[U-Boot] [PATCH 4/7 V2] EXYNOS5: GPIO to enable MAX98095

Rajeshwari Shinde rajeshwari.s at samsung.com
Thu Jan 24 10:43:37 CET 2013


This patch sets high a GPIO to enable the codec MAX98095

Signed-off-by: Rajeshwari Shinde <rajeshwari.s at samsung.com>
---
Changes in V2:
	- None
 board/samsung/smdk5250/smdk5250.c |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)

diff --git a/board/samsung/smdk5250/smdk5250.c b/board/samsung/smdk5250/smdk5250.c
index 12cc03e..6f2e067 100644
--- a/board/samsung/smdk5250/smdk5250.c
+++ b/board/samsung/smdk5250/smdk5250.c
@@ -56,6 +56,18 @@ int board_usb_vbus_init(void)
 }
 #endif
 
+#ifdef CONFIG_SOUND_MAX98095
+static void  board_enable_audio_codec(void)
+{
+	struct exynos5_gpio_part1 *gpio1 = (struct exynos5_gpio_part1 *)
+						samsung_get_base_gpio_part1();
+
+	/* Enable MAX98095 Codec */
+	s5p_gpio_direction_output(&gpio1->x1, 7, 1);
+	s5p_gpio_set_pull(&gpio1->x1, 7, GPIO_PULL_NONE);
+}
+#endif
+
 int board_init(void)
 {
 	gd->bd->bi_boot_params = (PHYS_SDRAM_1 + 0x100UL);
@@ -65,6 +77,9 @@ int board_init(void)
 #ifdef CONFIG_USB_EHCI_EXYNOS
 	board_usb_vbus_init();
 #endif
+#ifdef CONFIG_SOUND_MAX98095
+	board_enable_audio_codec();
+#endif
 	return 0;
 }
 
-- 
1.7.4.4



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