From d127967a7b18598b8922bf9a4b984fae899787dc Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Tue, 18 Apr 2017 02:18:19 +0000 Subject: [PATCH] clk: cs2000: enable clock skipping mode CLK_IN skipping mode allows the PLL to maintain lock even when the CLK_IN signal has missing pulses for up to 20 ms (t CS) at a time. This patch enables it Signed-off-by: Kuninori Morimoto Signed-off-by: Stephen Boyd --- drivers/clk/clk-cs2000-cp.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/clk/clk-cs2000-cp.c b/drivers/clk/clk-cs2000-cp.c index 4df38c5ff96c..a8fa6bdd0e55 100644 --- a/drivers/clk/clk-cs2000-cp.c +++ b/drivers/clk/clk-cs2000-cp.c @@ -54,6 +54,7 @@ #define ENDEV2 (0x1) /* FUNC_CFG1 */ +#define CLKSKIPEN (1 << 7) #define REFCLKDIV(x) (((x) & 0x3) << 3) #define REFCLKDIV_MASK REFCLKDIV(0x3) @@ -122,6 +123,11 @@ static int cs2000_enable_dev_config(struct cs2000_priv *priv, bool enable) if (ret < 0) return ret; + ret = cs2000_bset(priv, FUNC_CFG1, CLKSKIPEN, + enable ? CLKSKIPEN : 0); + if (ret < 0) + return ret; + return 0; } -- 2.39.5