#include <mmc.h>
#include <part.h>
#include <i2c.h>
+#include <twl4030.h>
#include <asm/io.h>
-#include <asm/arch/mmc.h>
+
+#include "omap3_mmc.h"
const unsigned short mmc_transspeed_val[15][4] = {
{CLKD(10, 1), CLKD(10, 10), CLKD(10, 100), CLKD(10, 1000)},
mmc_card_data cur_card_data;
static block_dev_desc_t mmc_blk_dev;
-static hsmmc_t *mmc_base = (hsmmc_t *)OMAP_HSMMC_BASE;
+static hsmmc_t *mmc_base = (hsmmc_t *)OMAP_HSMMC1_BASE;
-block_dev_desc_t *mmc_get_dev(int dev)
+int mmc_set_dev(int dev_num)
{
- return (block_dev_desc_t *) &mmc_blk_dev;
+ switch (dev_num) {
+ case 1:
+ mmc_base = (hsmmc_t *)OMAP_HSMMC1_BASE;
+ break;
+ case 2:
+ mmc_base = (hsmmc_t *)OMAP_HSMMC2_BASE;
+ break;
+ case 3:
+ mmc_base = (hsmmc_t *)OMAP_HSMMC3_BASE;
+ break;
+ default:
+ mmc_base = (hsmmc_t *)OMAP_HSMMC1_BASE;
+ return 1;
+ }
+
+ return 0;
}
-void twl4030_mmc_config(void)
+block_dev_desc_t *mmc_get_dev(int dev)
{
- unsigned char data;
-
- data = DEV_GRP_P1;
- i2c_write(PWRMGT_ADDR_ID4, VMMC1_DEV_GRP, 1, &data, 1);
- data = VMMC1_VSEL_30;
- i2c_write(PWRMGT_ADDR_ID4, VMMC1_DEDICATED, 1, &data, 1);
+ return (block_dev_desc_t *) &mmc_blk_dev;
}
unsigned char mmc_board_init(void)
{
- t2_t *t2_base = (t2_t *)T2_BASE;
+#if defined(CONFIG_TWL4030_POWER)
+ twl4030_power_mmc_init();
+#endif
- twl4030_mmc_config();
+#if defined(CONFIG_OMAP34XX)
+ t2_t *t2_base = (t2_t *)T2_BASE;
+ struct prcm *prcm_base = (struct prcm *)PRCM_BASE;
writel(readl(&t2_base->pbias_lite) | PBIASLITEPWRDNZ1 |
PBIASSPEEDCTRL0 | PBIASLITEPWRDNZ0,
writel(readl(&t2_base->devconf0) | MMCSDIO1ADPCLKISEL,
&t2_base->devconf0);
+ writel(readl(&t2_base->devconf1) | MMCSDIO2ADPCLKISEL,
+ &t2_base->devconf1);
+
+ writel(readl(&prcm_base->fclken1_core) |
+ EN_MMC1 | EN_MMC2 | EN_MMC3,
+ &prcm_base->fclken1_core);
+
+ writel(readl(&prcm_base->iclken1_core) |
+ EN_MMC1 | EN_MMC2 | EN_MMC3,
+ &prcm_base->iclken1_core);
+#endif
+
+/* TODO add appropriate OMAP4 init */
+
return 1;
}
unsigned char err;
unsigned int argument = 0;
unsigned int ocr_value, ocr_recvd, ret_cmd41, hcs_val;
- unsigned int resp[4];
unsigned short retry_cnt = 2000;
+ mmc_resp_t mmc_resp;
/* Set to Initialization Clock */
err = mmc_clock_config(CLK_400KHZ, 0);
argument = 0x00000000;
ocr_value = (0x1FF << 15);
- err = mmc_send_cmd(MMC_CMD0, argument, resp);
+ err = mmc_send_cmd(MMC_CMD0, argument, mmc_resp.resp);
if (err != 1)
return err;
argument = SD_CMD8_CHECK_PATTERN | SD_CMD8_2_7_3_6_V_RANGE;
- err = mmc_send_cmd(MMC_SDCMD8, argument, resp);
+ err = mmc_send_cmd(MMC_SDCMD8, argument, mmc_resp.resp);
hcs_val = (err == 1) ?
