Add the driver data for each compatible string. So we can remove the SOC config and use driver data instead.
Signed-off-by: Ye Li ye.li@nxp.com --- Changes in v2: - None
drivers/spi/fsl_qspi.c | 113 ++++++++++++++++++++++++++++++++++--------------- 1 file changed, 79 insertions(+), 34 deletions(-)
diff --git a/drivers/spi/fsl_qspi.c b/drivers/spi/fsl_qspi.c index 5706569..d759e98 100644 --- a/drivers/spi/fsl_qspi.c +++ b/drivers/spi/fsl_qspi.c @@ -19,14 +19,6 @@
DECLARE_GLOBAL_DATA_PTR;
-#define RX_BUFFER_SIZE 0x80 -#if defined(CONFIG_MX6SX) || defined(CONFIG_MX6UL) || \ - defined(CONFIG_MX6ULL) || defined(CONFIG_MX7D) -#define TX_BUFFER_SIZE 0x200 -#else -#define TX_BUFFER_SIZE 0x40 -#endif - #define OFFSET_BITS_MASK GENMASK(23, 0)
#define FLASH_STATUS_WEL 0x02 @@ -85,6 +77,23 @@ DECLARE_GLOBAL_DATA_PTR; /* QSPI max chipselect signals number */ #define FSL_QSPI_MAX_CHIPSELECT_NUM 4
+/* Controller needs driver to swap endian */ +#define QUADSPI_QUIRK_SWAP_ENDIAN BIT(0) + +enum fsl_qspi_devtype { + FSL_QUADSPI_VYBRID, + FSL_QUADSPI_IMX6SX, + FSL_QUADSPI_IMX6UL_7D, +}; + +struct fsl_qspi_devtype_data { + enum fsl_qspi_devtype devtype; + u32 rxfifo; + u32 txfifo; + u32 ahb_buf_size; + u32 driver_data; +}; + /** * struct fsl_qspi_platdata - platform data for Freescale QSPI * @@ -133,8 +142,32 @@ struct fsl_qspi_priv { u32 flash_num; u32 num_chipselect; struct fsl_qspi_regs *regs; + struct fsl_qspi_devtype_data *devtype_data; };
+static const struct fsl_qspi_devtype_data vybrid_data = { + .devtype = FSL_QUADSPI_VYBRID, + .rxfifo = 128, + .txfifo = 64, + .ahb_buf_size = 1024, + .driver_data = QUADSPI_QUIRK_SWAP_ENDIAN, +}; + +static const struct fsl_qspi_devtype_data imx6sx_data = { + .devtype = FSL_QUADSPI_IMX6SX, + .rxfifo = 128, + .txfifo = 512, + .ahb_buf_size = 1024, + .driver_data = 0, +}; + +static const struct fsl_qspi_devtype_data imx6ul_7d_data = { + .devtype = FSL_QUADSPI_IMX6UL_7D, + .rxfifo = 128, + .txfifo = 512, + .ahb_buf_size = 1024, + .driver_data = 0, +};
static u32 qspi_read32(u32 flags, u32 *addr) { @@ -162,13 +195,12 @@ static inline int is_controller_busy(const struct fsl_qspi_priv *priv)
/* QSPI support swapping the flash read/write data * in hardware for LS102xA, but not for VF610 */ -static inline u32 qspi_endian_xchg(u32 data) +static inline u32 qspi_endian_xchg(struct fsl_qspi_priv *priv, u32 data) { -#ifdef CONFIG_VF610 - return swab32(data); -#else - return data; -#endif + if (priv->devtype_data->driver_data & QUADSPI_QUIRK_SWAP_ENDIAN) + return swab32(data); + else + return data; }
