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Commit 10d8b34a authored by Alexander Shiyan's avatar Alexander Shiyan Committed by Greg Kroah-Hartman
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serial: max310x: Driver rework 



This patch rework max310x driver.
Major changes have been made:
- Prepare driver to support ICs with more than one UART.
- Prepare driver to support work with I2C-bus.
The patch changes almost every function and can not be divided into parts.

Signed-off-by: default avatarAlexander Shiyan <shc_work@mail.ru>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent b4cdc8f6

drivers/tty/serial/Kconfig

+2 −2
Original line number Diff line number Diff line
@@ -291,9 +291,9 @@ config SERIAL_MAX3100 


config SERIAL_MAX310X

	bool "MAX310X support"

	depends on SPI

	depends on SPI_MASTER

	select SERIAL_CORE

	select REGMAP_SPI if SPI

	select REGMAP_SPI if SPI_MASTER

	default n

	help

	  This selects support for an advanced UART from Maxim (Dallas).

drivers/tty/serial/max310x.c

+451 −467

File changed.

Preview size limit exceeded, changes collapsed.

include/linux/platform_data/max310x.h

+1 −4
Original line number Diff line number Diff line
@@ -42,9 +42,8 @@ 
/* MAX310X platform data structure */

struct max310x_pdata {

	/* Flags global to driver */

	const u8		driver_flags:2;

	const u8		driver_flags;

#define MAX310X_EXT_CLK		(0x00000001)	/* External clock enable */

#define MAX310X_AUTOSLEEP	(0x00000002)	/* Enable AutoSleep mode */

	/* Flags global to UART port */

	const u8		uart_flags[MAX310X_MAX_UARTS];

#define MAX310X_LOOPBACK	(0x00000001)	/* Loopback mode enable */
@@ -60,8 +59,6 @@ struct max310x_pdata { 
	void (*init)(void);

	/* Called before finish */

	void (*exit)(void);

	/* Suspend callback */

	void (*suspend)(int do_suspend);

};



#endif