MMC_OCR_REG_HOST_CAPACITY_SUPPORT_SECTOR :
MMC_OCR_REG_HOST_CAPACITY_SUPPORT_BYTE;
argument = 0x0000 << 16;
- err = mmc_send_cmd(MMC_CMD55, argument, resp);
+ err = mmc_send_cmd(MMC_CMD55, argument, mmc_resp.resp);
if (err == 1) {
mmc_card_cur->card_type = SD_CARD;
ocr_value |= hcs_val;
}
argument = ocr_value;
- err = mmc_send_cmd(ret_cmd41, argument, resp);
+ err = mmc_send_cmd(ret_cmd41, argument, mmc_resp.resp);
if (err != 1)
return err;
- ocr_recvd = ((mmc_resp_r3 *) resp)->ocr;
+ ocr_recvd = mmc_resp.r3.ocr;
while (!(ocr_recvd & (0x1 << 31)) && (retry_cnt > 0)) {
retry_cnt--;
if (mmc_card_cur->card_type == SD_CARD) {
argument = 0x0000 << 16;
- err = mmc_send_cmd(MMC_CMD55, argument, resp);
+ err = mmc_send_cmd(MMC_CMD55, argument, mmc_resp.resp);
}
argument = ocr_value;
- err = mmc_send_cmd(ret_cmd41, argument, resp);
+ err = mmc_send_cmd(ret_cmd41, argument, mmc_resp.resp);
if (err != 1)
return err;
- ocr_recvd = ((mmc_resp_r3 *) resp)->ocr;
+ ocr_recvd = mmc_resp.r3.ocr;
}
if (!(ocr_recvd & (0x1 << 31)))
if (!(ocr_recvd & ocr_value))
return 0;
- err = mmc_send_cmd(MMC_CMD2, argument, resp);
+ err = mmc_send_cmd(MMC_CMD2, argument, mmc_resp.resp);
if (err != 1)
return err;
if (mmc_card_cur->card_type == MMC_CARD) {
argument = mmc_card_cur->RCA << 16;
- err = mmc_send_cmd(MMC_CMD3, argument, resp);
+ err = mmc_send_cmd(MMC_CMD3, argument, mmc_resp.resp);
if (err != 1)
return err;
} else {
argument = 0x00000000;
- err = mmc_send_cmd(MMC_SDCMD3, argument, resp);
+ err = mmc_send_cmd(MMC_SDCMD3, argument, mmc_resp.resp);
if (err != 1)
return err;
- mmc_card_cur->RCA = ((mmc_resp_r6 *) resp)->newpublishedrca;
+ mmc_card_cur->RCA = mmc_resp.r6.newpublishedrca;
}
writel(readl(&mmc_base->con) & ~OD, &mmc_base->con);
{
unsigned char ret_val;
unsigned int argument;
- unsigned int resp[4];
unsigned int trans_clk, trans_fact, trans_unit, retries = 2;
- mmc_csd_reg_t Card_CSD;
unsigned char trans_speed;
+ mmc_resp_t mmc_resp;
ret_val = mmc_init_setup();
} while ((retries > 0) && (ret_val != 1));
argument = mmc_card_cur->RCA << 16;
- ret_val = mmc_send_cmd(MMC_CMD9, argument, resp);
+ ret_val = mmc_send_cmd(MMC_CMD9, argument, mmc_resp.resp);
if (ret_val != 1)
return ret_val;
- ((unsigned int *) &Card_CSD)[3] = resp[3];
- ((unsigned int *) &Card_CSD)[2] = resp[2];
- ((unsigned int *) &Card_CSD)[1] = resp[1];
- ((unsigned int *) &Card_CSD)[0] = resp[0];
-
if (mmc_card_cur->card_type == MMC_CARD)
- mmc_card_cur->version = Card_CSD.spec_vers;
+ mmc_card_cur->version = mmc_resp.Card_CSD.spec_vers;
- trans_speed = Card_CSD.tran_speed;
+ trans_speed = mmc_resp.Card_CSD.tran_speed;
- ret_val = mmc_send_cmd(MMC_CMD4, MMC_DSR_DEFAULT << 16, resp);
+ ret_val = mmc_send_cmd(MMC_CMD4, MMC_DSR_DEFAULT << 16, mmc_resp.resp);
if (ret_val != 1)
return ret_val;
return ret_val;
argument = mmc_card_cur->RCA << 16;
- ret_val = mmc_send_cmd(MMC_CMD7_SELECT, argument, resp);
+ ret_val = mmc_send_cmd(MMC_CMD7_SELECT, argument, mmc_resp.resp);
if (ret_val != 1)
return ret_val;
/* Configure the block length to 512 bytes */
argument = MMCSD_SECTOR_SIZE;
- ret_val = mmc_send_cmd(MMC_CMD16, argument, resp);
+ ret_val = mmc_send_cmd(MMC_CMD16, argument, mmc_resp.resp);
if (ret_val != 1)
return ret_val;
/* get the card size in sectors */
- ret_val = mmc_read_cardsize(mmc_card_cur, &Card_CSD);
+ ret_val = mmc_read_cardsize(mmc_card_cur, &mmc_resp.Card_CSD);
if (ret_val != 1)
return ret_val;
return 1;
}
-int mmc_legacy_init(int verbose)
+int mmc_legacy_init(int dev)
{
+ if (mmc_set_dev(dev) != 0)
+ return 1;
+
if (configure_mmc(&cur_card_data) != 1)
return 1;
projects / u-boot / blobdiff