From e71f4d385878671991e200083c7d30eb4ca8e99a Mon Sep 17 00:00:00 2001 From: Dmitry Osipenko Date: Sun, 14 Apr 2019 22:23:21 +0300 Subject: clk: tegra: divider: Mark Memory Controller clock as read-only The Memory Controller (MC) clock rate can't be simply changed and nothing in kernel need to change the rate, hence let's make the clock read-only. This id also needed for the EMC driver because timing configuration may require the MC clock diver to be disabled, that is handled by the EMC clock / EMC driver integration and CLK framework shall not touch the MC divider configuration on the EMC clock rate change. Signed-off-by: Dmitry Osipenko Signed-off-by: Stephen Boyd --- drivers/clk/tegra/clk-divider.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/clk/tegra') diff --git a/drivers/clk/tegra/clk-divider.c b/drivers/clk/tegra/clk-divider.c index 205fe8ff63f0..2a1822a22740 100644 --- a/drivers/clk/tegra/clk-divider.c +++ b/drivers/clk/tegra/clk-divider.c @@ -175,6 +175,7 @@ struct clk *tegra_clk_register_mc(const char *name, const char *parent_name, void __iomem *reg, spinlock_t *lock) { return clk_register_divider_table(NULL, name, parent_name, - CLK_IS_CRITICAL, reg, 16, 1, 0, + CLK_IS_CRITICAL, + reg, 16, 1, CLK_DIVIDER_READ_ONLY, mc_div_table, lock); } -- cgit v1.2.3-55-g7522