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stm32l1: provide correct ahb frequency

This commit is contained in:
Yiyu Zhu 2016-02-16 18:19:35 -08:00 committed by Karl Palsson
parent 05ff0df322
commit 86d20ef00c
1 changed files with 9 additions and 0 deletions
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9
lib/stm32/l1/rcc.c
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@ -58,6 +58,7 @@ const struct rcc_clock_scale rcc_clock_config[RCC_CLOCK_CONFIG_END] = {
.ppre2 = RCC_CFGR_PPRE2_HCLK_NODIV,
.voltage_scale = PWR_SCALE1,
.flash_config = FLASH_ACR_LATENCY_1WS,
.ahb_frequency = 24000000,
.apb1_frequency = 24000000,
.apb2_frequency = 24000000,
},
@ -70,6 +71,7 @@ const struct rcc_clock_scale rcc_clock_config[RCC_CLOCK_CONFIG_END] = {
.ppre2 = RCC_CFGR_PPRE2_HCLK_NODIV,
.voltage_scale = PWR_SCALE1,
.flash_config = FLASH_ACR_LATENCY_1WS,
.ahb_frequency = 32000000,
.apb1_frequency = 32000000,
.apb2_frequency = 32000000,
},
@ -79,6 +81,7 @@ const struct rcc_clock_scale rcc_clock_config[RCC_CLOCK_CONFIG_END] = {
.ppre2 = RCC_CFGR_PPRE2_HCLK_NODIV,
.voltage_scale = PWR_SCALE1,
.flash_config = FLASH_ACR_LATENCY_0WS,
.ahb_frequency = 16000000,
.apb1_frequency = 16000000,
.apb2_frequency = 16000000,
},
@ -88,6 +91,7 @@ const struct rcc_clock_scale rcc_clock_config[RCC_CLOCK_CONFIG_END] = {
.ppre2 = RCC_CFGR_PPRE2_HCLK_NODIV,
.voltage_scale = PWR_SCALE1,
.flash_config = FLASH_ACR_LATENCY_0WS,
.ahb_frequency = 4000000,
.apb1_frequency = 4000000,
.apb2_frequency = 4000000,
},
@ -97,6 +101,7 @@ const struct rcc_clock_scale rcc_clock_config[RCC_CLOCK_CONFIG_END] = {
.ppre2 = RCC_CFGR_PPRE2_HCLK_NODIV,
.voltage_scale = PWR_SCALE1,
.flash_config = FLASH_ACR_LATENCY_0WS,
.ahb_frequency = 4194000,
.apb1_frequency = 4194000,
.apb2_frequency = 4194000,
.msi_range = RCC_ICSCR_MSIRANGE_4MHZ,
@ -107,6 +112,7 @@ const struct rcc_clock_scale rcc_clock_config[RCC_CLOCK_CONFIG_END] = {
.ppre2 = RCC_CFGR_PPRE2_HCLK_NODIV,
.voltage_scale = PWR_SCALE1,
.flash_config = FLASH_ACR_LATENCY_0WS,
.ahb_frequency = 2097000,
.apb1_frequency = 2097000,
.apb2_frequency = 2097000,
.msi_range = RCC_ICSCR_MSIRANGE_2MHZ,
@ -479,6 +485,7 @@ void rcc_clock_setup_msi(const struct rcc_clock_scale *clock)
flash_set_ws(clock->flash_config);
/* Set the peripheral clock frequencies used. */
rcc_ahb_frequency = clock->ahb_frequency;
rcc_apb1_frequency = clock->apb1_frequency;
rcc_apb2_frequency = clock->apb2_frequency;
}
@ -510,6 +517,7 @@ void rcc_clock_setup_hsi(const struct rcc_clock_scale *clock)
flash_set_ws(clock->flash_config);
/* Set the peripheral clock frequencies used. */
rcc_ahb_frequency = clock->ahb_frequency;
rcc_apb1_frequency = clock->apb1_frequency;
rcc_apb2_frequency = clock->apb2_frequency;
}
@ -553,6 +561,7 @@ void rcc_clock_setup_pll(const struct rcc_clock_scale *clock)
rcc_set_sysclk_source(RCC_CFGR_SW_SYSCLKSEL_PLLCLK);
/* Set the peripheral clock frequencies used. */
rcc_ahb_frequency = clock->ahb_frequency;
rcc_apb1_frequency = clock->apb1_frequency;
rcc_apb2_frequency = clock->apb2_frequency;
}