Messages in this thread | | | Date | Mon, 7 Aug 2023 16:41:30 +0800 | Subject | Re: [PATCH] serial: sprd: Support 12 uart ports | From | Baolin Wang <> |
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On 8/7/2023 4:07 PM, Wenhua Lin wrote: > From: Wenhua Lin <wenhua.lin@unisoc.com> > > Support 12 uart ports, which can solve the problem > of insufficient uart ports.
This sounds incorrect to me. If this is a software bug, please add a Fixes tag to backport for stable kernels. If the change of the max ports is only avaliable on the new SPRD serial hardware, you should ensure the change is backward-compatibility with old hardware.
> Signed-off-by: Wenhua Lin <wenhua.lin@unisoc.com> > --- > drivers/tty/serial/sprd_serial.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/tty/serial/sprd_serial.c b/drivers/tty/serial/sprd_serial.c > index b58f51296ace..2774df490899 100644 > --- a/drivers/tty/serial/sprd_serial.c > +++ b/drivers/tty/serial/sprd_serial.c > @@ -22,7 +22,7 @@ > #include <linux/tty_flip.h> > > /* device name */ > -#define UART_NR_MAX 8 > +#define UART_NR_MAX 12 > #define SPRD_TTY_NAME "ttyS" > #define SPRD_FIFO_SIZE 128 > #define SPRD_DEF_RATE 26000000
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