Add support for the ISIS-OBC and MIST OBCSW

Closes #1 (closed)

drivers/mmc/gen_atmel_mci.c

@@ -58,7 +58,11 @@ struct atmel_mci_priv {
 /* Read Atmel MCI IP version */
 static unsigned int atmel_mci_get_version(struct atmel_mci *mci)
 {
+#ifndef CONFIG_AT91SAM9G20ISIS
 	return readl(&mci->version) & 0x00000fff;
+#else
+	return 0;
+#endif
 }
 
 /*
@@ -186,9 +190,13 @@ static u32 mci_encode_cmd(
 		*error_flags |= MMCI_BIT(RCRCE);
 	if (cmd->resp_type & MMC_RSP_136)
 		cmdr |= MMCI_BF(RSPTYP, 2);
-	else if (cmd->resp_type & MMC_RSP_BUSY)
+	else if (cmd->resp_type & MMC_RSP_BUSY) {
+#ifndef CONFIG_AT91SAM9G20ISIS
 		cmdr |= MMCI_BF(RSPTYP, 3);
-	else if (cmd->resp_type & MMC_RSP_PRESENT)
+#else
+		cmdr |= MMCI_BF(RSPTYP, 1);
+#endif
+	} else if (cmd->resp_type & MMC_RSP_PRESENT)
 		cmdr |= MMCI_BF(RSPTYP, 1);
 
 	return cmdr | MMCI_BF(CMDNB, cmd->cmdidx);
@@ -297,8 +305,9 @@ mci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
 		cmd->response[1] = readl(&mci->rspr1);
 		cmd->response[2] = readl(&mci->rspr2);
 		cmd->response[3] = readl(&mci->rspr3);
-	} else
+	} else if (cmd->resp_type & MMC_RSP_PRESENT) {
 		cmd->response[0] = readl(&mci->rspr);
+	}
 
 	/* transfer all of the blocks */
 	if (data) {
@@ -433,7 +442,6 @@ static int mci_init(struct mmc *mmc)
 	struct atmel_mci_priv *priv = mmc->priv;
 	atmel_mci_t *mci = priv->mci;
 #endif
-
 	/* Initialize controller */
 	writel(MMCI_BIT(SWRST), &mci->cr);	/* soft reset */
 	writel(MMCI_BIT(PWSDIS), &mci->cr);	/* disable power save */