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PXA: PXAMMC: Add Monahans support

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This patch enables PXAMCI support on PXA3xx CPUs. This patch only enables MMC1
though, MMC2 and PXA31x MMC3 will need further patch to be operational.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
This commit is contained in:
Marek Vasut 2009-10-14 00:25:33 +02:00
parent 55429a0323
commit 43c15d3dd5
1 changed files with 6 additions and 3 deletions
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9
drivers/mmc/pxa_mmc.c
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@ -126,7 +126,7 @@ mmc_block_read(uchar * dst, ulong src, ulong len)
MMC_I_MASK = ~MMC_I_MASK_RXFIFO_RD_REQ;
while (len) {
if (MMC_I_REG & MMC_I_REG_RXFIFO_RD_REQ) {
#ifdef CONFIG_PXA27X
#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS)
int i;
for (i = min(len, 32); i; i--) {
*dst++ = *((volatile uchar *)&MMC_RXFIFO);
@ -558,8 +558,11 @@ mmc_legacy_init(int verbose)
set_GPIO_mode(GPIO6_MMCCLK_MD);
set_GPIO_mode(GPIO8_MMCCS0_MD);
#endif
#ifdef CONFIG_CPU_MONAHANS /* pxa3xx */
CKENA |= CKENA_12_MMC0 | CKENA_13_MMC1;
#else /* pxa2xx */
CKEN |= CKEN12_MMC; /* enable MMC unit clock */
#endif
MMC_CLKRT = MMC_CLKRT_0_3125MHZ;
MMC_RESTO = MMC_RES_TO_MAX;
MMC_SPI = MMC_SPI_DISABLE;
@ -624,7 +627,7 @@ mmc_legacy_init(int verbose)
MMC_CLKRT = 0; /* 20 MHz */
resp = mmc_cmd(MMC_CMD_SELECT_CARD, rca, 0, MMC_CMDAT_R1);
#ifdef CONFIG_PXA27X
#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS)
if (IF_TYPE_SD == mmc_dev.if_type) {
resp = mmc_cmd(MMC_CMD_APP_CMD, rca, 0, MMC_CMDAT_R1);
resp = mmc_cmd(SD_CMD_APP_SET_BUS_WIDTH, 0, 2, MMC_CMDAT_R1);