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| author | Paul Mundt <lethal@linux-sh.org> | 2006-02-01 03:06:01 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-01 08:53:19 -0800 |
| commit | 134ed1420eb5a3dd9827aa185dd37fe2dd0ab4d5 (patch) | |
| tree | ff3eb0238249dbe77f54c169c63d052812b14e70 /arch/sh | |
| parent | 740172947b315fa97f8d29b0b9809b1ea1201642 (diff) | |
| download | kernel_samsung_smdk4412-134ed1420eb5a3dd9827aa185dd37fe2dd0ab4d5.zip kernel_samsung_smdk4412-134ed1420eb5a3dd9827aa185dd37fe2dd0ab4d5.tar.gz kernel_samsung_smdk4412-134ed1420eb5a3dd9827aa185dd37fe2dd0ab4d5.tar.bz2 | |
[PATCH] sh: Make peripheral clock frequency setting mandatory
Pretty much every subtype does this now anyways, and as we depend on it in a
few places being set to something sensible quite early on, it's better for a
new subtype to simply set a sensible default.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/sh')
| -rw-r--r-- | arch/sh/Kconfig | 6 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/clock.c | 13 |
2 files changed, 1 insertions, 18 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index 01bc7d5..504d56f 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -396,14 +396,8 @@ source "arch/sh/boards/renesas/hs7751rvoip/Kconfig" source "arch/sh/boards/renesas/rts7751r2d/Kconfig" -config SH_PCLK_FREQ_BOOL - bool "Set default pclk frequency" - default y if !SH_RTC - default n - config SH_PCLK_FREQ int "Peripheral clock frequency (in Hz)" - depends on SH_PCLK_FREQ_BOOL default "50000000" if CPU_SUBTYPE_SH7750 || CPU_SUBTYPE_SH7780 default "60000000" if CPU_SUBTYPE_SH7751 default "33333333" if CPU_SUBTYPE_SH7300 || CPU_SUBTYPE_SH7770 || CPU_SUBTYPE_SH7760 diff --git a/arch/sh/kernel/cpu/clock.c b/arch/sh/kernel/cpu/clock.c index 989e7fd..97fa37f 100644 --- a/arch/sh/kernel/cpu/clock.c +++ b/arch/sh/kernel/cpu/clock.c @@ -38,9 +38,7 @@ static DECLARE_MUTEX(clock_list_sem); static struct clk master_clk = { .name = "master_clk", .flags = CLK_ALWAYS_ENABLED | CLK_RATE_PROPAGATES, -#ifdef CONFIG_SH_PCLK_FREQ_BOOL .rate = CONFIG_SH_PCLK_FREQ, -#endif }; static struct clk module_clk = { @@ -227,16 +225,7 @@ int __init clk_init(void) { int i, ret = 0; - if (unlikely(!master_clk.rate)) - /* - * NOTE: This will break if the default divisor has been - * changed. - * - * No one should be changing the default on us however, - * expect that a sane value for CONFIG_SH_PCLK_FREQ will - * be defined in the event of a different divisor. - */ - master_clk.rate = get_timer_frequency() * 4; + BUG_ON(unlikely(!master_clk.rate)); for (i = 0; i < ARRAY_SIZE(onchip_clocks); i++) { struct clk *clk = onchip_clocks[i]; |