The MX23 can only use two SSP ports.
Signed-off-by: Marek Vasut marex@denx.de Cc: Andy Fleming afleming@freescale.com Cc: Fabio Estevam fabio.estevam@freescale.com Cc: Otavio Salvador otavio@ossystems.com.br Cc: Stefano Babic sbabic@denx.de --- drivers/mmc/mxsmmc.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/drivers/mmc/mxsmmc.c b/drivers/mmc/mxsmmc.c index 76878d0..0c4cd54 100644 --- a/drivers/mmc/mxsmmc.c +++ b/drivers/mmc/mxsmmc.c @@ -356,6 +356,16 @@ int mxsmmc_initialize(bd_t *bis, int id, int (*wp)(int)) struct mmc *mmc = NULL; struct mxsmmc_priv *priv = NULL; int ret; +#if defined(CONFIG_MX23) + const unsigned int mxsmmc_max_id = 2; + const unsigned int mxsmmc_clk_id = 0; +#elif defined(CONFIG_MX28) + const unsigned int mxsmmc_max_id = 4; + const unsigned int mxsmmc_clk_id = id; +#endif + + if (id >= mxsmmc_max_id) + return -ENODEV;
mmc = malloc(sizeof(struct mmc)); if (!mmc) @@ -401,7 +411,7 @@ int mxsmmc_initialize(bd_t *bis, int id, int (*wp)(int)) * CLOCK_RATE could be any integer from 0 to 255. */ mmc->f_min = 400000; - mmc->f_max = mxc_get_clock(MXC_SSP0_CLK + id) * 1000 / 2; + mmc->f_max = mxc_get_clock(MXC_SSP0_CLK + mxsmmc_clk_id) * 1000 / 2; mmc->b_max = 0x20;
mmc_register(mmc);