diff options
| -rw-r--r-- | drivers/spi/mxs_spi.c | 37 |
1 files changed, 18 insertions, 19 deletions
diff --git a/drivers/spi/mxs_spi.c b/drivers/spi/mxs_spi.c index a21419a..e231e96 100644 --- a/drivers/spi/mxs_spi.c +++ b/drivers/spi/mxs_spi.c @@ -13,7 +13,10 @@ */ #include <common.h> +#include <dm.h> +#include <dt-structs.h> #include <cpu_func.h> +#include <errno.h> #include <log.h> #include <malloc.h> #include <memalign.h> @@ -34,21 +37,9 @@ #define MXSSSP_SMALL_TRANSFER 512 -static void mxs_spi_start_xfer(struct mxs_ssp_regs *ssp_regs) -{ - writel(SSP_CTRL0_LOCK_CS, &ssp_regs->hw_ssp_ctrl0_set); - writel(SSP_CTRL0_IGNORE_CRC, &ssp_regs->hw_ssp_ctrl0_clr); -} - -static void mxs_spi_end_xfer(struct mxs_ssp_regs *ssp_regs) -{ - writel(SSP_CTRL0_LOCK_CS, &ssp_regs->hw_ssp_ctrl0_clr); - writel(SSP_CTRL0_IGNORE_CRC, &ssp_regs->hw_ssp_ctrl0_set); -} - -#include <dm.h> -#include <errno.h> -#include <dt-structs.h> +/* Base numbers of i.MX2[38] clk for ssp0 IP block */ +#define MXS_SSP_IMX23_CLKID_SSP0 33 +#define MXS_SSP_IMX28_CLKID_SSP0 46 #ifdef CONFIG_MX28 #define dtd_fsl_imx_spi dtd_fsl_imx28_spi @@ -75,6 +66,18 @@ struct mxs_spi_priv { unsigned int mode; }; +static void mxs_spi_start_xfer(struct mxs_ssp_regs *ssp_regs) +{ + writel(SSP_CTRL0_LOCK_CS, &ssp_regs->hw_ssp_ctrl0_set); + writel(SSP_CTRL0_IGNORE_CRC, &ssp_regs->hw_ssp_ctrl0_clr); +} + +static void mxs_spi_end_xfer(struct mxs_ssp_regs *ssp_regs) +{ + writel(SSP_CTRL0_LOCK_CS, &ssp_regs->hw_ssp_ctrl0_clr); + writel(SSP_CTRL0_IGNORE_CRC, &ssp_regs->hw_ssp_ctrl0_set); +} + static int mxs_spi_xfer_pio(struct mxs_spi_priv *priv, char *data, int length, int write, unsigned long flags) @@ -312,10 +315,6 @@ int mxs_spi_xfer(struct udevice *dev, unsigned int bitlen, } } -/* Base numbers of i.MX2[38] clk for ssp0 IP block */ -#define MXS_SSP_IMX23_CLKID_SSP0 33 -#define MXS_SSP_IMX28_CLKID_SSP0 46 - static int mxs_spi_probe(struct udevice *bus) { struct mxs_spi_platdata *plat = dev_get_platdata(bus); |