From: Heiko Schocher <hs@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v6 03/11] net, davinci_emac: make clock divider in MDIO control register configurable
Date: Wed, 2 Nov 2011 07:00:27 +0100 [thread overview]
Message-ID: <1320213635-8056-4-git-send-email-hs@denx.de> (raw)
In-Reply-To: <1320213635-8056-1-git-send-email-hs@denx.de>
Define CONFIG_SYS_EMAC_TI_CLKDIV for setting the clkdiv value
in the MDIO control register.
Signed-off-by: Heiko Schocher <hs@denx.de>
cc: Sandeep Paulraj <s-paulraj@ti.com>
cc: Wolfgang Denk <wd@denx.de>
---
drivers/net/davinci_emac.c | 9 +++++++--
1 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index a900480..fa31159 100644
--- a/drivers/net/davinci_emac.c
+++ b/drivers/net/davinci_emac.c
@@ -53,6 +53,11 @@ unsigned int emac_dbg = 0;
#define emac_gigabit_enable(phy_addr) /* no gigabit to enable */
#endif
+#if !defined(CONFIG_SYS_EMAC_TI_CLKDIV)
+#define CONFIG_SYS_EMAC_TI_CLKDIV ((EMAC_MDIO_BUS_FREQ / \
+ EMAC_MDIO_CLOCK_FREQ) - 1)
+#endif
+
static void davinci_eth_mdio_enable(void);
static int gen_init_phy(int phy_addr);
@@ -131,7 +136,7 @@ static void davinci_eth_mdio_enable(void)
{
u_int32_t clkdiv;
- clkdiv = (EMAC_MDIO_BUS_FREQ / EMAC_MDIO_CLOCK_FREQ) - 1;
+ clkdiv = CONFIG_SYS_EMAC_TI_CLKDIV;
writel((clkdiv & 0xff) |
MDIO_CONTROL_ENABLE |
@@ -473,7 +478,7 @@ static int davinci_eth_open(struct eth_device *dev, bd_t *bis)
#endif
/* Init MDIO & get link state */
- clkdiv = (EMAC_MDIO_BUS_FREQ / EMAC_MDIO_CLOCK_FREQ) - 1;
+ clkdiv = CONFIG_SYS_EMAC_TI_CLKDIV;
writel((clkdiv & 0xff) | MDIO_CONTROL_ENABLE | MDIO_CONTROL_FAULT,
&adap_mdio->CONTROL);
--
1.7.6.4
next prev parent reply other threads:[~2011-11-02 6:00 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-02 6:00 [U-Boot] [PATCH v6 00/11] arm, davinci: add support for dm368 based cam_enc_4xx board Heiko Schocher
2011-11-02 6:00 ` [U-Boot] [PATCH v6 01/11] usb, davinci: add enable_vbus() weak function Heiko Schocher
2011-11-02 6:00 ` [U-Boot] [PATCH v6 02/11] arm, usb, davinci: make USBPHY_CTL register configurable Heiko Schocher
2011-11-02 6:00 ` Heiko Schocher [this message]
2011-11-02 6:00 ` [U-Boot] [PATCH v6 04/11] spl: add option for adding post memory test to the SPL framework Heiko Schocher
2011-11-02 6:00 ` [U-Boot] [PATCH v6 05/11] arm, davinci: add support for new spl framework Heiko Schocher
2011-11-02 22:53 ` Scott Wood
2011-11-03 5:31 ` [U-Boot] [PATCH v7 " Heiko Schocher
2011-11-02 6:00 ` [U-Boot] [PATCH v6 06/11] spl, nand: add 4bit HW ecc oob first nand_read_page function Heiko Schocher
2011-11-02 6:00 ` [U-Boot] [PATCH v6 07/11] arm, davinci: add header files for dm365 Heiko Schocher
2011-11-02 6:00 ` [U-Boot] [PATCH v6 08/11] arm, davinci: add lowlevel function for dm365 soc Heiko Schocher
2011-11-02 6:00 ` [U-Boot] [PATCH v6 09/11] arm926ejs, davinci: add cpuinfo for dm365 Heiko Schocher
2011-11-02 6:00 ` [U-Boot] [PATCH v6 10/11] arm926ejs, davinci: add missing spi defines " Heiko Schocher
2011-11-02 6:00 ` [U-Boot] [PATCH v6 11/11] arm, davinci: add cam_enc_4xx support Heiko Schocher
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