diff options
Diffstat (limited to 'drivers/clk/tegra/clk-sdmmc-mux.c')
| -rw-r--r-- | drivers/clk/tegra/clk-sdmmc-mux.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/clk/tegra/clk-sdmmc-mux.c b/drivers/clk/tegra/clk-sdmmc-mux.c index a5cd3e31dbae..316912d3b1a4 100644 --- a/drivers/clk/tegra/clk-sdmmc-mux.c +++ b/drivers/clk/tegra/clk-sdmmc-mux.c @@ -194,6 +194,21 @@ static void clk_sdmmc_mux_disable(struct clk_hw *hw) gate_ops->disable(gate_hw); } +static void clk_sdmmc_mux_restore_context(struct clk_hw *hw) +{ + struct clk_hw *parent = clk_hw_get_parent(hw); + unsigned long parent_rate = clk_hw_get_rate(parent); + unsigned long rate = clk_hw_get_rate(hw); + int parent_id; + + parent_id = clk_hw_get_parent_index(hw); + if (WARN_ON(parent_id < 0)) + return; + + clk_sdmmc_mux_set_parent(hw, parent_id); + clk_sdmmc_mux_set_rate(hw, rate, parent_rate); +} + static const struct clk_ops tegra_clk_sdmmc_mux_ops = { .get_parent = clk_sdmmc_mux_get_parent, .set_parent = clk_sdmmc_mux_set_parent, @@ -203,6 +218,7 @@ static const struct clk_ops tegra_clk_sdmmc_mux_ops = { .is_enabled = clk_sdmmc_mux_is_enabled, .enable = clk_sdmmc_mux_enable, .disable = clk_sdmmc_mux_disable, + .restore_context = clk_sdmmc_mux_restore_context, }; struct clk *tegra_clk_register_sdmmc_mux_div(const char *name, |