riscv:defconfig: Remove TH1520-specific CONFIG in defconfig

These CONFIGs have been provided by th1520_defconfig.

Signed-off-by: Chen Pei <[email protected]>

arch/riscv/configs/defconfig

@@ -273,42 +273,3 @@ CONFIG_STRICT_KERNEL_RWX=n
 CONFIG_BPF_JIT=y
 CONFIG_RUNTIME_TESTING_MENU=y
 CONFIG_TEST_BPF=m
-# TH1520
-CONFIG_PINCTRL_TH1520=y
-# TH1520 PWM
-CONFIG_PWM=y
-CONFIG_PWM_XUANTIE=m
-# TH1520 dwmac
-CONFIG_DWMAC_XUANTIE=m
-# TH1520 GPIO
-CONFIG_GPIO_DWAPB=y
-CONFIG_GPIO_PCA953X=y
-CONFIG_GPIO_PCA953X_IRQ=y
-# TH1520 cpu thermal
-CONFIG_CPU_THERMAL=y
-CONFIG_THERMAL_EMULATION=y
-CONFIG_SENSORS_MR75203=m
-CONFIG_SENSORS_PWM_FAN=m
-# TH1520 USB
-CONFIG_USB_DWC3=m
-CONFIG_USB_DWC3_HOST=y
-CONFIG_USB_ONBOARD_HUB=m
-CONFIG_USB_GADGET=m
-CONFIG_TYPEC=m
-CONFIG_USB_ROLE_SWITCH=m
-CONFIG_IIO=y
-CONFIG_XUANTIE_TH1520_ADC=m
-# TH1520 CLOCK
-CONFIG_CLK_TH1520_FM=y
-CONFIG_MTD=y
-CONFIG_MTD_TESTS=m
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_SLRAM=m
-CONFIG_MTD_PHRAM=m
-CONFIG_MTD_SPI_NAND=y
-CONFIG_MTD_SPI_NOR=y
-CONFIG_MTD_UBI=y
-# TH1520 MAILBOX
-CONFIG_MAILBOX=y
-# TH1520 PMIC_WDT
-CONFIG_TH1520_PMIC_WATCHDOG=y