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soc/amd/cezanne/uart: write ACPI tables

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Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: I0faa94fb20daa50c69f25eae3e99e4519323bf5b
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50781
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
This commit is contained in:
Felix Held
2021-02-16 01:35:27 +01:00
committed by Patrick Georgi
parent b1b0294e6f
commit 63d2008308
1 changed files with 14 additions and 0 deletions
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14
src/soc/amd/cezanne/uart.c
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@@ -47,6 +47,18 @@ void set_uart_config(unsigned int idx)
program_gpios(uart_info[idx].mux, 2); program_gpios(uart_info[idx].mux, 2);
} }
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";
default:
return NULL;
}
}
/* Even though this is called enable, it gets called for both enabled and disabled devices. */ /* Even though this is called enable, it gets called for both enabled and disabled devices. */
static void uart_enable(struct device *dev) static void uart_enable(struct device *dev)
{ {
@@ -77,4 +89,6 @@ struct device_operations cezanne_uart_mmio_ops = {
.set_resources = noop_set_resources, .set_resources = noop_set_resources,
.scan_bus = scan_static_bus, .scan_bus = scan_static_bus,
.enable = uart_enable, .enable = uart_enable,
.acpi_name = uart_acpi_name,
.acpi_fill_ssdt = uart_inject_ssdt,
}; };