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lib: utils/gpio: Constify FDT pointers in parsing functions

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Indicate that none of these functions modify the devicetree by
constifying the parameter type.

Signed-off-by: Samuel Holland <samuel.holland@sifive.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Samuel Holland
2024-07-30 21:58:45 -07:00
committed by Anup Patel
parent 33ba4e0567
commit c585354380
5 changed files with 8 additions and 8 deletions
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6
lib/utils/gpio/fdt_gpio.c
View File

@@ -31,7 +31,7 @@ static struct fdt_gpio *fdt_gpio_driver(struct gpio_chip *chip)
return NULL;
}
static int fdt_gpio_init(void *fdt, u32 phandle)
static int fdt_gpio_init(const void *fdt, u32 phandle)
{
int pos, nodeoff, rc;
struct fdt_gpio *drv;
@@ -64,7 +64,7 @@ static int fdt_gpio_init(void *fdt, u32 phandle)
return SBI_ENOSYS;
}
static int fdt_gpio_chip_find(void *fdt, u32 phandle,
static int fdt_gpio_chip_find(const void *fdt, u32 phandle,
struct gpio_chip **out_chip)
{
int rc;
@@ -88,7 +88,7 @@ static int fdt_gpio_chip_find(void *fdt, u32 phandle,
return 0;
}
int fdt_gpio_pin_get(void *fdt, int nodeoff, int index,
int fdt_gpio_pin_get(const void *fdt, int nodeoff, int index,
struct gpio_pin *out_pin)
{
int rc;

2
lib/utils/gpio/fdt_gpio_designware.c
View File

@@ -78,7 +78,7 @@ static void dw_gpio_set(struct gpio_pin *gp, int value)
* bank A is the only one with irq support but we're not using it here
*/
static int dw_gpio_init_bank(void *fdt, int nodeoff, u32 phandle,
static int dw_gpio_init_bank(const void *fdt, int nodeoff, u32 phandle,
const struct fdt_match *match)
{
struct dw_gpio_chip *chip;

2
lib/utils/gpio/fdt_gpio_sifive.c
View File

@@ -62,7 +62,7 @@ static void sifive_gpio_set(struct gpio_pin *gp, int value)
extern struct fdt_gpio fdt_gpio_sifive;
static int sifive_gpio_init(void *fdt, int nodeoff, u32 phandle,
static int sifive_gpio_init(const void *fdt, int nodeoff, u32 phandle,
const struct fdt_match *match)
{
int rc;

2
lib/utils/gpio/fdt_gpio_starfive.c
View File

@@ -71,7 +71,7 @@ static void starfive_gpio_set(struct gpio_pin *gp, int value)
extern struct fdt_gpio fdt_gpio_starfive;
static int starfive_gpio_init(void *fdt, int nodeoff, u32 phandle,
static int starfive_gpio_init(const void *fdt, int nodeoff, u32 phandle,
const struct fdt_match *match)
{
int rc;