[riot-commits] [RIOT-OS/RIOT] 5f6b18: stm32f2: add initialization of PLL I2S for MCO2

Oleg Hahm oleg at hobbykeller.org
Fri Dec 23 10:47:32 CET 2016


  Branch: refs/heads/master
  Home:   https://github.com/RIOT-OS/RIOT
  Commit: 5f6b182a8dc627eb0a91ea37bfc9d282cf4d030d
      https://github.com/RIOT-OS/RIOT/commit/5f6b182a8dc627eb0a91ea37bfc9d282cf4d030d
  Author: Toon Stegen <toon.stegen at altran.com>
  Date:   2016-12-14 (Wed, 14 Dec 2016)

  Changed paths:
    M cpu/stm32f2/cpu.c

  Log Message:
  -----------
  stm32f2: add initialization of PLL I2S for MCO2

To use it, add the following defines to your periph_conf.h:
/* prescaler for 8MHz I2S clock */
#define ENABLE_PLLI2S_MCO2  1
#define CLOCK_PLL_I2S_R     (6U)
#define CLOCK_PLL_I2S_N     (240U)


  Commit: 283f0c3b294f60b32ee011b3bd7612f56bc26655
      https://github.com/RIOT-OS/RIOT/commit/283f0c3b294f60b32ee011b3bd7612f56bc26655
  Author: Vincent Dupont <vincent at otakeys.com>
  Date:   2016-12-14 (Wed, 14 Dec 2016)

  Changed paths:
    M cpu/stm32f2/cpu.c

  Log Message:
  -----------
  stm32f2: improve MCO2 clock output support

MCO2 output prescaler can be set by using:

Valid values are in range 1 - 5


  Commit: ea83b8c14f31624332a5dd92c8d56d2cc04afb52
      https://github.com/RIOT-OS/RIOT/commit/ea83b8c14f31624332a5dd92c8d56d2cc04afb52
  Author: Oleg Hahm <oleg at hobbykeller.org>
  Date:   2016-12-23 (Fri, 23 Dec 2016)

  Changed paths:
    M cpu/stm32f2/cpu.c

  Log Message:
  -----------
  Merge pull request #5856 from OTAkeys/pr/stm32f2_pll_i2s

stm32f2: add initialization of PLL I2S for MCO2


Compare: https://github.com/RIOT-OS/RIOT/compare/1fb2179b2f27...ea83b8c14f31


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