static void qspi_set_lut(struct fsl_qspi_priv *priv) @@ -210,7 +242,7 @@ static void qspi_set_lut(struct fsl_qspi_priv *priv) #endif qspi_write32(priv->flags, ®s->lut[lut_base + 1], OPRND0(8) | PAD0(LUT_PAD1) | INSTR0(LUT_DUMMY) | - OPRND1(RX_BUFFER_SIZE) | PAD1(LUT_PAD1) | + OPRND1(priv->devtype_data->rxfifo) | PAD1(LUT_PAD1) | INSTR1(LUT_READ)); qspi_write32(priv->flags, ®s->lut[lut_base + 2], 0); qspi_write32(priv->flags, ®s->lut[lut_base + 3], 0); @@ -417,7 +449,6 @@ static void qspi_enable_ddr_mode(struct fsl_qspi_priv *priv) reg |= QSPI_MCR_DDR_EN_MASK; /* Enable bit 29 for imx6sx */ reg |= BIT(29); - qspi_write32(priv->flags, ®s->mcr, reg);
/* Enable the TDH to 1 for some platforms like imx6ul, imx7d, etc @@ -451,7 +482,7 @@ static void qspi_init_ahb_read(struct fsl_qspi_priv *priv) qspi_write32(priv->flags, ®s->buf1cr, QSPI_BUFXCR_INVALID_MSTRID); qspi_write32(priv->flags, ®s->buf2cr, QSPI_BUFXCR_INVALID_MSTRID); qspi_write32(priv->flags, ®s->buf3cr, QSPI_BUF3CR_ALLMST_MASK | - (0x80 << QSPI_BUF3CR_ADATSZ_SHIFT)); + ((priv->devtype_data->ahb_buf_size >> 3) << QSPI_BUF3CR_ADATSZ_SHIFT));
/* We only use the buffer3 */ qspi_write32(priv->flags, ®s->buf0ind, 0); @@ -503,7 +534,7 @@ static void qspi_op_rdbank(struct fsl_qspi_priv *priv, u8 *rxbuf, u32 len) reg = qspi_read32(priv->flags, ®s->rbsr); if (reg & QSPI_RBSR_RDBFL_MASK) { data = qspi_read32(priv->flags, ®s->rbdr[0]); - data = qspi_endian_xchg(data); + data = qspi_endian_xchg(priv, data); memcpy(rxbuf, &data, len); qspi_write32(priv->flags, ®s->mcr, qspi_read32(priv->flags, ®s->mcr) | @@ -536,13 +567,13 @@ static void qspi_op_rdid(struct fsl_qspi_priv *priv, u32 *rxbuf, u32 len) ;
i = 0; - while ((RX_BUFFER_SIZE >= len) && (len > 0)) { + while ((priv->devtype_data->rxfifo >= len) && (len > 0)) { WATCHDOG_RESET();
rbsr_reg = qspi_read32(priv->flags, ®s->rbsr); if (rbsr_reg & QSPI_RBSR_RDBFL_MASK) { data = qspi_read32(priv->flags, ®s->rbdr[i]); - data = qspi_endian_xchg(data); + data = qspi_endian_xchg(priv, data); size = (len < 4) ? len : 4; memcpy(rxbuf, &data, size); len -= size; @@ -581,8 +612,8 @@ static void qspi_op_read(struct fsl_qspi_priv *priv, u32 *rxbuf, u32 len)
qspi_write32(priv->flags, ®s->sfar, to_or_from);
- size = (len > RX_BUFFER_SIZE) ? - RX_BUFFER_SIZE : len; + size = (len > priv->devtype_data->rxfifo) ? + priv->devtype_data->rxfifo : len;
qspi_write32(priv->flags, ®s->ipcr, (seqid << QSPI_IPCR_SEQID_SHIFT) | @@ -594,9 +625,9 @@ static void qspi_op_read(struct fsl_qspi_priv *priv, u32 *rxbuf, u32 len) len -= size;
i = 0; - while ((RX_BUFFER_SIZE >= size) && (size > 0)) { + while ((priv->devtype_data->rxfifo >= size) && (size > 0)) { data = qspi_read32(priv->flags, ®s->rbdr[i]); - data = qspi_endian_xchg(data); + data = qspi_endian_xchg(priv, data); if (size < 4) memcpy(rxbuf, &data, size); else @@ -643,7 +674,7 @@ static void qspi_op_write(struct fsl_qspi_priv *priv, u8 *txbuf, u32 len) reg = qspi_read32(priv->flags, ®s->rbsr); if (reg & QSPI_RBSR_RDBFL_MASK) { status_reg = qspi_read32(priv->flags, ®s->rbdr[0]); - status_reg = qspi_endian_xchg(status_reg); + status_reg = qspi_endian_xchg(priv, status_reg); } qspi_write32(priv->flags, ®s->mcr, qspi_read32(priv->flags, ®s->mcr) | @@ -665,8 +696,8 @@ static void qspi_op_write(struct fsl_qspi_priv *priv, u8 *txbuf, u32 len)
