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mailbox: cmdq: add mt8192 support

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add mt8192 support

Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
This commit is contained in:
Yongqiang Niu 2021-08-02 15:46:05 +08:00 committed by Jassi Brar
parent 5f48ed2e81
commit 84fd4201b7
1 changed files with 10 additions and 0 deletions
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10
drivers/mailbox/mtk-cmdq-mailbox.c
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@ -36,6 +36,8 @@
#define CMDQ_THR_WAIT_TOKEN 0x30
#define CMDQ_THR_PRIORITY 0x40
#define GCE_GCTL_VALUE 0x48
#define CMDQ_THR_ACTIVE_SLOT_CYCLES 0x3200
#define CMDQ_THR_ENABLED 0x1
#define CMDQ_THR_DISABLED 0x0
@ -76,11 +78,13 @@ struct cmdq {
struct clk *clock;
bool suspended;
u8 shift_pa;
bool control_by_sw;
};
struct gce_plat {
u32 thread_nr;
u8 shift;
bool control_by_sw;
};
u8 cmdq_get_shift_pa(struct mbox_chan *chan)
@ -121,6 +125,8 @@ static void cmdq_init(struct cmdq *cmdq)
int i;
WARN_ON(clk_enable(cmdq->clock) < 0);
if (cmdq->control_by_sw)
writel(0x7, cmdq->base + GCE_GCTL_VALUE);
writel(CMDQ_THR_ACTIVE_SLOT_CYCLES, cmdq->base + CMDQ_THR_SLOT_CYCLES);
for (i = 0; i <= CMDQ_MAX_EVENT; i++)
writel(i, cmdq->base + CMDQ_SYNC_TOKEN_UPDATE);
@ -540,6 +546,7 @@ static int cmdq_probe(struct platform_device *pdev)
cmdq->thread_nr = plat_data->thread_nr;
cmdq->shift_pa = plat_data->shift;
cmdq->control_by_sw = plat_data->control_by_sw;
cmdq->irq_mask = GENMASK(cmdq->thread_nr - 1, 0);
err = devm_request_irq(dev, cmdq->irq, cmdq_irq_handler, IRQF_SHARED,
"mtk_cmdq", cmdq);
@ -605,11 +612,14 @@ static const struct dev_pm_ops cmdq_pm_ops = {
static const struct gce_plat gce_plat_v2 = {.thread_nr = 16};
static const struct gce_plat gce_plat_v3 = {.thread_nr = 24};
static const struct gce_plat gce_plat_v4 = {.thread_nr = 24, .shift = 3};
static const struct gce_plat gce_plat_v5 = {.thread_nr = 24, .shift = 3,
.control_by_sw = true};
static const struct of_device_id cmdq_of_ids[] = {
{.compatible = "mediatek,mt8173-gce", .data = (void *)&gce_plat_v2},
{.compatible = "mediatek,mt8183-gce", .data = (void *)&gce_plat_v3},
{.compatible = "mediatek,mt6779-gce", .data = (void *)&gce_plat_v4},
{.compatible = "mediatek,mt8192-gce", .data = (void *)&gce_plat_v5},
{}
};