summaryrefslogtreecommitdiff
path: root/include/configs/omap1510.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/configs/omap1510.h')
-rw-r--r--include/configs/omap1510.h94
1 files changed, 93 insertions, 1 deletions
diff --git a/include/configs/omap1510.h b/include/configs/omap1510.h
index 2658135..6787b19 100644
--- a/include/configs/omap1510.h
+++ b/include/configs/omap1510.h
@@ -179,7 +179,7 @@
#define USB_OTG_CTRL 0xFFFB040C
#define USB_TRANSCEIVER_CTRL 0xFFFE1064
-#define PULL_DWN_CTRL_4 0xFFFE10AC
+#define PULL_DWN_CTRL_4 0xFFFE10AC
#define PU_PD_SEL_0 0xFFFE10B4
#define PU_PD_SEL_1 0xFFFE10B8
#define PU_PD_SEL_2 0xFFFE10BC
@@ -221,6 +221,89 @@
#define OMAP_LCD_CONTROL TI925_LCD_CONTROL
+/* I2C Registers */
+
+#define I2C_BASE 0xfffb3800
+
+#define I2C_REV (I2C_BASE + 0x00)
+#define I2C_IE (I2C_BASE + 0x04)
+#define I2C_STAT (I2C_BASE + 0x08)
+#define I2C_IV (I2C_BASE + 0x0c)
+#define I2C_BUF (I2C_BASE + 0x14)
+#define I2C_CNT (I2C_BASE + 0x18)
+#define I2C_DATA (I2C_BASE + 0x1c)
+#define I2C_CON (I2C_BASE + 0x24)
+#define I2C_OA (I2C_BASE + 0x28)
+#define I2C_SA (I2C_BASE + 0x2c)
+#define I2C_PSC (I2C_BASE + 0x30)
+#define I2C_SCLL (I2C_BASE + 0x34)
+#define I2C_SCLH (I2C_BASE + 0x38)
+#define I2C_SYSTEST (I2C_BASE + 0x3c)
+
+/* I2C masks */
+
+/* I2C Interrupt Enable Register (I2C_IE): */
+
+#define I2C_IE_XRDY_IE (1 << 4) /* Transmit data ready interrupt enable */
+#define I2C_IE_RRDY_IE (1 << 3) /* Receive data ready interrupt enable */
+#define I2C_IE_ARDY_IE (1 << 2) /* Register access ready interrupt enable */
+#define I2C_IE_NACK_IE (1 << 1) /* No acknowledgment interrupt enable */
+#define I2C_IE_AL_IE (1 << 0) /* Arbitration lost interrupt enable */
+
+/* I2C Status Register (I2C_STAT): */
+
+#define I2C_STAT_SBD (1 << 15) /* Single byte data */
+#define I2C_STAT_BB (1 << 12) /* Bus busy */
+#define I2C_STAT_ROVR (1 << 11) /* Receive overrun */
+#define I2C_STAT_XUDF (1 << 10) /* Transmit underflow */
+#define I2C_STAT_AAS (1 << 9) /* Address as slave */
+#define I2C_STAT_AD0 (1 << 8) /* Address zero */
+#define I2C_STAT_XRDY (1 << 4) /* Transmit data ready */
+#define I2C_STAT_RRDY (1 << 3) /* Receive data ready */
+#define I2C_STAT_ARDY (1 << 2) /* Register access ready */
+#define I2C_STAT_NACK (1 << 1) /* No acknowledgment interrupt enable */
+#define I2C_STAT_AL (1 << 0) /* Arbitration lost interrupt enable */
+
+/* I2C Interrupt Vector Register (I2C_IV): */
+
+/* I2C Interrupt Code Register (I2C_INTCODE): */
+
+#define I2C_INTCODE_MASK 7
+#define I2C_INTCODE_NONE 0
+#define I2C_INTCODE_AL 1 /* Arbitration lost */
+#define I2C_INTCODE_NAK 2 /* No acknowledgement/general call */
+#define I2C_INTCODE_ARDY 3 /* Register access ready */
+#define I2C_INTCODE_RRDY 4 /* Rcv data ready */
+#define I2C_INTCODE_XRDY 5 /* Xmit data ready */
+
+/* I2C Buffer Configuration Register (I2C_BUF): */
+
+#define I2C_BUF_RDMA_EN (1 << 15) /* Receive DMA channel enable */
+#define I2C_BUF_XDMA_EN (1 << 7) /* Transmit DMA channel enable */
+
+/* I2C Configuration Register (I2C_CON): */
+
+#define I2C_CON_EN (1 << 15) /* I2C module enable */
+#define I2C_CON_BE (1 << 14) /* Big endian mode */
+#define I2C_CON_STB (1 << 11) /* Start byte mode (master mode only) */
+#define I2C_CON_MST (1 << 10) /* Master/slave mode */
+#define I2C_CON_TRX (1 << 9) /* Transmitter/receiver mode (master mode only) */
+#define I2C_CON_XA (1 << 8) /* Expand address */
+#define I2C_CON_RM (1 << 2) /* Repeat mode (master mode only) */
+#define I2C_CON_STP (1 << 1) /* Stop condition (master mode only) */
+#define I2C_CON_STT (1 << 0) /* Start condition (master mode only) */
+
+/* I2C System Test Register (I2C_SYSTEST): */
+
+#define I2C_SYSTEST_ST_EN (1 << 15) /* System test enable */
+#define I2C_SYSTEST_FREE (1 << 14) /* Free running mode (on breakpoint) */
+#define I2C_SYSTEST_TMODE_MASK (3 << 12) /* Test mode select */
+#define I2C_SYSTEST_TMODE_SHIFT (12) /* Test mode select */
+#define I2C_SYSTEST_SCL_I (1 << 3) /* SCL line sense input value */
+#define I2C_SYSTEST_SCL_O (1 << 2) /* SCL line drive output value */
+#define I2C_SYSTEST_SDA_I (1 << 1) /* SDA line sense input value */
+#define I2C_SYSTEST_SDA_O (1 << 0) /* SDA line drive output value */
+
/*
* MMC/SD Host Controller Registers
*/
@@ -696,3 +779,12 @@ int cpu_type(void);
#define IRQ_LEVEL_INT 1
#define IRQ_EDGE_INT 0
+
+/* Macros to access registers */
+#define outb(v,p) *(volatile u8 *) (p) = v
+#define outw(v,p) *(volatile u16 *) (p) = v
+#define outl(v,p) *(volatile u32 *) (p) = v
+
+#define inb(p) *(volatile u8 *) (p)
+#define inw(p) *(volatile u16 *) (p)
+#define inl(p) *(volatile u32 *) (p)