From: Keith Packard Date: Sat, 16 Jun 2012 05:41:17 +0000 (-0700) Subject: altos: Reduce STM SPI data rate to 4MHz X-Git-Tag: 1.0.9.6~68 X-Git-Url: https://git.gag.com/?a=commitdiff_plain;h=e856df474c386b8df3d2bd9e87b766ae0439efbf;p=fw%2Faltos altos: Reduce STM SPI data rate to 4MHz cc1120 doesn't want more than 6.1MHz, otherwise it gets very angry. Signed-off-by: Keith Packard --- diff --git a/src/stm/ao_spi_stm.c b/src/stm/ao_spi_stm.c index 8bb0d8e8..8784d985 100644 --- a/src/stm/ao_spi_stm.c +++ b/src/stm/ao_spi_stm.c @@ -282,7 +282,7 @@ ao_spi_get(uint8_t spi_index) (1 << STM_SPI_CR1_SSI) | /* ... */ (0 << STM_SPI_CR1_LSBFIRST) | /* Big endian */ (1 << STM_SPI_CR1_SPE) | /* Enable SPI unit */ - (STM_SPI_CR1_BR_PCLK_4 << STM_SPI_CR1_BR) | /* baud rate to pclk/4 */ + (STM_SPI_CR1_BR_PCLK_8 << STM_SPI_CR1_BR) | /* baud rate to pclk/4 */ (1 << STM_SPI_CR1_MSTR) | (0 << STM_SPI_CR1_CPOL) | /* Format 0 */ (0 << STM_SPI_CR1_CPHA));