diff options
Diffstat (limited to 'drivers/rtc/rtc-sun6i.c')
| -rw-r--r-- | drivers/rtc/rtc-sun6i.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-sun6i.c b/drivers/rtc/rtc-sun6i.c index d1866d90b9ef..46609ae56ffd 100644 --- a/drivers/rtc/rtc-sun6i.c +++ b/drivers/rtc/rtc-sun6i.c @@ -312,6 +312,48 @@ static void __init sun6i_a31_rtc_clk_init(struct device_node *node) CLK_OF_DECLARE_DRIVER(sun6i_a31_rtc_clk, "allwinner,sun6i-a31-rtc", sun6i_a31_rtc_clk_init); +static const struct sun6i_rtc_clk_data sun8i_a23_rtc_data = { + .rc_osc_rate = 667000, /* datasheet says 600 ~ 700 KHz */ + .has_prescaler = 1, + .has_out_clk = 1, +}; + +static void __init sun8i_a23_rtc_clk_init(struct device_node *node) +{ + sun6i_rtc_clk_init(node, &sun8i_a23_rtc_data); +} +CLK_OF_DECLARE_DRIVER(sun8i_a23_rtc_clk, "allwinner,sun8i-a23-rtc", + sun8i_a23_rtc_clk_init); + +static const struct sun6i_rtc_clk_data sun8i_h3_rtc_data = { + .rc_osc_rate = 16000000, + .fixed_prescaler = 32, + .has_prescaler = 1, + .has_out_clk = 1, +}; + +static void __init sun8i_h3_rtc_clk_init(struct device_node *node) +{ + sun6i_rtc_clk_init(node, &sun8i_h3_rtc_data); +} +CLK_OF_DECLARE_DRIVER(sun8i_h3_rtc_clk, "allwinner,sun8i-h3-rtc", + sun8i_h3_rtc_clk_init); +/* As far as we are concerned, clocks for H5 are the same as H3 */ +CLK_OF_DECLARE_DRIVER(sun50i_h5_rtc_clk, "allwinner,sun50i-h5-rtc", + sun8i_h3_rtc_clk_init); + +static const struct sun6i_rtc_clk_data sun8i_v3_rtc_data = { + .rc_osc_rate = 32000, + .has_out_clk = 1, +}; + +static void __init sun8i_v3_rtc_clk_init(struct device_node *node) +{ + sun6i_rtc_clk_init(node, &sun8i_v3_rtc_data); +} +CLK_OF_DECLARE_DRIVER(sun8i_v3_rtc_clk, "allwinner,sun8i-v3-rtc", + sun8i_v3_rtc_clk_init); + static irqreturn_t sun6i_rtc_alarmirq(int irq, void *id) { struct sun6i_rtc_dev *chip = (struct sun6i_rtc_dev *) id; @@ -625,6 +667,10 @@ static int sun6i_rtc_probe(struct platform_device *pdev) */ static const struct of_device_id sun6i_rtc_dt_ids[] = { { .compatible = "allwinner,sun6i-a31-rtc" }, + { .compatible = "allwinner,sun8i-a23-rtc" }, + { .compatible = "allwinner,sun8i-h3-rtc" }, + { .compatible = "allwinner,sun8i-v3-rtc" }, + { .compatible = "allwinner,sun50i-h5-rtc" }, { /* sentinel */ }, }; MODULE_DEVICE_TABLE(of, sun6i_rtc_dt_ids); |