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soc: Fix description of rtc_config_t.tieh, add macros

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Usage of TIEH was correct but description had 1.8V & 3.3V backwards.

Add macro definitions for TIEH values to improve readability.
This commit is contained in:
Angus Gratton
2018-05-25 14:52:41 +10:00
committed by Angus Gratton
parent c7bedc80c1
commit d775cc4c4c
4 changed files with 8 additions and 5 deletions
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2
components/esp32/spiram_psram.c
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@@ -570,7 +570,7 @@ esp_err_t IRAM_ATTR psram_enable(psram_cache_mode_t mode, psram_vaddr_mode_t vad
#if CONFIG_BOOTLOADER_VDDSDIO_BOOST_1_9V
// For flash 80Mhz, we must update ldo voltage in case older version of bootloader didn't do this.
rtc_vddsdio_config_t cfg = rtc_vddsdio_get_config();
if (cfg.enable == 1 && cfg.tieh == 0) { // VDDSDIO regulator is enabled @ 1.8V
if (cfg.enable == 1 && cfg.tieh == RTC_VDDSDIO_TIEH_1_8V) { // VDDSDIO regulator is enabled @ 1.8V
cfg.drefh = 3;
cfg.drefm = 3;
cfg.drefl = 3;