diff options
| author | Simon Glass <sjg@chromium.org> | 2020-07-07 13:11:49 -0600 |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2020-07-17 14:32:24 +0800 |
| commit | 70e5e67a4dc7cee0c69eaf9f5cc07b201a59cb59 (patch) | |
| tree | 21b30aa80c5c2c435fdb4ec242c08c2d9fc08c61 /drivers/spi | |
| parent | 31e1787ec15e4a498e940e9ba24b625ca059a3b2 (diff) | |
acpi: Support generation of SPI descriptor
Add a function to write a SPI descriptor to the generated ACPI code.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/sandbox_spi.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/spi/sandbox_spi.c b/drivers/spi/sandbox_spi.c index 570ae285f2..77797bf096 100644 --- a/drivers/spi/sandbox_spi.c +++ b/drivers/spi/sandbox_spi.c @@ -21,6 +21,7 @@ #include <linux/errno.h> #include <asm/spi.h> #include <asm/state.h> +#include <dm/acpi.h> #include <dm/device-internal.h> #ifndef CONFIG_SPI_IDLE_VAL @@ -133,6 +134,15 @@ static int sandbox_spi_get_mmap(struct udevice *dev, ulong *map_basep, return 0; } +static int sandbox_spi_get_name(const struct udevice *dev, char *out_name) +{ + return acpi_copy_name(out_name, "SSPI"); +} + +struct acpi_ops sandbox_spi_acpi_ops = { + .get_name = sandbox_spi_get_name, +}; + static const struct dm_spi_ops sandbox_spi_ops = { .xfer = sandbox_spi_xfer, .set_speed = sandbox_spi_set_speed, @@ -151,4 +161,5 @@ U_BOOT_DRIVER(sandbox_spi) = { .id = UCLASS_SPI, .of_match = sandbox_spi_ids, .ops = &sandbox_spi_ops, + ACPI_OPS_PTR(&sandbox_spi_acpi_ops) }; |