diff options
Diffstat (limited to 'drivers/mfd/syscon.c')
| -rw-r--r-- | drivers/mfd/syscon.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/mfd/syscon.c b/drivers/mfd/syscon.c index f1e6559d71..ab458428a6 100644 --- a/drivers/mfd/syscon.c +++ b/drivers/mfd/syscon.c @@ -105,10 +105,20 @@ static struct syscon *node_to_syscon(struct device_node *np) static void __iomem *syscon_node_to_base(struct device_node *np) { struct syscon *syscon = node_to_syscon(np); + struct clk *clk; if (IS_ERR(syscon)) return ERR_CAST(syscon); + /* Returning the direct pointer here side steps the regmap + * and any specified clock wouldn't be enabled on access. + * Deal with this by enabling the clock permanently if any + * syscon_node_to_base users exist. + */ + clk = of_clk_get(np, 0); + if (!IS_ERR(clk)) + clk_enable(clk); + return syscon->base; } |