diff options
Diffstat (limited to 'drivers/media/rc/mtk-cir.c')
| -rw-r--r-- | drivers/media/rc/mtk-cir.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/media/rc/mtk-cir.c b/drivers/media/rc/mtk-cir.c index 50fb0aebb8d4..a0c94ab322c7 100644 --- a/drivers/media/rc/mtk-cir.c +++ b/drivers/media/rc/mtk-cir.c @@ -35,6 +35,11 @@ /* Fields containing pulse width data */ #define MTK_WIDTH_MASK (GENMASK(7, 0)) +/* IR threshold */ +#define MTK_IRTHD 0x14 +#define MTK_DG_CNT_MASK (GENMASK(12, 8)) +#define MTK_DG_CNT(x) ((x) << 8) + /* Bit to enable interrupt */ #define MTK_IRINT_EN BIT(0) @@ -340,7 +345,7 @@ static int mtk_ir_probe(struct platform_device *pdev) ir->rc->map_name = map_name ?: RC_MAP_EMPTY; ir->rc->dev.parent = dev; ir->rc->driver_name = MTK_IR_DEV; - ir->rc->allowed_protocols = RC_PROTO_BIT_ALL; + ir->rc->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER; ir->rc->rx_resolution = MTK_IR_SAMPLE; ir->rc->timeout = MTK_MAX_SAMPLES * (MTK_IR_SAMPLE + 1); @@ -353,10 +358,8 @@ static int mtk_ir_probe(struct platform_device *pdev) platform_set_drvdata(pdev, ir); ir->irq = platform_get_irq(pdev, 0); - if (ir->irq < 0) { - dev_err(dev, "no irq resource\n"); + if (ir->irq < 0) return -ENODEV; - } if (clk_prepare_enable(ir->clk)) { dev_err(dev, "try to enable ir_clk failed\n"); @@ -398,6 +401,9 @@ static int mtk_ir_probe(struct platform_device *pdev) mtk_w32_mask(ir, val, ir->data->fields[MTK_HW_PERIOD].mask, ir->data->fields[MTK_HW_PERIOD].reg); + /* Set de-glitch counter */ + mtk_w32_mask(ir, MTK_DG_CNT(1), MTK_DG_CNT_MASK, MTK_IRTHD); + /* Enable IR and PWM */ val = mtk_r32(ir, MTK_CONFIG_HIGH_REG); val |= MTK_OK_COUNT(ir->data->ok_count) | MTK_PWM_EN | MTK_IR_EN; |