提交 7ec72076 编写于 作者: S Sean Young 提交者: Greg Kroah-Hartman

media: mtk-cir: lower de-glitch counter for rc-mm protocol

[ Upstream commit 5dd4b89dc098bf22cd13e82a308f42a02c102b2b ]

The rc-mm protocol can't be decoded by the mtk-cir since the de-glitch
filter removes pulses/spaces shorter than 294 microseconds.

Tested on a BananaPi R2.
Signed-off-by: NSean Young <sean@mess.org>
Acked-by: NSean Wang <sean.wang@kernel.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: NSasha Levin <sashal@kernel.org>
上级 920acbff
......@@ -44,6 +44,11 @@
/* 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)
......@@ -409,6 +414,9 @@ 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;
......
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