64035ac463
Prepare for better device categorization by moving everything to testing subdir first. [skip-ci]: chicken-egg problem: passing pmaports CI depends on pmbootstrap MR depends on this MR Related: postmarketos#16
66 lines
2 KiB
Diff
66 lines
2 KiB
Diff
From 5d5cf4cb138bc06ff76b64f3970af87836451e4a Mon Sep 17 00:00:00 2001
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From: Sergey Larin <cerg2010cerg2010@mail.ru>
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Date: Thu, 20 Jun 2019 19:54:17 +0300
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Subject: [PATCH] ARM: dts: tegra20-glide: Fixup GPS binding
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Still doesn't work - UART controller does not detect
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any transfers, so we're probably unsupported with
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kernel SiRF driver. The chip appears to be GSD4t.
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Signed-off-by: Sergey Larin <cerg2010cerg2010@mail.ru>
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---
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arch/arm/boot/dts/tegra20-glide.dts | 20 ++++++++++++++++++--
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1 file changed, 18 insertions(+), 2 deletions(-)
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diff --git a/arch/arm/boot/dts/tegra20-glide.dts b/arch/arm/boot/dts/tegra20-glide.dts
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index 107efb68c99e..b55effa69fbe 100644
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--- a/arch/arm/boot/dts/tegra20-glide.dts
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+++ b/arch/arm/boot/dts/tegra20-glide.dts
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@@ -445,8 +445,13 @@
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// GPS
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serial@70006000 {
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- compatible = "nvidia,tegra20-hsuart";
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+ // I get a DMA error when HSUART is enabled, fall back to 8250
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+ // Also I get mysterious timed-out errors, no matter what GPIOs are.
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+ // compatible = "nvidia,tegra20-hsuart";
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status = "okay";
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+ current-speed = <115200>;
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+ // current-speed = <460800>;
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+ // current-speed = <9600>;
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/*
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* Wakeup GPIO is needed for kernel driver to work,
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@@ -461,8 +466,10 @@
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sirf,onoff-gpios = <&gpio TEGRA_GPIO(N, 6) GPIO_ACTIVE_HIGH>;
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// reset GPIO: B2
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+ // sirf,onoff-gpios = <&gpio TEGRA_GPIO(B, 2) GPIO_ACTIVE_LOW>;
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// Also depends on this, but no way to specify it
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clocks = <&tegra_car TEGRA20_CLK_BLINK>;
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+ vcc-supply = <&gps_en>;
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};
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#endif
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};
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@@ -1380,8 +1387,17 @@
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gpio = <&gpio TEGRA_GPIO(R, 7) GPIO_ACTIVE_HIGH>;
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enable-active-high;
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};
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- };
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+ gps_en: regulator@4 {
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+ compatible = "regulator-fixed";
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+ reg = <4>;
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+ regulator-name = "gps-en";
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ // gpio = <&gpio TEGRA_GPIO(N, 6) GPIO_ACTIVE_HIGH>;
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+ // gpio = <&gpio TEGRA_GPIO(B, 2) GPIO_ACTIVE_HIGH>;
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+ };
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+ };
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sound {
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compatible = "nvidia,tegra-audio-wm8994";
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--
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2.22.0
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