99 lines
2.8 KiB
Diff
99 lines
2.8 KiB
Diff
From 23af610e09f78822ade4067a400ff9ceb5b020ea Mon Sep 17 00:00:00 2001
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From: Oliver Schinagl <oliver@schinagl.nl>
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Date: Tue, 3 Dec 2013 12:10:11 +0100
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Subject: [PATCH] ARM: sun4i: dts: Add ahci / sata support
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This patch adds sunxi sata support to A10 boards that have such a connector.
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Some boards also feature a regulator via a GPIO and support for this is also
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added.
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Signed-off-by: Olliver Schinagl <oliver@schinagl.nl>
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Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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---
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arch/arm/boot/dts/sun4i-a10-a1000.dts | 4 ++++
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arch/arm/boot/dts/sun4i-a10-cubieboard.dts | 27 +++++++++++++++++++++++++++
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arch/arm/boot/dts/sun4i-a10.dtsi | 9 +++++++++
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3 files changed, 40 insertions(+)
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diff --git a/arch/arm/boot/dts/sun4i-a10-a1000.dts b/arch/arm/boot/dts/sun4i-a10-a1000.dts
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index aef8207..fd6d512 100644
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--- a/arch/arm/boot/dts/sun4i-a10-a1000.dts
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+++ b/arch/arm/boot/dts/sun4i-a10-a1000.dts
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@@ -48,6 +48,10 @@
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status = "okay";
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};
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+ sata: ahci@01c18000 {
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+ status = "okay";
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+ };
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+
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pinctrl@01c20800 {
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mmc0_cd_pin_a1000: mmc0_cd_pin@0 {
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allwinner,pins = "PH1";
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diff --git a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
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index f50fb2b..53ac453 100644
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--- a/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
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+++ b/arch/arm/boot/dts/sun4i-a10-cubieboard.dts
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@@ -51,7 +51,19 @@
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status = "okay";
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};
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+ sata: ahci@01c18000 {
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+ pwr-supply = <®_ahci_5v>;
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+ status = "okay";
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+ };
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+
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pinctrl@01c20800 {
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+ ahci_pwr_pin_cubieboard: ahci_pwr_pin@0 {
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+ allwinner,pins = "PB8";
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+ allwinner,function = "gpio_out";
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+ allwinner,drive = <0>;
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+ allwinner,pull = <0>;
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+ };
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+
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mmc0_cd_pin_cubieboard: mmc0_cd_pin@0 {
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allwinner,pins = "PH1";
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allwinner,function = "gpio_in";
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@@ -102,4 +114,19 @@
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linux,default-trigger = "heartbeat";
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};
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};
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+
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+ regulators {
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+ compatible = "simple-bus";
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+ pinctrl-names = "default";
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+
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+ reg_ahci_5v: ahci-5v {
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+ compatible = "regulator-fixed";
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+ regulator-name = "ahci-5v";
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+ regulator-min-microvolt = <5000000>;
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+ regulator-max-microvolt = <5000000>;
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+ pinctrl-0 = <&ahci_pwr_pin_cubieboard>;
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+ gpio = <&pio 1 8 0>;
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+ enable-active-high;
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+ };
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+ };
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};
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diff --git a/arch/arm/boot/dts/sun4i-a10.dtsi b/arch/arm/boot/dts/sun4i-a10.dtsi
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index 4736dd2..731b491 100644
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--- a/arch/arm/boot/dts/sun4i-a10.dtsi
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+++ b/arch/arm/boot/dts/sun4i-a10.dtsi
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@@ -331,6 +331,15 @@
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status = "disabled";
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};
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+ sata: ahci@01c18000 {
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+ compatible = "allwinner,sun4i-a10-ahci";
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+ reg = <0x01c18000 0x1000>;
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+ interrupts = <56>;
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+ clocks = <&ahb_gates 25>, <&pll6 0>;
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+ clock-names = "ahb_sata", "pll6_sata";
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+ status = "disabled";
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+ };
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+
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intc: interrupt-controller@01c20400 {
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compatible = "allwinner,sun4i-ic";
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reg = <0x01c20400 0x400>;
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--
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1.8.5.1
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