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| author | Peng Fan <peng.fan@nxp.com> | 2019-05-05 13:23:51 +0000 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2019-07-19 15:16:54 +0200 |
| commit | 7752a0fef74be1b222caf1d9c5cf07e0e4b6190c (patch) | |
| tree | 1baef706901dba3142cebf8f94a95dbffef6ecb5 /drivers/misc/imx8 | |
| parent | 5fbc667d8a8c7d96169ec5f7e29a2fbaf34f45aa (diff) | |
| download | u-boot-7752a0fef74be1b222caf1d9c5cf07e0e4b6190c.zip u-boot-7752a0fef74be1b222caf1d9c5cf07e0e4b6190c.tar.gz u-boot-7752a0fef74be1b222caf1d9c5cf07e0e4b6190c.tar.bz2 | |
misc: imx8: add sc_misc_get_temp
Add sc_misc_get_temp to support get temperature
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Diffstat (limited to 'drivers/misc/imx8')
| -rw-r--r-- | drivers/misc/imx8/scu_api.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/misc/imx8/scu_api.c b/drivers/misc/imx8/scu_api.c index d9c4d5d..031bc00 100644 --- a/drivers/misc/imx8/scu_api.c +++ b/drivers/misc/imx8/scu_api.c @@ -273,6 +273,34 @@ int sc_misc_otp_fuse_read(sc_ipc_t ipc, u32 word, u32 *val) return 0; } +int sc_misc_get_temp(sc_ipc_t ipc, sc_rsrc_t resource, sc_misc_temp_t temp, + s16 *celsius, s8 *tenths) +{ + struct udevice *dev = gd->arch.scu_dev; + int size = sizeof(struct sc_rpc_msg_s); + struct sc_rpc_msg_s msg; + int ret; + + RPC_VER(&msg) = SC_RPC_VERSION; + RPC_SVC(&msg) = (u8)SC_RPC_SVC_MISC; + RPC_FUNC(&msg) = (u8)MISC_FUNC_GET_TEMP; + RPC_U16(&msg, 0U) = (u16)resource; + RPC_U8(&msg, 2U) = (u8)temp; + RPC_SIZE(&msg) = 2U; + + ret = misc_call(dev, SC_FALSE, &msg, size, &msg, size); + if (ret < 0) + return ret; + + if (celsius) + *celsius = RPC_I16(&msg, 0U); + + if (tenths) + *tenths = RPC_I8(&msg, 2U); + + return 0; +} + /* RM */ sc_bool_t sc_rm_is_memreg_owned(sc_ipc_t ipc, sc_rm_mr_t mr) { |