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authorSowjanya Komatineni <skomatineni@nvidia.com>2020-01-13 23:24:14 -0800
committerThierry Reding <treding@nvidia.com>2020-02-17 10:09:19 +0100
commitcd88f16792011a90aa9cda12233f136a528acab3 (patch)
tree1d06290c1bf7637e3baf64fbe755b52cdb98ed83 /Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-pmc.yaml
parentf85fa3198dfc4e359cc6efa58854853b0824bae8 (diff)
dt-bindings: soc: tegra-pmc: Add ID for Tegra PMC 32 kHz blink clock
Tegra PMC has blink functionality that allows 32 kHz clock out to blink pin of the Tegra. This patch adds id for this blink clock to use for enabling or disabling blink output through device tree. Tested-by: Dmitry Osipenko <digetx@gmail.com> Reviewed-by: Dmitry Osipenko <digetx@gmail.com> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-pmc.yaml')
-rw-r--r--Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-pmc.yaml2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-pmc.yaml b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-pmc.yaml
index 5b5c42a00264..f17bb353f65e 100644
--- a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-pmc.yaml
+++ b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-pmc.yaml
@@ -44,6 +44,8 @@ properties:
const: 1
description:
Tegra PMC has clk_out_1, clk_out_2, and clk_out_3.
+ PMC also has blink control which allows 32Khz clock output to
+ Tegra blink pad.
Consumer of PMC clock should specify the desired clock by having
the clock ID in its "clocks" phandle cell with pmc clock provider.
See include/dt-bindings/soc/tegra-pmc.h for the list of Tegra PMC