liblitesdcard/sdcard: increase busy_wait and use common timeout.

diff --git a/litex/soc/software/liblitesdcard/sdcard.c b/litex/soc/software/liblitesdcard/sdcard.c
index 039c5f8b0334b665a349299d4e871b64f7a31a57..0d5c5c768cebaec3cc0c24ef39d3d70c91cf3e97 100644 (file)
--- a/litex/soc/software/liblitesdcard/sdcard.c
+++ b/litex/soc/software/liblitesdcard/sdcard.c
@@ -42,7 +42,7 @@ int sdcard_wait_cmd_done(void) {
        while (1) {
                cmdevt = sdcore_cmdevt_read();
 #ifdef SDCARD_WAIT_WORKAROUND
-               busy_wait_us(40); /* FIXME */
+               busy_wait_us(100); /* FIXME */
 #endif
 #ifdef SDCARD_DEBUG
                printf("cmdevt: %08x\n", cmdevt);
@@ -70,7 +70,7 @@ int sdcard_wait_data_done(void) {
        while (1) {
                dataevt = sdcore_dataevt_read();
 #ifdef SDCARD_WAIT_WORKAROUND
-               busy_wait_us(1); /* FIXME */
+               busy_wait_us(100); /* FIXME */
 #endif
 #ifdef SDCARD_DEBUG
                printf("dataevt: %08x\n", dataevt);
@@ -420,8 +420,7 @@ int sdcard_init(void) {
        unsigned short rca;
 
        /* initialize SD driver parameters */
-       sdcore_cmdtimeout_write(1<<19);
-       sdcore_datatimeout_write(1<<19);
+       sdcore_timeout_write(1<<19);
 
        /* reset card */
        sdcard_go_idle();