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path: root/drivers/mmc/host/omap_hsmmc.c
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Diffstat (limited to 'drivers/mmc/host/omap_hsmmc.c')
-rw-r--r--drivers/mmc/host/omap_hsmmc.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 9a7a60aeb19e..389a3eedfc24 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -85,7 +85,6 @@
85#define BRR_ENABLE (1 << 5) 85#define BRR_ENABLE (1 << 5)
86#define DTO_ENABLE (1 << 20) 86#define DTO_ENABLE (1 << 20)
87#define INIT_STREAM (1 << 1) 87#define INIT_STREAM (1 << 1)
88#define ACEN_ACMD12 (1 << 2)
89#define DP_SELECT (1 << 21) 88#define DP_SELECT (1 << 21)
90#define DDIR (1 << 4) 89#define DDIR (1 << 4)
91#define DMA_EN 0x1 90#define DMA_EN 0x1
@@ -117,7 +116,6 @@
117#define OMAP_MMC_MAX_CLOCK 52000000 116#define OMAP_MMC_MAX_CLOCK 52000000
118#define DRIVER_NAME "omap_hsmmc" 117#define DRIVER_NAME "omap_hsmmc"
119 118
120#define AUTO_CMD12 (1 << 0) /* Auto CMD12 support */
121/* 119/*
122 * One controller can have multiple slots, like on some omap boards using 120 * One controller can have multiple slots, like on some omap boards using
123 * omap.c controller driver. Luckily this is not currently done on any known 121 * omap.c controller driver. Luckily this is not currently done on any known
@@ -177,7 +175,6 @@ struct omap_hsmmc_host {
177 int reqs_blocked; 175 int reqs_blocked;
178 int use_reg; 176 int use_reg;
179 int req_in_progress; 177 int req_in_progress;
180 unsigned int flags;
181 struct omap_hsmmc_next next_data; 178 struct omap_hsmmc_next next_data;
182 179
183 struct omap_mmc_platform_data *pdata; 180 struct omap_mmc_platform_data *pdata;
@@ -773,8 +770,6 @@ omap_hsmmc_start_command(struct omap_hsmmc_host *host, struct mmc_command *cmd,
773 cmdtype = 0x3; 770 cmdtype = 0x3;
774 771
775 cmdreg = (cmd->opcode << 24) | (resptype << 16) | (cmdtype << 22); 772 cmdreg = (cmd->opcode << 24) | (resptype << 16) | (cmdtype << 22);
776 if ((host->flags & AUTO_CMD12) && mmc_op_multi(cmd->opcode))
777 cmdreg |= ACEN_ACMD12;
778 773
779 if (data) { 774 if (data) {
780 cmdreg |= DP_SELECT | MSBS | BCE; 775 cmdreg |= DP_SELECT | MSBS | BCE;
@@ -847,14 +842,11 @@ omap_hsmmc_xfer_done(struct omap_hsmmc_host *host, struct mmc_data *data)
847 else 842 else
848 data->bytes_xfered = 0; 843 data->bytes_xfered = 0;
849 844
850 if (data->stop && ((!(host->flags & AUTO_CMD12)) || data->error)) { 845 if (!data->stop) {
851 omap_hsmmc_start_command(host, data->stop, NULL);
852 } else {
853 if (data->stop)
854 data->stop->resp[0] = OMAP_HSMMC_READ(host->base,
855 RSP76);
856 omap_hsmmc_request_done(host, data->mrq); 846 omap_hsmmc_request_done(host, data->mrq);
847 return;
857 } 848 }
849 omap_hsmmc_start_command(host, data->stop, NULL);
858} 850}
859 851
860/* 852/*
@@ -1859,7 +1851,6 @@ static int __devinit omap_hsmmc_probe(struct platform_device *pdev)
1859 host->mapbase = res->start + pdata->reg_offset; 1851 host->mapbase = res->start + pdata->reg_offset;
1860 host->base = ioremap(host->mapbase, SZ_4K); 1852 host->base = ioremap(host->mapbase, SZ_4K);
1861 host->power_mode = MMC_POWER_OFF; 1853 host->power_mode = MMC_POWER_OFF;
1862 host->flags = AUTO_CMD12;
1863 host->next_data.cookie = 1; 1854 host->next_data.cookie = 1;
1864 1855
1865 platform_set_drvdata(pdev, host); 1856 platform_set_drvdata(pdev, host);