unsigned int start_addr)
{
unsigned int stat, rdy, mask, timeout, block = 0;
+#ifdef CONFIG_MMC_SDMA
+ unsigned char ctrl;
+ ctrl = sdhci_readl(host, SDHCI_HOST_CONTROL);
+ ctrl &= ~SDHCI_CTRL_DMA_MASK;
+ ctrl |= SDHCI_CTRL_SDMA;
+ sdhci_writel(host, ctrl, SDHCI_HOST_CONTROL);
+#endif
- timeout = 10000;
+ timeout = 1000000;
rdy = SDHCI_INT_SPACE_AVAIL | SDHCI_INT_DATA_AVAIL;
mask = SDHCI_DATA_AVAILABLE | SDHCI_SPACE_AVAILABLE;
do {
if (!ret && data)
ret = sdhci_transfer_data(host, data, start_addr);
+ if (host->quirks & SDHCI_QUIRK_WAIT_SEND_CMD)
+ udelay(1000);
+
stat = sdhci_readl(host, SDHCI_INT_STATUS);
sdhci_writel(host, SDHCI_INT_ALL_MASK, SDHCI_INT_STATUS);
if (!ret) {
if (clock == 0)
return 0;
- if (host->version >= SDHCI_SPEC_300) {
+ if ((host->version & SDHCI_SPEC_VER_MASK) >= SDHCI_SPEC_300) {
/* Version 3.00 divisors must be a multiple of 2. */
if (mmc->f_max <= clock)
div = 1;
}
div >>= 1;
+ if (host->set_clock)
+ host->set_clock(host->index, div);
+
clk = (div & SDHCI_DIV_MASK) << SDHCI_DIVIDER_SHIFT;
clk |= ((div & SDHCI_DIV_HI_MASK) >> SDHCI_DIV_MASK_LEN)
<< SDHCI_DIVIDER_HI_SHIFT;
return;
}
+ if (host->quirks & SDHCI_QUIRK_NO_SIMULT_VDD_AND_POWER)
+ sdhci_writeb(host, pwr, SDHCI_POWER_CONTROL);
+
pwr |= SDHCI_POWER_ON;
sdhci_writeb(host, pwr, SDHCI_POWER_CONTROL);
ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL);
if (mmc->bus_width == 8) {
ctrl &= ~SDHCI_CTRL_4BITBUS;
- if (host->version >= SDHCI_SPEC_300)
+ if ((host->version & SDHCI_SPEC_VER_MASK) >= SDHCI_SPEC_300)
ctrl |= SDHCI_CTRL_8BITBUS;
} else {
- if (host->version >= SDHCI_SPEC_300)
+ if ((host->version & SDHCI_SPEC_VER_MASK) >= SDHCI_SPEC_300)
ctrl &= ~SDHCI_CTRL_8BITBUS;
if (mmc->bus_width == 4)
ctrl |= SDHCI_CTRL_4BITBUS;
}
}
- /* Eable all state */
- sdhci_writel(host, SDHCI_INT_ALL_MASK, SDHCI_INT_ENABLE);
- sdhci_writel(host, SDHCI_INT_ALL_MASK, SDHCI_SIGNAL_ENABLE);
-
sdhci_set_power(host, fls(mmc->voltages) - 1);
+ if (host->quirks & SDHCI_QUIRK_NO_CD) {
+ unsigned int status;
+
+ sdhci_writel(host, SDHCI_CTRL_CD_TEST_INS | SDHCI_CTRL_CD_TEST,
+ SDHCI_HOST_CONTROL);
+
+ status = sdhci_readl(host, SDHCI_PRESENT_STATE);
+ while ((!(status & SDHCI_CARD_PRESENT)) ||
+ (!(status & SDHCI_CARD_STATE_STABLE)) ||
+ (!(status & SDHCI_CARD_DETECT_PIN_LEVEL)))
+ status = sdhci_readl(host, SDHCI_PRESENT_STATE);
+ }
+
+ /* Enable only interrupts served by the SD controller */
+ sdhci_writel(host, SDHCI_INT_DATA_MASK | SDHCI_INT_CMD_MASK
+ , SDHCI_INT_ENABLE);
+ /* Mask all sdhci interrupt sources */
+ sdhci_writel(host, 0x0, SDHCI_SIGNAL_ENABLE);
+
return 0;
}
mmc->set_ios = sdhci_set_ios;
mmc->init = sdhci_init;
mmc->getcd = NULL;
+ mmc->getwp = NULL;
caps = sdhci_readl(host, SDHCI_CAPABILITIES);
#ifdef CONFIG_MMC_SDMA
if (max_clk)
mmc->f_max = max_clk;
else {
- if (host->version >= SDHCI_SPEC_300)
+ if ((host->version & SDHCI_SPEC_VER_MASK) >= SDHCI_SPEC_300)
mmc->f_max = (caps & SDHCI_CLOCK_V3_BASE_MASK)
>> SDHCI_CLOCK_BASE_SHIFT;
else
if (min_clk)
mmc->f_min = min_clk;
else {
- if (host->version >= SDHCI_SPEC_300)
+ if ((host->version & SDHCI_SPEC_VER_MASK) >= SDHCI_SPEC_300)
mmc->f_min = mmc->f_max / SDHCI_MAX_DIV_SPEC_300;
else
mmc->f_min = mmc->f_max / SDHCI_MAX_DIV_SPEC_200;
mmc->voltages |= host->voltages;
mmc->host_caps = MMC_MODE_HS | MMC_MODE_HS_52MHz | MMC_MODE_4BIT;
- if (caps & SDHCI_CAN_DO_8BIT)
- mmc->host_caps |= MMC_MODE_8BIT;
+ if ((host->version & SDHCI_SPEC_VER_MASK) >= SDHCI_SPEC_300) {
+ if (caps & SDHCI_CAN_DO_8BIT)
+ mmc->host_caps |= MMC_MODE_8BIT;
+ }
if (host->host_caps)
mmc->host_caps |= host->host_caps;