And use this to set the GMAC Transmit Clock Delay Chain value on Banana boards, rather then keying of CONFIG_TARGET_FOO.
Signed-off-by: Hans de Goede hdegoede@redhat.com --- arch/arm/include/asm/arch-sunxi/clock_sun4i.h | 2 ++ arch/arm/include/asm/arch-sunxi/clock_sun6i.h | 2 ++ board/sunxi/Kconfig | 6 ++++++ board/sunxi/gmac.c | 11 ++--------- configs/Bananapi_defconfig | 1 + configs/Bananapro_defconfig | 1 + 6 files changed, 14 insertions(+), 9 deletions(-)
diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun4i.h b/arch/arm/include/asm/arch-sunxi/clock_sun4i.h index 05fbad3..d297ed0 100644 --- a/arch/arm/include/asm/arch-sunxi/clock_sun4i.h +++ b/arch/arm/include/asm/arch-sunxi/clock_sun4i.h @@ -305,6 +305,8 @@ struct sunxi_ccm_reg { #define CCM_GMAC_CTRL_TX_CLK_SRC_INT_RGMII 0x2 #define CCM_GMAC_CTRL_GPIT_MII (0x0 << 2) #define CCM_GMAC_CTRL_GPIT_RGMII (0x1 << 2) +#define CCM_GMAC_CTRL_RX_CLK_DELAY(x) ((x) << 5) +#define CCM_GMAC_CTRL_TX_CLK_DELAY(x) ((x) << 10)
#define CCM_USB_CTRL_PHY0_RST (0x1 << 0) #define CCM_USB_CTRL_PHY1_RST (0x1 << 1) diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h index e101c54..8a80385 100644 --- a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h +++ b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h @@ -243,6 +243,8 @@ struct sunxi_ccm_reg { #define CCM_GMAC_CTRL_TX_CLK_SRC_INT_RGMII 0x2 #define CCM_GMAC_CTRL_GPIT_MII (0x0 << 2) #define CCM_GMAC_CTRL_GPIT_RGMII (0x1 << 2) +#define CCM_GMAC_CTRL_RX_CLK_DELAY(x) ((x) << 5) +#define CCM_GMAC_CTRL_TX_CLK_DELAY(x) ((x) << 10)
#define MDFS_CLK_DEFAULT 0x81000002 /* PLL6 / 3 */
diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig index 648516e..561fd6b 100644 --- a/board/sunxi/Kconfig +++ b/board/sunxi/Kconfig @@ -385,4 +385,10 @@ config USB_KEYBOARD Say Y here to add support for using a USB keyboard (typically used in combination with a graphical console).
+config GMAC_TX_DELAY + int "GMAC Transmit Clock Delay Chain" + default 0 + ---help--- + Set the GMAC Transmit Clock Delay Chain value. + endif diff --git a/board/sunxi/gmac.c b/board/sunxi/gmac.c index 4e4615e..8849132 100644 --- a/board/sunxi/gmac.c +++ b/board/sunxi/gmac.c @@ -24,20 +24,13 @@ int sunxi_gmac_initialize(bd_t *bis) #ifdef CONFIG_RGMII setbits_le32(&ccm->gmac_clk_cfg, CCM_GMAC_CTRL_TX_CLK_SRC_INT_RGMII | CCM_GMAC_CTRL_GPIT_RGMII); + setbits_le32(&ccm->gmac_clk_cfg, + CCM_GMAC_CTRL_TX_CLK_DELAY(CONFIG_GMAC_TX_DELAY)); #else setbits_le32(&ccm->gmac_clk_cfg, CCM_GMAC_CTRL_TX_CLK_SRC_MII | CCM_GMAC_CTRL_GPIT_MII); #endif
- /* - * In order for the gmac nic to work reliable on the Bananapi, we - * need to set bits 10-12 GTXDC "GMAC Transmit Clock Delay Chain" - * of the GMAC clk register to 3. - */ -#if defined CONFIG_TARGET_BANANAPI || defined CONFIG_TARGET_BANANAPRO - setbits_le32(&ccm->gmac_clk_cfg, 0x3 << 10); -#endif - #ifndef CONFIG_MACH_SUN6I /* Configure pin mux settings for GMAC */ for (pin = SUNXI_GPA(0); pin <= SUNXI_GPA(16); pin++) { diff --git a/configs/Bananapi_defconfig b/configs/Bananapi_defconfig index d94e08e..4cff573 100644 --- a/configs/Bananapi_defconfig +++ b/configs/Bananapi_defconfig @@ -1,6 +1,7 @@ CONFIG_SPL=y CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER,SUNXI_GMAC,RGMII,MACPWR=SUNXI_GPH(23),AHCI,USB_EHCI" CONFIG_FDTFILE="sun7i-a20-bananapi.dtb" +CONFIG_GMAC_TX_DELAY=3 +S:CONFIG_ARM=y +S:CONFIG_ARCH_SUNXI=y +S:CONFIG_MACH_SUN7I=y diff --git a/configs/Bananapro_defconfig b/configs/Bananapro_defconfig index 02e4f3e..0512019 100644 --- a/configs/Bananapro_defconfig +++ b/configs/Bananapro_defconfig @@ -3,6 +3,7 @@ CONFIG_SYS_EXTRA_OPTIONS="AXP209_POWER,SUNXI_GMAC,RGMII,MACPWR=SUNXI_GPH(23),AHC CONFIG_FDTFILE="sun7i-a20-bananapro.dtb" CONFIG_USB1_VBUS_PIN="PH0" CONFIG_USB2_VBUS_PIN="PH1" +CONFIG_GMAC_TX_DELAY=3 +S:CONFIG_ARM=y +S:CONFIG_ARCH_SUNXI=y +S:CONFIG_MACH_SUN7I=y