From 3ce2703d8f11b0b5c28409d8335f36bef258831b Mon Sep 17 00:00:00 2001 From: Tetsuyuki Kobayashi Date: Thu, 13 Sep 2012 19:07:58 +0000 Subject: i2c: sh_i2c.c: adjust for SH73A0 Adjust i2c_raw_read() in sh_i2c.c to work for SH73A0. After this patch, "i2c md" and "i2c mw" command on U-Boot work properly on KZM-A9-GT board. Acked-by: Nobuhiro Iwamatsu Signed-off-by: Tetsuyuki Kobayashi diff --git a/drivers/i2c/sh_i2c.c b/drivers/i2c/sh_i2c.c index eced61d..c667a1b 100644 --- a/drivers/i2c/sh_i2c.c +++ b/drivers/i2c/sh_i2c.c @@ -135,8 +135,12 @@ static u8 i2c_raw_read(struct sh_i2c *base, u8 id, u8 reg) { u8 ret; +#if defined(CONFIG_SH73A0) + i2c_set_addr(base, id, reg, 0); +#else i2c_set_addr(base, id, reg, 1); udelay(100); +#endif writeb((SH_I2C_ICCR_ICE|SH_I2C_ICCR_RTS|SH_I2C_ICCR_BUSY), &base->iccr); irq_dte(base); diff --git a/include/configs/kzm9g.h b/include/configs/kzm9g.h index 0132e9d..75b9257 100644 --- a/include/configs/kzm9g.h +++ b/include/configs/kzm9g.h @@ -163,7 +163,7 @@ #define CONFIG_SYS_I2C_SLAVE (0x7F) #define CONFIG_SH_I2C_DATA_HIGH (4) #define CONFIG_SH_I2C_DATA_LOW (5) -#define CONFIG_SH_I2C_CLOCK (41666666) +#define CONFIG_SH_I2C_CLOCK (104000000) /* 104 MHz */ #define CONFIG_SH_I2C_BASE0 (0xE6820000) #define CONFIG_SH_I2C_BASE1 (0xE6822000) -- cgit v0.10.2