Blackfin: pata_bfin: convert to portmux framework
authorMike Frysinger <vapier@gentoo.org>
Wed, 2 Jun 2010 10:00:04 +0000 (06:00 -0400)
committerMike Frysinger <vapier@gentoo.org>
Tue, 13 Jul 2010 21:50:49 +0000 (17:50 -0400)
Rather than bang MMRs directly, use the new portmux framework to handle
the details.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
drivers/block/pata_bfin.c

index f16dabeba792bf4761a2e87b213e5d210cf64cf5..847c03226a6d161556084c2de9fff9397da6e6bf 100644 (file)
@@ -14,6 +14,7 @@
 #include <asm/byteorder.h>
 #include <asm/io.h>
 #include <asm/errno.h>
+#include <asm/portmux.h>
 #include <asm/mach-common/bits/pata.h>
 #include <ata.h>
 #include <libata.h>
@@ -769,19 +770,17 @@ static int bfin_ata_reset_port(struct ata_port *ap)
  */
 static int bfin_config_atapi_gpio(struct ata_port *ap)
 {
-       bfin_write_PORTH_FER(bfin_read_PORTH_FER() | 0x4);
-       bfin_write_PORTH_MUX(bfin_read_PORTH_MUX() & ~0x30);
-       bfin_write_PORTH_DIR_SET(0x4);
-
-       bfin_write_PORTJ_FER(0x7f8);
-       bfin_write_PORTJ_MUX(bfin_read_PORTI_MUX() & ~0x3fffc0);
-       bfin_write_PORTJ_DIR_SET(0x5f8);
-       bfin_write_PORTJ_DIR_CLEAR(0x200);
-       bfin_write_PORTJ_INEN(0x200);
-
-       bfin_write_PINT2_ASSIGN(0x0707);
-       bfin_write_PINT2_MASK_SET(0x200);
-       SSYNC();
+       const unsigned short pins[] = {
+               P_ATAPI_RESET, P_ATAPI_DIOR, P_ATAPI_DIOW, P_ATAPI_CS0,
+               P_ATAPI_CS1, P_ATAPI_DMACK, P_ATAPI_DMARQ, P_ATAPI_INTRQ,
+               P_ATAPI_IORDY, P_ATAPI_D0A, P_ATAPI_D1A, P_ATAPI_D2A,
+               P_ATAPI_D3A, P_ATAPI_D4A, P_ATAPI_D5A, P_ATAPI_D6A,
+               P_ATAPI_D7A, P_ATAPI_D8A, P_ATAPI_D9A, P_ATAPI_D10A,
+               P_ATAPI_D11A, P_ATAPI_D12A, P_ATAPI_D13A, P_ATAPI_D14A,
+               P_ATAPI_D15A, P_ATAPI_A0A, P_ATAPI_A1A, P_ATAPI_A2A, 0,
+       };
+
+       peripheral_request_list(pins, "pata_bfin");
 
        return 0;
 }