts
  19 +++ b/arch/arm/boot/dts/sun4i-a10-a1000.dts
  20 @@ -35,6 +35,10 @@
  21                         };
  22                 };
  23
  24 +               ahci: sata@01c18000 {
  25 +                       status = "okay";
  26 +               };
  27 +
  28                 pinctrl@01c20800 {
  29                         emac_power_pin_a1000: emac_power_pin@0 {
  30                                 allwinner,pins = "PH15";
  31 --- a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
  32 +++ b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
  33 @@ -12,6 +12,7 @@
  34
  35  /dts-v1/;
  36  /include/ "sun4i-a10.dtsi"
  37 +/include/ "sunxi-common-regulators.dtsi"
  38
  39  / {
  40         model = "Cubietech Cubieboard";
  41 @@ -33,6 +34,11 @@
  42                         };
  43                 };
  44
  45 +               ahci: sata@01c18000 {
  46 +                       target-supply = <&reg_ahci_5v>;
  47 +                       status = "okay";
  48 +               };
  49 +
  50                 pinctrl@01c20800 {
  51                         led_pins_cubieboard: led_pins@0 {
  52                                 allwinner,pins = "PH20", "PH21";
  53 @@ -77,4 +83,8 @@
  54                         linux,default-trigger = "heartbeat";
  55                 };
  56         };
  57 +
  58 +       reg_ahci_5v: ahci-5v {
  59 +               status = "okay";
  60 +       };
  61  };
  62 --- a/arch/arm/boot/dts/sun4i-a10.dtsi
  63 +++ b/arch/arm/boot/dts/sun4i-a10.dtsi
  64 @@ -388,6 +388,14 @@
  65                         #size-cells = <0>;
  66                 };
  67
  68 +               ahci: sata@01c18000 {
  69 +                       compatible = "allwinner,sun4i-a10-ahci";
  70 +                       reg = <0x01c18000 0x1000>;
  71 +                       interrupts = <56>;
  72 +                       clocks = <&pll6 0>, <&ahb_gates 25>;
  73 +                       status = "disabled";
  74 +               };
  75 +
  76                 spi3: spi@01c1f000 {
  77                         compatible = "allwinner,sun4i-a10-spi";
  78                         reg = <0x01c1f000 0x1000>;