target/linux/sunxi/patches-3.14/151-dt-sun7i-add-ahci.patch

   1 From cf454a47b64ef78ff85b097c8cb404120c14e6a5 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     | 10 ++++++++++
  14  arch/arm/boot/dts/sun7i-a20-cubietruck.dts      | 19 +++++++++++++++++++
  15  arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts | 10 ++++++++++
  16  arch/arm/boot/dts/sun7i-a20.dtsi                |  8 ++++++++
  17  4 files changed, 47 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..4bed115 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-common-regulators.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 @@ -74,4 +80,8 @@
  43                         gpios = <&pio 7 20 0>;
  44                 };
  45         };
  46 +
  47 +       reg_ahci_5v: ahci-5v {
  48 +               status = "okay";
  49 +       };
  50  };
  51 diff --git a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
  52 index 025ce52..ef5fed8 100644
  53 --- a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
  54 +++ b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
  55 @@ -13,13 +13,26 @@
  56
  57  /dts-v1/;
  58  /include/ "sun7i-a20.dtsi"
  59 +/include/ "sunxi-common-regulators.dtsi"
  60
  61  / {
  62         model = "Cubietech Cubietruck";
  63         compatible = "cubietech,cubietruck", "allwinner,sun7i-a20";
  64
  65         soc@01c00000 {
  66 +               ahci: sata@01c18000 {
  67 +                       target-supply = <&reg_ahci_5v>;
  68 +                       status = "okay";
  69 +               };
  70 +
  71                 pinctrl@01c20800 {
  72 +                       ahci_pwr_pin_cubietruck: ahci_pwr_pin@1 {
  73 +                               allwinner,pins = "PH12";
  74 +                               allwinner,function = "gpio_out";
  75 +                               allwinner,drive = <0>;
  76 +                               allwinner,pull = <0>;
  77 +                       };
  78 +
  79                         led_pins_cubietruck: led_pins@0 {
  80                                 allwinner,pins = "PH7", "PH11", "PH20", "PH21";
  81                                 allwinner,function = "gpio_out";
  82 @@ -90,4 +103,10 @@
  83                         gpios = <&pio 7 7 0>;
  84                 };
  85         };
  86 +
  87 +       reg_ahci_5v: ahci-5v {
  88 +               pinctrl-0 = <&ahci_pwr_pin_cubietruck>;
  89 +               gpio = <&pio 7 12 0>;
  90 +               status = "okay";
  91 +       };
  92  };
  93 diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
  94 index 9d98316..c9b0f37 100644
  95 --- a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
  96 +++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
  97 @@ -13,6 +13,7 @@
  98
  99  /dts-v1/;
 100  /include/ "sun7i-a20.dtsi"
 101 +/include/ "sunxi-common-regulators.dtsi"
 102
 103  / {
 104         model = "Olimex A20-Olinuxino Micro";
 105 @@ -36,6 +37,11 @@
 106                         status = "okay";
 107                 };
 108
 109 +               ahci: sata@01c18000 {
 110 +                       target-supply = <&reg_ahci_5v>;
 111 +                       status = "okay";
 112 +               };
 113 +
 114                 pinctrl@01c20800 {
 115                         led_pins_olinuxino: led_pins@0 {
 116                                 allwinner,pins = "PH2";
 117 @@ -105,4 +111,8 @@
 118                         default-state = "on";
 119                 };
 120         };
 121 +
 122 +       reg_ahci_5v: ahci-5v {
 123 +               status = "okay";
 124 +       };
 125  };
 126 diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
 127 index 6161fd8..864b7c6 100644
 128 --- a/arch/arm/boot/dts/sun7i-a20.dtsi
 129 +++ b/arch/arm/boot/dts/sun7i-a20.dtsi
 130 @@ -450,6 +450,14 @@
 131                         #size-cells = <0>;
 132                 };
 133
 134 +               ahci: sata@01c18000 {
 135 +                       compatible = "allwinner,sun4i-a10-ahci";
 136 +                       reg = <0x01c18000 0x1000>;
 137 +                       interrupts = <0 56 4>;
 138 +                       clocks = <&pll6 0>, <&ahb_gates 25>;
 139 +                       status = "disabled";
 140 +               };
 141 +
 142                 spi3: spi@01c1f000 {
 143                         compatible = "allwinner,sun4i-a10-spi";
 144                         reg = <0x01c1f000 0x1000>;
 145 --
 146 2.0.3
 147