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author | Sascha Hauer <s.hauer@pengutronix.de> | 2013-03-04 09:21:54 +0100 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2013-03-04 09:21:54 +0100 |
commit | ea0f831cd0c749194a0103ec4814fe91c3955084 (patch) | |
tree | 9a69ef4476e29cf61e53058c1452cc3afd27be6c /drivers/mci/mxs.c | |
parent | 62ee96bd3b5e02173c0d9956c4f1e1a4de8f940d (diff) | |
parent | 439eefcfe40d7ca821985d969312c4e90f7a1a7b (diff) | |
download | barebox-ea0f831cd0c749194a0103ec4814fe91c3955084.tar.gz barebox-ea0f831cd0c749194a0103ec4814fe91c3955084.tar.xz |
Merge branch 'for-next/mxs'
Diffstat (limited to 'drivers/mci/mxs.c')
-rw-r--r-- | drivers/mci/mxs.c | 118 |
1 files changed, 1 insertions, 117 deletions
diff --git a/drivers/mci/mxs.c b/drivers/mci/mxs.c index c65796bb93..3657b3e496 100644 --- a/drivers/mci/mxs.c +++ b/drivers/mci/mxs.c @@ -40,127 +40,11 @@ #include <mach/imx-regs.h> #include <mach/mci.h> #include <mach/clock.h> +#include <mach/ssp.h> #define CLOCKRATE_MIN (1 * 1000 * 1000) #define CLOCKRATE_MAX (480 * 1000 * 1000) -#define HW_SSP_CTRL0 0x000 -# define SSP_CTRL0_SFTRST (1 << 31) -# define SSP_CTRL0_CLKGATE (1 << 30) -# define SSP_CTRL0_RUN (1 << 29) -# define SSP_CTRL0_LOCK_CS (1 << 27) -# define SSP_CTRL0_READ (1 << 25) -# define SSP_CTRL0_IGNORE_CRC (1 << 26) -# define SSP_CTRL0_DATA_XFER (1 << 24) -# define SSP_CTRL0_BUS_WIDTH(x) (((x) & 0x3) << 22) -# define SSP_CTRL0_WAIT_FOR_IRQ (1 << 21) -# define SSP_CTRL0_LONG_RESP (1 << 19) -# define SSP_CTRL0_GET_RESP (1 << 17) -# define SSP_CTRL0_ENABLE (1 << 16) -#ifdef CONFIG_ARCH_IMX23 -# define SSP_CTRL0_XFER_COUNT(x) ((x) & 0xffff) -#endif - -#define HW_SSP_CMD0 0x010 -# define SSP_CMD0_SLOW_CLK (1 << 22) -# define SSP_CMD0_CONT_CLK (1 << 21) -# define SSP_CMD0_APPEND_8CYC (1 << 20) -#ifdef CONFIG_ARCH_IMX23 -# define SSP_CMD0_BLOCK_SIZE(x) (((x) & 0xf) << 16) -# define SSP_CMD0_BLOCK_COUNT(x) (((x) & 0xff) << 8) -#endif -# define SSP_CMD0_CMD(x) ((x) & 0xff) - -#define HW_SSP_CMD1 0x020 - -#ifdef CONFIG_ARCH_IMX23 -# define HW_SSP_COMPREF 0x030 -# define HW_SSP_COMPMASK 0x040 -# define HW_SSP_TIMING 0x050 -# define HW_SSP_CTRL1 0x060 -# define HW_SSP_DATA 0x070 -#endif -#ifdef CONFIG_ARCH_IMX28 -# define HW_SSP_XFER_COUNT 0x30 -# define HW_SSP_BLOCK_SIZE 0x40 -# define SSP_BLOCK_SIZE(x) ((x) & 0xf) -# define SSP_BLOCK_COUNT(x) (((x) & 