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authorEilon Greenstein <eilong@broadcom.com>2009-02-12 08:36:52 +0000
committerDavid S. Miller <davem@davemloft.net>2009-02-15 23:31:20 -0800
commit4acac6a53a3c9dfc604a9a8647f16b0242080e93 (patch)
treed21f2687f4d580f22e0aa018dc9eccaaa56de005 /drivers/net/bnx2x_reg.h
parent87942b467880fb65381af87a5ff61fdb7ede5eb3 (diff)
bnx2x: GPIO accessories
A GPIO is used with the 8726 PHY. Adding the GPIO related functions in this Signed-off-by: Eilon Greenstein <eilong@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/bnx2x_reg.h')
-rw-r--r--drivers/net/bnx2x_reg.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/net/bnx2x_reg.h b/drivers/net/bnx2x_reg.h
index 713b5f9ea1e..6fc1d0df978 100644
--- a/drivers/net/bnx2x_reg.h
+++ b/drivers/net/bnx2x_reg.h
@@ -1438,6 +1438,29 @@
This is the result value of the pin; not the drive value. Writing these
bits will have not effect. */
#define MISC_REG_GPIO 0xa490
+/* [RW 8] These bits enable the GPIO_INTs to signals event to the
+ IGU/MCP.according to the following map: [0] p0_gpio_0; [1] p0_gpio_1; [2]
+ p0_gpio_2; [3] p0_gpio_3; [4] p1_gpio_0; [5] p1_gpio_1; [6] p1_gpio_2;
+ [7] p1_gpio_3; */
+#define MISC_REG_GPIO_EVENT_EN 0xa2bc
+/* [RW 32] GPIO INT. [31-28] OLD_CLR port1; [27-24] OLD_CLR port0; Writing a
+ '1' to these bit clears the corresponding bit in the #OLD_VALUE register.
+ This will acknowledge an interrupt on the falling edge of corresponding
+ GPIO input (reset value 0). [23-16] OLD_SET [23-16] port1; OLD_SET port0;
+ Writing a '1' to these bit sets the corresponding bit in the #OLD_VALUE
+ register. This will acknowledge an interrupt on the rising edge of
+ corresponding SPIO input (reset value 0). [15-12] OLD_VALUE [11-8] port1;
+ OLD_VALUE port0; RO; These bits indicate the old value of the GPIO input
+ value. When the ~INT_STATE bit is set; this bit indicates the OLD value
+ of the pin such that if ~INT_STATE is set and this bit is '0'; then the
+ interrupt is due to a low to high edge. If ~INT_STATE is set and this bit
+ is '1'; then the interrupt is due to a high to low edge (reset value 0).
+ [7-4] INT_STATE port1; [3-0] INT_STATE RO port0; These bits indicate the
+ current GPIO interrupt state for each GPIO pin. This bit is cleared when
+ the appropriate #OLD_SET or #OLD_CLR command bit is written. This bit is
+ set when the GPIO input does not match the current value in #OLD_VALUE
+ (reset value 0). */
+#define MISC_REG_GPIO_INT 0xa494
/* [R 28] this field hold the last information that caused reserved
attention. bits [19:0] - address; [22:20] function; [23] reserved;
[27:24] the master that caused the attention - according to the following
@@ -5162,6 +5185,10 @@
#define MISC_REGISTERS_GPIO_FLOAT_POS 24
#define MISC_REGISTERS_GPIO_HIGH 1
#define MISC_REGISTERS_GPIO_INPUT_HI_Z 2
+#define MISC_REGISTERS_GPIO_INT_CLR_POS 24
+#define MISC_REGISTERS_GPIO_INT_OUTPUT_CLR 0
+#define MISC_REGISTERS_GPIO_INT_OUTPUT_SET 1
+#define MISC_REGISTERS_GPIO_INT_SET_POS 16
#define MISC_REGISTERS_GPIO_LOW 0
#define MISC_REGISTERS_GPIO_OUTPUT_HIGH 1
#define MISC_REGISTERS_GPIO_OUTPUT_LOW 0
@@ -5220,6 +5247,8 @@
#define AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT (1<<11)
#define AEU_INPUTS_ATTN_BITS_DOORBELLQ_HW_INTERRUPT (1<<13)
#define AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR (1<<12)
+#define AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_0 (1<<5)
+#define AEU_INPUTS_ATTN_BITS_GPIO3_FUNCTION_1 (1<<9)
#define AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR (1<<12)
#define AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT (1<<15)
#define AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR (1<<14)