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refactor(hal): avoid float type in hal

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This commit is contained in:
laokaiyao
2023-09-22 15:27:16 +08:00
parent 56f991d7d9
commit c018dc9d77
7 changed files with 34 additions and 25 deletions
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7
components/hal/esp32/clk_tree_hal.c
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@@ -96,13 +96,14 @@ uint32_t clk_hal_xtal_get_freq_mhz(void)
uint32_t clk_hal_apll_get_freq_hz(void)
{
uint32_t xtal_freq_mhz = clk_hal_xtal_get_freq_mhz();
uint64_t xtal_freq_hz = clk_hal_xtal_get_freq_mhz() * MHZ ;
uint32_t o_div = 0;
uint32_t sdm0 = 0;
uint32_t sdm1 = 0;
uint32_t sdm2 = 0;
clk_ll_apll_get_config(&o_div, &sdm0, &sdm1, &sdm2);
uint32_t apll_freq_hz = (uint32_t)(xtal_freq_mhz * MHZ * (4 + sdm2 + (float)sdm1/256.0 + (float)sdm0/65536.0) /
(((float)o_div + 2) * 2));
uint32_t numerator = ((4 + sdm2) << 16) | (sdm1 << 8) | sdm0;
uint32_t denominator = (o_div + 2) << 17;
uint32_t apll_freq_hz = (uint32_t)((xtal_freq_hz * numerator) / denominator);
return apll_freq_hz;
}