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[3,14/18] I2C: OMAP1/OMAP2+: create omap I2C functionality flags for each cpu_... test

Message ID 20110315195734.30000.12009.stgit@otae.warmcat.com
State Accepted
Commit 5a9aaf0cf89dfb776f45b7ef878fd1508faadbf7
Headers show

Commit Message

Andy Green March 15, 2011, 7:57 p.m. UTC
These represent the 8 kinds of implementation functionality
that up until now were inferred by the 16 remaining cpu_...()
tests in the omap i2c driver.

Changed to use BIT() as suggested by Balaji T Krishnamoorthy.

Cc: patches@linaro.org
Cc: Ben Dooks <ben-linux@fluff.org>
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Andy Green <andy.green@linaro.org>
---

 include/linux/i2c-omap.h |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)
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Patch

diff --git a/include/linux/i2c-omap.h b/include/linux/i2c-omap.h
index 776c8e1..56a9924 100644
--- a/include/linux/i2c-omap.h
+++ b/include/linux/i2c-omap.h
@@ -15,6 +15,21 @@ 
 #define OMAP_I2C_IP_VERSION_1 1
 #define OMAP_I2C_IP_VERSION_2 2
 
+/* struct omap_i2c_bus_platform_data .flags meanings */
+
+#define OMAP_I2C_FLAG_NO_FIFO			BIT(0)
+#define OMAP_I2C_FLAG_SIMPLE_CLOCK		BIT(1)
+#define OMAP_I2C_FLAG_16BIT_DATA_REG		BIT(2)
+#define OMAP_I2C_FLAG_RESET_REGS_POSTIDLE	BIT(3)
+#define OMAP_I2C_FLAG_APPLY_ERRATA_I207	BIT(4)
+#define OMAP_I2C_FLAG_ALWAYS_ARMXOR_CLK	BIT(5)
+#define OMAP_I2C_FLAG_FORCE_19200_INT_CLK	BIT(6)
+/* how the CPU address bus must be translated for I2C unit access */
+#define OMAP_I2C_FLAG_BUS_SHIFT_NONE 0
+#define OMAP_I2C_FLAG_BUS_SHIFT_1		BIT(7)
+#define OMAP_I2C_FLAG_BUS_SHIFT_2		BIT(8)
+#define OMAP_I2C_FLAG_BUS_SHIFT__SHIFT 7
+
 struct omap_i2c_bus_platform_data {
 	u32		clkrate;
 	u32		rev;