i2c: IHS I2C master driver
IHS I2C master support was merely a hack in the osd driver.
Now it is a proper u-boot I2C framework driver, supporting the
v2.00 master features.
Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
diff --git a/include/configs/iocon.h b/include/configs/iocon.h
index 5636f38..36b4b55 100644
--- a/include/configs/iocon.h
+++ b/include/configs/iocon.h
@@ -99,12 +99,27 @@
#define CONFIG_SYS_I2C_PPC4XX_CH0
#define CONFIG_SYS_I2C_PPC4XX_SPEED_0 400000
#define CONFIG_SYS_I2C_PPC4XX_SLAVE_0 0x7F
+#define CONFIG_SYS_I2C_IHS
#define CONFIG_SYS_I2C_SPEED 400000
+#define CONFIG_SYS_SPD_BUS_NUM 4
#define CONFIG_PCA953X /* NXP PCA9554 */
#define CONFIG_PCA9698 /* NXP PCA9698 */
+#define CONFIG_SYS_I2C_IHS_CH0
+#define CONFIG_SYS_I2C_IHS_SPEED_0 50000
+#define CONFIG_SYS_I2C_IHS_SLAVE_0 0x7F
+#define CONFIG_SYS_I2C_IHS_CH1
+#define CONFIG_SYS_I2C_IHS_SPEED_1 50000
+#define CONFIG_SYS_I2C_IHS_SLAVE_1 0x7F
+#define CONFIG_SYS_I2C_IHS_CH2
+#define CONFIG_SYS_I2C_IHS_SPEED_2 50000
+#define CONFIG_SYS_I2C_IHS_SLAVE_2 0x7F
+#define CONFIG_SYS_I2C_IHS_CH3
+#define CONFIG_SYS_I2C_IHS_SPEED_3 50000
+#define CONFIG_SYS_I2C_IHS_SLAVE_3 0x7F
+
/*
* Software (bit-bang) I2C driver configuration
*/
@@ -121,9 +136,9 @@
#define CONFIG_SYS_I2C_SOFT_SPEED_4 50000
#define CONFIG_SYS_I2C_SOFT_SLAVE_4 0x7F
-#define CONFIG_SYS_ICS8N3QV01_I2C {1, 2, 3, 4}
-#define CONFIG_SYS_CH7301_I2C {1, 2, 3, 4}
-#define CONFIG_SYS_DP501_I2C {1, 2, 3, 4}
+#define CONFIG_SYS_ICS8N3QV01_I2C {5, 6, 7, 8}
+#define CONFIG_SYS_CH7301_I2C {5, 6, 7, 8}
+#define CONFIG_SYS_DP501_I2C {0, 1, 2, 3}
#ifndef __ASSEMBLY__
void fpga_gpio_set(unsigned int bus, int pin);
@@ -148,8 +163,6 @@
fpga_gpio_set(I2C_ADAP_HWNR, 0x0020); \
else \
fpga_gpio_clear(I2C_ADAP_HWNR, 0x0020); \
- while (!!fpga_gpio_get(I2C_ADAP_HWNR, 0x0020) != !!bit) \
- ; \
} while (0)
#define I2C_DELAY udelay(25) /* 1/4 I2C clock duration */