target/linux/sunxi/patches-3.13/162-2-dt-sun7i-add-ahci-nodes.patch

   1 From 4ce1f4c3ab04a697e9861b77582077b905b3f8a0 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: dts: 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     | 27 +++++++++++++++++++++++++
  14  arch/arm/boot/dts/sun7i-a20-cubietruck.dts      | 27 +++++++++++++++++++++++++
  15  arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts | 26 ++++++++++++++++++++++++
  16  arch/arm/boot/dts/sun7i-a20.dtsi                |  9 +++++++++
  17  4 files changed, 89 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 48777cd..a26711c 100644
  21 --- a/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
  22 +++ b/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
  23 @@ -28,7 +28,19 @@
  24                         status = "okay";
  25                 };
  26
  27 +               sata: ahci@01c18000 {
  28 +                       pwr-supply = <&reg_ahci_5v>;
  29 +                       status = "okay";
  30 +               };
  31 +
  32                 pinctrl@01c20800 {
  33 +                       ahci_pwr_pin_cubieboard2: ahci_pwr_pin@0 {
  34 +                               allwinner,pins = "PB8";
  35 +                               allwinner,function = "gpio_out";
  36 +                               allwinner,drive = <0>;
  37 +                               allwinner,pull = <0>;
  38 +                       };
  39 +
  40                         mmc0_cd_pin_cubieboard2: mmc0_cd_pin@0 {
  41                                 allwinner,pins = "PH1";
  42                                 allwinner,function = "gpio_in";
  43 @@ -86,4 +98,19 @@
  44                         gpios = <&pio 7 20 0>;
  45                 };
  46         };
  47 +
  48 +       regulators {
  49 +               compatible = "simple-bus";
  50 +               pinctrl-names = "default";
  51 +
  52 +               reg_ahci_5v: ahci-5v {
  53 +                       compatible = "regulator-fixed";
  54 +                       regulator-name = "ahci-5v";
  55 +                       regulator-min-microvolt = <5000000>;
  56 +                       regulator-max-microvolt = <5000000>;
  57 +                       pinctrl-0 = <&ahci_pwr_pin_cubieboard2>;
  58 +                       gpio = <&pio 1 8 0>;
  59 +                       enable-active-high;
  60 +               };
  61 +       };
  62  };
  63 diff --git a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
  64 index 2684f27..a5f3418 100644
  65 --- a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
  66 +++ b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
  67 @@ -28,6 +28,11 @@
  68                         status = "okay";
  69                 };
  70
  71 +               sata: ahci@01c18000 {
  72 +                       pwr-supply = <&reg_ahci_5v>;
  73 +                       status = "okay";
  74 +               };
  75 +
  76                 pinctrl@01c20800 {
  77                         mmc0_cd_pin_cubietruck: mmc0_cd_pin@0 {
  78                                 allwinner,pins = "PH1";
  79 @@ -36,6 +41,13 @@
  80                                 allwinner,pull = <0>;
  81                         };
  82
  83 +                       ahci_pwr_pin_cubietruck: ahci_pwr_pin@0 {
  84 +                               allwinner,pins = "PH12";
  85 +                               allwinner,function = "gpio_out";
  86 +                               allwinner,drive = <0>;
  87 +                               allwinner,pull = <0>;
  88 +                       };
  89 +
  90                         led_pins_cubietruck: led_pins@0 {
  91                                 allwinner,pins = "PH7", "PH11", "PH20", "PH21";
  92                                 allwinner,function = "gpio_out";
  93 @@ -84,4 +96,19 @@
  94                         gpios = <&pio 7 7 0>;
  95                 };
  96         };
  97 +
  98 +       regulators {
  99 +               compatible = "simple-bus";
 100 +               pinctrl-names = "default";
 101 +
 102 +               reg_ahci_5v: ahci-5v {
 103 +                       compatible = "regulator-fixed";
 104 +                       regulator-name = "ahci-5v";
 105 +                       regulator-min-microvolt = <5000000>;
 106 +                       regulator-max-microvolt = <5000000>;
 107 +                       pinctrl-0 = <&ahci_pwr_pin_cubietruck>;
 108 +                       gpio = <&pio 7 12 0>;
 109 +                       enable-active-high;
 110 +               };
 111 +       };
 112  };
 113 diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
 114 index bf6f6c8..20b1000 100644
 115 --- a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
 116 +++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
 117 @@ -37,7 +37,19 @@
 118                         status = "okay";
 119                 };
 120
 121 +               sata: ahci@01c18000 {
 122 +                       pwr-supply = <&reg_ahci_5v>;
 123 +                       status = "okay";
 124 +               };
 125 +
 126                 pinctrl@01c20800 {
 127 +                       ahci_pwr_pin_olinuxinom: ahci_pwr_pin@0 {
 128 +                               allwinner,pins = "PB8";
 129 +                               allwinner,function = "gpio_out";
 130 +                               allwinner,drive = <0>;
 131 +                               allwinner,pull = <0>;
 132 +                       };
 133 +
 134                         mmc0_cd_pin_olinuxinom: mmc0_cd_pin@0 {
 135                                 allwinner,pins = "PH1";
 136                                 allwinner,function = "gpio_in";
 137 @@ -116,4 +128,18 @@
 138                         default-state = "on";
 139                 };
 140         };
 141 +
 142 +       regulators {
 143 +               compatible = "simple-bus";
 144 +
 145 +               reg_ahci_5v: ahci-5v {
 146 +                       compatible = "regulator-fixed";
 147 +                       regulator-name = "ahci-5v";
 148 +                       regulator-min-microvolt = <5000000>;
 149 +                       regulator-max-microvolt = <5000000>;
 150 +                       pinctrl-0 = <&ahci_pwr_pin_olinuxinom>;
 151 +                       gpio = <&pio 1 8 0>;
 152 +                       enable-active-high;
 153 +               };
 154 +       };
 155  };
 156 diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
 157 index c9c123a..3242a29 100644
 158 --- a/arch/arm/boot/dts/sun7i-a20.dtsi
 159 +++ b/arch/arm/boot/dts/sun7i-a20.dtsi
 160 @@ -448,6 +448,15 @@
 161                         };
 162                 };
 163
 164 +               sata: ahci@01c18000 {
 165 +                       compatible = "allwinner,sun4i-a10-ahci";
 166 +                       reg = <0x01c18000 0x1000>;
 167 +                       interrupts = <0 56 1>;
 168 +                       clocks = <&ahb_gates 25>, <&pll6 0>;
 169 +                       clock-names = "ahb_sata", "pll6_sata";
 170 +                       status = "disabled";
 171 +               };
 172 +
 173                 timer@01c20c00 {
 174                         compatible = "allwinner,sun4i-timer";
 175                         reg = <0x01c20c00 0x90>;
 176 --
 177 1.8.5.1
 178