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Revert I2C timing overrides, reduce scope to module only

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This commit is contained in:
Lucian Copeland 2020-06-15 13:51:09 -04:00
parent 750037a4c4
commit 2aac3cbdce
6 changed files with 18 additions and 59 deletions
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4
ports/stm/boards/stm32f746g_discovery/mpconfigboard.h
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@ -50,10 +50,6 @@
#define CPY_CLK_FLASH_LATENCY (FLASH_LATENCY_6)
#define CPY_CLK_USB_USES_AUDIOPLL (1)
// Obtain I2C timing values for F7 and H7 boards from ST CubeMX
#define CPY_I2CFAST_TIMINGR 0x00401959
#define CPY_I2CSTANDARD_TIMINGR 0x00C0EAFF
#define BOARD_HSE_SOURCE (RCC_HSE_BYPASS) // ST boards use the STLink clock signal
#define BOARD_HAS_LOW_SPEED_CRYSTAL (1)

19
ports/stm/common-hal/busio/I2C.c
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@ -33,7 +33,24 @@
#include "shared-bindings/microcontroller/__init__.h"
#include "supervisor/shared/translate.h"
#include "common-hal/microcontroller/Pin.h"
#include "clocks.h"
// I2C timing specs for the H7 and F7
// Configured for maximum possible clock settings for the family
#if (CPY_STM32F7)
#ifndef CPY_I2CFAST_TIMINGR
#define CPY_I2CFAST_TIMINGR 0x6000030D
#endif
#ifndef CPY_I2CSTANDARD_TIMINGR
#define CPY_I2CSTANDARD_TIMINGR 0x20404768
#endif
#elif (CPY_STM32H7)
#ifndef CPY_I2CFAST_TIMINGR
#define CPY_I2CFAST_TIMINGR 0x00B03FDB
#endif
#ifndef CPY_I2CSTANDARD_TIMINGR
#define CPY_I2CSTANDARD_TIMINGR 0x307075B1
#endif
#endif
// Arrays use 0 based numbering: I2C1 is stored at index 0
#define MAX_I2C 4

30
ports/stm/peripherals/clocks.h
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@ -24,34 +24,4 @@
* THE SOFTWARE.
*/
// F4 Series
#ifdef STM32F401xE
#include "stm32f4/stm32f401xe/clocks.h"
#endif
#ifdef STM32F411xE
#include "stm32f4/stm32f411xe/clocks.h"
#endif
#ifdef STM32F412Zx
#include "stm32f4/stm32f412zx/clocks.h"
#endif
#ifdef STM32F405xx
#include "stm32f4/stm32f405xx/clocks.h"
#endif
#ifdef STM32F407xx
#include "stm32f4/stm32f407xx/clocks.h"
#endif
// F7 Series
#ifdef STM32F746xx
#include "stm32f7/stm32f746xx/clocks.h"
#endif
#ifdef STM32F767xx
#include "stm32f7/stm32f767xx/clocks.h"
#endif
// H7 Series
#ifdef STM32H743xx
#include "stm32h7/stm32h743xx/clocks.h"
#endif
void stm32_peripherals_clocks_init(void);

8
ports/stm/peripherals/stm32f7/stm32f746xx/clocks.h
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@ -61,11 +61,3 @@
#ifndef BOARD_HSE_SOURCE
#define BOARD_HSE_SOURCE (RCC_HSE_ON)
#endif
// Obtain I2C timing values for F7 and H7 boards from ST CubeMX
#ifndef CPY_I2CFAST_TIMINGR
#define CPY_I2CFAST_TIMINGR 0x6000030D
#endif
#ifndef CPY_I2CSTANDARD_TIMINGR
#define CPY_I2CSTANDARD_TIMINGR 0x20404768
#endif

8
ports/stm/peripherals/stm32f7/stm32f767xx/clocks.h
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@ -61,11 +61,3 @@
#ifndef BOARD_HSE_SOURCE
#define BOARD_HSE_SOURCE (RCC_HSE_ON)
#endif
// Obtain I2C timing values for F7 and H7 boards from ST CubeMX
#ifndef CPY_I2CFAST_TIMINGR
#define CPY_I2CFAST_TIMINGR 0x6000030D
#endif
#ifndef CPY_I2CSTANDARD_TIMINGR
#define CPY_I2CSTANDARD_TIMINGR 0x20404768
#endif

8
ports/stm/peripherals/stm32h7/stm32h743xx/clocks.h
View File

@ -68,11 +68,3 @@
#ifndef BOARD_HSE_SOURCE
#define BOARD_HSE_SOURCE (RCC_HSE_ON)
#endif
// Obtain I2C timing values for F7 and H7 boards from ST CubeMX
#ifndef CPY_I2CFAST_TIMINGR
#define CPY_I2CFAST_TIMINGR 0x00B03FDB
#endif
#ifndef CPY_I2CSTANDARD_TIMINGR
#define CPY_I2CSTANDARD_TIMINGR 0x307075B1
#endif