diff options
| author | Simon Horman <horms+renesas@verge.net.au> | 2017-05-10 11:25:30 +0200 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2017-06-20 10:30:16 +0200 |
| commit | 9d08428afb722fedaea699a32aaf603a8f1ebd5a (patch) | |
| tree | cf4d27b3015c21283f4145e05c84b5e82b8696c8 /drivers/mmc/host/renesas_sdhi.h | |
| parent | b5b6a5f4f06c0624886b2166e2e8580327f0b943 (diff) | |
mmc: renesas-sdhi: make renesas_sdhi_sys_dmac main module file
Make renesas_sdhi_sys_dmac.c a top-level module file that makes use of
library code supplied by renesas_sdhi_core.c
This is in order to facilitate adding other variants of SDHI;
in particular SDHI using different DMA controllers.
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
[Arnd: Fixed module build error]
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/mmc/host/renesas_sdhi.h')
| -rw-r--r-- | drivers/mmc/host/renesas_sdhi.h | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/drivers/mmc/host/renesas_sdhi.h b/drivers/mmc/host/renesas_sdhi.h index f65d936cd680..eb3ea15ff92d 100644 --- a/drivers/mmc/host/renesas_sdhi.h +++ b/drivers/mmc/host/renesas_sdhi.h @@ -12,7 +12,28 @@ #ifndef RENESAS_SDHI_H #define RENESAS_SDHI_H +#include <linux/platform_device.h> #include "tmio_mmc.h" -const struct tmio_mmc_dma_ops *renesas_sdhi_get_dma_ops(void); +struct renesas_sdhi_scc { + unsigned long clk_rate; /* clock rate for SDR104 */ + u32 tap; /* sampling clock position for SDR104 */ +}; + +struct renesas_sdhi_of_data { + unsigned long tmio_flags; + u32 tmio_ocr_mask; + unsigned long capabilities; + unsigned long capabilities2; + enum dma_slave_buswidth dma_buswidth; + dma_addr_t dma_rx_offset; + unsigned bus_shift; + int scc_offset; + struct renesas_sdhi_scc *taps; + int taps_num; +}; + +int renesas_sdhi_probe(struct platform_device *pdev, + const struct tmio_mmc_dma_ops *dma_ops); +int renesas_sdhi_remove(struct platform_device *pdev); #endif |