[PATCH v1 14/29] memory: tegra: Add interconnect nodes for Terga20 display controllers

Dmitry Osipenko
2019-11-18T20:05:50Z

Add initial interconnect nodes that allow display controller driver
to perform memory bandwidth requests using interconnect API.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
drivers/memory/tegra/tegra20.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/drivers/memory/tegra/tegra20.c b/drivers/memory/tegra/tegra20.c
index a8098bff91d9..dfcd9fdb7ce7 100644
--- a/drivers/memory/tegra/tegra20.c
+++ b/drivers/memory/tegra/tegra20.c
@@ -3,6 +3,7 @@
* Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved.
*/

+#include <dt-bindings/interconnect/tegra-icc.h>
#include <dt-bindings/memory/tegra20-mc.h>

#include "mc.h"
@@ -280,6 +281,17 @@ static const struct tegra_mc_reset_ops tegra20_mc_reset_ops = {
.reset_status = tegra20_mc_reset_status,
};

+#define TEGRA20_MC_ICC(_name) \
+ { \
+ .name = #_name, \
+ .id = TEGRA_ICC_MC_##_name, \
+ }
+
+static const struct tegra_mc_icc_node tegra20_mc_icc_nodes[] = {
+ TEGRA20_MC_ICC(DC),
+ TEGRA20_MC_ICC(DCB),
+};
+
const struct tegra_mc_soc tegra20_mc_soc = {
.clients = tegra20_mc_clients,
.num_clients = ARRAY_SIZE(tegra20_mc_clients),
@@ -290,4 +302,6 @@ const struct tegra_mc_soc tegra20_mc_soc = {
.reset_ops = &tegra20_mc_reset_ops,
.resets = tegra20_mc_resets,
.num_resets = ARRAY_SIZE(tegra20_mc_resets),
+ .icc_nodes = tegra20_mc_icc_nodes,
+ .num_icc_nodes = ARRAY_SIZE(tegra20_mc_icc_nodes),
};
--
2.23.0