@@ -171,7 +171,8 @@ static int clk_pll_set_rate(struct clk_hw *hwclk, unsigned long rate,
writel(reg | HB_PLL_RESET, hbclk->reg);
reg &= ~(HB_PLL_DIVF_MASK | HB_PLL_DIVQ_MASK);
- reg |= (divf << HB_PLL_DIVF_SHIFT) | (divq << HB_PLL_DIVQ_SHIFT);
+ reg |= (divf << HB_PLL_DIVF_SHIFT) |
+ (divq << HB_PLL_DIVQ_SHIFT);
writel(reg | HB_PLL_RESET, hbclk->reg);
writel(reg, hbclk->reg);
@@ -182,8 +183,10 @@ static int clk_pll_set_rate(struct clk_hw *hwclk, unsigned long rate,
reg |= HB_PLL_EXT_ENA;
reg &= ~HB_PLL_EXT_BYPASS;
} else {
+ writel(reg | HB_PLL_EXT_BYPASS, hbclk->reg);
reg &= ~HB_PLL_DIVQ_MASK;
reg |= divq << HB_PLL_DIVQ_SHIFT;
+ writel(reg | HB_PLL_EXT_BYPASS, hbclk->reg);
}
writel(reg, hbclk->reg);
The highbank clock will glitch if the clock rate is reset without relocking the PLL. Remove the option to attempt reseting without relocking. Signed-off-by: Mark Langsdorf <mark.langsdorf@calxeda.com> --- Changes from v2: None Changes from v1: Removed erroneous reformating. drivers/clk/clk-highbank.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)