From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Wed, 17 Oct 2012 08:41:08 +0000 (+0900)
Subject: ARM: S3C64XX: Handle revision-specific differences in Cragganmore modules
X-Git-Tag: firefly_0821_release~3680^2~1483^2^2~9
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=64aecb4a14f084f4c74cc1a0e0a3d223232e630a;p=firefly-linux-kernel-4.4.55.git

ARM: S3C64XX: Handle revision-specific differences in Cragganmore modules

Allow us to supply different configurations depending on the board
revision, catering for changes that are visible to software.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
---

diff --git a/arch/arm/mach-s3c64xx/mach-crag6410-module.c b/arch/arm/mach-s3c64xx/mach-crag6410-module.c
index 32b82c0b9487..15e0c13dad5a 100644
--- a/arch/arm/mach-s3c64xx/mach-crag6410-module.c
+++ b/arch/arm/mach-s3c64xx/mach-crag6410-module.c
@@ -239,45 +239,46 @@ static const struct i2c_board_info wm6230_i2c_devs[] = {
 
 static __devinitdata const struct {
 	u8 id;
+	u8 rev;
 	const char *name;
 	const struct i2c_board_info *i2c_devs;
 	int num_i2c_devs;
 	const struct spi_board_info *spi_devs;
 	int num_spi_devs;
 } gf_mods[] = {
-	{ .id = 0x01, .name = "1250-EV1 Springbank" },
-	{ .id = 0x02, .name = "1251-EV1 Jura" },
-	{ .id = 0x03, .name = "1252-EV1 Glenlivet" },
-	{ .id = 0x06, .name = "WM8997-6721-CS96-EV1 Lapraoig" },
-	{ .id = 0x07, .name = "WM5110-6271 Deanston" },
-	{ .id = 0x08, .name = "WM8903-6102 Tamdhu" },
-	{ .id = 0x09, .name = "WM1811A-6305 Adelphi" },
-	{ .id = 0x0a, .name = "WM8996-6272 Blackadder" },
-	{ .id = 0x0b, .name = "WM8994-6235 Benromach" },
-	{ .id = 0x11, .name = "6249-EV2 Glenfarclas", },
-	{ .id = 0x14, .name = "6271-EV1 Lochnagar" },
-	{ .id = 0x15, .name = "6320-EV1 Bells",
+	{ .id = 0x01, .rev = 0xff, .name = "1250-EV1 Springbank" },
+	{ .id = 0x02, .rev = 0xff, .name = "1251-EV1 Jura" },
+	{ .id = 0x03, .rev = 0xff, .name = "1252-EV1 Glenlivet" },
+	{ .id = 0x06, .rev = 0xff, .name = "WM8997-6721-CS96-EV1 Lapraoig" },
+	{ .id = 0x07, .rev = 0xff, .name = "WM5110-6271 Deanston" },
+	{ .id = 0x08, .rev = 0xff, .name = "WM8903-6102 Tamdhu" },
+	{ .id = 0x09, .rev = 0xff, .name = "WM1811A-6305 Adelphi" },
+	{ .id = 0x0a, .rev = 0xff, .name = "WM8996-6272 Blackadder" },
+	{ .id = 0x0b, .rev = 0xff, .name = "WM8994-6235 Benromach" },
+	{ .id = 0x11, .rev = 0xff, .name = "6249-EV2 Glenfarclas", },
+	{ .id = 0x14, .rev = 0xff, .name = "6271-EV1 Lochnagar" },
+	{ .id = 0x15, .rev = 0xff, .name = "6320-EV1 Bells",
 	  .i2c_devs = wm6230_i2c_devs,
 	  .num_i2c_devs = ARRAY_SIZE(wm6230_i2c_devs) },
-	{ .id = 0x21, .name = "1275-EV1 Mortlach" },
-	{ .id = 0x25, .name = "1274-EV1 Glencadam" },
-	{ .id = 0x31, .name = "1253-EV1 Tomatin",
+	{ .id = 0x21, .rev = 0xff, .name = "1275-EV1 Mortlach" },
+	{ .id = 0x25, .rev = 0xff, .name = "1274-EV1 Glencadam" },
+	{ .id = 0x31, .rev = 0xff, .name = "1253-EV1 Tomatin",
 	  .spi_devs = wm1253_devs, .num_spi_devs = ARRAY_SIZE(wm1253_devs) },
-	{ .id = 0x32, .name = "XXXX-EV1 Caol Illa" },
-	{ .id = 0x33, .name = "XXXX-EV1 Oban" },
-	{ .id = 0x34, .name = "WM0010-6320-CS42 Balblair",
+	{ .id = 0x32, .rev = 0xff, .name = "XXXX-EV1 Caol Illa" },
+	{ .id = 0x33, .rev = 0xff, .name = "XXXX-EV1 Oban" },
+	{ .id = 0x34, .rev = 0xff, .name = "WM0010-6320-CS42 Balblair",
 	  .spi_devs = balblair_devs,
 	  .num_spi_devs = ARRAY_SIZE(balblair_devs) },
-	{ .id = 0x39, .name = "1254-EV1 Dallas Dhu",
+	{ .id = 0x39, .rev = 0xff, .name = "1254-EV1 Dallas Dhu",
 	  .i2c_devs = wm1254_devs, .num_i2c_devs = ARRAY_SIZE(wm1254_devs) },
-	{ .id = 0x3a, .name = "1259-EV1 Tobermory",
+	{ .id = 0x3a, .rev = 0xff, .name = "1259-EV1 Tobermory",
 	  .i2c_devs = wm1259_devs, .num_i2c_devs = ARRAY_SIZE(wm1259_devs) },
-	{ .id = 0x3b, .name = "1255-EV1 Kilchoman",
+	{ .id = 0x3b, .rev = 0xff, .name = "1255-EV1 Kilchoman",
 	  .i2c_devs = wm1255_devs, .num_i2c_devs = ARRAY_SIZE(wm1255_devs) },
-	{ .id = 0x3c, .name = "1273-EV1 Longmorn" },
-	{ .id = 0x3d, .name = "1277-EV1 Littlemill",
+	{ .id = 0x3c, .rev = 0xff, .name = "1273-EV1 Longmorn" },
+	{ .id = 0x3d, .rev = 0xff, .name = "1277-EV1 Littlemill",
 	  .i2c_devs = wm1277_devs, .num_i2c_devs = ARRAY_SIZE(wm1277_devs) },
-	{ .id = 0x3e, .name = "WM5102-6271-EV1-CS127 Amrut",
+	{ .id = 0x3e, .rev = -1, .name = "WM5102-6271-EV1-CS127 Amrut",
 	  .spi_devs = wm5102_spi_devs,
 	  .num_spi_devs = ARRAY_SIZE(wm5102_spi_devs) },
 };
@@ -296,7 +297,8 @@ static __devinit int wlf_gf_module_probe(struct i2c_client *i2c,
 	id = (ret & 0xfe) >> 2;
 	rev = ret & 0x3;
 	for (i = 0; i < ARRAY_SIZE(gf_mods); i++)
-		if (id == gf_mods[i].id)
+		if (id == gf_mods[i].id && (gf_mods[i].rev == 0xff ||
+					    rev == gf_mods[i].rev))
 			break;
 
 	if (i < ARRAY_SIZE(gf_mods)) {