diff options
Diffstat (limited to 'drivers/clk/tegra')
| -rw-r--r-- | drivers/clk/tegra/clk-pll.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/clk/tegra/clk-pll.c b/drivers/clk/tegra/clk-pll.c index 9ca1120262f0..a534bfab30b3 100644 --- a/drivers/clk/tegra/clk-pll.c +++ b/drivers/clk/tegra/clk-pll.c @@ -1934,7 +1934,7 @@ struct clk *tegra_clk_register_pllss(const char *name, const char *parent_name, struct clk *clk, *parent; struct tegra_clk_pll_freq_table cfg; unsigned long parent_rate; - u32 val; + u32 val, val_iddq; int i; if (!pll_params->div_nmp) @@ -1981,14 +1981,17 @@ struct clk *tegra_clk_register_pllss(const char *name, const char *parent_name, pll_writel(PLLSS_CTRL1_DEFAULT, pll_params->ext_misc_reg[2], pll); val = pll_readl_base(pll); + val_iddq = readl_relaxed(clk_base + pll_params->iddq_reg); if (val & PLL_BASE_ENABLE) { - if (val & BIT(pll_params->iddq_bit_idx)) { + if (val_iddq & BIT(pll_params->iddq_bit_idx)) { WARN(1, "%s is on but IDDQ set\n", name); kfree(pll); return ERR_PTR(-EINVAL); } - } else - val |= BIT(pll_params->iddq_bit_idx); + } else { + val_iddq |= BIT(pll_params->iddq_bit_idx); + writel_relaxed(val_iddq, clk_base + pll_params->iddq_reg); + } val &= ~PLLSS_LOCK_OVERRIDE; pll_writel_base(val, pll); |