sh: prepare MMCIF driver header file
Update the MMCIF driver to include register information
and register access functions in the header file.
The MMCIF boot code builds on top of this.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/include/linux/mmc/sh_mmcif.h b/include/linux/mmc/sh_mmcif.h
index aafe832..e079c6b 100644
--- a/include/linux/mmc/sh_mmcif.h
+++ b/include/linux/mmc/sh_mmcif.h
@@ -14,6 +14,9 @@
#ifndef __SH_MMCIF_H__
#define __SH_MMCIF_H__
+#include <linux/platform_device.h>
+#include <linux/io.h>
+
/*
* MMCIF : CE_CLK_CTRL [19:16]
* 1000 : Peripheral clock / 512
@@ -36,4 +39,33 @@
u32 ocr;
};
+#define MMCIF_CE_CMD_SET 0x00000000
+#define MMCIF_CE_ARG 0x00000008
+#define MMCIF_CE_ARG_CMD12 0x0000000C
+#define MMCIF_CE_CMD_CTRL 0x00000010
+#define MMCIF_CE_BLOCK_SET 0x00000014
+#define MMCIF_CE_CLK_CTRL 0x00000018
+#define MMCIF_CE_BUF_ACC 0x0000001C
+#define MMCIF_CE_RESP3 0x00000020
+#define MMCIF_CE_RESP2 0x00000024
+#define MMCIF_CE_RESP1 0x00000028
+#define MMCIF_CE_RESP0 0x0000002C
+#define MMCIF_CE_RESP_CMD12 0x00000030
+#define MMCIF_CE_DATA 0x00000034
+#define MMCIF_CE_INT 0x00000040
+#define MMCIF_CE_INT_MASK 0x00000044
+#define MMCIF_CE_HOST_STS1 0x00000048
+#define MMCIF_CE_HOST_STS2 0x0000004C
+#define MMCIF_CE_VERSION 0x0000007C
+
+extern inline u32 sh_mmcif_readl(void __iomem *addr, int reg)
+{
+ return readl(addr + reg);
+}
+
+extern inline void sh_mmcif_writel(void __iomem *addr, int reg, u32 val)
+{
+ writel(val, addr + reg);
+}
+
#endif /* __SH_MMCIF_H__ */