Overo GPMC registers
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@jumpnowtek.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
diff --git a/board/overo/overo.c b/board/overo/overo.c
index f363281..e85be7d 100644
--- a/board/overo/overo.c
+++ b/board/overo/overo.c
@@ -100,13 +100,13 @@
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 @@
#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