Nyaaori/rockbox
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

sd-as3525v2: describe CTYPE bit

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24827 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2010-02-21 22:01:13 +00:00
parent 4be56226c1
commit ceae8748b8
1 changed files with 6 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
firmware/target/arm/as3525/sd-as3525v2.c
View file

@ -157,7 +157,10 @@ static void printf(const char *format, ...)
#define MCI_CLKSRC SD_REG(0x0C) /* clock source */
#define MCI_CLKENA SD_REG(0x10) /* clock enable */
#define MCI_TMOUT SD_REG(0x14) /* timeout */
#define MCI_CTYPE SD_REG(0x18) /* card type */
/* 1 bit per card, set = wide bus */
#define MCI_BLKSIZ SD_REG(0x1C) /* block size */
#define MCI_BYTCNT SD_REG(0x20) /* byte count */
#define MCI_MASK SD_REG(0x24) /* interrupt mask */
@ -423,8 +426,7 @@ static int sd_init_card(void)
if(!send_cmd(SD_SET_BUS_WIDTH, card_info.rca | 2, MCI_NO_RESP, NULL))
return -11;
MCI_CTYPE &= ~(0x10001);
MCI_CTYPE |= 0x1;
MCI_CTYPE = (1<<0); /* Bus width = 4 */
if(!send_cmd(SD_SELECT_CARD, card_info.rca, MCI_NO_RESP, NULL))
return -9;
@ -503,6 +505,8 @@ static void init_controller(void)
MCI_CTRL |= INT_ENABLE;
MCI_TMOUT = 0xffffffff;
MCI_CTYPE = 0;
MCI_CLKENA = (1<<shift) - 1;
MCI_ARGUMENT = 0;