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SubjectRe: [PATCH 05/18] tty: serial: samsung_tty: add support for Apple UARTs
On 09/02/2021 03.37, Krzysztof Kozlowski wrote:
> Looking at Greg's comment, we can get rid of the PORT_ stuff entirely.
> First of all, PORT_S3C2410 == PORT_S3C2412, so this define is not
> accurate.
> This leaves us with three types (s3c2400, s3c2440, s3c6410 and Apple).
> The s3c2440 could be removed with adding a new "ucon_mask" field to
> s3c24xx_serial_drv_data.
> This would end with s3c24xx, s3c6410 and Apple - quite nice choice.

Works for me :)

> You're right. This one would have to be improved before your change.
> Instead of replacing specific op calls in startup, I think it's better
> to have entirely separate ops instance for each variant:
> static const struct uart_ops s3c24xx_serial_ops;
> static const struct uart_ops s3c64xx_serial_ops;
> static const struct uart_ops s5l_serial_ops;
> This allows to add a "const", since uart_port takes such const pointer.
> Still during s3c24xx_serial_probe() correct ops would have to be
> assigned, but at least all ops are easily visible.

Roger, will do this for v2.

Hector Martin (
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