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FIX: Accourding to errata, a SPI reset should be executed twice.

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iceman1001
2018-02-17 17:35:54 +01:00
parent b0d3362eef
commit 35bdf6a58d
1 changed files with 2 additions and 0 deletions
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2
armsrc/appmain.c
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@@ -1169,6 +1169,8 @@ void __attribute__((noreturn)) AppMain(void) {
// Reset SPI // Reset SPI
AT91C_BASE_SPI->SPI_CR = AT91C_SPI_SWRST; AT91C_BASE_SPI->SPI_CR = AT91C_SPI_SWRST;
AT91C_BASE_SPI->SPI_CR = AT91C_SPI_SWRST; // errata says it needs twice to be correctly set.
// Reset SSC // Reset SSC
AT91C_BASE_SSC->SSC_CR = AT91C_SSC_SWRST; AT91C_BASE_SSC->SSC_CR = AT91C_SSC_SWRST;