diff options
| author | Patrice Chotard <patrice.chotard@st.com> | 2018-02-09 15:09:53 +0300 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2018-03-14 04:45:37 +0300 |
| commit | bb43fe6e4534a9cf9ad03f1bdd015960afbf9080 (patch) | |
| tree | 6a56eb5f6a0730a033fcb4d5897d3957f831220a /arch/arm/include/asm/arch-stm32f4 | |
| parent | dd1e3e799a353a81be7eaaf7c0517c33c33edd18 (diff) | |
| download | u-boot-bb43fe6e4534a9cf9ad03f1bdd015960afbf9080.tar.xz | |
arch-stm32f4: Remove fmc.h file
fmc.h file is no more used, remove it.
All FMC related defines are declared in drivers/ram/stm32_sdram.c
which is common to all STM32 SoCs.
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Diffstat (limited to 'arch/arm/include/asm/arch-stm32f4')
| -rw-r--r-- | arch/arm/include/asm/arch-stm32f4/fmc.h | 75 |
1 files changed, 0 insertions, 75 deletions
diff --git a/arch/arm/include/asm/arch-stm32f4/fmc.h b/arch/arm/include/asm/arch-stm32f4/fmc.h deleted file mode 100644 index 7dd5077d0c..0000000000 --- a/arch/arm/include/asm/arch-stm32f4/fmc.h +++ /dev/null @@ -1,75 +0,0 @@ -/* - * (C) Copyright 2013 - * Pavel Boldin, Emcraft Systems, paboldin@emcraft.com - * - * (C) Copyright 2015 - * Kamil Lulko, <kamil.lulko@gmail.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef _MACH_FMC_H_ -#define _MACH_FMC_H_ - -struct stm32_fmc_regs { - u32 sdcr1; /* Control register 1 */ - u32 sdcr2; /* Control register 2 */ - u32 sdtr1; /* Timing register 1 */ - u32 sdtr2; /* Timing register 2 */ - u32 sdcmr; /* Mode register */ - u32 sdrtr; /* Refresh timing register */ - u32 sdsr; /* Status register */ -}; - -/* - * FMC registers base - */ -#define STM32_SDRAM_FMC_BASE 0xA0000140 -#define STM32_SDRAM_FMC ((struct stm32_fmc_regs *)STM32_SDRAM_FMC_BASE) - -/* Control register SDCR */ -#define FMC_SDCR_RPIPE_SHIFT 13 /* RPIPE bit shift */ -#define FMC_SDCR_RBURST_SHIFT 12 /* RBURST bit shift */ -#define FMC_SDCR_SDCLK_SHIFT 10 /* SDRAM clock divisor shift */ -#define FMC_SDCR_WP_SHIFT 9 /* Write protection shift */ -#define FMC_SDCR_CAS_SHIFT 7 /* CAS latency shift */ -#define FMC_SDCR_NB_SHIFT 6 /* Number of banks shift */ -#define FMC_SDCR_MWID_SHIFT 4 /* Memory width shift */ -#define FMC_SDCR_NR_SHIFT 2 /* Number of row address bits shift */ -#define FMC_SDCR_NC_SHIFT 0 /* Number of col address bits shift */ - -/* Timings register SDTR */ -#define FMC_SDTR_TMRD_SHIFT 0 /* Load mode register to active */ -#define FMC_SDTR_TXSR_SHIFT 4 /* Exit self-refresh time */ -#define FMC_SDTR_TRAS_SHIFT 8 /* Self-refresh time */ -#define FMC_SDTR_TRC_SHIFT 12 /* Row cycle delay */ -#define FMC_SDTR_TWR_SHIFT 16 /* Recovery delay */ -#define FMC_SDTR_TRP_SHIFT 20 /* Row precharge delay */ -#define FMC_SDTR_TRCD_SHIFT 24 /* Row-to-column delay */ - - -#define FMC_SDCMR_NRFS_SHIFT 5 - -#define FMC_SDCMR_MODE_NORMAL 0 -#define FMC_SDCMR_MODE_START_CLOCK 1 -#define FMC_SDCMR_MODE_PRECHARGE 2 -#define FMC_SDCMR_MODE_AUTOREFRESH 3 -#define FMC_SDCMR_MODE_WRITE_MODE 4 -#define FMC_SDCMR_MODE_SELFREFRESH 5 -#define FMC_SDCMR_MODE_POWERDOWN 6 - -#define FMC_SDCMR_BANK_1 (1 << 4) -#define FMC_SDCMR_BANK_2 (1 << 3) - -#define FMC_SDCMR_MODE_REGISTER_SHIFT 9 - -#define FMC_SDSR_BUSY (1 << 5) - -#define FMC_BUSY_WAIT() do { \ - __asm__ __volatile__ ("dsb" : : : "memory"); \ - while (STM32_SDRAM_FMC->sdsr & FMC_SDSR_BUSY) \ - ; \ - } while (0) - - -#endif /* _MACH_FMC_H_ */ |