diff options
| author | Dong Aisheng <b29396@freescale.com> | 2011-11-22 16:54:25 +0100 |
|---|---|---|
| committer | Shawn Guo <shawn.guo@linaro.org> | 2011-12-02 06:57:16 +0100 |
| commit | b07fed455c883f07f8e847f5b0d79975b4dc8e7a (patch) | |
| tree | 9e95abaf3067407b47402f6ccea2bfb221ac8ba7 /arch/arm/mach-mxs | |
| parent | ARM: mx28evk: add platform data for saif (diff) | |
| download | linux-b07fed455c883f07f8e847f5b0d79975b4dc8e7a.tar.xz linux-b07fed455c883f07f8e847f5b0d79975b4dc8e7a.zip | |
ARM: mx28evk: set a initial clock rate for saif
Signed-off-by: Dong Aisheng <b29396@freescale.com>
Acked-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Wolfram Sang <w.sang@pengutronix.de>
Cc: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Cc: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Liam Girdwood <lrg@ti.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Diffstat (limited to 'arch/arm/mach-mxs')
| -rw-r--r-- | arch/arm/mach-mxs/clock-mx28.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-mxs/clock-mx28.c b/arch/arm/mach-mxs/clock-mx28.c index 60c189a441b7..df0ad3ce234b 100644 --- a/arch/arm/mach-mxs/clock-mx28.c +++ b/arch/arm/mach-mxs/clock-mx28.c @@ -814,6 +814,15 @@ int __init mx28_clocks_init(void) clk_set_parent(&saif0_clk, &pll0_clk); clk_set_parent(&saif1_clk, &pll0_clk); + /* + * Set an initial clock rate for the saif internal logic to work + * properly. This is important when working in EXTMASTER mode that + * uses the other saif's BITCLK&LRCLK but it still needs a basic + * clock which should be fast enough for the internal logic. + */ + clk_set_rate(&saif0_clk, 24000000); + clk_set_rate(&saif1_clk, 24000000); + clkdev_add_table(lookups, ARRAY_SIZE(lookups)); mxs_timer_init(&clk32k_clk, MX28_INT_TIMER0); |