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TOSC DAC i2c qdev voncersion

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Signed-off-by: Paul Brook <paul@codesourcery.com>
This commit is contained in:
Paul Brook 2009-05-14 22:35:08 +01:00
parent d335681177
commit fd1eb2ea42
1 changed files with 22 additions and 7 deletions
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29
hw/tosa.c
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@ -132,7 +132,7 @@ typedef struct {
static int tosa_dac_send(i2c_slave *i2c, uint8_t data)
{
TosaDACState *s = (TosaDACState *)i2c;
TosaDACState *s = FROM_I2C_SLAVE(TosaDACState, i2c);
s->buf[s->len] = data;
if (s->len ++ > 2) {
#ifdef VERBOSE
@ -151,7 +151,7 @@ static int tosa_dac_send(i2c_slave *i2c, uint8_t data)
static void tosa_dac_event(i2c_slave *i2c, enum i2c_event event)
{
TosaDACState *s = (TosaDACState *)i2c;
TosaDACState *s = FROM_I2C_SLAVE(TosaDACState, i2c);
s->len = 0;
switch (event) {
case I2C_START_SEND:
@ -178,14 +178,15 @@ static int tosa_dac_recv(i2c_slave *s)
return -1;
}
static void tosa_dac_init(i2c_slave *i2c)
{
/* Nothing to do. */
}
static void tosa_tg_init(PXA2xxState *cpu)
{
i2c_bus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
i2c_slave *dac = i2c_slave_init(bus, 0, sizeof(TosaDACState));
dac->send = tosa_dac_send;
dac->event = tosa_dac_event;
dac->recv = tosa_dac_recv;
i2c_set_slave_address(dac, DAC_BASE);
i2c_create_slave(bus, "tosa_dac", DAC_BASE);
pxa2xx_ssp_attach(cpu->ssp[1], tosa_ssp_read,
tosa_ssp_write, cpu);
}
@ -241,3 +242,17 @@ QEMUMachine tosapda_machine = {
.desc = "Tosa PDA (PXA255)",
.init = tosa_init,
};
static I2CSlaveInfo tosa_dac_info = {
.init = tosa_dac_init,
.event = tosa_dac_event,
.recv = tosa_dac_recv,
.send = tosa_dac_send
};
static void tosa_register_devices(void)
{
i2c_register_slave("tosa_dac", sizeof(TosaDACState), &tosa_dac_info);
}
device_init(tosa_register_devices)