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authorTom Rini <trini@ti.com>2014-02-05 10:24:23 -0500
committerPantelis Antoniou <panto@antoniou-consulting.com>2014-02-07 18:17:49 +0200
commit614b2bf1c9bf80dbad24f5e5ce1d115bf24a831d (patch)
tree64bcd00967e3d7dba76f39f5a2055b93c66740ae /drivers
parent5a99b9de1a845bf254292ae4730633e6ca8a29c7 (diff)
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cmd_mmc.c: Drop open/close mmc sub-commands
The open and close mmc sub-commands implement a hard-coded set of values specific to the SMDK5250 platform. Remove these commands as what they did can be done instead with a series of mmc dev / bootpart / bootbus commands instead now. Cc: Amar <amarendra.xt@samsung.com> Cc: Minkyu Kang <mk7.kang@samsung.com> Acked-by: Jaehoon Chung <jh80.chung@samsung.com> Signed-off-by: Tom Rini <trini@ti.com> Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/mmc.c65
1 files changed, 0 insertions, 65 deletions
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index 37719d2..8ab0bc9 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -1442,71 +1442,6 @@ int mmc_boot_partition_size_change(struct mmc *mmc, unsigned long bootsize,
}
/*
- * This function shall form and send the commands to open / close the
- * boot partition specified by user.
- *
- * Input Parameters:
- * ack: 0x0 - No boot acknowledge sent (default)
- * 0x1 - Boot acknowledge sent during boot operation
- * part_num: User selects boot data that will be sent to master
- * 0x0 - Device not boot enabled (default)
- * 0x1 - Boot partition 1 enabled for boot
- * 0x2 - Boot partition 2 enabled for boot
- * access: User selects partitions to access
- * 0x0 : No access to boot partition (default)
- * 0x1 : R/W boot partition 1
- * 0x2 : R/W boot partition 2
- * 0x3 : R/W Replay Protected Memory Block (RPMB)
- *
- * Returns 0 on success.
- */
-int mmc_boot_part_access(struct mmc *mmc, u8 ack, u8 part_num, u8 access)
-{
- int err;
- struct mmc_cmd cmd;
-
- /* Boot ack enable, boot partition enable , boot partition access */
- cmd.cmdidx = MMC_CMD_SWITCH;
- cmd.resp_type = MMC_RSP_R1b;
-
- cmd.cmdarg = (MMC_SWITCH_MODE_WRITE_BYTE << 24) |
- (EXT_CSD_PART_CONF << 16) |
- ((EXT_CSD_BOOT_ACK(ack) |
- EXT_CSD_BOOT_PART_NUM(part_num) |
- EXT_CSD_PARTITION_ACCESS(access)) << 8);
-
- err = mmc_send_cmd(mmc, &cmd, NULL);
- if (err) {
- if (access) {
- debug("mmc boot partition#%d open fail:Error1 = %d\n",
- part_num, err);
- } else {
- debug("mmc boot partition#%d close fail:Error = %d\n",
- part_num, err);
- }
- return err;
- }
-
- if (access) {
- /* 4bit transfer mode at booting time. */
- cmd.cmdidx = MMC_CMD_SWITCH;
- cmd.resp_type = MMC_RSP_R1b;
-
- cmd.cmdarg = (MMC_SWITCH_MODE_WRITE_BYTE << 24) |
- (EXT_CSD_BOOT_BUS_WIDTH << 16) |
- ((1 << 0) << 8);
-
- err = mmc_send_cmd(mmc, &cmd, NULL);
- if (err) {
- debug("mmc boot partition#%d open fail:Error2 = %d\n",
- part_num, err);
- return err;
- }
- }
- return 0;
-}
-
-/*
* Modify EXT_CSD[177] which is BOOT_BUS_WIDTH
* based on the passed in values for BOOT_BUS_WIDTH, RESET_BOOT_BUS_WIDTH
* and BOOT_MODE.