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852d258f84
struct tmio_mmc_host has "scc_tappos", but in fact, it is Renesas private data. Move it to renesas_sdhi.h Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
64 lines
1.6 KiB
C
64 lines
1.6 KiB
C
/*
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* Renesas Mobile SDHI
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*
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* Copyright (C) 2017 Horms Solutions Ltd., Simon Horman
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* Copyright (C) 2017 Renesas Electronics Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef RENESAS_SDHI_H
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#define RENESAS_SDHI_H
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#include <linux/platform_device.h>
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#include "tmio_mmc.h"
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struct renesas_sdhi_scc {
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unsigned long clk_rate; /* clock rate for SDR104 */
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u32 tap; /* sampling clock position for SDR104 */
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};
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struct renesas_sdhi_of_data {
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unsigned long tmio_flags;
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u32 tmio_ocr_mask;
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unsigned long capabilities;
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unsigned long capabilities2;
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enum dma_slave_buswidth dma_buswidth;
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dma_addr_t dma_rx_offset;
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unsigned int bus_shift;
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int scc_offset;
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struct renesas_sdhi_scc *taps;
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int taps_num;
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unsigned int max_blk_count;
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unsigned short max_segs;
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};
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struct tmio_mmc_dma {
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enum dma_slave_buswidth dma_buswidth;
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bool (*filter)(struct dma_chan *chan, void *arg);
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void (*enable)(struct tmio_mmc_host *host, bool enable);
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struct completion dma_dataend;
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struct tasklet_struct dma_complete;
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};
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struct renesas_sdhi {
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struct clk *clk;
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struct clk *clk_cd;
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struct tmio_mmc_data mmc_data;
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struct tmio_mmc_dma dma_priv;
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struct pinctrl *pinctrl;
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struct pinctrl_state *pins_default, *pins_uhs;
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void __iomem *scc_ctl;
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u32 scc_tappos;
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};
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#define host_to_priv(host) \
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container_of((host)->pdata, struct renesas_sdhi, mmc_data)
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int renesas_sdhi_probe(struct platform_device *pdev,
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const struct tmio_mmc_dma_ops *dma_ops);
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int renesas_sdhi_remove(struct platform_device *pdev);
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#endif
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