Commit d0b1c692 authored by Stephen Boyd's avatar Stephen Boyd

Merge tag 'clk-meson-v6.2-1' of https://github.com/BayLibre/clk-meson into clk-amlogic

Pull Amlogic clk driver updates from Jerome Brunet:

 - Add 2 PLL driver fixups

* tag 'clk-meson-v6.2-1' of https://github.com/BayLibre/clk-meson:
  clk: meson: pll: add pcie lock retry workaround
  clk: meson: pll: adjust timeout in meson_clk_pll_wait_lock()
parents 9abf2313 d73406ed
......@@ -277,15 +277,15 @@ static int meson_clk_pll_wait_lock(struct clk_hw *hw)
{
struct clk_regmap *clk = to_clk_regmap(hw);
struct meson_clk_pll_data *pll = meson_clk_pll_data(clk);
int delay = 24000000;
int delay = 5000;
do {
/* Is the clock locked now ? */
/* Is the clock locked now ? Time out after 100ms. */
if (meson_parm_read(clk->map, &pll->l))
return 0;
delay--;
} while (delay > 0);
udelay(20);
} while (--delay);
return -ETIMEDOUT;
}
......@@ -320,12 +320,16 @@ static int meson_clk_pll_is_enabled(struct clk_hw *hw)
static int meson_clk_pcie_pll_enable(struct clk_hw *hw)
{
meson_clk_pll_init(hw);
int retries = 10;
if (meson_clk_pll_wait_lock(hw))
return -EIO;
do {
meson_clk_pll_init(hw);
if (!meson_clk_pll_wait_lock(hw))
return 0;
pr_info("Retry enabling PCIe PLL clock\n");
} while (--retries);
return 0;
return -EIO;
}
static int meson_clk_pll_enable(struct clk_hw *hw)
......
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