Use appropriate GPMC timings for the LAN9221 controller on the Gumstix Overo expansion boards not the values in arch-omap3/mem.h which are for a different ethernet controller.
Signed-off-by: Scott Ellis <scott <at> jumpnowtek.com> --- board/overo/overo.c | 14 +++++++------- board/overo/overo.h | 9 +++++++++ 2 files changed, 16 insertions(+), 7 deletions(-)
diff --git a/board/overo/overo.c b/board/overo/overo.c index d42dc13..5e94a36 100644 --- a/board/overo/overo.c +++ b/board/overo/overo.c @@ -100,13 +100,13 @@ static void setup_net_chip(void) struct ctrl *ctrl_base = (struct ctrl *)OMAP34XX_CTRL_BASE;
/* Configure GPMC registers */ - writel(NET_GPMC_CONFIG1, &gpmc_cfg->cs[5].config1); - writel(NET_GPMC_CONFIG2, &gpmc_cfg->cs[5].config2); - writel(NET_GPMC_CONFIG3, &gpmc_cfg->cs[5].config3); - writel(NET_GPMC_CONFIG4, &gpmc_cfg->cs[5].config4); - writel(NET_GPMC_CONFIG5, &gpmc_cfg->cs[5].config5); - writel(NET_GPMC_CONFIG6, &gpmc_cfg->cs[5].config6); - writel(NET_GPMC_CONFIG7, &gpmc_cfg->cs[5].config7); + writel(NET_LAN9221_GPMC_CONFIG1, &gpmc_cfg->cs[5].config1); + writel(NET_LAN9221_GPMC_CONFIG2, &gpmc_cfg->cs[5].config2); + writel(NET_LAN9221_GPMC_CONFIG3, &gpmc_cfg->cs[5].config3); + writel(NET_LAN9221_GPMC_CONFIG4, &gpmc_cfg->cs[5].config4); + writel(NET_LAN9221_GPMC_CONFIG5, &gpmc_cfg->cs[5].config5); + writel(NET_LAN9221_GPMC_CONFIG6, &gpmc_cfg->cs[5].config6); + writel(NET_LAN9221_GPMC_CONFIG7, &gpmc_cfg->cs[5].config7);
/* Enable off mode for NWE in PADCONF_GPMC_NWE register */ writew(readw(&ctrl_base ->gpmc_nwe) | 0x0E00, &ctrl_base->gpmc_nwe); diff --git a/board/overo/overo.h b/board/overo/overo.h index 4c7ac27..1873523 100644 --- a/board/overo/overo.h +++ b/board/overo/overo.h @@ -33,6 +33,15 @@ const omap3_sysinfo sysinfo = { #endif };
+/* GPMC CS 5 connected to an SMSC LAN9221 ethernet controller */ +#define NET_LAN9221_GPMC_CONFIG1 0x00001000 +#define NET_LAN9221_GPMC_CONFIG2 0x00080701 +#define NET_LAN9221_GPMC_CONFIG3 0x00020201 +#define NET_LAN9221_GPMC_CONFIG4 0x08030703 +#define NET_LAN9221_GPMC_CONFIG5 0x00060908 +#define NET_LAN9221_GPMC_CONFIG6 0x87030000 +#define NET_LAN9221_GPMC_CONFIG7 0x00000f6c + /* * IEN - Input Enable * IDIS - Input Disable