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-rw-r--r--drivers/mmc/Makefile1
-rw-r--r--drivers/mmc/gen_atmel_mci.c47
-rw-r--r--drivers/mmc/mxsmmc.c2
-rw-r--r--drivers/mmc/omap_hsmmc.c8
-rw-r--r--drivers/mmc/zynq_sdhci.c40
5 files changed, 88 insertions, 10 deletions
diff --git a/drivers/mmc/Makefile b/drivers/mmc/Makefile
index 2b581781d6..24648a2937 100644
--- a/drivers/mmc/Makefile
+++ b/drivers/mmc/Makefile
@@ -47,6 +47,7 @@ COBJS-$(CONFIG_SPEAR_SDHCI) += spear_sdhci.o
COBJS-$(CONFIG_TEGRA_MMC) += tegra_mmc.o
COBJS-$(CONFIG_DWMMC) += dw_mmc.o
COBJS-$(CONFIG_EXYNOS_DWMMC) += exynos_dw_mmc.o
+COBJS-$(CONFIG_ZYNQ_SDHCI) += zynq_sdhci.o
COBJS := $(COBJS-y)
SRCS := $(COBJS:.o=.c)
diff --git a/drivers/mmc/gen_atmel_mci.c b/drivers/mmc/gen_atmel_mci.c
index 70a9f91c8d..77ebf174f0 100644
--- a/drivers/mmc/gen_atmel_mci.c
+++ b/drivers/mmc/gen_atmel_mci.c
@@ -50,6 +50,12 @@
static int initialized = 0;
+/* Read Atmel MCI IP version */
+static unsigned int atmel_mci_get_version(struct atmel_mci *mci)
+{
+ return readl(&mci->version) & 0x00000fff;
+}
+
/*
* Print command and status:
*
@@ -205,7 +211,10 @@ mci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
/* Wait for the command to complete */
while (!((status = readl(&mci->sr)) & MMCI_BIT(CMDRDY)));
- if (status & error_flags) {
+ if ((status & error_flags) & MMCI_BIT(RTOE)) {
+ dump_cmd(cmdr, cmd->cmdarg, status, "Command Time Out");
+ return TIMEOUT;
+ } else if (status & error_flags) {
dump_cmd(cmdr, cmd->cmdarg, status, "Command Failed");
return COMM_ERR;
}
@@ -297,7 +306,9 @@ mci_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data)
static void mci_set_ios(struct mmc *mmc)
{
atmel_mci_t *mci = (atmel_mci_t *)mmc->priv;
- int busw = (mmc->bus_width == 4) ? 1 : 0;
+ int bus_width = mmc->bus_width;
+ unsigned int version = atmel_mci_get_version(mci);
+ int busw;
/* Set the clock speed */
mci_set_mode(mmc, mmc->clock, MMC_DEFAULT_BLKLEN);
@@ -305,9 +316,26 @@ static void mci_set_ios(struct mmc *mmc)
/*
* set the bus width and select slot for this interface
* there is no capability for multiple slots on the same interface yet
- * Bitfield SCDBUS needs to be expanded to 2 bits for 8-bit buses
*/
- writel(MMCI_BF(SCDBUS, busw) | MMCI_BF(SCDSEL, MCI_BUS), &mci->sdcr);
+ if ((version & 0xf00) >= 0x300) {
+ switch (bus_width) {
+ case 8:
+ busw = 3;
+ break;
+ case 4:
+ busw = 2;
+ break;
+ default:
+ busw = 0;
+ break;
+ }
+
+ writel(busw << 6 | MMCI_BF(SCDSEL, MCI_BUS), &mci->sdcr);
+ } else {
+ busw = (bus_width == 4) ? 1 : 0;
+
+ writel(busw << 7 | MMCI_BF(SCDSEL, MCI_BUS), &mci->sdcr);
+ }
}
/* Entered into mmc structure during driver init */
@@ -340,9 +368,12 @@ static int mci_init(struct mmc *mmc)
int atmel_mci_init(void *regs)
{
struct mmc *mmc = malloc(sizeof(struct mmc));
+ struct atmel_mci *mci;
+ unsigned int version;
if (!mmc)
return -1;
+
strcpy(mmc->name, "mci");
mmc->priv = regs;
mmc->send_cmd = mci_send_cmd;
@@ -353,7 +384,13 @@ int atmel_mci_init(void *regs)
/* need to be able to pass these in on a board by board basis */
