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adsp: clk: ace: select ipll if wovrco is unavailable

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Selecting Low Power clock has the same result as selecting High
Performance clock (now IPLL). Therefore, the LP clock will be removed
from the list of available clocks on ACE family platforms.

Signed-off-by: Tomasz Leman <tomasz.m.leman@intel.com>
This commit is contained in:
Tomasz Leman 2023-09-08 14:39:53 +02:00 committed by Fabio Baltieri
parent 2d835e1b29
commit cf6d5f95b6
2 changed files with 3 additions and 1 deletions
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2
soc/xtensa/intel_adsp/common/clk.c
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@ -84,7 +84,7 @@ void adsp_clock_init(void)
if (ACE_DfPMCCU.dfclkctl & ACE_CLKCTL_WOVCRO) {
ACE_DfPMCCU.dfclkctl = ACE_DfPMCCU.dfclkctl & ~ACE_CLKCTL_WOVCRO;
} else {
platform_lowest_freq_idx = ADSP_CPU_CLOCK_FREQ_LPRO;
platform_lowest_freq_idx = ADSP_CPU_CLOCK_FREQ_IPLL;
}
#else
CAVS_SHIM.clkctl |= CAVS_CLKCTL_WOVCRO;

2
soc/xtensa/intel_adsp/common/include/adsp_clk.h
View file

@ -59,6 +59,8 @@ struct adsp_cpu_clock_info *adsp_cpu_clocks_get(void);
#define ADSP_CPU_CLOCK_FREQ_WOVCRO ADSP_CPU_CLOCK_FREQ(wovcro)
#endif
#define ADSP_CPU_CLOCK_FREQ_IPLL ADSP_CPU_CLOCK_FREQ(ipll)
/* Clock sources used by dai */
#define ADSP_CLOCK_SOURCE_XTAL_OSC 0