[PATCH 3/3] mailbox: mtk-cmdq: add mt6572 support
Roman Vivchar via B4 Relay
devnull+rva333.protonmail.com at kernel.org
Tue Jul 28 02:42:48 PDT 2026
From: Roman Vivchar <rva333 at protonmail.com>
Add legacy_isa field forwarding to the cmdq helper and a platform data
for the mt6572 GCE.
Signed-off-by: Roman Vivchar <rva333 at protonmail.com>
---
drivers/mailbox/mtk-cmdq-mailbox.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c
index e523c84b4808..5e7bc52baaa1 100644
--- a/drivers/mailbox/mtk-cmdq-mailbox.c
+++ b/drivers/mailbox/mtk-cmdq-mailbox.c
@@ -99,6 +99,7 @@ struct gce_plat {
bool control_by_sw;
bool sw_ddr_en;
bool gce_vm;
+ bool legacy_isa;
u32 gce_num;
};
@@ -119,6 +120,7 @@ void cmdq_get_mbox_priv(struct mbox_chan *chan, struct cmdq_mbox_priv *priv)
struct cmdq *cmdq = container_of(chan->mbox, struct cmdq, mbox);
priv->shift_pa = cmdq->pdata->shift;
+ priv->legacy_isa = cmdq->pdata->legacy_isa;
priv->mminfra_offset = cmdq->pdata->mminfra_offset;
}
EXPORT_SYMBOL(cmdq_get_mbox_priv);
@@ -787,6 +789,14 @@ static const struct dev_pm_ops cmdq_pm_ops = {
cmdq_runtime_resume, NULL)
};
+static const struct gce_plat gce_plat_mt6572 = {
+ .thread_nr = 14,
+ .shift = 0,
+ .control_by_sw = false,
+ .legacy_isa = true,
+ .gce_num = 1
+};
+
static const struct gce_plat gce_plat_mt6779 = {
.thread_nr = 24,
.shift = 3,
@@ -848,6 +858,7 @@ static const struct gce_plat gce_plat_mt8196 = {
};
static const struct of_device_id cmdq_of_ids[] = {
+ {.compatible = "mediatek,mt6572-gce", .data = (void *)&gce_plat_mt6572},
{.compatible = "mediatek,mt6779-gce", .data = (void *)&gce_plat_mt6779},
{.compatible = "mediatek,mt8173-gce", .data = (void *)&gce_plat_mt8173},
{.compatible = "mediatek,mt8183-gce", .data = (void *)&gce_plat_mt8183},
--
2.54.0
More information about the Linux-mediatek
mailing list