diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/amd/picasso/chip.c | 8 | ||||
| -rw-r--r-- | src/soc/amd/picasso/uart.c | 23 |
2 files changed, 31 insertions, 0 deletions
diff --git a/src/soc/amd/picasso/chip.c b/src/soc/amd/picasso/chip.c index d364b9a88c..2e5fae58e5 100644 --- a/src/soc/amd/picasso/chip.c +++ b/src/soc/amd/picasso/chip.c @@ -15,6 +15,8 @@ /* Supplied by i2c.c */ extern struct device_operations picasso_i2c_mmio_ops; +/* Supplied by uart.c */ +extern struct device_operations picasso_uart_mmio_ops; struct device_operations cpu_bus_ops = { .read_resources = noop_read_resources, @@ -126,6 +128,12 @@ static void set_mmio_dev_ops(struct device *dev) case APU_I2C4_BASE: dev->ops = &picasso_i2c_mmio_ops; break; + case APU_UART0_BASE: + case APU_UART1_BASE: + case APU_UART2_BASE: + case APU_UART3_BASE: + dev->ops = &picasso_uart_mmio_ops; + break; } } diff --git a/src/soc/amd/picasso/uart.c b/src/soc/amd/picasso/uart.c index 6ae79b9524..b1331ec603 100644 --- a/src/soc/amd/picasso/uart.c +++ b/src/soc/amd/picasso/uart.c @@ -74,3 +74,26 @@ unsigned int uart_platform_refclk(void) { return CONFIG(PICASSO_UART_48MZ) ? 48000000 : 115200 * 16; } + +static const char *uart_acpi_name(const struct device *dev) +{ + switch (dev->path.mmio.addr) { + case APU_UART0_BASE: + return "FUR0"; + case APU_UART1_BASE: + return "FUR1"; + case APU_UART2_BASE: + return "FUR2"; + case APU_UART3_BASE: + return "FUR3"; + default: + return NULL; + } +} + +struct device_operations picasso_uart_mmio_ops = { + .read_resources = noop_read_resources, + .set_resources = noop_set_resources, + .scan_bus = scan_static_bus, + .acpi_name = uart_acpi_name, +}; |