X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Fblackfin%2Finclude%2Fasm%2Fbfin5xx_spi.h;h=5392583d02531fc2e3d2feb20127bf730e575610;hb=27afe58fe60fbf71a25f1f592472c0e7b72b3502;hp=4223cf08ce8359e377a87b4321e09c98863f158d;hpb=04cc69768e7d1f40d98b79d23d203674553b4da2;p=pandora-kernel.git

diff --git a/arch/blackfin/include/asm/bfin5xx_spi.h b/arch/blackfin/include/asm/bfin5xx_spi.h
index 4223cf08ce83..5392583d0253 100644
--- a/arch/blackfin/include/asm/bfin5xx_spi.h
+++ b/arch/blackfin/include/asm/bfin5xx_spi.h
@@ -41,6 +41,27 @@
 #define BIT_STU_SENDOVER    0x0001
 #define BIT_STU_RECVFULL    0x0020
 
+/*
+ * All Blackfin system MMRs are padded to 32bits even if the register
+ * itself is only 16bits.  So use a helper macro to streamline this.
+ */
+#define __BFP(m) u16 m; u16 __pad_##m
+
+/*
+ * bfin spi registers layout
+ */
+struct bfin_spi_regs {
+	__BFP(ctl);
+	__BFP(flg);
+	__BFP(stat);
+	__BFP(tdbr);
+	__BFP(rdbr);
+	__BFP(baud);
+	__BFP(shadow);
+};
+
+#undef __BFP
+
 #define MAX_CTRL_CS          8  /* cs in spi controller */
 
 /* device.platform_data for SSP controller devices */