From: Abhilash Kesavan <a.kesavan@xxxxxxxxxxx>
Fix the "no pm for GPIOXX" messages appearing during bootup due
to the lack of save/restore functions for those GPIO banks.
Signed-off-by: Abhilash Kesavan <a.kesavan@xxxxxxxxxxx>
Signed-off-by: Sangbeom Kim <sbkim73@xxxxxxxxxxx>
---
arch/arm/mach-s5p64x0/gpiolib.c | 14 ++++++++++++--
1 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-s5p64x0/gpiolib.c b/arch/arm/mach-s5p64x0/gpiolib.c
index 072668a..9302d86 100644
--- a/arch/arm/mach-s5p64x0/gpiolib.c
+++ b/arch/arm/mach-s5p64x0/gpiolib.c
@@ -460,6 +460,15 @@ void __init s5p64x0_gpiolib_set_cfg(struct s3c_gpio_cfg *chipcfg, int nr_chips)
}
}
+static void __init s5p64x0_gpio_add_2bit(struct s3c_gpio_chip *chip,
+ int nr_chips)
+{
+ for (; nr_chips > 0; nr_chips--, chip++) {
+ chip->pm = __gpio_pm(&s3c_gpio_pm_2bit);
+ s3c_gpiolib_add(chip);
+ }
+}
+
static void __init s5p64x0_gpio_add_rbank_4bit2(struct s3c_gpio_chip *chip,
int nr_chips)
{
@@ -467,6 +476,7 @@ static void __init s5p64x0_gpio_add_rbank_4bit2(struct s3c_gpio_chip *chip,
chip->chip.direction_input = s5p64x0_gpiolib_rbank_4bit2_input;
chip->chip.direction_output =
s5p64x0_gpiolib_rbank_4bit2_output;
+ chip->pm = __gpio_pm(&s3c_gpio_pm_4bit);
s3c_gpiolib_add(chip);
}
}
@@ -481,7 +491,7 @@ static int __init s5p64x0_gpiolib_init(void)
ARRAY_SIZE(s5p64x0_gpio_cfgs));
if ((chipid & 0xff000) == 0x50000) {
- samsung_gpiolib_add_2bit_chips(s5p6450_gpio_2bit,
+ s5p64x0_gpio_add_2bit(s5p6450_gpio_2bit,
ARRAY_SIZE(s5p6450_gpio_2bit));
samsung_gpiolib_add_4bit_chips(s5p6450_gpio_4bit,
@@ -493,7 +503,7 @@ static int __init s5p64x0_gpiolib_init(void)
s5p64x0_gpio_add_rbank_4bit2(s5p6450_gpio_rbank_4bit2,
ARRAY_SIZE(s5p6450_gpio_rbank_4bit2));
} else {
- samsung_gpiolib_add_2bit_chips(s5p6440_gpio_2bit,
+ s5p64x0_gpio_add_2bit(s5p6440_gpio_2bit,
ARRAY_SIZE(s5p6440_gpio_2bit));
samsung_gpiolib_add_4bit_chips(s5p6440_gpio_4bit,
--
1.6.6.1
--
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