diff options
Diffstat (limited to 'target/linux/sunxi/patches-3.13/164-1-dt-sun4i-add-ahci.patch')
| -rw-r--r-- | target/linux/sunxi/patches-3.13/164-1-dt-sun4i-add-ahci.patch | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/target/linux/sunxi/patches-3.13/164-1-dt-sun4i-add-ahci.patch b/target/linux/sunxi/patches-3.13/164-1-dt-sun4i-add-ahci.patch new file mode 100644 index 0000000..88063ed --- /dev/null +++ b/target/linux/sunxi/patches-3.13/164-1-dt-sun4i-add-ahci.patch @@ -0,0 +1,122 @@ +From 3cae1df0e62432a80db86c80e261eb9bbed326ee Mon Sep 17 00:00:00 2001 +From: Oliver Schinagl <oliver@schinagl.nl> +Date: Tue, 3 Dec 2013 12:10:11 +0100 +Subject: [PATCH] ARM: sun4i: dt: Add ahci / sata support + +This patch adds sunxi sata support to A10 boards that have such a connector. +Some boards also feature a regulator via a GPIO and support for this is also +added. + +Signed-off-by: Olliver Schinagl <oliver@schinagl.nl> +Signed-off-by: Hans de Goede <hdegoede@redhat.com> +--- + arch/arm/boot/dts/sun4i-a10-a1000.dts | 4 ++++ + arch/arm/boot/dts/sun4i-a10-cubieboard.dts | 6 +++++ + arch/arm/boot/dts/sun4i-a10.dtsi | 8 +++++++ + arch/arm/boot/dts/sunxi-ahci-reg.dtsi | 36 ++++++++++++++++++++++++++++++ + 4 files changed, 54 insertions(+) + create mode 100644 arch/arm/boot/dts/sunxi-ahci-reg.dtsi + +diff --git a/arch/arm/boot/dts/sun4i-a10-a1000.dts b/arch/arm/boot/dts/sun4i-a10-a1000.dts +index cbd2e13..d6ec839 100644 +--- a/arch/arm/boot/dts/sun4i-a10-a1000.dts ++++ b/arch/arm/boot/dts/sun4i-a10-a1000.dts +@@ -35,6 +35,10 @@ + }; + }; + ++ ahci: sata@01c18000 { ++ status = "okay"; ++ }; ++ + pinctrl@01c20800 { + emac_power_pin_a1000: emac_power_pin@0 { + allwinner,pins = "PH15"; +diff --git a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts +index b139ee6..6df237d8 100644 +--- a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts ++++ b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts +@@ -12,6 +12,7 @@ + + /dts-v1/; + /include/ "sun4i-a10.dtsi" ++/include/ "sunxi-ahci-reg.dtsi" + + / { + model = "Cubietech Cubieboard"; +@@ -33,6 +34,11 @@ + }; + }; + ++ ahci: sata@01c18000 { ++ target-supply = <®_ahci_5v>; ++ status = "okay"; ++ }; ++ + pinctrl@01c20800 { + led_pins_cubieboard: led_pins@0 { + allwinner,pins = "PH20", "PH21"; +diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi +index 336dbec..454077a 100644 +--- a/arch/arm/boot/dts/sun4i-a10.dtsi ++++ b/arch/arm/boot/dts/sun4i-a10.dtsi +@@ -338,6 +338,14 @@ + #size-cells = <0>; + }; + ++ ahci: sata@01c18000 { ++ compatible = "allwinner,sun4i-a10-ahci"; ++ reg = <0x01c18000 0x1000>; ++ interrupts = <56>; ++ clocks = <&pll6 0>, <&ahb_gates 25>; ++ status = "disabled"; ++ }; ++ + intc: interrupt-controller@01c20400 { + compatible = "allwinner,sun4i-ic"; + reg = <0x01c20400 0x400>; +diff --git a/arch/arm/boot/dts/sunxi-ahci-reg.dtsi b/arch/arm/boot/dts/sunxi-ahci-reg.dtsi +new file mode 100644 +index 0000000..7072af1 +--- /dev/null ++++ b/arch/arm/boot/dts/sunxi-ahci-reg.dtsi +@@ -0,0 +1,36 @@ ++/* ++ * sunxi boards sata target power supply common code ++ * ++ * Copyright 2014 - Hans de Goede <hdegoede@redhat.com> ++ * ++ * The code contained herein is licensed under the GNU General Public ++ * License. You may obtain a copy of the GNU General Public License ++ * Version 2 or later at the following locations: ++ * ++ * http://www.opensource.org/licenses/gpl-license.html ++ * http://www.gnu.org/copyleft/gpl.html ++ */ ++ ++/ { ++ soc@01c00000 { ++ pio: pinctrl@01c20800 { ++ ahci_pwr_pin_a: ahci_pwr_pin@0 { ++ allwinner,pins = "PB8"; ++ allwinner,function = "gpio_out"; ++ allwinner,drive = <0>; ++ allwinner,pull = <0>; ++ }; ++ }; ++ }; ++ ++ reg_ahci_5v: ahci-5v { ++ compatible = "regulator-fixed"; ++ pinctrl-names = "default"; ++ pinctrl-0 = <&ahci_pwr_pin_a>; ++ regulator-name = "ahci-5v"; ++ regulator-min-microvolt = <5000000>; ++ regulator-max-microvolt = <5000000>; ++ enable-active-high; ++ gpio = <&pio 1 8 0>; ++ }; ++}; +-- +1.8.5.5 + |