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 --- a/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
  20 +++ b/arch/arm/boot/dts/sun7i-a20-cubieboard2.dts
  21 @@ -43,7 +43,19 @@
  22                         status = "okay";
  23                 };
  24
  25 +               sata: ahci@01c18000 {
  26 +                       pwr-supply = <&reg_ahci_5v>;
  27 +                       status = "okay";
  28 +               };
  29 +
  30                 pinctrl@01c20800 {
  31 +                       ahci_pwr_pin_cubieboard2: ahci_pwr_pin@0 {
  32 +                               allwinner,pins = "PB8";
  33 +                               allwinner,function = "gpio_out";
  34 +                               allwinner,drive = <0>;
  35 +                               allwinner,pull = <0>;
  36 +                       };
  37 +
  38                         mmc0_cd_pin_cubieboard2: mmc0_cd_pin@0 {
  39                                 allwinner,pins = "PH1";
  40                                 allwinner,function = "gpio_in";
  41 @@ -93,4 +105,19 @@
  42                         gpios = <&pio 7 20 0>;
  43                 };
  44         };
  45 +
  46 +       regulators {
  47 +               compatible = "simple-bus";
  48 +               pinctrl-names = "default";
  49 +
  50 +               reg_ahci_5v: ahci-5v {
  51 +                       compatible = "regulator-fixed";
  52 +                       regulator-name = "ahci-5v";
  53 +                       regulator-min-microvolt = <5000000>;
  54 +                       regulator-max-microvolt = <5000000>;
  55 +                       pinctrl-0 = <&ahci_pwr_pin_cubieboard2>;
  56 +                       gpio = <&pio 1 8 0>;
  57 +                       enable-active-high;
  58 +               };
  59 +       };
  60  };
  61 --- a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
  62 +++ b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
  63 @@ -43,6 +43,11 @@
  64                         status = "okay";
  65                 };
  66
  67 +               sata: ahci@01c18000 {
  68 +                       pwr-supply = <&reg_ahci_5v>;
  69 +                       status = "okay";
  70 +               };
  71 +
  72                 pinctrl@01c20800 {
  73                         mmc0_cd_pin_cubietruck: mmc0_cd_pin@0 {
  74                                 allwinner,pins = "PH1";
  75 @@ -58,6 +63,13 @@
  76                                 allwinner,pull = <0>;
  77                         };
  78
  79 +                       ahci_pwr_pin_cubietruck: ahci_pwr_pin@0 {
  80 +                               allwinner,pins = "PH12";
  81 +                               allwinner,function = "gpio_out";
  82 +                               allwinner,drive = <0>;
  83 +                               allwinner,pull = <0>;
  84 +                       };
  85 +
  86                         led_pins_cubietruck: led_pins@0 {
  87                                 allwinner,pins = "PH7", "PH11", "PH20", "PH21";
  88                                 allwinner,function = "gpio_out";
  89 @@ -149,4 +161,19 @@
  90                         gpio = <&pio 7 3 0>;
  91                 };
  92         };
  93 +
  94 +       regulators {
  95 +               compatible = "simple-bus";
  96 +               pinctrl-names = "default";
  97 +
  98 +               reg_ahci_5v: ahci-5v {
  99 +                       compatible = "regulator-fixed";
 100 +                       regulator-name = "ahci-5v";
 101 +                       regulator-min-microvolt = <5000000>;
 102 +                       regulator-max-microvolt = <5000000>;
 103 +                       pinctrl-0 = <&ahci_pwr_pin_cubietruck>;
 104 +                       gpio = <&pio 7 12 0>;
 105 +                       enable-active-high;
 106 +               };
 107 +       };
 108  };
 109 --- a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
 110 +++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
 111 @@ -52,7 +52,19 @@
 112                         status = "okay";
 113                 };
 114
 115 +               sata: ahci@01c18000 {
 116 +                       pwr-supply = <&reg_ahci_5v>;
 117 +                       status = "okay";
 118 +               };
 119 +
 120                 pinctrl@01c20800 {
 121 +                       ahci_pwr_pin_olinuxinom: ahci_pwr_pin@0 {
 122 +                               allwinner,pins = "PB8";
 123 +                               allwinner,function = "gpio_out";
 124 +                               allwinner,drive = <0>;
 125 +                               allwinner,pull = <0>;
 126 +                       };
 127 +
 128                         mmc0_cd_pin_olinuxinom: mmc0_cd_pin@0 {
 129                                 allwinner,pins = "PH1";
 130                                 allwinner,function = "gpio_in";
 131 @@ -123,4 +135,18 @@
 132                         default-state = "on";
 133                 };
 134         };
 135 +
 136 +       regulators {
 137 +               compatible = "simple-bus";
 138 +
 139 +               reg_ahci_5v: ahci-5v {
 140 +                       compatible = "regulator-fixed";
 141 +                       regulator-name = "ahci-5v";
 142 +                       regulator-min-microvolt = <5000000>;
 143 +                       regulator-max-microvolt = <5000000>;
 144 +                       pinctrl-0 = <&ahci_pwr_pin_olinuxinom>;
 145 +                       gpio = <&pio 1 8 0>;
 146 +                       enable-active-high;
 147 +               };
 148 +       };
 149  };
 150 --- a/arch/arm/boot/dts/sun7i-a20.dtsi
 151 +++ b/arch/arm/boot/dts/sun7i-a20.dtsi
 152 @@ -433,6 +433,15 @@
 153                         };
 154                 };
 155
 156 +               sata: ahci@01c18000 {
 157 +                       compatible = "allwinner,sun4i-a10-ahci";
 158 +                       reg = <0x01c18000 0x1000>;
 159 +                       interrupts = <0 56 1>;
 160 +                       clocks = <&ahb_gates 25>, <&pll6 0>;
 161 +                       clock-names = "ahb_sata", "pll6_sata";
 162 +                       status = "disabled";
 163 +               };
 164 +
 165                 timer@01c20c00 {
 166                         compatible = "allwinner,sun4i-timer";
 167                         reg = <0x01c20c00 0x90>;