Kconfig: remove useless SERIAL_UARTLITE

Uartlite has its own config items and init entry. There is no need to keep the config item in device "serial", which is acutally ns16550.
OpenXiangShan · May 20, 2024 · 05c2020 · 05c2020
1 parent 69c8017
commit 05c2020
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Showing 3 changed files with 0 additions and 13 deletions.
diff --git a/configs/riscv64-xs-spmem-ref_defconfig b/configs/riscv64-xs-spmem-ref_defconfig
@@ -100,7 +100,6 @@ CONFIG_HAS_SERIAL=y
 CONFIG_SERIAL_PORT=0x3f8
 CONFIG_SERIAL_MMIO=0xa10003f8
 # CONFIG_SERIAL_INPUT_FIFO is not set
-# CONFIG_SERIAL_UARTLITE is not set
 CONFIG_HAS_TIMER=y
 CONFIG_RTC_PORT=0x48
 CONFIG_RTC_MMIO=0xa1000048

diff --git a/src/device/Kconfig b/src/device/Kconfig
@@ -30,9 +30,6 @@ config SERIAL_INPUT_FIFO
   bool "Enable input FIFO with /tmp/nemu.serial"
   default n
 
-config SERIAL_UARTLITE
-  bool "Use uartlite as the serial (default: 16550)"
-  default n
 endif # HAS_SERIAL
 
 menuconfig HAS_UARTLITE

diff --git a/src/device/serial.c b/src/device/serial.c
@@ -133,14 +133,6 @@ static void serial_io_handler(uint32_t offset, int len, bool is_write) {
 }
 
 void init_serial() {
-#ifdef CONFIG_SERIAL_UARTLITE
-  void init_uartlite();
-  init_uartlite();
-  void init_uart_snps();
-  init_uart_snps();
-  // to avoid unused-function warning
-  (void)serial_io_handler;
-#else
   printf("init_serial\n");
   serial_base = new_space(8);
   add_pio_map ("serial", CONFIG_SERIAL_PORT, serial_base, 8, serial_io_handler);
@@ -150,5 +142,4 @@ void init_serial() {
   init_fifo();
   preset_input();
 #endif
-#endif // CONFIG_SERIAL_UARTLITE
 }