0xffffff) << 4) -# define HW_SSP_COMPREF 0x050 -# define HW_SSP_COMPMASK 0x060 -# define HW_SSP_TIMING 0x070 -# define HW_SSP_CTRL1 0x080 -# define HW_SSP_DATA 0x090 -#endif -/* bit definition for register HW_SSP_TIMING */ -# define SSP_TIMING_TIMEOUT_MASK (0xffff0000) -# define SSP_TIMING_TIMEOUT(x) ((x) << 16) -# define SSP_TIMING_CLOCK_DIVIDE(x) (((x) & 0xff) << 8) -# define SSP_TIMING_CLOCK_RATE(x) ((x) & 0xff) - -/* bit definition for register HW_SSP_CTRL1 */ -# define SSP_CTRL1_POLARITY (1 << 9) -# define SSP_CTRL1_WORD_LENGTH(x) (((x) & 0xf) << 4) -# define SSP_CTRL1_SSP_MODE(x) ((x) & 0xf) - -#ifdef CONFIG_ARCH_IMX23 -# define HW_SSP_SDRESP0 0x080 -# define HW_SSP_SDRESP1 0x090 -# define HW_SSP_SDRESP2 0x0A0 -# define HW_SSP_SDRESP3 0x0B0 -#endif -#ifdef CONFIG_ARCH_IMX28 -# define HW_SSP_SDRESP0 0x0A0 -# define HW_SSP_SDRESP1 0x0B0 -# define HW_SSP_SDRESP2 0x0C0 -# define HW_SSP_SDRESP3 0x0D0 -#endif - -#ifdef CONFIG_ARCH_IMX28 -# define HW_SSP_DDR_CTRL 0x0E0 -# define HW_SSP_DLL_CTRL 0x0F0 -#endif - -#ifdef CONFIG_ARCH_IMX23 -# define HW_SSP_STATUS 0x0C0 -#endif -#ifdef CONFIG_ARCH_IMX28 -# define HW_SSP_STATUS 0x100 -#endif - -/* bit definition for register HW_SSP_STATUS */ -# define SSP_STATUS_PRESENT (1 << 31) -# define SSP_STATUS_SD_PRESENT (1 << 29) -# define SSP_STATUS_CARD_DETECT (1 << 28) -# define SSP_STATUS_RESP_CRC_ERR (1 << 16) -# define SSP_STATUS_RESP_ERR (1 << 15) -# define SSP_STATUS_RESP_TIMEOUT (1 << 14) -# define SSP_STATUS_DATA_CRC_ERR (1 << 13) -# define SSP_STATUS_TIMEOUT (1 << 12) -# define SSP_STATUS_FIFO_OVRFLW (1 << 9) -# define SSP_STATUS_FIFO_FULL (1 << 8) -# define SSP_STATUS_FIFO_EMPTY (1 << 5) -# define SSP_STATUS_FIFO_UNDRFLW (1 << 4) -# define SSP_STATUS_CMD_BUSY (1 << 3) -# define SSP_STATUS_DATA_BUSY (1 << 2) -# define SSP_STATUS_BUSY (1 << 0) -# define SSP_STATUS_ERROR (SSP_STATUS_FIFO_OVRFLW | SSP_STATUS_FIFO_UNDRFLW | \ - SSP_STATUS_RESP_CRC_ERR | SSP_STATUS_RESP_ERR | \ - SSP_STATUS_RESP_TIMEOUT | SSP_STATUS_DATA_CRC_ERR | SSP_STATUS_TIMEOUT) - -#ifdef CONFIG_ARCH_IMX28 -# define HW_SSP_DLL_STS 0x110 -#endif - -#ifdef CONFIG_ARCH_IMX23 -# define HW_SSP_DEBUG 0x100 -# define HW_SSP_VERSION 0x110 -#endif - -#ifdef CONFIG_ARCH_IMX28 -# define HW_SSP_DEBUG 0x120 -# define HW_SSP_VERSION 0x130 -#endif - struct mxs_mci_host { struct mci_host host; void __iomem *regs; |