espressif/esp-idf
1
0
Fork 1
mirror of https://github.com/espressif/esp-idf.git synced 2025-11-24 11:19:36 +01:00
Code Issues Packages Projects Releases Wiki Activity

feat(clk): Add basic clock support for esp32c5 mp

Browse Source 
- Support SOC ROOT clock source switch
- Support CPU frequency change
- Support RTC SLOW clock source switch
- Support RTC SLOW clock + RC FAST calibration
- Remove FPGA build
This commit is contained in:
Song Ruo Jing
2024-06-14 16:46:48 +08:00
parent ede24b0440
commit 40f3bc2e57
43 changed files with 449 additions and 595 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
components/bootloader_support/src/bootloader_clock_init.c
View File

@@ -53,18 +53,12 @@ __attribute__((weak)) void bootloader_clock_configure(void)
clk_cfg.cpu_freq_mhz = cpu_freq_mhz;
#if CONFIG_IDF_TARGET_ESP32C5
// TODO: [ESP32C5] IDF-9009 Check whether SOC_RTC_SLOW_CLK_SRC_RC_SLOW can be used on C5 MP
// RC150K can't do calibrate on ESP32C5MPW so not use it
clk_cfg.slow_clk_src = SOC_RTC_SLOW_CLK_SRC_RC32K;
#else
// Use RTC_SLOW clock source sel register field's default value, RC_SLOW, for 2nd stage bootloader
// RTC_SLOW clock source will be switched according to Kconfig selection at application startup
clk_cfg.slow_clk_src = rtc_clk_slow_src_get();
if (clk_cfg.slow_clk_src == SOC_RTC_SLOW_CLK_SRC_INVALID) {
clk_cfg.slow_clk_src = SOC_RTC_SLOW_CLK_SRC_RC_SLOW;
}
#endif
// Use RTC_FAST clock source sel register field's default value, XTAL_DIV, for 2nd stage bootloader
// RTC_FAST clock source will be switched to RC_FAST at application startup

4
components/bootloader_support/src/esp32c5/bootloader_esp32c5.c
View File

@@ -89,11 +89,7 @@ static inline void bootloader_hardware_init(void)
/* Enable analog i2c master clock */
SET_PERI_REG_MASK(MODEM_LPCON_CLK_CONF_REG, MODEM_LPCON_CLK_I2C_MST_EN);
SET_PERI_REG_MASK(MODEM_LPCON_CLK_CONF_FORCE_ON_REG, MODEM_LPCON_CLK_I2C_MST_FO); // TODO: IDF-8667 Remove this?
#if CONFIG_IDF_TARGET_ESP32C5_BETA3_VERSION
SET_PERI_REG_MASK(MODEM_LPCON_I2C_MST_CLK_CONF_REG, MODEM_LPCON_CLK_I2C_MST_SEL_160M);
#else // CONFIG_IDF_TARGET_ESP32C5_MP_VERSION
SET_PERI_REG_MASK(MODEM_SYSCON_CLK_CONF_REG, MODEM_SYSCON_CLK_I2C_MST_SEL_160M);
#endif
}
static inline void bootloader_ana_reset_config(void)