From cfff094bc37122680f4c4f38024385052da8e9b6 Mon Sep 17 00:00:00 2001 From: iceman1001 Date: Tue, 20 Feb 2018 12:06:03 +0100 Subject: [PATCH] SPI comments --- armsrc/flashmem.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/armsrc/flashmem.c b/armsrc/flashmem.c index 2de71b82e..9fb946ae1 100644 --- a/armsrc/flashmem.c +++ b/armsrc/flashmem.c @@ -3,10 +3,10 @@ #define address_length 3 /* here: use NCPS2 @ PA10: */ -#define NCPS_PDR_BIT AT91C_PA10_NPCS2 -#define NCPS_ASR_BIT 0 -#define NPCS_BSR_BIT AT91C_PA10_NPCS2 -#define SPI_CSR_NUM 0 +#define NCPS_PDR_BIT AT91C_PA10_NPCS2 // GPIO +#define NCPS_ASR_BIT 0 // SPI peripheral A +#define NPCS_BSR_BIT AT91C_PA10_NPCS2 // SPI peripheral B +#define SPI_CSR_NUM 0 // Chip Select register[] 0,1,2,3 (at91samv512 has 4) /* PCS_0 for NPCS0, PCS_1 for NPCS1 ... */ #define PCS_0 ((0<<0)|(1<<1)|(1<<2)|(1<<3)) // 0xE - 1110