diff options
Diffstat (limited to 'doc/driver-model/of-plat.rst')
| -rw-r--r-- | doc/driver-model/of-plat.rst | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/doc/driver-model/of-plat.rst b/doc/driver-model/of-plat.rst index 2df59edb7c..a05faf739f 100644 --- a/doc/driver-model/of-plat.rst +++ b/doc/driver-model/of-plat.rst @@ -157,8 +157,8 @@ and the following device declarations: U_BOOT_DEVICE(dwmmc_at_ff0c0000) = { .name = "rockchip_rk3288_dw_mshc", - .platdata = &dtv_dwmmc_at_ff0c0000, - .platdata_size = sizeof(dtv_dwmmc_at_ff0c0000), + .plat = &dtv_dwmmc_at_ff0c0000, + .plat_size = sizeof(dtv_dwmmc_at_ff0c0000), .parent_idx = -1, }; @@ -232,7 +232,7 @@ How to structure your driver Drivers should always support device tree as an option. The of-platdata feature is intended as a add-on to existing drivers. -Your driver should convert the platdata struct in its probe() method. The +Your driver should convert the plat struct in its probe() method. The existing device tree decoding logic should be kept in the ofdata_to_platdata() method and wrapped with #if. @@ -294,7 +294,7 @@ For example: .ofdata_to_platdata = mmc_ofdata_to_platdata, .probe = mmc_probe, .priv_auto = sizeof(struct mmc_priv), - .platdata_auto = sizeof(struct mmc_platdata), + .plat_auto = sizeof(struct mmc_platdata), }; U_BOOT_DRIVER_ALIAS(mmc_drv, vendor_mmc) /* matches compatible string */ @@ -305,7 +305,7 @@ keep the use of each of-platdata struct to the smallest possible code area. There is just one driver C file for each struct, that can convert from the of-platdata struct to the standard one used by the driver. -In the case where SPL_OF_PLATDATA is enabled, platdata_auto is +In the case where SPL_OF_PLATDATA is enabled, plat_auto is still used to allocate space for the platform data. This is different from the normal behaviour and is triggered by the use of of-platdata (strictly speaking it is a non-zero platdata_size which triggers this). @@ -336,8 +336,8 @@ Otherwise (such as in U-Boot proper) these structs are not available. This prevents them being used inadvertently. All usage must be bracketed with #if CONFIG_IS_ENABLED(OF_PLATDATA). -The dt-platdata.c file contains the device declarations and is is built in -spl/dt-platdata.c. It additionally contains the definition of +The dt-plat.c file contains the device declarations and is is built in +spl/dt-plat.c. It additionally contains the definition of dm_populate_phandle_data() which is responsible of filling the phandle information by adding references to U_BOOT_DEVICE by using DM_GET_DEVICE |