ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/marvell/uboot/drivers/mmc/mmc_write.c b/marvell/uboot/drivers/mmc/mmc_write.c
new file mode 100644
index 0000000..a655654
--- /dev/null
+++ b/marvell/uboot/drivers/mmc/mmc_write.c
@@ -0,0 +1,172 @@
+/*
+ * Copyright 2008, Freescale Semiconductor, Inc
+ * Andy Fleming
+ *
+ * Based vaguely on the Linux code
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <config.h>
+#include <common.h>
+#include <part.h>
+#include "mmc_private.h"
+
+static ulong mmc_erase_t(struct mmc *mmc, ulong start, lbaint_t blkcnt)
+{
+ struct mmc_cmd cmd;
+ ulong end;
+ int err, start_cmd, end_cmd;
+
+ if (mmc->high_capacity) {
+ end = start + blkcnt - 1;
+ } else {
+ end = (start + blkcnt - 1) * mmc->write_bl_len;
+ start *= mmc->write_bl_len;
+ }
+
+ if (IS_SD(mmc)) {
+ start_cmd = SD_CMD_ERASE_WR_BLK_START;
+ end_cmd = SD_CMD_ERASE_WR_BLK_END;
+ } else {
+ start_cmd = MMC_CMD_ERASE_GROUP_START;
+ end_cmd = MMC_CMD_ERASE_GROUP_END;
+ }
+
+ cmd.cmdidx = start_cmd;
+ cmd.cmdarg = start;
+ cmd.resp_type = MMC_RSP_R1;
+
+ err = mmc_send_cmd(mmc, &cmd, NULL);
+ if (err)
+ goto err_out;
+
+ cmd.cmdidx = end_cmd;
+ cmd.cmdarg = end;
+
+ err = mmc_send_cmd(mmc, &cmd, NULL);
+ if (err)
+ goto err_out;
+
+ cmd.cmdidx = MMC_CMD_ERASE;
+ cmd.cmdarg = SECURE_ERASE;
+ cmd.resp_type = MMC_RSP_R1b;
+
+ err = mmc_send_cmd(mmc, &cmd, NULL);
+ if (err)
+ goto err_out;
+
+ return 0;
+
+err_out:
+ puts("mmc erase failed\n");
+ return err;
+}
+
+unsigned long mmc_berase(int dev_num, lbaint_t start, lbaint_t blkcnt)
+{
+ int err = 0;
+ struct mmc *mmc = find_mmc_device(dev_num);
+ int timeout = 1000;
+
+ if (!mmc)
+ return -1;
+
+ if ((start % mmc->erase_grp_size) || (blkcnt % mmc->erase_grp_size))
+ printf("\n\nCaution! Your devices Erase group is 0x%x\n"
+ "The erase range would be change to "
+ "0x" LBAF "~0x" LBAF "\n\n",
+ mmc->erase_grp_size, start & ~(mmc->erase_grp_size - 1),
+ ((start + blkcnt + mmc->erase_grp_size)
+ & ~(mmc->erase_grp_size - 1)) - 1);
+
+ err = mmc_erase_t(mmc, start, blkcnt);
+ if (err)
+ return err;
+
+ /* Waiting for the ready status */
+ if (mmc_send_status(mmc, timeout))
+ return 0;
+
+ return blkcnt;
+}
+
+static ulong mmc_write_blocks(struct mmc *mmc, lbaint_t start,
+ lbaint_t blkcnt, const void *src)
+{
+ struct mmc_cmd cmd;
+ struct mmc_data data;
+ int timeout = 1000;
+
+ if ((start + blkcnt) > mmc->block_dev.lba) {
+ printf("MMC: block number 0x" LBAF " exceeds max(0x" LBAF ")\n",
+ start + blkcnt, mmc->block_dev.lba);
+ return 0;
+ }
+
+ if (blkcnt == 0)
+ return 0;
+ else if (blkcnt == 1)
+ cmd.cmdidx = MMC_CMD_WRITE_SINGLE_BLOCK;
+ else
+ cmd.cmdidx = MMC_CMD_WRITE_MULTIPLE_BLOCK;
+
+ if (mmc->high_capacity)
+ cmd.cmdarg = start;
+ else
+ cmd.cmdarg = start * mmc->write_bl_len;
+
+ cmd.resp_type = MMC_RSP_R1;
+
+ data.src = src;
+ data.blocks = blkcnt;
+ data.blocksize = mmc->write_bl_len;
+ data.flags = MMC_DATA_WRITE;
+
+ if (mmc_send_cmd(mmc, &cmd, &data)) {
+ printf("mmc write failed\n");
+ return 0;
+ }
+
+ /* SPI multiblock writes terminate using a special
+ * token, not a STOP_TRANSMISSION request.
+ */
+ if (!mmc_host_is_spi(mmc) && blkcnt > 1) {
+ cmd.cmdidx = MMC_CMD_STOP_TRANSMISSION;
+ cmd.cmdarg = 0;
+ cmd.resp_type = MMC_RSP_R1b;
+ if (mmc_send_cmd(mmc, &cmd, NULL)) {
+ printf("mmc fail to send stop cmd\n");
+ return 0;
+ }
+ }
+
+ /* Waiting for the ready status */
+ if (mmc_send_status(mmc, timeout))
+ return 0;
+
+ return blkcnt;
+}
+
+ulong mmc_bwrite(int dev_num, lbaint_t start, lbaint_t blkcnt, const void *src)
+{
+ lbaint_t cur, blocks_todo = blkcnt;
+
+ struct mmc *mmc = find_mmc_device(dev_num);
+ if (!mmc)
+ return 0;
+
+ if (mmc_set_blocklen(mmc, mmc->write_bl_len))
+ return 0;
+
+ do {
+ cur = (blocks_todo > mmc->b_max) ? mmc->b_max : blocks_todo;
+ if (mmc_write_blocks(mmc, start, cur, src) != cur)
+ return 0;
+ blocks_todo -= cur;
+ start += cur;
+ src += cur * mmc->write_bl_len;
+ } while (blocks_todo > 0);
+
+ return blkcnt;
+}