powerpc/ppc4xx: Support gdsys multichannel iocon hardware

Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
Signed-off-by: Stefan Roese <sr@denx.de>

2 files changed, 59 insertions, 14 deletions

diff --git a/include/configs/iocon.h b/include/configs/iocon.h
index 67a7ab9..9d0d7a1 100644
--- a/include/configs/iocon.h
+++ b/include/configs/iocon.h
@@ -63,6 +63,7 @@
  * Commands additional to the ones defined in amcc-common.h
  */
 #define CONFIG_CMD_CACHE
+#define CONFIG_CMD_FPGAD
 #undef CONFIG_CMD_EEPROM
 
 /*
@@ -100,23 +101,53 @@
 #define CONFIG_SYS_I2C_PPC4XX_SPEED_0		400000
 #define CONFIG_SYS_I2C_PPC4XX_SLAVE_0		0x7F
 
+#define CONFIG_SYS_I2C_SPEED		400000
+
+#define CONFIG_PCA953X			/* NXP PCA9554 */
+#define CONFIG_PCA9698			/* NXP PCA9698 */
+
 /*
  * Software (bit-bang) I2C driver configuration
  */
+#define CONFIG_SYS_I2C_SOFT
+#define CONFIG_SYS_I2C_SOFT_SPEED		50000
+#define CONFIG_SYS_I2C_SOFT_SLAVE		0x7F
+#define I2C_SOFT_DECLARATIONS2
+#define CONFIG_SYS_I2C_SOFT_SPEED_2		50000
+#define CONFIG_SYS_I2C_SOFT_SLAVE_2		0x7F
+#define I2C_SOFT_DECLARATIONS3
+#define CONFIG_SYS_I2C_SOFT_SPEED_3		50000
+#define CONFIG_SYS_I2C_SOFT_SLAVE_3		0x7F
+#define I2C_SOFT_DECLARATIONS4
+#define CONFIG_SYS_I2C_SOFT_SPEED_4		50000
+#define CONFIG_SYS_I2C_SOFT_SLAVE_4		0x7F
+
+#define CONFIG_SYS_CH7301_I2C			{1, 2, 3, 4}
 
 #ifndef __ASSEMBLY__
-void fpga_gpio_set(int pin);
-void fpga_gpio_clear(int pin);
-int fpga_gpio_get(int pin);
+void fpga_gpio_set(unsigned int bus, int pin);
+void fpga_gpio_clear(unsigned int bus, int pin);
+int fpga_gpio_get(unsigned int bus, int pin);
 #endif
 
 #define I2C_ACTIVE	{ }
 #define I2C_TRISTATE	{ }
-#define I2C_READ	fpga_gpio_get(0x0040) ? 1 : 0
-#define I2C_SDA(bit)	if (bit) fpga_gpio_set(0x0040); \
-			else fpga_gpio_clear(0x0040)
-#define I2C_SCL(bit)	if (bit) fpga_gpio_set(0x0020); \
-			else fpga_gpio_clear(0x0020)
+#define I2C_READ \
+	(fpga_gpio_get(I2C_ADAP_HWNR, 0x0040) ? 1 : 0)
+#define I2C_SDA(bit) \
+	do { \
+		if (bit) \
+			fpga_gpio_set(I2C_ADAP_HWNR, 0x0040); \
+		else \
+			fpga_gpio_clear(I2C_ADAP_HWNR, 0x0040); \
+	} while (0)
+#define I2C_SCL(bit) \
+	do { \
+		if (bit) \
+			fpga_gpio_set(I2C_ADAP_HWNR, 0x0020); \
+		else \
+			fpga_gpio_clear(I2C_ADAP_HWNR, 0x0020); \
+	} while (0)
 #define I2C_DELAY	udelay(25)	/* 1/4 I2C clock duration */
 
 /*
@@ -236,10 +267,10 @@ int fpga_gpio_get(int pin);
 
 #define CONFIG_SYS_FPGA_COUNT		1
 
-#define CONFIG_SYS_FPGA_PTR \
-	{ (struct ihs_fpga *)CONFIG_SYS_FPGA0_BASE }
+#define CONFIG_SYS_MCLINK_MAX		3
 
-#define CONFIG_SYS_FPGA_COMMON
+#define CONFIG_SYS_FPGA_PTR \
+	{ (struct ihs_fpga *)CONFIG_SYS_FPGA0_BASE, NULL, NULL, NULL }
 
 /* Memory Bank 3 (Latches) initialization */
 #define CONFIG_SYS_LATCH_BASE		0x7f200000
@@ -256,6 +287,9 @@ int fpga_gpio_get(int pin);
  */
 #define CONFIG_SYS_MPC92469AC
 #define CONFIG_SYS_CH7301
-#define CONFIG_SYS_OSD_SCREENS		CONFIG_SYS_FPGA_COUNT
+#define CONFIG_SYS_OSD_SCREENS		1
+
+#define CONFIG_BITBANGMII		/* bit-bang MII PHY management */
+#define CONFIG_BITBANGMII_MULTI
 
 #endif	/* __CONFIG_H */
diff --git a/include/gdsys_fpga.h b/include/gdsys_fpga.h
index 8b89545..f50e0e2 100644
--- a/include/gdsys_fpga.h
+++ b/include/gdsys_fpga.h
@@ -123,10 +123,21 @@ struct ihs_fpga {
 	u16 mpc3w_control;	/* 0x001a */
 	u16 reserved_1[19];	/* 0x001c */
 	u16 videocontrol;	/* 0x0042 */
-	u16 reserved_2[93];	/* 0x0044 */
+	u16 reserved_2[14];	/* 0x0044 */
+	u16 mc_int;		/* 0x0060 */
+	u16 mc_int_en;		/* 0x0062 */
+	u16 mc_status;		/* 0x0064 */
+	u16 mc_control;		/* 0x0066 */
+	u16 mc_tx_data;		/* 0x0068 */
+	u16 mc_tx_address;	/* 0x006a */
+	u16 mc_tx_cmd;		/* 0x006c */
+	u16 mc_res;		/* 0x006e */
+	u16 mc_rx_cmd_status;	/* 0x0070 */
+	u16 mc_rx_data;		/* 0x0072 */
+	u16 reserved_3[69];	/* 0x0074 */
 	u16 reflection_high;	/* 0x00fe */
 	struct ihs_osd osd;	/* 0x0100 */
-	u16 reserved_3[889];	/* 0x010e */
+	u16 reserved_4[889];	/* 0x010e */
 	u16 videomem[31736];	/* 0x0800 */
 };
 #endif