From: Mike Frysinger <vapier@gentoo.org>
Date: Mon, 6 Oct 2008 07:42:20 +0000 (-0400)
Subject: Blackfin: bfin_mac: update port muxing
X-Git-Tag: v2009.03-rc1~147^2~27
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=1118ea73698eee6e72ef5cbfc00e41746040304f;p=oweals%2Fu-boot.git

Blackfin: bfin_mac: update port muxing

Adds support more Blackfin parts and fixes broken muxing for older ones.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
---

diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c
index 504fd100a4..dddbb78b1c 100644
--- a/drivers/net/bfin_mac.c
+++ b/drivers/net/bfin_mac.c
@@ -331,20 +331,43 @@ static int SetupSystemRegs(int *opmode)
 	*pVR_CTL |= CLKBUFOE;
 	/* Set all the pins to peripheral mode */
 
-#ifndef CONFIG_BFIN_MAC_RMII
-	*pPORTH_FER = 0xFFFF;
-#ifdef __ADSPBF52x__
-	*pPORTH_MUX = PORT_x_MUX_0_FUNC_2 | PORT_x_MUX_1_FUNC_2 | PORT_x_MUX_2_FUNC_2;
-#endif
+#ifdef CONFIG_BFIN_MAC_RMII
+	/* grab RMII pins */
+# if defined(__ADSPBF51x__)
+	*pPORTF_MUX = (*pPORTF_MUX & \
+		~(PORT_x_MUX_3_MASK | PORT_x_MUX_4_MASK | PORT_x_MUX_5_MASK)) | \
+		PORT_x_MUX_3_FUNC_1 | PORT_x_MUX_4_FUNC_1 | PORT_x_MUX_5_FUNC_1;
+	*pPORTF_FER |= PF8 | PF9 | PF10 | PF11 | PF12 | PF13 | PF14 | PF15;
+	*pPORTG_MUX = (*pPORTG_MUX & ~PORT_x_MUX_0_MASK) | PORT_x_MUX_0_FUNC_1;
+	*pPORTG_FER |= PG0 | PG1 | PG2;
+# elif defined(__ADSPBF52x__)
+	*pPORTG_MUX = (*pPORTG_MUX & ~PORT_x_MUX_6_MASK) | PORT_x_MUX_6_FUNC_2;
+	*pPORTG_FER |= PG14 | PG15;
+	*pPORTH_MUX = (*pPORTH_MUX & ~(PORT_x_MUX_0_MASK | PORT_x_MUX_1_MASK)) | \
+		PORT_x_MUX_0_FUNC_2 | PORT_x_MUX_1_FUNC_2;
+	*pPORTH_FER |= PH0 | PH1 | PH2 | PH3 | PH4 | PH5 | PH6 | PH7 | PH8;
+# else
+	*pPORTH_FER |= PH0 | PH1 | PH4 | PH5 | PH6 | PH8 | PH9 | PH14 | PH15;
+# endif
 #else
-#if defined(__ADSPBF536__) || defined(__ADSPBF537__)
-	*pPORTH_FER = 0xC373;
-#endif
-#ifdef __ADSPBF52x__
-	*pPORTH_FER = 0x01FF;
-	*pPORTH_MUX = PORT_x_MUX_0_FUNC_2 | PORT_x_MUX_1_FUNC_2;
-#endif
+	/* grab MII & RMII pins */
+# if defined(__ADSPBF51x__)
+	*pPORTF_MUX = (*pPORTF_MUX & \
+		~(PORT_x_MUX_0_MASK | PORT_x_MUX_1_MASK | PORT_x_MUX_3_MASK | PORT_x_MUX_4_MASK | PORT_x_MUX_5_MASK)) | \
+		PORT_x_MUX_0_FUNC_1 | PORT_x_MUX_1_FUNC_1 | PORT_x_MUX_3_FUNC_1 | PORT_x_MUX_4_FUNC_1 | PORT_x_MUX_5_FUNC_1;
+	*pPORTF_FER |= PF0 | PF1 | PF2 | PF3 | PF4 | PF5 | PF6 | PF8 | PF9 | PF10 | PF11 | PF12 | PF13 | PF14 | PF15;
+	*pPORTG_MUX = (*pPORTG_MUX & ~PORT_x_MUX_0_MASK) | PORT_x_MUX_0_FUNC_1;
+	*pPORTG_FER |= PG0 | PG1 | PG2;
+# elif defined(__ADSPBF52x__)
+	*pPORTG_MUX = (*pPORTG_MUX & ~PORT_x_MUX_6_MASK) | PORT_x_MUX_6_FUNC_2;
+	*pPORTG_FER |= PG14 | PG15;
+	*pPORTH_MUX = PORT_x_MUX_0_FUNC_2 | PORT_x_MUX_1_FUNC_2 | PORT_x_MUX_2_FUNC_2;
+	*pPORTH_FER = -1; /* all pins */
+# else
+	*pPORTH_FER = -1; /* all pins */
+# endif
 #endif
+
 	/* MDC  = 2.5 MHz */
 	sysctl = SET_MDCDIV(24);
 	/* Odd word alignment for Receive Frame DMA word */