ARM: davinci: mark spi_board_info arguments as const

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>

5 files changed, 7 insertions, 6 deletions

diff --git a/arch/arm/mach-davinci/davinci.h b/arch/arm/mach-davinci/davinci.h
index 3e519dad5bb9..8db0fc6809dd 100644
--- a/arch/arm/mach-davinci/davinci.h
+++ b/arch/arm/mach-davinci/davinci.h
@@ -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 */
diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c
index 42dbf3dc11ab..d1624a315c9a 100644
--- a/arch/arm/mach-davinci/devices-da8xx.c
+++ b/arch/arm/mach-davinci/devices-da8xx.c
@@ -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;
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
index fd3d09aa6cde..678cd99b7336 100644
--- a/arch/arm/mach-davinci/dm355.c
+++ b/arch/arm/mach-davinci/dm355.c
@@ -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);
diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c
index 1a2e953082b3..a50d49de1883 100644
--- a/arch/arm/mach-davinci/dm365.c
+++ b/arch/arm/mach-davinci/dm365.c
@@ -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);
diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h
index ee3461d7ec1b..a2f1f274f189 100644
--- a/arch/arm/mach-davinci/include/mach/da8xx.h
+++ b/arch/arm/mach-davinci/include/mach/da8xx.h
@@ -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);