qspi_write32(priv->flags, ®s->sfar, to_or_from);
- tx_size = (len > TX_BUFFER_SIZE) ? - TX_BUFFER_SIZE : len; + tx_size = (len > priv->devtype_data->txfifo) ? + priv->devtype_data->txfifo : len;
size = tx_size / 16; /* @@ -677,7 +708,7 @@ static void qspi_op_write(struct fsl_qspi_priv *priv, u8 *txbuf, u32 len) size++; for (i = 0; i < size * 4; i++) { memcpy(&data, txbuf, 4); - data = qspi_endian_xchg(data); + data = qspi_endian_xchg(priv, data); qspi_write32(priv->flags, ®s->tbdr, data); txbuf += 4; } @@ -714,7 +745,7 @@ static void qspi_op_rdsr(struct fsl_qspi_priv *priv, void *rxbuf, u32 len) reg = qspi_read32(priv->flags, ®s->rbsr); if (reg & QSPI_RBSR_RDBFL_MASK) { data = qspi_read32(priv->flags, ®s->rbdr[0]); - data = qspi_endian_xchg(data); + data = qspi_endian_xchg(priv, data); memcpy(rxbuf, &data, len); qspi_write32(priv->flags, ®s->mcr, qspi_read32(priv->flags, ®s->mcr) | @@ -857,8 +888,9 @@ void qspi_cfg_smpr(struct fsl_qspi_priv *priv, u32 clear_bits, u32 set_bits) static int fsl_qspi_child_pre_probe(struct udevice *dev) { struct spi_slave *slave = dev_get_parent_priv(dev); + struct fsl_qspi_priv *priv = dev_get_priv(dev_get_parent(dev));
- slave->max_write_size = TX_BUFFER_SIZE; + slave->max_write_size = priv->devtype_data->txfifo;
return 0; } @@ -889,6 +921,19 @@ static int fsl_qspi_probe(struct udevice *bus) priv->flash_num = plat->flash_num; priv->num_chipselect = plat->num_chipselect;
+ priv->devtype_data = (struct fsl_qspi_devtype_data *)dev_get_driver_data(bus); + if (!priv->devtype_data) { + printf("ERROR : No devtype_data found\n"); + return -ENODEV; + } + + debug("devtype=%d, txfifo=%d, rxfifo=%d, ahb=%d, data=0x%x\n", + priv->devtype_data->devtype, + priv->devtype_data->txfifo, + priv->devtype_data->rxfifo, + priv->devtype_data->ahb_buf_size, + priv->devtype_data->driver_data); + /* make sure controller is not busy anywhere */ ret = is_controller_busy(priv);
@@ -1095,10 +1140,10 @@ static const struct dm_spi_ops fsl_qspi_ops = { };
static const struct udevice_id fsl_qspi_ids[] = { - { .compatible = "fsl,vf610-qspi" }, - { .compatible = "fsl,imx6sx-qspi" }, - { .compatible = "fsl,imx6ul-qspi" }, - { .compatible = "fsl,imx7d-qspi" }, + { .compatible = "fsl,vf610-qspi", .data = (ulong)&vybrid_data }, + { .compatible = "fsl,imx6sx-qspi", .data = (ulong)&imx6sx_data }, + { .compatible = "fsl,imx6ul-qspi", .data = (ulong)&imx6ul_7d_data }, + { .compatible = "fsl,imx7d-qspi", .data = (ulong)&imx6ul_7d_data }, { } };