diff options
Diffstat (limited to 'package/boot/uboot-sunxi/patches/003-uboot-fix-gmac-not-working-reliable-on-bananapi.patch')
| -rw-r--r-- | package/boot/uboot-sunxi/patches/003-uboot-fix-gmac-not-working-reliable-on-bananapi.patch | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/package/boot/uboot-sunxi/patches/003-uboot-fix-gmac-not-working-reliable-on-bananapi.patch b/package/boot/uboot-sunxi/patches/003-uboot-fix-gmac-not-working-reliable-on-bananapi.patch new file mode 100644 index 0000000000..6bc8c93902 --- /dev/null +++ b/package/boot/uboot-sunxi/patches/003-uboot-fix-gmac-not-working-reliable-on-bananapi.patch @@ -0,0 +1,20 @@ +diff --git a/board/sunxi/gmac.c b/board/sunxi/gmac.c +index e7ff952..f58c963 100644 +--- a/board/sunxi/gmac.c ++++ b/board/sunxi/gmac.c +@@ -24,6 +24,15 @@ int sunxi_gmac_initialize(bd_t *bis) + CCM_GMAC_CTRL_GPIT_MII); + #endif + ++ /* ++ * HdG: this is necessary to get GMAC to work reliable on the ++ * Bananapi. We don't know what these undocumented bits do, so this ++ * is a Bananapi specific hack for now. ++ */ ++#ifdef CONFIG_BANANAPI ++ setbits_le32(&ccm->gmac_clk_cfg, 0x3 << 10); ++#endif ++ + /* Configure pin mux settings for GMAC */ + for (pin = SUNXI_GPA(0); pin <= SUNXI_GPA(16); pin++) { + #ifdef CONFIG_RGMII |