sfc: Add support for SFN4112F SFP+ reference design

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 63 insertions, 0 deletions

diff --git a/drivers/net/sfc/boards.c b/drivers/net/sfc/boards.c
index b70987892dfe..5182ac5a1034 100644
--- a/drivers/net/sfc/boards.c
+++ b/drivers/net/sfc/boards.c
@@ -226,6 +226,66 @@ static int sfe4002_init(struct efx_nic *efx)
         return 0;
 }
 
+/*****************************************************************************
+ * Support for the SFN4112F
+ *
+ */
+static u8 sfn4112f_lm87_channel = 0x03; /* use AIN not FAN inputs */
+
+static const u8 sfn4112f_lm87_regs[] = {
+        LM87_IN_LIMITS(0, 0x83, 0x91),          /* 2.5V:  1.8V +/- 5% */
+        LM87_IN_LIMITS(1, 0x51, 0x5a),          /* Vccp1: 1.2V +/- 5% */
+        LM87_IN_LIMITS(2, 0xb6, 0xca),          /* 3.3V:  3.3V +/- 5% */
+        LM87_IN_LIMITS(4, 0xb0, 0xe0),          /* 12V:   11-14V */
+        LM87_IN_LIMITS(5, 0x44, 0x4b),          /* Vccp2: 1.0V +/- 5% */
+        LM87_AIN_LIMITS(1, 0x91, 0xa1),         /* AIN2:  1.5V +/- 5% */
+        LM87_TEMP_INT_LIMITS(10, 60),           /* board */
+        LM87_TEMP_EXT1_LIMITS(10, 70),          /* Falcon */
+        0
+};
+
+static struct i2c_board_info sfn4112f_hwmon_info = {
+        I2C_BOARD_INFO("lm87", 0x2e),
+        .platform_data  = &sfn4112f_lm87_channel,
+        .irq            = -1,
+};
+
+#define SFN4112F_ACT_LED        0
+#define SFN4112F_LINK_LED       1
+
+static void sfn4112f_init_leds(struct efx_nic *efx)
+{
+        xfp_set_led(efx, SFN4112F_ACT_LED,
+                    QUAKE_LED_RXLINK | QUAKE_LED_LINK_ACT);
+        xfp_set_led(efx, SFN4112F_LINK_LED,
+                    QUAKE_LED_RXLINK | QUAKE_LED_LINK_STAT);
+}
+
+static void sfn4112f_set_id_led(struct efx_nic *efx, bool state)
+{
+        xfp_set_led(efx, SFN4112F_LINK_LED,
+                    state ? QUAKE_LED_ON : QUAKE_LED_OFF);
+}
+
+static int sfn4112f_check_hw(struct efx_nic *efx)
+{
+        /* Mask out unused sensors */
+        return efx_check_lm87(efx, ~0x48);
+}
+
+static int sfn4112f_init(struct efx_nic *efx)
+{
+        int rc = efx_init_lm87(efx, &sfn4112f_hwmon_info, sfn4112f_lm87_regs);
+        if (rc)
+                return rc;
+        efx->board_info.monitor = sfn4112f_check_hw;
+        efx->board_info.init_leds = sfn4112f_init_leds;
+        efx->board_info.set_id_led = sfn4112f_set_id_led;
+        efx->board_info.blink = board_blink;
+        efx->board_info.fini = efx_fini_lm87;
+        return 0;
+}
+
 /* This will get expanded as board-specific details get moved out of the
  * PHY drivers. */
 struct efx_board_data {
@@ -241,6 +301,8 @@ static struct efx_board_data board_data[] = {
         { EFX_BOARD_SFE4002, "SFE4002", "XFP adapter", sfe4002_init },
         { EFX_BOARD_SFN4111T, "SFN4111T", "100/1000/10GBASE-T adapter",
           sfn4111t_init },
+        { EFX_BOARD_SFN4112F, "SFN4112F", "SFP+ adapter",
+          sfn4112f_init },
 };
 
 void efx_set_board_info(struct efx_nic *efx, u16 revision_info)
diff --git a/drivers/net/sfc/boards.h b/drivers/net/sfc/boards.h
index d93c6c6a7548..44942de0e080 100644
--- a/drivers/net/sfc/boards.h
+++ b/drivers/net/sfc/boards.h
@@ -15,6 +15,7 @@ enum efx_board_type {
         EFX_BOARD_SFE4001 = 1,
         EFX_BOARD_SFE4002 = 2,
         EFX_BOARD_SFN4111T = 0x51,
+        EFX_BOARD_SFN4112F = 0x52,
 };
 
 extern void efx_set_board_info(struct efx_nic *efx, u16 revision_info);