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[ARM] pxa: introduce PXA_SSP_LEGACY for legacy SSP API 

Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
This commit is contained in:
Eric Miao 2010-02-09 11:10:10 +08:00
parent 98acdbe4cf
commit a056bef455
4 changed files with 14 additions and 0 deletions
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6
arch/arm/mach-pxa/Kconfig
View File

@ -458,6 +458,7 @@ config SHARPSL_PM
config CORGI_SSP_DEPRECATED
bool
select PXA_SSP
select PXA_SSP_LEGACY
help
This option will include corgi_ssp.c and corgi_lcd.c
that corgi_ts.c and other legacy drivers (corgi_bl.c
@ -658,6 +659,11 @@ config PXA_SSP
help
Enable support for PXA2xx SSP ports
config PXA_SSP_LEGACY
bool
help
Support of legacy SSP API
config TOSA_BT
tristate "Control the state of built-in bluetooth chip on Sharp SL-6000"
depends on MACH_TOSA

2
arch/arm/mach-pxa/include/mach/ssp.h
View File

@ -46,6 +46,7 @@ struct ssp_device {
int drcmr_tx;
};
#ifdef CONFIG_PXA_SSP_LEGACY
/*
* SSP initialisation flags
*/
@ -78,6 +79,7 @@ void ssp_restore_state(struct ssp_dev *dev, struct ssp_state *ssp);
int ssp_init(struct ssp_dev *dev, u32 port, u32 init_flags);
int ssp_config(struct ssp_dev *dev, u32 mode, u32 flags, u32 psp_flags, u32 speed);
void ssp_exit(struct ssp_dev *dev);
#endif /* CONFIG_PXA_SSP_LEGACY */
/**
* ssp_write_reg - Write to a SSP register

5
arch/arm/mach-pxa/ssp.c
View File

@ -35,6 +35,8 @@
#include <mach/ssp.h>
#include <mach/regs-ssp.h>
#ifdef CONFIG_PXA_SSP_LEGACY
#define TIMEOUT 100000
static irqreturn_t ssp_interrupt(int irq, void *dev_id)
@ -303,6 +305,7 @@ void ssp_exit(struct ssp_dev *dev)
clk_disable(ssp->clk);
ssp_free(ssp);
}
#endif /* CONFIG_PXA_SSP_LEGACY */
static DEFINE_MUTEX(ssp_lock);
static LIST_HEAD(ssp_list);
@ -488,6 +491,7 @@ static void __exit pxa_ssp_exit(void)
arch_initcall(pxa_ssp_init);
module_exit(pxa_ssp_exit);
#ifdef CONFIG_PXA_SSP_LEGACY
EXPORT_SYMBOL(ssp_write_word);
EXPORT_SYMBOL(ssp_read_word);
EXPORT_SYMBOL(ssp_flush);
@ -498,6 +502,7 @@ EXPORT_SYMBOL(ssp_restore_state);
EXPORT_SYMBOL(ssp_init);
EXPORT_SYMBOL(ssp_exit);
EXPORT_SYMBOL(ssp_config);
#endif
MODULE_DESCRIPTION("PXA SSP driver");
MODULE_AUTHOR("Liam Girdwood");

1
sound/soc/pxa/Kconfig
View File

@ -23,6 +23,7 @@ config SND_PXA2XX_SOC_I2S
config SND_PXA_SOC_SSP
tristate
select PXA_SSP_LEGACY
config SND_PXA2XX_SOC_CORGI
tristate "SoC Audio support for Sharp Zaurus SL-C7x0"