[media] saa7115: Implement i2c_board_info.platform_data

This patch implements i2c_board_info.platform_data, and some options to
override the default initialization table for the GM7113C and SAA7113
chips.

Signed-off-by: Jon Arne Jørgensen <jonarne@jonarne.no>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

1 files changed, 64 insertions, 0 deletions

diff --git a/include/media/saa7115.h b/include/media/saa7115.h
index 407918625c80..e8d512a7592f 100644
--- a/include/media/saa7115.h
+++ b/include/media/saa7115.h
@@ -64,5 +64,69 @@
 #define SAA7115_FREQ_FL_APLL         (1 << 2) /* SA 3A[3], APLL, SAA7114/5 only */
 #define SAA7115_FREQ_FL_DOUBLE_ASCLK (1 << 3) /* SA 39, LRDIV, SAA7114/5 only */
 
+/* ===== SAA7113 Config enums ===== */
+
+/* Register 0x08 "Horizontal time constant" [Bit 3..4]:
+ * Should be set to "Fast Locking Mode" according to the datasheet,
+ * and that is the default setting in the gm7113c_init table.
+ * saa7113_init sets this value to "VTR Mode". */
+enum saa7113_r08_htc {
+	SAA7113_HTC_TV_MODE = 0x00,
+	SAA7113_HTC_VTR_MODE,			/* Default for saa7113_init */
+	SAA7113_HTC_FAST_LOCKING_MODE = 0x03	/* Default for gm7113c_init */
+};
+
+/* Register 0x10 "Output format selection" [Bit 6..7]:
+ * Defaults to ITU_656 as specified in datasheet. */
+enum saa7113_r10_ofts {
+	SAA7113_OFTS_ITU_656 = 0x0,	/* Default */
+	SAA7113_OFTS_VFLAG_BY_VREF,
+	SAA7113_OFTS_VFLAG_BY_DATA_TYPE
+};
+
+/* Register 0x12 "Output control" [Bit 0..3 Or Bit 4..7]:
+ * This is used to select what data is output on the RTS0 and RTS1 pins.
+ * RTS1 [Bit 4..7] Defaults to DOT_IN. (This value can not be set for RTS0)
+ * RTS0 [Bit 0..3] Defaults to VIPB in gm7113c_init as specified
+ * in the datasheet, but is set to HREF_HS in the saa7113_init table. */
+enum saa7113_r12_rts {
+	SAA7113_RTS_DOT_IN = 0,		/* OBS: Only for RTS1 (Default RTS1) */
+	SAA7113_RTS_VIPB,		/* Default RTS0 For gm7113c_init */
+	SAA7113_RTS_GPSW,
+	SAA7115_RTS_HL,
+	SAA7113_RTS_VL,
+	SAA7113_RTS_DL,
+	SAA7113_RTS_PLIN,
+	SAA7113_RTS_HREF_HS,		/* Default RTS0 For saa7113_init */
+	SAA7113_RTS_HS,
+	SAA7113_RTS_HQ,
+	SAA7113_RTS_ODD,
+	SAA7113_RTS_VS,
+	SAA7113_RTS_V123,
+	SAA7113_RTS_VGATE,
+	SAA7113_RTS_VREF,
+	SAA7113_RTS_FID
+};
+
+struct saa7115_platform_data {
+	/* saa7113 only: Force the use of the gm7113c_init table,
+	 * instead of the old saa7113_init table. */
+	bool saa7113_force_gm7113c_init;
+
+	/* SAA7113/GM7113C Specific configurations */
+	enum saa7113_r08_htc *saa7113_r08_htc;	/* [R_08 - Bit 3..4] */
+
+	bool *saa7113_r10_vrln;			/* [R_10 - Bit 3]
+						   Disabled for gm7113c_init
+						   Enabled for saa7113c_init */
+	enum saa7113_r10_ofts *saa7113_r10_ofts;	/* [R_10 - Bit 6..7] */
+
+	enum saa7113_r12_rts *saa7113_r12_rts0;		/* [R_12 - Bit 0..3] */
+	enum saa7113_r12_rts *saa7113_r12_rts1;		/* [R_12 - Bit 4..7] */
+
+	bool *saa7113_r13_adlsb;			/* [R_13 - Bit 7]
+							   Default disabled */
+};
+
 #endif