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Merge tag 'mmc-v4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc

Browse Source 
Pull MMC updates from Ulf Hansson:
 "Updates for MMC for v4.19.

  MMC core:
   - Add some fine-grained hooks to further support HS400 tuning
   - Improve error path for bus width setting for HS400es
   - Use a common method when checking R1 status

  MMC host:
   - renesas_sdhi: Add r8a77990 support
   - renesas_sdhi: Add eMMC HS400 mode support
   - tmio/renesas_sdhi: Improve tuning/clock management
   - tmio: Add eMMC HS400 mode support
   - sunxi: Add support for 3.3V eMMC DDR mode
   - mmci: Initial support to manage variant specific callbacks
   - sdhci: Don't try 3.3V I/O voltage if not supported
   - sdhci-pci-dwc-mshc: Add driver to support Synopsys dwc mshc SDHCI PCI
   - sdhci-of-dwcmshc: Add driver to support Synopsys DWC MSHC SDHCI
   - sdhci-msm: Add support for new version sdcc V5
   - sdhci-pci-o2micro: Add support for O2 eMMC HS200 mode
   - sdhci-pci-o2micro: Add support for O2 hardware tuning
   - sdhci-pci-o2micro: Add MSI interrupt support for O2 SD host
   - sdhci-pci: Add support for Intel ICP
   - sdhci-tegra: Prevent ACMD23 and HS200 mode on Tegra 3
   - sdhci-tegra: Fix eMMC DDR52 mode
   - sdhci-tegra: Improve clock management
   - dw_mmc-rockchip: Document compatible string for px30
   - sdhci-esdhc-imx: Add support for 3.3V eMMC DDR mode
   - sdhci-of-esdhc: Set proper DMA mask for ls104x chips
   - sdhci-of-esdhc: Improve clock management
   - sdhci-of-arasan: Add a quirk to manage unstable clocks
   - dw_mmc-exynos: Address potential external abort during system resume
   - pxamci: Add support for common MMC DT bindings
   - pxamci: Several cleanups and improvements
   - pxamci: Merge immutable branch for pxa to switch to DMA slave maps"

* tag 'mmc-v4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (56 commits)
  mmc: core: improve reasonableness of bus width setting for HS400es
  mmc: tmio: remove unneeded variable in tmio_mmc_start_command()
  mmc: renesas_sdhi: Fix sampling clock position selecting
  mmc: tmio: Fix tuning flow
  mmc: sunxi: remove output of virtual base address
  dt-bindings: mmc: rockchip-dw-mshc: add description for px30
  mmc: renesas_sdhi: Add r8a77990 support
  mmc: sunxi: allow 3.3V DDR when DDR is available
  mmc: mmci: Add and implement a ->dma_setup() callback for qcom dml
  mmc: mmci: Initial support to manage variant specific callbacks
  mmc: tegra: Force correct divider calculation on DDR50/52
  mmc: sdhci: Add MSI interrupt support for O2 SD host
  mmc: sdhci: Add support for O2 hardware tuning
  mmc: sdhci: Export sdhci tuning function symbol
  mmc: sdhci: Change O2 Host HS200 mode clock frequency to 200MHz
  mmc: sdhci: Add support for O2 eMMC HS200 mode
  mmc: tegra: Add and use tegra_sdhci_get_max_clock()
  mmc: sdhci-esdhc-imx: fix indent
  mmc: sdhci-esdhc-imx: disable clocks before changing frequency
  mmc: tegra: prevent ACMD23 on Tegra 3
  ...
This commit is contained in:
Linus Torvalds
2018-08-18 15:54:05 -07:00
parent 307797159a 7f38abf220
commit bbd60bffaf
43 changed files with 1373 additions and 494 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
include/linux/mfd/tmio.h
View File

@@ -90,6 +90,9 @@
/* Some controllers have a CBSY bit */
#define TMIO_MMC_HAVE_CBSY BIT(11)
/* Some controllers that support HS400 use use 4 taps while others use 8. */
#define TMIO_MMC_HAVE_4TAP_HS400 BIT(13)
int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base);
int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base);
void tmio_core_mmc_pwr(void __iomem *cnf, int shift, int state);

10
include/linux/mmc/host.h
View File

@@ -146,6 +146,13 @@ struct mmc_host_ops {
/* Prepare HS400 target operating frequency depending host driver */
int (*prepare_hs400_tuning)(struct mmc_host *host, struct mmc_ios *ios);
/* Prepare for switching from HS400 to HS200 */
void (*hs400_downgrade)(struct mmc_host *host);
/* Complete selection of HS400 */
void (*hs400_complete)(struct mmc_host *host);
/* Prepare enhanced strobe depending host driver */
void (*hs400_enhanced_strobe)(struct mmc_host *host,
struct mmc_ios *ios);
@@ -474,9 +481,6 @@ static inline void *mmc_priv(struct mmc_host *host)
#define mmc_classdev(x) (&(x)->class_dev)
#define mmc_hostname(x) (dev_name(&(x)->class_dev))
int mmc_power_save_host(struct mmc_host *host);
int mmc_power_restore_host(struct mmc_host *host);
void mmc_detect_change(struct mmc_host *, unsigned long delay);
void mmc_request_done(struct mmc_host *, struct mmc_request *);
void mmc_command_done(struct mmc_host *host, struct mmc_request *mrq);

2
include/linux/mmc/mmc.h
View File

@@ -144,7 +144,7 @@ static inline bool mmc_op_multi(u32 opcode)
#define R1_WP_ERASE_SKIP (1 << 15) /* sx, c */
#define R1_CARD_ECC_DISABLED (1 << 14) /* sx, a */
#define R1_ERASE_RESET (1 << 13) /* sr, c */
#define R1_STATUS(x) (x & 0xFFFFE000)
#define R1_STATUS(x) (x & 0xFFF9A000)
#define R1_CURRENT_STATE(x) ((x & 0x00001E00) >> 9) /* sx, b (4 bits) */
#define R1_READY_FOR_DATA (1 << 8) /* sx, a */
#define R1_SWITCH_ERROR (1 << 7) /* sx, c */

2
include/linux/platform_data/mmc-esdhc-imx.h
View File

@@ -34,7 +34,6 @@ enum cd_types {
* @cd_gpio: gpio for card_detect interrupt
* @wp_type: type of write_protect method (see wp_types enum above)
* @cd_type: type of card_detect method (see cd_types enum above)
* @support_vsel: indicate it supports 1.8v switching
*/
struct esdhc_platform_data {
@@ -43,7 +42,6 @@ struct esdhc_platform_data {
enum wp_types wp_type;
enum cd_types cd_type;
int max_bus_width;
bool support_vsel;
unsigned int delay_line;
unsigned int tuning_step; /* The delay cell steps in tuning procedure */
unsigned int tuning_start_tap; /* The start delay cell point in tuning procedure */