aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/mmc/host/mmci.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/mmc/host/mmci.h')
-rw-r--r--drivers/mmc/host/mmci.h32
1 files changed, 25 insertions, 7 deletions
diff --git a/drivers/mmc/host/mmci.h b/drivers/mmc/host/mmci.h
index 14df81054438..4f071bd34e59 100644
--- a/drivers/mmc/host/mmci.h
+++ b/drivers/mmc/host/mmci.h
@@ -131,6 +131,11 @@
/* Control register extensions in the Qualcomm versions */
#define MCI_DPSM_QCOM_DATA_PEND BIT(17)
#define MCI_DPSM_QCOM_RX_DATA_PEND BIT(20)
+/* Control register extensions in STM32 versions */
+#define MCI_DPSM_STM32_MODE_BLOCK (0 << 2)
+#define MCI_DPSM_STM32_MODE_SDIO (1 << 2)
+#define MCI_DPSM_STM32_MODE_STREAM (2 << 2)
+#define MCI_DPSM_STM32_MODE_BLOCK_STOP (3 << 2)
#define MMCIDATACNT 0x030
#define MMCISTATUS 0x034
@@ -275,12 +280,8 @@ struct mmci_host;
* @st_clkdiv: true if using a ST-specific clock divider algorithm
* @stm32_clkdiv: true if using a STM32-specific clock divider algorithm
* @datactrl_mask_ddrmode: ddr mode mask in datactrl register.
- * @blksz_datactrl16: true if Block size is at b16..b30 position in datactrl register
- * @blksz_datactrl4: true if Block size is at b4..b16 position in datactrl
- * register
* @datactrl_mask_sdio: SDIO enable mask in datactrl register
* @datactrl_blksz: block size in power of two
- * @datactrl_dpsm_enable: enable value for DPSM
* @datactrl_first: true if data must be setup before send command
* @datacnt_useless: true if you could not use datacnt register to read
* remaining data
@@ -325,14 +326,11 @@ struct variant_data {
unsigned int datactrl_mask_ddrmode;
unsigned int datactrl_mask_sdio;
unsigned int datactrl_blocksz;
- unsigned int datactrl_dpsm_enable;
u8 datactrl_first:1;
u8 datacnt_useless:1;
u8 st_sdio:1;
u8 st_clkdiv:1;
u8 stm32_clkdiv:1;
- u8 blksz_datactrl16:1;
- u8 blksz_datactrl4:1;
u32 pwrreg_powerup;
u32 f_max;
u8 signal_direction:1;
@@ -362,6 +360,7 @@ struct mmci_host_ops {
bool next);
void (*unprep_data)(struct mmci_host *host, struct mmc_data *data,
int err);
+ u32 (*get_datactrl_cfg)(struct mmci_host *host);
void (*get_next_data)(struct mmci_host *host, struct mmc_data *data);
int (*dma_setup)(struct mmci_host *host);
void (*dma_release)(struct mmci_host *host);
@@ -429,6 +428,12 @@ struct mmci_host {
void mmci_write_clkreg(struct mmci_host *host, u32 clk);
void mmci_write_pwrreg(struct mmci_host *host, u32 pwr);
+static inline u32 mmci_dctrl_blksz(struct mmci_host *host)
+{
+ return (ffs(host->data->blksz) - 1) << 4;
+}
+
+#ifdef CONFIG_DMA_ENGINE
int mmci_dmae_prep_data(struct mmci_host *host, struct mmc_data *data,
bool next);
void mmci_dmae_unprep_data(struct mmci_host *host, struct mmc_data *data,
@@ -439,3 +444,16 @@ void mmci_dmae_release(struct mmci_host *host);
int mmci_dmae_start(struct mmci_host *host, unsigned int *datactrl);
void mmci_dmae_finalize(struct mmci_host *host, struct mmc_data *data);
void mmci_dmae_error(struct mmci_host *host);
+#endif
+
+#ifdef CONFIG_MMC_QCOM_DML
+void qcom_variant_init(struct mmci_host *host);
+#else
+static inline void qcom_variant_init(struct mmci_host *host) {}
+#endif
+
+#ifdef CONFIG_MMC_STM32_SDMMC
+void sdmmc_variant_init(struct mmci_host *host);
+#else
+static inline void sdmmc_variant_init(struct mmci_host *host) {}
+#endif