[src/trunk]: src/sys/arch/arm/sunxi Remove AHB2 source select init for now, i...

[jmcneill <jmcneill%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/aa02c0eb1852
branches:  trunk
changeset: 826485:aa02c0eb1852
user:      jmcneill <jmcneill%NetBSD.org@localhost>
date:      Thu Sep 07 23:19:45 2017 +0000

description:
Remove AHB2 source select init for now, it seems to cause EMAC RX problems

diffstat:

 sys/arch/arm/sunxi/sun50i_a64_ccu.c |  20 ++------------------
 1 files changed, 2 insertions(+), 18 deletions(-)

diffs (54 lines):

diff -r e0c9e049e95a -r aa02c0eb1852 sys/arch/arm/sunxi/sun50i_a64_ccu.c
--- a/sys/arch/arm/sunxi/sun50i_a64_ccu.c       Thu Sep 07 21:46:42 2017 +0000
+++ b/sys/arch/arm/sunxi/sun50i_a64_ccu.c       Thu Sep 07 23:19:45 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: sun50i_a64_ccu.c,v 1.2 2017/09/07 10:23:32 jmcneill Exp $ */
+/* $NetBSD: sun50i_a64_ccu.c,v 1.3 2017/09/07 23:19:45 jmcneill Exp $ */
 
 /*-
  * Copyright (c) 2017 Jared McNeill <jmcneill%invisible.ca@localhost>
@@ -28,7 +28,7 @@
 
 #include <sys/cdefs.h>
 
-__KERNEL_RCSID(1, "$NetBSD: sun50i_a64_ccu.c,v 1.2 2017/09/07 10:23:32 jmcneill Exp $");
+__KERNEL_RCSID(1, "$NetBSD: sun50i_a64_ccu.c,v 1.3 2017/09/07 23:19:45 jmcneill Exp $");
 
 #include <sys/param.h>
 #include <sys/bus.h>
@@ -47,8 +47,6 @@
 #define        AHB1_APB1_CFG_REG       0x054
 #define        APB2_CFG_REG            0x058
 #define        AHB2_CFG_REG            0x05c
-#define         AHB2_CLK_CFG           __BITS(1,0)
-#define         AHB2_CLK_CFG_PLL_PERIPH0_2     1
 #define        BUS_CLK_GATING_REG0     0x060
 #define        BUS_CLK_GATING_REG1     0x064
 #define        BUS_CLK_GATING_REG2     0x068
@@ -301,18 +299,6 @@
            USBPHY_CFG_REG, 17),
 };
 
-static void
-sun50i_a64_ccu_init(struct sunxi_ccu_softc *sc)
-{
-       uint32_t val;
-
-       /* Set AHB2 source to PLL_PERIPH/2 */
-       val = CCU_READ(sc, AHB2_CFG_REG);
-       val &= ~AHB2_CLK_CFG;
-       val |= __SHIFTIN(AHB2_CLK_CFG_PLL_PERIPH0_2, AHB2_CLK_CFG);
-       CCU_WRITE(sc, AHB2_CFG_REG, val);
-}
-
 static int
 sun50i_a64_ccu_match(device_t parent, cfdata_t cf, void *aux)
 {
@@ -343,7 +329,5 @@
        aprint_naive("\n");
        aprint_normal(": A64 CCU\n");
 
-       sun50i_a64_ccu_init(sc);
-
        sunxi_ccu_print(sc);
 }