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From: Sonic Zhang <sonic.adi@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 4/4 v2] blackfin: soft-i2c: No need to define blackfin specific soft i2c operations
Date: Mon, 25 Nov 2013 14:27:13 +0800	[thread overview]
Message-ID: <1385360833-26879-4-git-send-email-sonic.adi@gmail.com> (raw)
In-Reply-To: <1385360833-26879-1-git-send-email-sonic.adi@gmail.com>

From: Sonic Zhang <sonic.zhang@analog.com>

Use default GPIO operations.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
---
 include/configs/bf533-stamp.h |   29 ++---------------------------
 1 file changed, 2 insertions(+), 27 deletions(-)

diff --git a/include/configs/bf533-stamp.h b/include/configs/bf533-stamp.h
index a22c868..f5b9658 100644
--- a/include/configs/bf533-stamp.h
+++ b/include/configs/bf533-stamp.h
@@ -80,33 +80,8 @@
 /*
  * Software (bit-bang) I2C driver configuration
  */
-#define PF_SCL			PF3
-#define PF_SDA			PF2
-#define I2C_INIT		(*pFIO_DIR |=  PF_SCL); asm("ssync;")
-#define I2C_ACTIVE		(*pFIO_DIR |=  PF_SDA); \
-				*pFIO_INEN &= ~PF_SDA; asm("ssync;")
-#define I2C_TRISTATE		(*pFIO_DIR &= ~PF_SDA); \
-				*pFIO_INEN |= PF_SDA; asm("ssync;")
-#define I2C_READ		((volatile)(*pFIO_FLAG_D & PF_SDA) != 0); \
-				asm("ssync;")
-#define I2C_SDA(bit)	if (bit) { \
-				*pFIO_FLAG_S = PF_SDA; \
-				asm("ssync;"); \
-				} \
-			else	{ \
-				*pFIO_FLAG_C = PF_SDA; \
-				asm("ssync;"); \
-				}
-#define I2C_SCL(bit)	if (bit) { \
-				*pFIO_FLAG_S = PF_SCL; \
-				asm("ssync;"); \
-				} \
-			else	{ \
-				*pFIO_FLAG_C = PF_SCL; \
-				asm("ssync;"); \
-				}
-#define I2C_DELAY		udelay(5)	/* 1/4 I2C clock duration */
-
+#define CONFIG_SOFT_I2C_GPIO_SCL	GPIO_PF3
+#define CONFIG_SOFT_I2C_GPIO_SDA	GPIO_PF2
 
 /*
  * Flash Settings
-- 
1.7.9.5

  parent reply	other threads:[~2013-11-25  6:27 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-25  6:27 [U-Boot] [PATCH 1/4 v2] blackfin: Use ADI_GPIO2 driver other than the default ADI_GPIO1 Sonic Zhang
2013-11-25  6:27 ` [U-Boot] [PATCH 2/4 v2] blackfin: If none ADI_GPIOX macro is defined, use ADI_GPIO1 as default Sonic Zhang
2013-11-25  6:27 ` [U-Boot] [PATCH 3/4 v2] blackfin: Add missing macro CONFIG_BFIN_SERIAL Sonic Zhang
2013-11-25  6:27 ` Sonic Zhang [this message]
2013-11-25  6:51   ` [U-Boot] [PATCH 4/4 v2] blackfin: soft-i2c: No need to define blackfin specific soft i2c operations Heiko Schocher
2013-11-25  7:07     ` Zhang, Sonic
2013-11-25  7:15       ` Heiko Schocher
2013-11-25  7:15   ` Heiko Schocher

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