diff options
Diffstat (limited to 'target/linux/sunxi/patches-3.13/162-1-dt-sun4i-add-ahci-nodes.patch')
| -rw-r--r-- | target/linux/sunxi/patches-3.13/162-1-dt-sun4i-add-ahci-nodes.patch | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/target/linux/sunxi/patches-3.13/162-1-dt-sun4i-add-ahci-nodes.patch b/target/linux/sunxi/patches-3.13/162-1-dt-sun4i-add-ahci-nodes.patch new file mode 100644 index 0000000000..b69c4807cd --- /dev/null +++ b/target/linux/sunxi/patches-3.13/162-1-dt-sun4i-add-ahci-nodes.patch @@ -0,0 +1,99 @@ +From 23af610e09f78822ade4067a400ff9ceb5b020ea 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: dts: 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 | 27 +++++++++++++++++++++++++++ + arch/arm/boot/dts/sun4i-a10.dtsi | 9 +++++++++ + 3 files changed, 40 insertions(+) + +diff --git a/arch/arm/boot/dts/sun4i-a10-a1000.dts b/arch/arm/boot/dts/sun4i-a10-a1000.dts +index aef8207..fd6d512 100644 +--- a/arch/arm/boot/dts/sun4i-a10-a1000.dts ++++ b/arch/arm/boot/dts/sun4i-a10-a1000.dts +@@ -48,6 +48,10 @@ + status = "okay"; + }; + ++ sata: ahci@01c18000 { ++ status = "okay"; ++ }; ++ + pinctrl@01c20800 { + mmc0_cd_pin_a1000: mmc0_cd_pin@0 { + allwinner,pins = "PH1"; +diff --git a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts +index f50fb2b..53ac453 100644 +--- a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts ++++ b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts +@@ -51,7 +51,19 @@ + status = "okay"; + }; + ++ sata: ahci@01c18000 { ++ pwr-supply = <®_ahci_5v>; ++ status = "okay"; ++ }; ++ + pinctrl@01c20800 { ++ ahci_pwr_pin_cubieboard: ahci_pwr_pin@0 { ++ allwinner,pins = "PB8"; ++ allwinner,function = "gpio_out"; ++ allwinner,drive = <0>; ++ allwinner,pull = <0>; ++ }; ++ + mmc0_cd_pin_cubieboard: mmc0_cd_pin@0 { + allwinner,pins = "PH1"; + allwinner,function = "gpio_in"; +@@ -102,4 +114,19 @@ + linux,default-trigger = "heartbeat"; + }; + }; ++ ++ regulators { ++ compatible = "simple-bus"; ++ pinctrl-names = "default"; ++ ++ reg_ahci_5v: ahci-5v { ++ compatible = "regulator-fixed"; ++ regulator-name = "ahci-5v"; ++ regulator-min-microvolt = <5000000>; ++ regulator-max-microvolt = <5000000>; ++ pinctrl-0 = <&ahci_pwr_pin_cubieboard>; ++ gpio = <&pio 1 8 0>; ++ enable-active-high; ++ }; ++ }; + }; +diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi +index 4736dd2..731b491 100644 +--- a/arch/arm/boot/dts/sun4i-a10.dtsi ++++ b/arch/arm/boot/dts/sun4i-a10.dtsi +@@ -331,6 +331,15 @@ + status = "disabled"; + }; + ++ sata: ahci@01c18000 { ++ compatible = "allwinner,sun4i-a10-ahci"; ++ reg = <0x01c18000 0x1000>; ++ interrupts = <56>; ++ clocks = <&ahb_gates 25>, <&pll6 0>; ++ clock-names = "ahb_sata", "pll6_sata"; ++ status = "disabled"; ++ }; ++ + intc: interrupt-controller@01c20400 { + compatible = "allwinner,sun4i-ic"; + reg = <0x01c20400 0x400>; +-- +1.8.5.1 + |