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| author | Yann Gautier <yann.gautier@st.com> | 2018-10-15 09:36:04 +0200 |
|---|---|---|
| committer | Yann Gautier <yann.gautier@st.com> | 2018-10-15 09:36:04 +0200 |
| commit | 8e2e5e8b182abfc2034a4730804b870f0cc2d7f9 (patch) | |
| tree | 174ec66d804fc00a837477cb1cb4222b40b35df5 /include/drivers | |
| parent | 0a09313ec780d2f66efcda3eb2a5d1632719bd81 (diff) | |
| download | platform_external_arm-trusted-firmware-8e2e5e8b182abfc2034a4730804b870f0cc2d7f9.tar.gz platform_external_arm-trusted-firmware-8e2e5e8b182abfc2034a4730804b870f0cc2d7f9.tar.bz2 platform_external_arm-trusted-firmware-8e2e5e8b182abfc2034a4730804b870f0cc2d7f9.zip | |
stm32mp1: add sdmmc2 driver
This driver is for the STMicroelectronics sdmmc2 IP
which is in STM32MP1 SoC.
It uses the MMC framework, and can address either eMMC or SD-card.
Signed-off-by: Yann Gautier <yann.gautier@st.com>
Diffstat (limited to 'include/drivers')
| -rw-r--r-- | include/drivers/st/stm32_sdmmc2.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/drivers/st/stm32_sdmmc2.h b/include/drivers/st/stm32_sdmmc2.h new file mode 100644 index 000000000..b17265926 --- /dev/null +++ b/include/drivers/st/stm32_sdmmc2.h @@ -0,0 +1,31 @@ +/* + * Copyright (c) 2017-2018, STMicroelectronics - All Rights Reserved + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef STM32_SDMMC2_H +#define STM32_SDMMC2_H + +#include <mmc.h> +#include <stdbool.h> + +struct stm32_sdmmc2_params { + uintptr_t reg_base; + unsigned int clk_rate; + unsigned int bus_width; + unsigned int flags; + struct mmc_device_info *device_info; + unsigned int pin_ckin; + unsigned int negedge; + unsigned int dirpol; + unsigned int clock_id; + unsigned int reset_id; + bool use_dma; +}; + +unsigned long long stm32_sdmmc2_mmc_get_device_size(void); +int stm32_sdmmc2_mmc_init(struct stm32_sdmmc2_params *params); +bool plat_sdmmc2_use_dma(unsigned int instance, unsigned int memory); + +#endif /* STM32_SDMMC2_H */ |