From 6c9a10034a21680c4b2595d9b6468a767dedebca Mon Sep 17 00:00:00 2001 From: Vikas Manocha Date: Mon, 10 Apr 2017 15:02:56 -0700 Subject: stm32f7: sdram: use sdram device tree node to configure sdram controller Signed-off-by: Vikas Manocha cc: Christophe KERELLO --- include/dt-bindings/memory/stm32-sdram.h | 34 ++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 include/dt-bindings/memory/stm32-sdram.h (limited to 'include/dt-bindings/memory/stm32-sdram.h') diff --git a/include/dt-bindings/memory/stm32-sdram.h b/include/dt-bindings/memory/stm32-sdram.h new file mode 100644 index 0000000000..4cd6c2b77c --- /dev/null +++ b/include/dt-bindings/memory/stm32-sdram.h @@ -0,0 +1,34 @@ +#ifndef DT_BINDINGS_STM32_SDRAM_H +#define DT_BINDINGS_STM32_SDRAM_H + +#define NO_COL_8 0x0 +#define NO_COL_9 0x1 +#define NO_COL_10 0x2 +#define NO_COL_11 0x3 + +#define NO_ROW_11 0x0 +#define NO_ROW_12 0x1 +#define NO_ROW_13 0x2 + +#define MWIDTH_8 0x0 +#define MWIDTH_16 0x1 +#define MWIDTH_32 0x2 +#define BANKS_2 0x0 +#define BANKS_4 0x1 +#define CAS_1 0x1 +#define CAS_2 0x2 +#define CAS_3 0x3 +#define RD_BURST_EN 0x1 +#define RD_BURST_DIS 0x0 +#define RD_PIPE_DL_0 0x0 +#define RD_PIPE_DL_1 0x1 +#define RD_PIPE_DL_2 0x2 + +#define TMRD_1 0x1 +#define TXSR_60 60 +#define TRAS_42 42 +#define TRC_60 60 +#define TRP_18 18 +#define TRCD_18 18 + +#endif -- cgit v1.2.3