{
u16 version;
u16 features;
- u8 value;
int old_bus = i2c_get_bus_num();
bool pixclock_present = false;
bool output_driver_present = false;
#ifdef CONFIG_SYS_CH7301_I2C
i2c_set_bus_num(ch7301_i2c[screen]);
if (!i2c_probe(CH7301_I2C_ADDR)) {
- value = i2c_reg_read(CH7301_I2C_ADDR, CH7301_DID);
+ u8 value = i2c_reg_read(CH7301_I2C_ADDR, CH7301_DID);
+
if (value == 0x17) {
i2c_reg_write(CH7301_I2C_ADDR, CH7301_TPCP, 0x08);
i2c_reg_write(CH7301_I2C_ADDR, CH7301_TPD, 0x16);
#ifdef CONFIG_SYS_SIL1178_I2C
i2c_set_bus_num(sil1178_i2c[screen]);
if (!i2c_probe(SIL1178_SLAVE_I2C_ADDRESS)) {
- value = i2c_reg_read(SIL1178_SLAVE_I2C_ADDRESS, 0x02);
- if (value == 0x06) {
+ if (i2c_reg_read(SIL1178_SLAVE_I2C_ADDRESS, 0x02) == 0x06) {
/*
* magic initialization sequence,
* adapted from datasheet