[U-Boot] [PATCH v2] arm, am33xx: add defines for gmii_sel_register bits

Heiko Schocher hs at denx.de
Wed Jun 5 08:05:32 CEST 2013


move gmii_sel register defines from board code to common place.

Signed-off-by: Heiko Schocher <hs at denx.de>
Cc: Chandan Nath <chandan.nath at ti.com>
Cc: Sandeep Paulraj <s-paulraj at ti.com>
Cc: Tom Rini <trini at ti.com>
Cc: Lars Poeschel <poeschel at lemonage.de>
Cc: Enric Balletbo i Serra <eballetbo at iseebcn.com>

---
- changes for v2:
  defined all bits used in the gmii_sel register as
  Tom Rini suggested

 arch/arm/include/asm/arch-am33xx/cpu.h | 21 +++++++++++++++++++++
 board/isee/igep0033/board.c            |  7 ++-----
 board/phytec/pcm051/board.c            |  2 --
 board/ti/am335x/board.c                |  6 +-----
 4 Dateien geändert, 24 Zeilen hinzugefügt(+), 12 Zeilen entfernt(-)

diff --git a/arch/arm/include/asm/arch-am33xx/cpu.h b/arch/arm/include/asm/arch-am33xx/cpu.h
index fb44654..98e15c0 100644
--- a/arch/arm/include/asm/arch-am33xx/cpu.h
+++ b/arch/arm/include/asm/arch-am33xx/cpu.h
@@ -364,6 +364,27 @@ struct ctrl_dev {
 	unsigned int resv4[4];
 	unsigned int miisel;		/* offset 0x50 */
 };
+
+/* gmii_sel register defines */
+#define GMII1_SEL_MII		0x0
+#define GMII1_SEL_RMII		0x1
+#define GMII1_SEL_RGMII		0x2
+#define GMII1_SEL_NOTUSED	0x3
+#define GMII2_SEL_MII		0x0
+#define GMII2_SEL_RMII		0x4
+#define GMII2_SEL_RGMII		0x8
+#define GMII2_SEL_NOTUSED	0xc
+#define RGMII1_IDMODE		BIT(4)
+#define RGMII2_IDMODE		BIT(5)
+#define RMII1_IO_CLK_EN		BIT(6)
+#define RMII2_IO_CLK_EN		BIT(7)
+
+#define MII_MODE_ENABLE		(GMII1_SEL_MII | GMII2_SEL_MII)
+#define RMII_MODE_ENABLE        (GMII1_SEL_RMII | GMII2_SEL_RMII)
+#define RGMII_MODE_ENABLE	(GMII1_SEL_RGMII | GMII2_SEL_RGMII)
+#define RGMII_INT_DELAY		(RGMII1_IDMODE | RGMII2_IDMODE)
+#define RMII_CHIPCKL_ENABLE     (RMII1_IO_CLK_EN | RMII2_IO_CLK_EN)
+
 #endif /* __ASSEMBLY__ */
 #endif /* __KERNEL_STRICT_NAMES */
 
diff --git a/board/isee/igep0033/board.c b/board/isee/igep0033/board.c
index 842051f..d7cf7d0 100644
--- a/board/isee/igep0033/board.c
+++ b/board/isee/igep0033/board.c
@@ -36,10 +36,6 @@
 DECLARE_GLOBAL_DATA_PTR;
 
 static struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE;
-
-/* MII mode defines */
-#define RMII_MODE_ENABLE	0x4D
-
 static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
 
 static const struct ddr_data ddr3_data = {
@@ -182,7 +178,8 @@ int board_eth_init(bd_t *bis)
 			eth_setenv_enetaddr("ethaddr", mac_addr);
 	}
 
-	writel(RMII_MODE_ENABLE, &cdev->miisel);
+	writel((GMII1_SEL_RMII | GMII2_SEL_NOTUSED | RMII1_IO_CLK_EN),
+	       &cdev->miisel);
 
 	rv = cpsw_register(&cpsw_data);
 	if (rv < 0)
diff --git a/board/phytec/pcm051/board.c b/board/phytec/pcm051/board.c
index 72c5612..d0314e4 100644
--- a/board/phytec/pcm051/board.c
+++ b/board/phytec/pcm051/board.c
@@ -41,8 +41,6 @@ DECLARE_GLOBAL_DATA_PTR;
 static struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE;
 
 /* MII mode defines */
-#define MII_MODE_ENABLE		0x0
-#define RGMII_MODE_ENABLE	0xA
 #define RMII_RGMII2_MODE_ENABLE	0x49
 
 static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
diff --git a/board/ti/am335x/board.c b/board/ti/am335x/board.c
index b04e385..6b96f84 100644
--- a/board/ti/am335x/board.c
+++ b/board/ti/am335x/board.c
@@ -39,10 +39,6 @@ DECLARE_GLOBAL_DATA_PTR;
 
 static struct wd_timer *wdtimer = (struct wd_timer *)WDT_BASE;
 
-/* MII mode defines */
-#define MII_MODE_ENABLE		0x0
-#define RGMII_MODE_ENABLE	0x3A
-
 /* GPIO that controls power to DDR on EVM-SK */
 #define GPIO_DDR_VTT_EN		7
 
@@ -465,7 +461,7 @@ int board_eth_init(bd_t *bis)
 		cpsw_slaves[0].phy_if = cpsw_slaves[1].phy_if =
 				PHY_INTERFACE_MODE_MII;
 	} else {
-		writel(RGMII_MODE_ENABLE, &cdev->miisel);
+		writel((RGMII_MODE_ENABLE | RGMII_INT_DELAY), &cdev->miisel);
 		cpsw_slaves[0].phy_if = cpsw_slaves[1].phy_if =
 				PHY_INTERFACE_MODE_RGMII;
 	}
-- 
1.7.11.7



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