diff options
Diffstat (limited to 'drivers/clk/sunxi-ng/ccu-sun8i-h3.c')
| -rw-r--r-- | drivers/clk/sunxi-ng/ccu-sun8i-h3.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-h3.c b/drivers/clk/sunxi-ng/ccu-sun8i-h3.c index 62e4f0d2b2fc..406d0aac9fd6 100644 --- a/drivers/clk/sunxi-ng/ccu-sun8i-h3.c +++ b/drivers/clk/sunxi-ng/ccu-sun8i-h3.c @@ -1103,6 +1103,13 @@ static const struct sunxi_ccu_desc sun50i_h5_ccu_desc = { .num_resets = ARRAY_SIZE(sun50i_h5_ccu_resets), }; +static struct ccu_pll_nb sun8i_h3_pll_cpu_nb = { + .common = &pll_cpux_clk.common, + /* copy from pll_cpux_clk */ + .enable = BIT(31), + .lock = BIT(28), +}; + static struct ccu_mux_nb sun8i_h3_cpu_nb = { .common = &cpux_clk.common, .cm = &cpux_clk.mux, @@ -1130,6 +1137,10 @@ static void __init sunxi_h3_h5_ccu_init(struct device_node *node, sunxi_ccu_probe(node, reg, desc); + /* Gate then ungate PLL CPU after any rate changes */ + ccu_pll_notifier_register(&sun8i_h3_pll_cpu_nb); + + /* Reparent CPU during PLL CPU rate changes */ ccu_mux_notifier_register(pll_cpux_clk.common.hw.clk, &sun8i_h3_cpu_nb); } |