[U-Boot] [PATCH] arm:exynos:gpio: fix s5p_gpio_part_max for exynos4x12

Piotr Wilczek p.wilczek at samsung.com
Tue May 21 15:39:04 CEST 2013


This patch fix wrong value returned by 's5p_gpio_part_max' function
for Exynos4412.

Signed-off-by: Piotr Wilczek <p.wilczek at samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park at samsung.com>
CC: Minkyu Kang <mk7.kang at samsung.com>
---
 arch/arm/include/asm/arch-exynos/gpio.h |   17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/arch/arm/include/asm/arch-exynos/gpio.h b/arch/arm/include/asm/arch-exynos/gpio.h
index cfe1024..20a4e3f 100644
--- a/arch/arm/include/asm/arch-exynos/gpio.h
+++ b/arch/arm/include/asm/arch-exynos/gpio.h
@@ -303,10 +303,19 @@ static inline unsigned int s5p_gpio_part_max(int nr)
 			return EXYNOS5_GPIO_PART2_MAX;
 
 	} else if (cpu_is_exynos4()) {
-		if (nr < EXYNOS4_GPIO_PART1_MAX)
-			return 0;
-		else
-			return EXYNOS4_GPIO_PART1_MAX;
+		if (proid_is_exynos4412()) {
+			if (nr < EXYNOS4X12_GPIO_PART1_MAX)
+				return 0;
+			else if (nr < EXYNOS4X12_GPIO_PART2_MAX)
+				return EXYNOS4X12_GPIO_PART1_MAX;
+			else
+				return EXYNOS4X12_GPIO_PART2_MAX;
+		} else {
+			if (nr < EXYNOS4_GPIO_PART1_MAX)
+				return 0;
+			else
+				return EXYNOS4_GPIO_PART1_MAX;
+		}
 	}
 
 	return 0;
-- 
1.7.9.5



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