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irblaster: meson: add support for tl1 [1/1]

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PD#172587

Problem:
1.Bringup TL1.
2.Invalid frequency setting

Solution:
1.Add ir blaster device tree for tl1.
2.Add frequency setting

Verify:
verify on tl1.

Change-Id: I51759e32577172ff766fd4d50f92a00ef77c7495
Signed-off-by: Bichao Zheng <bichao.zheng@amlogic.com>
This commit is contained in:
Bichao Zheng
2018-11-15 14:01:55 +08:00
committed by Luke Go
parent 08edcce8a4
commit 6c7f413846
1 changed files with 14 additions and 1 deletions
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15
drivers/amlogic/irblaster/meson-irblaster.c
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@@ -54,12 +54,25 @@ static int write_to_fifo(struct aml_irblaster_dev *dev,
unsigned int hightime, unsigned int lowtime)
{
unsigned int count_delay;
unsigned int high_ct, low_ct;
unsigned int cycle = 1000 / (dev->carrier_freqs / 1000);
uint32_t val;
int n = 0;
int tb[3] = {
1, 10, 100
};
/*
*1. set mod_high_count = 13
*2. set mod_low_count = 13
*3. 60khz-8us, 38k-13us
*/
high_ct = cycle * dev->duty_cycle / 100;
low_ct = cycle - high_ct;
writel((BLASTER_MODULATION_LOW_COUNT(low_ct - 1) |
BLASTER_MODULATION_HIGH_COUNT(high_ct - 1)),
dev->reg_base + AO_IR_BLASTER_ADDR1);
/*
hightime: modulator signal.
MODULATOR_TB:
@@ -208,7 +221,7 @@ static int send(struct aml_irblaster_dev *dev, const char *buf, int len)
send_all_data(dev);
ret = wait_for_completion_interruptible_timeout(
&dev->blaster_completion, msecs_to_jiffies(sum_time / 1000));
if (ret)
if (!ret)
pr_err("failed to send all data\n");
return ret;
}