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[ARM] CPUFREQ: S3C24XX serial CPU frequency scaling support.

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Add support for CPU frequency scalling to the S3C24XX serial
driver.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
This commit is contained in:
Ben Dooks
2008-10-21 14:06:36 +01:00
parent e24b864ab3
commit 3055547680
2 changed files with 102 additions and 0 deletions
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6
drivers/serial/samsung.h
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@@ -33,12 +33,18 @@ struct s3c24xx_uart_info {
struct s3c24xx_uart_port {
unsigned char rx_claimed;
unsigned char tx_claimed;
unsigned int pm_level;
unsigned long baudclk_rate;
struct s3c24xx_uart_info *info;
struct s3c24xx_uart_clksrc *clksrc;
struct clk *clk;
struct clk *baudclk;
struct uart_port port;
#ifdef CONFIG_CPU_FREQ
struct notifier_block freq_transition;
#endif
};
/* conversion functions */