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authorMichal Simek <michal.simek@amd.com>2022-06-06 09:44:01 +0200
committerMichal Simek <michal.simek@amd.com>2022-06-24 14:11:05 +0200
commitad55d99e3cc3aabdb1c167b7b63e64a26a458225 (patch)
tree0ff5478c128e611ebad6bd97d631ce33a4c43fb1
parent254f0c766d944ef5dbb2053340feb328f5e061aa (diff)
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serial: Setup serial base and freq for zynq/zynqmp
Setup default values for debug console, base address and frequency. Signed-off-by: Michal Simek <michal.simek@amd.com> Link: https://lore.kernel.org/r/ce93efd3ed67aa6390810ce0b79e0d00e7c36b4b.1652871485.git.michal.simek@amd.com
-rw-r--r--drivers/serial/Kconfig4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 45c284a..f585622 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -476,6 +476,8 @@ config DEBUG_UART_BASE
depends on DEBUG_UART
default 0 if DEBUG_SBI_CONSOLE
default 0 if DEBUG_UART_SANDBOX
+ default 0xff000000 if DEBUG_UART_ZYNQ && ARCH_ZYNQMP
+ default 0xe0000000 if DEBUG_UART_ZYNQ && ARCH_ZYNQ
help
This is the base address of your UART for memory-mapped UARTs.
@@ -502,6 +504,8 @@ config DEBUG_UART_CLOCK
default 0 if DEBUG_SBI_CONSOLE
default 0 if DEBUG_UART_SANDBOX
default 0 if DEBUG_MVEBU_A3700_UART
+ default 100000000 if DEBUG_UART_ZYNQ && ARCH_ZYNQMP
+ default 50000000 if DEBUG_UART_ZYNQ && ARCH_ZYNQ
help
The UART input clock determines the speed of the internal UART
circuitry. The baud rate is derived from this by dividing the input