summaryrefslogtreecommitdiff
path: root/board/freescale/t104xrdb/cpld.h
diff options
context:
space:
mode:
Diffstat (limited to 'board/freescale/t104xrdb/cpld.h')
-rw-r--r--board/freescale/t104xrdb/cpld.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/board/freescale/t104xrdb/cpld.h b/board/freescale/t104xrdb/cpld.h
new file mode 100644
index 0000000..0da9a01
--- /dev/null
+++ b/board/freescale/t104xrdb/cpld.h
@@ -0,0 +1,40 @@
+/**
+ * Copyright 2013 Freescale Semiconductor
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * This file provides support for the ngPIXIS, a board-specific FPGA used on
+ * some Freescale reference boards.
+ */
+
+/*
+ * CPLD register set. Feel free to add board-specific #ifdefs where necessary.
+ */
+struct cpld_data {
+ u8 cpld_ver; /* 0x00 - CPLD Major Revision Register */
+ u8 cpld_ver_sub; /* 0x01 - CPLD Minor Revision Register */
+ u8 hw_ver; /* 0x02 - Hardware Revision Register */
+ u8 sw_ver; /* 0x03 - Software Revision register */
+ u8 res0[12]; /* 0x04 - 0x0F - not used */
+ u8 reset_ctl1; /* 0x10 - Reset control Register1 */
+ u8 reset_ctl2; /* 0x11 - Reset control Register2 */
+ u8 int_status; /* 0x12 - Interrupt status Register */
+ u8 flash_ctl_status; /* 0x13 - Flash control and status register */
+ u8 fan_ctl_status; /* 0x14 - Fan control and status register */
+ u8 led_ctl_status; /* 0x15 - LED control and status register */
+ u8 sfp_ctl_status; /* 0x16 - SFP control and status register */
+ u8 misc_ctl_status; /* 0x17 - Miscellanies ctrl & status register*/
+ u8 boot_override; /* 0x18 - Boot override register */
+ u8 boot_config1; /* 0x19 - Boot config override register*/
+ u8 boot_config2; /* 0x1A - Boot config override register*/
+} cpld_data_t;
+
+
+/* Pointer to the CPLD register set */
+
+u8 cpld_read(unsigned int reg);
+void cpld_write(unsigned int reg, u8 value);
+
+#define CPLD_READ(reg) cpld_read(offsetof(struct cpld_data, reg))
+#define CPLD_WRITE(reg, value)\
+ cpld_write(offsetof(struct cpld_data, reg), value)