mmc->voltages = MMC_VDD_32_33 | MMC_VDD_33_34;
- mmc->host_caps = MMC_MODE_4BIT;
+ mci = (struct atmel_mci *)mmc->priv;
+ version = atmel_mci_get_version(mci);
+ if ((version & 0xf00) >= 0x300)
+ mmc->host_caps = MMC_MODE_8BIT;
+
+ mmc->host_caps |= MMC_MODE_4BIT;
+
/*
* min and max frequencies determined by
* max and min of clock divider
diff --git a/drivers/mmc/mxsmmc.c b/drivers/mmc/mxsmmc.c
index a89660f130..fdaf9c763e 100644
--- a/drivers/mmc/mxsmmc.c
+++ b/drivers/mmc/mxsmmc.c
@@ -41,7 +41,7 @@
#include <asm/arch/clock.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/sys_proto.h>
-#include <asm/arch/dma.h>
+#include <asm/imx-common/dma.h>
#include <bouncebuf.h>
struct mxsmmc_priv {
diff --git a/drivers/mmc/omap_hsmmc.c b/drivers/mmc/omap_hsmmc.c
index 166744c320..afdfa886e8 100644
--- a/drivers/mmc/omap_hsmmc.c
+++ b/drivers/mmc/omap_hsmmc.c
@@ -29,7 +29,7 @@
#include <i2c.h>
#include <twl4030.h>
#include <twl6030.h>
-#include <twl6035.h>
+#include <palmas.h>
#include <asm/gpio.h>
#include <asm/io.h>
#include <asm/arch/mmc_host_def.h>
@@ -107,7 +107,7 @@ static void omap4_vmmc_pbias_config(struct mmc *mmc)
}
#endif
-#if defined(CONFIG_OMAP54XX) && defined(CONFIG_TWL6035_POWER)
+#if defined(CONFIG_OMAP54XX) && defined(CONFIG_PALMAS_POWER)
static void omap5_pbias_config(struct mmc *mmc)
{
u32 value = 0;
@@ -117,7 +117,7 @@ static void omap5_pbias_config(struct mmc *mmc)
value |= SDCARD_BIAS_HIZ_MODE;
writel(value, (*ctrl)->control_pbias);
- twl6035_mmc1_poweron_ldo();
+ palmas_mmc1_poweron_ldo();
value = readl((*ctrl)->control_pbias);
value &= ~SDCARD_BIAS_HIZ_MODE;
@@ -178,7 +178,7 @@ unsigned char mmc_board_init(struct mmc *mmc)
if (mmc->block_dev.dev == 0)
omap4_vmmc_pbias_config(mmc);
#endif
-#if defined(CONFIG_OMAP54XX) && defined(CONFIG_TWL6035_POWER)
+#if defined(CONFIG_OMAP54XX) && defined(CONFIG_PALMAS_POWER)
if (mmc->block_dev.dev == 0)
omap5_pbias_config(mmc);
#endif
diff --git a/drivers/mmc/zynq_sdhci.c b/drivers/mmc/zynq_sdhci.c
new file mode 100644
index 0000000000..9e37af45fc
--- /dev/null
+++ b/drivers/mmc/zynq_sdhci.c
@@ -0,0 +1,40 @@
+/*
+ * (C) Copyright 2013 Inc.
+ *
+ * Xilinx Zynq SD Host Controller Interface
+ *
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License version 2 as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+ * Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <malloc.h>
+#include <sdhci.h>
+#include <asm/arch/sys_proto.h>
+
+int zynq_sdhci_init(u32 regbase)
+{
+ struct sdhci_host *host = NULL;
+
+ host = (struct sdhci_host *)malloc(sizeof(struct sdhci_host));
+ if (!host) {
+ printf("zynq_sdhci_init: sdhci_host malloc fail\n");
+ return 1;
+ }
+
+ host->name = "zynq_sdhci";
+ host->ioaddr = (void *)regbase;
+ host->quirks = SDHCI_QUIRK_NO_CD | SDHCI_QUIRK_WAIT_SEND_CMD;
+ host->version = sdhci_readw(host, SDHCI_HOST_VERSION);
+
+ host->host_caps = MMC_MODE_HC;
+
+ add_sdhci(host, 52000000, 52000000 >> 9);
+ return 0;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-02 15:07:16 +0000