forked from Minki/linux
8931084c0d
- Let the dma map ops deal with bouncing and drop dma_max_pfn() from the
dma-mapping interface for ARM
- Convert the generic MMC DT doc to YAML schemas
- Drop questionable support for powered-on re-init of SDIO cards at
runtime resume and for SDIO HW reset
- Prevent questionable re-init of powered-on removable SDIO cards at
system resume
- Cleanup and clarify some SDIO core code
MMC host:
- tmio: Make runtime PM enablement more flexible for variants
- tmio/renesas_sdhi: Rename DT doc tmio_mmc.txt to renesas,sdhi.txt to clarify
- sdhci-pci: Add support for Intel EHL
- sdhci-pci-o2micro: Enable support for 8-bit bus
- sdhci-msm: Prevent acquiring a mutex while holding a spin_lock
- sdhci-of-esdhc: Improve clock management and tuning
- sdhci_am654: Enable support for 4 and 8-bit bus on J721E
- sdhci-sprd: Use pinctrl for a proper signal voltage switch
- sdhci-sprd: Add support for HS400 enhanced strobe mode
- sdhci-sprd: Enable PHY DLL and allow delay config to stabilize the clock
- sdhci-sprd: Add support for optional gate clock
- sunxi-mmc: Convert DT doc to YAML schemas
- meson-gx: Add support for broken DRAM access for DMA
MEMSTICK core:
- Fixup error path of memstick_init()
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Merge tag 'mmc-v5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc
Pull MMC updates from Ulf Hansson:
"MMC core:
- Let the dma map ops deal with bouncing and drop dma_max_pfn() from
the dma-mapping interface for ARM
- Convert the generic MMC DT doc to YAML schemas
- Drop questionable support for powered-on re-init of SDIO cards at
runtime resume and for SDIO HW reset
- Prevent questionable re-init of powered-on removable SDIO cards at
system resume
- Cleanup and clarify some SDIO core code
MMC host:
- tmio: Make runtime PM enablement more flexible for variants
- tmio/renesas_sdhi: Rename DT doc tmio_mmc.txt to renesas,sdhi.txt
to clarify
- sdhci-pci: Add support for Intel EHL
- sdhci-pci-o2micro: Enable support for 8-bit bus
- sdhci-msm: Prevent acquiring a mutex while holding a spin_lock
- sdhci-of-esdhc: Improve clock management and tuning
- sdhci_am654: Enable support for 4 and 8-bit bus on J721E
- sdhci-sprd: Use pinctrl for a proper signal voltage switch
- sdhci-sprd: Add support for HS400 enhanced strobe mode
- sdhci-sprd: Enable PHY DLL and allow delay config to stabilize the
clock
- sdhci-sprd: Add support for optional gate clock
- sunxi-mmc: Convert DT doc to YAML schemas
- meson-gx: Add support for broken DRAM access for DMA
MEMSTICK core:
- Fixup error path of memstick_init()"
* tag 'mmc-v5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (52 commits)
mmc: sdhci_am654: Add dependency on MMC_SDHCI_AM654
mmc: alcor: remove a redundant greater or equal to zero comparison
mmc: sdhci-msm: fix mutex while in spinlock
mmc: sdhci_am654: Make some symbols static
dma-mapping: remove dma_max_pfn
mmc: core: let the dma map ops handle bouncing
dt-binding: mmc: rename tmio_mmc.txt to renesas,sdhi.txt
mmc: sdhci-sprd: Add pin control support for voltage switch
dt-bindings: mmc: sprd: Add pinctrl support
mmc: sdhci-sprd: Add start_signal_voltage_switch ops
mmc: sdhci-pci: Add support for Intel EHL
mmc: tmio: Use dma_max_mapping_size() instead of a workaround
mmc: sdio: Drop unused in-parameter from mmc_sdio_init_card()
mmc: sdio: Drop unused in-parameter to mmc_sdio_reinit_card()
mmc: sdio: Don't re-initialize powered-on removable SDIO cards at resume
mmc: sdio: Drop powered-on re-init at runtime resume and HW reset
mmc: sdio: Move comment about re-initialization to mmc_sdio_reinit_card()
mmc: sdio: Drop mmc_claim|release_host() in mmc_sdio_power_restore()
mmc: sdio: Turn sdio_run_irqs() into static
mmc: sdhci: Fix indenting on SDHCI_CTRL_8BITBUS
...
76 lines
1.3 KiB
C
76 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* linux/drivers/mmc/s3cmci.h - Samsung S3C MCI driver
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*
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* Copyright (C) 2004-2006 Thomas Kleffel, All Rights Reserved.
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*/
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enum s3cmci_waitfor {
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COMPLETION_NONE,
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COMPLETION_FINALIZE,
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COMPLETION_CMDSENT,
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COMPLETION_RSPFIN,
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COMPLETION_XFERFINISH,
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COMPLETION_XFERFINISH_RSPFIN,
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};
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struct s3cmci_host {
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struct platform_device *pdev;
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struct s3c24xx_mci_pdata *pdata;
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struct mmc_host *mmc;
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struct resource *mem;
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struct clk *clk;
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void __iomem *base;
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int irq;
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int irq_cd;
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struct dma_chan *dma;
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unsigned long clk_rate;
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unsigned long clk_div;
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unsigned long real_rate;
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u8 prescaler;
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int is2440;
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unsigned sdiimsk;
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unsigned sdidata;
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bool irq_disabled;
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bool irq_enabled;
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bool irq_state;
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int sdio_irqen;
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struct mmc_request *mrq;
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int cmd_is_stop;
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spinlock_t complete_lock;
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enum s3cmci_waitfor complete_what;
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int dma_complete;
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u32 pio_sgptr;
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u32 pio_bytes;
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u32 pio_count;
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u32 *pio_ptr;
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#define XFER_NONE 0
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#define XFER_READ 1
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#define XFER_WRITE 2
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u32 pio_active;
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int bus_width;
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char dbgmsg_cmd[301];
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char dbgmsg_dat[301];
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char *status;
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unsigned int ccnt, dcnt;
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struct tasklet_struct pio_tasklet;
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#ifdef CONFIG_DEBUG_FS
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struct dentry *debug_root;
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#endif
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#ifdef CONFIG_ARM_S3C24XX_CPUFREQ
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struct notifier_block freq_transition;
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#endif
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};
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