From: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
To: barebox@lists.infradead.org
Cc: Andrey Smirnov <andrew.smirnov@gmail.com>
Subject: [PATCH v2 1/3] e1000: implement register mapping for E1000_FLSW{CTL, DATA, CNT}
Date: Mon, 9 Oct 2017 21:06:25 +0200 [thread overview]
Message-ID: <20171009190627.2486-2-u.kleine-koenig@pengutronix.de> (raw)
In-Reply-To: <20171009190627.2486-1-u.kleine-koenig@pengutronix.de>
Fixes: 4ff3269a70b5 ("e1000: Expose i210's external flash as MTD")
Acked-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
---
drivers/net/e1000/e1000.h | 6 +++---
drivers/net/e1000/regio.c | 9 +++++++++
2 files changed, 12 insertions(+), 3 deletions(-)
diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h
index e6b493c84cc1..45514629dd72 100644
--- a/drivers/net/e1000/e1000.h
+++ b/drivers/net/e1000/e1000.h
@@ -447,11 +447,11 @@ struct e1000_tx_desc {
#define E1000_FLASHT 0x01028 /* FLASH Timer Register */
#define E1000_EEWR (E1000_MIGHT_BE_REMAPPED | 0x0102C) /* EEPROM Write Register - RW */
#define E1000_I210_EEWR 0x12018 /* EEPROM Write Register - RW */
-#define E1000_FLSWCTL 0x01030 /* FLASH control register */
+#define E1000_FLSWCTL (E1000_MIGHT_BE_REMAPPED | 0x01030) /* FLASH control register */
#define E1000_I210_FLSWCTL 0x12048 /* FLASH control register */
-#define E1000_FLSWDATA 0x01034 /* FLASH data register */
+#define E1000_FLSWDATA (E1000_MIGHT_BE_REMAPPED | 0x01034) /* FLASH data register */
#define E1000_I210_FLSWDATA 0x1204C /* FLASH data register */
-#define E1000_FLSWCNT 0x01038 /* FLASH Access Counter */
+#define E1000_FLSWCNT (E1000_MIGHT_BE_REMAPPED | 0x01038) /* FLASH Access Counter */
#define E1000_I210_FLSWCNT 0x12050 /* FLASH Access Counter */
#define E1000_FLOP 0x0103C /* FLASH Opcode Register */
#define E1000_ERT 0x02008 /* Early Rx Threshold - RW */
diff --git a/drivers/net/e1000/regio.c b/drivers/net/e1000/regio.c
index 1610d5851f05..5b2740fbc289 100644
--- a/drivers/net/e1000/regio.c
+++ b/drivers/net/e1000/regio.c
@@ -16,6 +16,15 @@ static uint32_t e1000_true_offset(struct e1000_hw *hw, uint32_t reg)
case E1000_EEMNGCTL:
reg = E1000_I210_EEMNGCTL;
break;
+ case E1000_FLSWCTL:
+ reg = E1000_I210_FLSWCTL;
+ break;
+ case E1000_FLSWCNT:
+ reg = E1000_I210_FLSWCNT;
+ break;
+ case E1000_FLSWDATA:
+ reg = E1000_I210_FLSWDATA;
+ break;
}
}
reg &= ~E1000_MIGHT_BE_REMAPPED;
--
2.11.0
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next prev parent reply other threads:[~2017-10-09 19:07 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-09 19:06 [PATCH v2 0/3] e1000: fix access to companion flash chip Uwe Kleine-König
2017-10-09 19:06 ` Uwe Kleine-König [this message]
2017-10-09 19:06 ` [PATCH v2 2/3] e1000: implement support for smaller flash chips Uwe Kleine-König
2017-10-09 19:06 ` [PATCH v2 3/3] e1000: Don't poll for FLSWCTL.GLDONE before starting a flash transaction Uwe Kleine-König
2017-10-16 8:26 ` [PATCH v2 0/3] e1000: fix access to companion flash chip Sascha Hauer
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