diff options
Diffstat (limited to 'src/soc/amd/genoa_poc/uart.c')
-rw-r--r-- | src/soc/amd/genoa_poc/uart.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/soc/amd/genoa_poc/uart.c b/src/soc/amd/genoa_poc/uart.c new file mode 100644 index 000000000000..df8c54f70017 --- /dev/null +++ b/src/soc/amd/genoa_poc/uart.c @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <device/mmio.h> +#include <amdblocks/gpio.h> +#include <amdblocks/uart.h> +#include <commonlib/helpers.h> +#include <soc/aoac_defs.h> +#include <soc/gpio.h> +#include <soc/iomap.h> +#include <soc/southbridge.h> +#include <soc/uart.h> +#include <types.h> + +static const struct soc_uart_ctrlr_info uart_info[] = { + [0] = { APU_UART0_BASE, FCH_AOAC_DEV_UART0, "FUR0", { + PAD_NF(GPIO_136, UART0_RXD, PULL_NONE), + PAD_NF(GPIO_138, UART0_TXD, PULL_NONE), + } }, + [1] = { APU_UART1_BASE, FCH_AOAC_DEV_UART1, "FUR1", { + PAD_NF(GPIO_141, UART1_RXD, PULL_NONE), + PAD_NF(GPIO_142, UART1_TXD, PULL_NONE), + } }, + [2] = { APU_UART2_BASE, FCH_AOAC_DEV_UART2, "FUR2", { + PAD_NF(GPIO_137, UART2_RXD, PULL_NONE), + PAD_NF(GPIO_135, UART2_TXD, PULL_NONE), + } }, +}; + +const struct soc_uart_ctrlr_info *soc_get_uart_ctrlr_info(size_t *num_ctrlrs) +{ + *num_ctrlrs = ARRAY_SIZE(uart_info); + return uart_info; +} + +void clear_uart_legacy_config(void) +{ + write16((void *)FCH_LEGACY_UART_DECODE, 0); +} |