diff options
| author | Hao Wu <wuhaotsh@google.com> | 2021-02-10 14:04:23 -0800 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2021-02-16 13:50:38 +0000 |
| commit | 86248f533e51e607236359203fd98be7cee25d63 (patch) | |
| tree | c106dd98555ef2632a52634f3f37f2a1a79cf6cb /hw | |
| parent | 94e778793954afc6ed47ef8e161044c79488e446 (diff) | |
hw/arm: Add I2C sensors for NPCM750 eval board
Add I2C temperature sensors for NPCM750 eval board.
Reviewed-by: Doug Evans<dje@google.com>
Reviewed-by: Tyrong Ting<kfting@nuvoton.com>
Signed-off-by: Hao Wu <wuhaotsh@google.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20210210220426.3577804-3-wuhaotsh@google.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/arm/npcm7xx_boards.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/hw/arm/npcm7xx_boards.c b/hw/arm/npcm7xx_boards.c index 3fdd5cab01..47a215bd01 100644 --- a/hw/arm/npcm7xx_boards.c +++ b/hw/arm/npcm7xx_boards.c @@ -98,6 +98,24 @@ static NPCM7xxState *npcm7xx_create_soc(MachineState *machine, return NPCM7XX(obj); } +static I2CBus *npcm7xx_i2c_get_bus(NPCM7xxState *soc, uint32_t num) +{ + g_assert(num < ARRAY_SIZE(soc->smbus)); + return I2C_BUS(qdev_get_child_bus(DEVICE(&soc->smbus[num]), "i2c-bus")); +} + +static void npcm750_evb_i2c_init(NPCM7xxState *soc) +{ + /* lm75 temperature sensor on SVB, tmp105 is compatible */ + i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 0), "tmp105", 0x48); + /* lm75 temperature sensor on EB, tmp105 is compatible */ + i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 1), "tmp105", 0x48); + /* tmp100 temperature sensor on EB, tmp105 is compatible */ + i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 2), "tmp105", 0x48); + /* tmp100 temperature sensor on SVB, tmp105 is compatible */ + i2c_slave_create_simple(npcm7xx_i2c_get_bus(soc, 6), "tmp105", 0x48); +} + static void npcm750_evb_init(MachineState *machine) { NPCM7xxState *soc; @@ -108,6 +126,7 @@ static void npcm750_evb_init(MachineState *machine) npcm7xx_load_bootrom(machine, soc); npcm7xx_connect_flash(&soc->fiu[0], 0, "w25q256", drive_get(IF_MTD, 0, 0)); + npcm750_evb_i2c_init(soc); npcm7xx_load_kernel(machine, soc); } |