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Subject[PATCH 1/5] Input: tsc2005 - improve readability of register defines
Date
Improve defines for first control byte by removing 0x00
prefix (the defines are for 8 bit values and not for 16
bit values) and expose register structure by exposing
the shift.

Signed-off-by: Sebastian Reichel <sre@kernel.org>
---
drivers/input/touchscreen/tsc2005.c | 28 ++++++++++++++++++----------
1 file changed, 18 insertions(+), 10 deletions(-)

diff --git a/drivers/input/touchscreen/tsc2005.c b/drivers/input/touchscreen/tsc2005.c
index d8c025b..87038b2 100644
--- a/drivers/input/touchscreen/tsc2005.c
+++ b/drivers/input/touchscreen/tsc2005.c
@@ -61,16 +61,24 @@
#define TSC2005_CMD_12BIT 0x04

/* control byte 0 */
-#define TSC2005_REG_READ 0x0001
-#define TSC2005_REG_PND0 0x0002
-#define TSC2005_REG_X 0x0000
-#define TSC2005_REG_Y 0x0008
-#define TSC2005_REG_Z1 0x0010
-#define TSC2005_REG_Z2 0x0018
-#define TSC2005_REG_TEMP_HIGH 0x0050
-#define TSC2005_REG_CFR0 0x0060
-#define TSC2005_REG_CFR1 0x0068
-#define TSC2005_REG_CFR2 0x0070
+#define TSC2005_REG_READ 0x01 /* R/W access */
+#define TSC2005_REG_PND0 0x02 /* Power Not Down Control */
+#define TSC2005_REG_X (0x0 << 3)
+#define TSC2005_REG_Y (0x1 << 3)
+#define TSC2005_REG_Z1 (0x2 << 3)
+#define TSC2005_REG_Z2 (0x3 << 3)
+#define TSC2005_REG_AUX (0x4 << 3)
+#define TSC2005_REG_TEMP1 (0x5 << 3)
+#define TSC2005_REG_TEMP2 (0x6 << 3)
+#define TSC2005_REG_STATUS (0x7 << 3)
+#define TSC2005_REG_AUX_HIGH (0x8 << 3)
+#define TSC2005_REG_AUX_LOW (0x9 << 3)
+#define TSC2005_REG_TEMP_HIGH (0xA << 3)
+#define TSC2005_REG_TEMP_LOW (0xB << 3)
+#define TSC2005_REG_CFR0 (0xC << 3)
+#define TSC2005_REG_CFR1 (0xD << 3)
+#define TSC2005_REG_CFR2 (0xE << 3)
+#define TSC2005_REG_CONV_FUNC (0xF << 3)

/* configuration register 0 */
#define TSC2005_CFR0_PRECHARGE_276US 0x0040
--
2.1.4


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