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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2016-03-16 02:54:45 +0300 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2016-03-16 02:54:45 +0300 |
commit | 245f0db0de926601353776085e6f6a4c974c5615 (patch) | |
tree | b493e9e726f4a898041f7861d0df328aa1a348a1 /drivers/clk/at91/clk-slow.c | |
parent | 24672bdfb357b91bed0ea8d432241bf7bdefc8a8 (diff) | |
parent | b562e44f507e863c6792946e4e1b1449fbbac85d (diff) | |
download | linux-245f0db0de926601353776085e6f6a4c974c5615.tar.xz |
Merge tag 'v4.5' into next
Merge with Linux 4.5 to get PROPERTY_ENTRY_INTEGER() that is needed to
fix pxa/raumfeld rotary encoder properties.
Diffstat (limited to 'drivers/clk/at91/clk-slow.c')
-rw-r--r-- | drivers/clk/at91/clk-slow.c | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/drivers/clk/at91/clk-slow.c b/drivers/clk/at91/clk-slow.c index d0d5076a9b94..6f99a530ead6 100644 --- a/drivers/clk/at91/clk-slow.c +++ b/drivers/clk/at91/clk-slow.c @@ -10,7 +10,6 @@ * */ -#include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/clkdev.h> #include <linux/slab.h> @@ -72,8 +71,6 @@ struct clk_sam9x5_slow { #define to_clk_sam9x5_slow(hw) container_of(hw, struct clk_sam9x5_slow, hw) -static struct clk *slow_clk; - static int clk_slow_osc_prepare(struct clk_hw *hw) { struct clk_slow_osc *osc = to_clk_slow_osc(hw); @@ -360,8 +357,6 @@ at91_clk_register_sam9x5_slow(void __iomem *sckcr, clk = clk_register(NULL, &slowck->hw); if (IS_ERR(clk)) kfree(slowck); - else - slow_clk = clk; return clk; } @@ -433,8 +428,6 @@ at91_clk_register_sam9260_slow(struct at91_pmc *pmc, clk = clk_register(NULL, &slowck->hw); if (IS_ERR(clk)) kfree(slowck); - else - slow_clk = clk; return clk; } @@ -462,25 +455,3 @@ void __init of_at91sam9260_clk_slow_setup(struct device_node *np, of_clk_add_provider(np, of_clk_src_simple_get, clk); } - -/* - * FIXME: All slow clk users are not properly claiming it (get + prepare + - * enable) before using it. - * If all users properly claiming this clock decide that they don't need it - * anymore (or are removed), it is disabled while faulty users are still - * requiring it, and the system hangs. - * Prevent this clock from being disabled until all users are properly - * requesting it. - * Once this is done we should remove this function and the slow_clk variable. - */ -static int __init of_at91_clk_slow_retain(void) -{ - if (!slow_clk) - return 0; - - __clk_get(slow_clk); - clk_prepare_enable(slow_clk); - - return 0; -} -arch_initcall(of_at91_clk_slow_retain); |