Thread (7 messages) 7 messages, 4 authors, 2016-11-07

[PATCH] ARM: tegra: nyan: Enable GPU node and related supply

From: Alexandre Courbot <hidden>
Date: 2016-11-07 12:51:30
Also in: linux-devicetree, linux-tegra, lkml

On Wed, Sep 21, 2016 at 4:57 PM, Jon Hunter [off-list ref] wrote:
On 20/09/16 19:17, Paul Kocialkowski wrote:
quoted
* PGP Signed by an unknown key

Le mardi 20 septembre 2016 ? 13:24 +0100, Jon Hunter a ?crit :
quoted
On 18/09/16 15:13, Paul Kocialkowski wrote:
quoted
This enables the GPU node for tegra124 nyan boards, which is required to
get graphics acceleration with nouveau on these devices.

Signed-off-by: Paul Kocialkowski <redacted>
---
 arch/arm/boot/dts/tegra124-nyan.dtsi | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/tegra124-nyan.dtsi
b/arch/arm/boot/dts/tegra124-nyan.dtsi
index dab9509..225ca77 100644
--- a/arch/arm/boot/dts/tegra124-nyan.dtsi
+++ b/arch/arm/boot/dts/tegra124-nyan.dtsi
@@ -42,6 +42,12 @@
            };
    };

+   gpu at 0,57000000 {
+           status = "okay";
+
+           vdd-supply = <&vdd_gpu>;
+   };
+
    serial at 70006000 {
            /* Debug connector on the bottom of the board near SD card.
*/
            status = "okay";
@@ -214,7 +220,7 @@
                                    regulator-always-on;
                            };

-                           sd6 {
+                           vdd_gpu: sd6 {
                                    regulator-name = "+VDD_GPU_AP";
                                    regulator-min-microvolt = <650000>;
                                    regulator-max-microvolt =
<1200000>;
Looks good to me. I see the following error when booting but looking at the
code appears to be benign. Thierry, Alex, is this normal/okay?
I have the same messages and asked Alexandre about them the other day. He told
me that it looks normal.
Ok great. Hopefully, Alex can ACK then.
Apologies for the (very) delayed reply.

Yes, the messages you are seeing are part of the normal probe sequence
on Tegra. So this looks good to me.

Acked-by: Alexandre Courbot <acourbot@nvidia.com>
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