[d-kernel] [PATCH kernel-image-6.18/sisyphus 1/2] config: enable PSCI idle and additional 8250 UARTs

Mikhail Bessonov heliumium1997 на gmail.com
Пт Июл 31 17:09:29 MSK 2026


The RK3588 serial aliases expose the Repka Pi 5 Bluetooth controller as
serial9.  The current runtime limit only creates ttyS0 through ttyS7,
leaving ttyS9 unavailable even when UART9 is enabled in the device tree.

Raise the runtime 8250 limit to 16 while keeping the maximum at 192.
Enable the ARM PSCI CPU idle driver so RK3588 CPUs can use
firmware-described idle states.

Keep the platform-independent serial setting in config and the
ARM64-specific idle setting in config-aarch64.

Signed-off-by: Mikhail Bessonov <heliumium1997 на gmail.com>
---
 config         | 2 +-
 config-aarch64 | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/config b/config
index 20abb3e74..91856585b 100644
--- a/config
+++ b/config
@@ -4354,7 +4354,7 @@ CONFIG_SERIAL_8250_EXAR=y
 CONFIG_SERIAL_8250_CS=m
 # CONFIG_SERIAL_8250_MEN_MCB is not set
 CONFIG_SERIAL_8250_NR_UARTS=192
-CONFIG_SERIAL_8250_RUNTIME_UARTS=8
+CONFIG_SERIAL_8250_RUNTIME_UARTS=16
 CONFIG_SERIAL_8250_EXTENDED=y
 CONFIG_SERIAL_8250_MANY_PORTS=y
 CONFIG_SERIAL_8250_SHARE_IRQ=y
diff --git a/config-aarch64 b/config-aarch64
index 8a73a3fa4..5ae5e0146 100644
--- a/config-aarch64
+++ b/config-aarch64
@@ -131,7 +131,7 @@ CONFIG_CPU_PM=y
 CONFIG_CPU_IDLE_MULTIPLE_DRIVERS=y
 CONFIG_DT_IDLE_STATES=y
 CONFIG_ARM_CPUIDLE=y
-# CONFIG_ARM_PSCI_CPUIDLE is not set
+CONFIG_ARM_PSCI_CPUIDLE=y
 CONFIG_CPUFREQ_DT=m
 CONFIG_CPUFREQ_DT_PLATDEV=y
 CONFIG_ACPI_CPPC_CPUFREQ=m
-- 
2.55.0



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