summaryrefslogtreecommitdiffstats
path: root/drivers/input/touchscreen/elants_i2c.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/input/touchscreen/elants_i2c.c')
-rw-r--r--drivers/input/touchscreen/elants_i2c.c46
1 files changed, 45 insertions, 1 deletions
diff --git a/drivers/input/touchscreen/elants_i2c.c b/drivers/input/touchscreen/elants_i2c.c
index 7e13a66a8a95..879a4d984c90 100644
--- a/drivers/input/touchscreen/elants_i2c.c
+++ b/drivers/input/touchscreen/elants_i2c.c
@@ -117,6 +117,19 @@
#define ELAN_POWERON_DELAY_USEC 500
#define ELAN_RESET_DELAY_MSEC 20
+/* FW boot code version */
+#define BC_VER_H_BYTE_FOR_EKTH3900x1_I2C 0x72
+#define BC_VER_H_BYTE_FOR_EKTH3900x2_I2C 0x82
+#define BC_VER_H_BYTE_FOR_EKTH3900x3_I2C 0x92
+#define BC_VER_H_BYTE_FOR_EKTH5312x1_I2C 0x6D
+#define BC_VER_H_BYTE_FOR_EKTH5312x2_I2C 0x6E
+#define BC_VER_H_BYTE_FOR_EKTH5312cx1_I2C 0x77
+#define BC_VER_H_BYTE_FOR_EKTH5312cx2_I2C 0x78
+#define BC_VER_H_BYTE_FOR_EKTH5312x1_I2C_USB 0x67
+#define BC_VER_H_BYTE_FOR_EKTH5312x2_I2C_USB 0x68
+#define BC_VER_H_BYTE_FOR_EKTH5312cx1_I2C_USB 0x74
+#define BC_VER_H_BYTE_FOR_EKTH5312cx2_I2C_USB 0x75
+
enum elants_chip_id {
EKTH3500,
EKTF3624,
@@ -736,6 +749,37 @@ static int elants_i2c_validate_remark_id(struct elants_data *ts,
return 0;
}
+static bool elants_i2c_should_check_remark_id(struct elants_data *ts)
+{
+ struct i2c_client *client = ts->client;
+ const u8 bootcode_version = ts->iap_version;
+ bool check;
+
+ /* I2C eKTH3900 and eKTH5312 are NOT support Remark ID */
+ if ((bootcode_version == BC_VER_H_BYTE_FOR_EKTH3900x1_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH3900x2_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH3900x3_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312x1_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312x2_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312cx1_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312cx2_I2C) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312x1_I2C_USB) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312x2_I2C_USB) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312cx1_I2C_USB) ||
+ (bootcode_version == BC_VER_H_BYTE_FOR_EKTH5312cx2_I2C_USB)) {
+ dev_dbg(&client->dev,
+ "eKTH3900/eKTH5312(0x%02x) are not support remark id\n",
+ bootcode_version);
+ check = false;
+ } else if (bootcode_version >= 0x60) {
+ check = true;
+ } else {
+ check = false;
+ }
+
+ return check;
+}
+
static int elants_i2c_do_update_firmware(struct i2c_client *client,
const struct firmware *fw,
bool force)
@@ -749,7 +793,7 @@ static int elants_i2c_do_update_firmware(struct i2c_client *client,
u16 send_id;
int page, n_fw_pages;
int error;
- bool check_remark_id = ts->iap_version >= 0x60;
+ bool check_remark_id = elants_i2c_should_check_remark_id(ts);
/* Recovery mode detection! */
if (force) {