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ARM: davinci: mark spi_board_info arguments as const

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spi_board_info is not modified in any of the spi registeration
functions and passed along as-is to the generic SPI layer.

Mark spi_board_info arguments as const to signal this.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
[nsekhar@ti.com: extended for dm365 and dm355]
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
This commit is contained in:
Uwe Kleine-König 2012-03-30 22:13:53 +02:00 committed by Sekhar Nori
parent 4a6e6a5eb3
commit d65566e50b
5 changed files with 7 additions and 6 deletions
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4
arch/arm/mach-davinci/davinci.h
View file

@ -72,7 +72,7 @@ void davinci_map_sysmod(void);
/* DM355 function declarations */
void __init dm355_init(void);
void dm355_init_spi0(unsigned chipselect_mask,
struct spi_board_info *info, unsigned len);
const struct spi_board_info *info, unsigned len);
void __init dm355_init_asp1(u32 evt_enable, struct snd_platform_data *pdata);
void dm355_set_vpfe_config(struct vpfe_config *cfg);
@ -83,7 +83,7 @@ void __init dm365_init_vc(struct snd_platform_data *pdata);
void __init dm365_init_ks(struct davinci_ks_platform_data *pdata);
void __init dm365_init_rtc(void);
void dm365_init_spi0(unsigned chipselect_mask,
struct spi_board_info *info, unsigned len);
const struct spi_board_info *info, unsigned len);
void dm365_set_vpfe_config(struct vpfe_config *cfg);
/* DM644x function declarations */

2
arch/arm/mach-davinci/devices-da8xx.c
View file

@ -831,7 +831,7 @@ static struct platform_device da8xx_spi_device[] = {
},
};
int __init da8xx_register_spi(int instance, struct spi_board_info *info,
int __init da8xx_register_spi(int instance, const struct spi_board_info *info,
unsigned len)
{
int ret;

2
arch/arm/mach-davinci/dm355.c
View file

@ -424,7 +424,7 @@ static struct platform_device dm355_spi0_device = {
};
void __init dm355_init_spi0(unsigned chipselect_mask,
struct spi_board_info *info, unsigned len)
const struct spi_board_info *info, unsigned len)
{
/* for now, assume we need MISO */
davinci_cfg_reg(DM355_SPI0_SDI);

2
arch/arm/mach-davinci/dm365.c
View file

@ -676,7 +676,7 @@ static struct platform_device dm365_spi0_device = {
};
void __init dm365_init_spi0(unsigned chipselect_mask,
struct spi_board_info *info, unsigned len)
const struct spi_board_info *info, unsigned len)
{
davinci_cfg_reg(DM365_SPI0_SCLK);
davinci_cfg_reg(DM365_SPI0_SDI);

3
arch/arm/mach-davinci/include/mach/da8xx.h
View file

@ -76,7 +76,8 @@ void __init da850_init(void);
int da830_register_edma(struct edma_rsv_info *rsv);
int da850_register_edma(struct edma_rsv_info *rsv[2]);
int da8xx_register_i2c(int instance, struct davinci_i2c_platform_data *pdata);
int da8xx_register_spi(int instance, struct spi_board_info *info, unsigned len);
int da8xx_register_spi(int instance,
const struct spi_board_info *info, unsigned len);
int da8xx_register_watchdog(void);
int da8xx_register_usb20(unsigned mA, unsigned potpgt);
int da8xx_register_usb11(struct da8xx_ohci_root_hub *pdata);