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authorNick Thompson <nick.thompson@ge.com>2009-12-18 13:33:07 +0000
committerBen Warren <biggerbadderben@gmail.com>2010-01-31 22:37:12 -0800
commitd7e354374c8eb0a5d8b8226b881c5ee276c77a60 (patch)
treee410e7d85e82284f8f87b644dd7ccd51384cc6aa /include/asm-arm
parent0f751d6ef3e6fb1d28ac272c39c34831d629a59e (diff)
TI: DaVinci: Updating EMAC driver for DM365, DM646x and DA8XX
The EMAC IP on DM365, DM646x and DA830 is slightly different from that on DM644x. This change updates the DaVinci EMAC driver so that EMAC becomes operational on SOCs with EMAC v2. Signed-off-by: Nick Thompson <nick.thompson@ge.com> Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
Diffstat (limited to 'include/asm-arm')
-rw-r--r--include/asm-arm/arch-davinci/emac_defs.h59
1 files changed, 55 insertions, 4 deletions
diff --git a/include/asm-arm/arch-davinci/emac_defs.h b/include/asm-arm/arch-davinci/emac_defs.h
index 96bc80e476..e313263ffb 100644
--- a/include/asm-arm/arch-davinci/emac_defs.h
+++ b/include/asm-arm/arch-davinci/emac_defs.h
@@ -43,6 +43,13 @@
#define EMAC_WRAPPER_BASE_ADDR (0x01d0a000)
#define EMAC_WRAPPER_RAM_ADDR (0x01d08000)
#define EMAC_MDIO_BASE_ADDR (0x01d0b000)
+#define DAVINCI_EMAC_VERSION2
+#elif defined(CONFIG_SOC_DA8XX)
+#define EMAC_BASE_ADDR DAVINCI_EMAC_CNTRL_REGS_BASE
+#define EMAC_WRAPPER_BASE_ADDR DAVINCI_EMAC_WRAPPER_CNTRL_REGS_BASE
+#define EMAC_WRAPPER_RAM_ADDR DAVINCI_EMAC_WRAPPER_RAM_BASE
+#define EMAC_MDIO_BASE_ADDR DAVINCI_MDIO_CNTRL_REGS_BASE
+#define DAVINCI_EMAC_VERSION2
#else
#define EMAC_BASE_ADDR (0x01c80000)
#define EMAC_WRAPPER_BASE_ADDR (0x01c81000)
@@ -51,6 +58,11 @@
#endif
#ifdef CONFIG_SOC_DM646X
+#define DAVINCI_EMAC_VERSION2
+#define DAVINCI_EMAC_GIG_ENABLE
+#endif
+
+#ifdef CONFIG_SOC_DM646X
/* MDIO module input frequency */
#define EMAC_MDIO_BUS_FREQ 76500000
/* MDIO clock output frequency */
@@ -60,6 +72,11 @@
#define EMAC_MDIO_BUS_FREQ 121500000
/* MDIO clock output frequency */
#define EMAC_MDIO_CLOCK_FREQ 2200000 /* 2.2 MHz */
+#elif defined(CONFIG_SOC_DA8XX)
+/* MDIO module input frequency */
+#define EMAC_MDIO_BUS_FREQ clk_get(DAVINCI_MDIO_CLKID)
+/* MDIO clock output frequency */
+#define EMAC_MDIO_CLOCK_FREQ 2000000 /* 2.0 MHz */
#else
/* MDIO module input frequency */
#define EMAC_MDIO_BUS_FREQ 99000000 /* PLL/6 - 99 MHz */
@@ -128,6 +145,10 @@ typedef volatile struct _emac_desc
#define EMAC_MACCONTROL_FULLDUPLEX_ENABLE (0x1)
#define EMAC_MACCONTROL_GIGABIT_ENABLE (1 << 7)
#define EMAC_MACCONTROL_GIGFORCE (1 << 17)
+#define EMAC_MACCONTROL_RMIISPEED_100 (1 << 15)
+
+#define EMAC_MAC_ADDR_MATCH (1 << 19)
+#define EMAC_MAC_ADDR_IS_VALID (1 << 20)
#define EMAC_RXMBPENABLE_RXCAFEN_ENABLE (0x200000)
#define EMAC_RXMBPENABLE_RXBROADEN (0x2000)
@@ -283,10 +304,40 @@ typedef struct {
/* EMAC Wrapper Registers Structure */
typedef struct {
-#if defined(CONFIG_SOC_DM646X) || defined(CONFIG_SOC_DM365)
- dv_reg IDVER;
- dv_reg SOFTRST;
- dv_reg EMCTRL;
+#ifdef DAVINCI_EMAC_VERSION2
+ dv_reg idver;
+ dv_reg softrst;
+ dv_reg emctrl;
+ dv_reg c0rxthreshen;
+ dv_reg c0rxen;
+ dv_reg c0txen;
+ dv_reg c0miscen;
+ dv_reg c1rxthreshen;
+ dv_reg c1rxen;
+ dv_reg c1txen;
+ dv_reg c1miscen;
+ dv_reg c2rxthreshen;
+ dv_reg c2rxen;
+ dv_reg c2txen;
+ dv_reg c2miscen;
+ dv_reg c0rxthreshstat;
+ dv_reg c0rxstat;
+ dv_reg c0txstat;
+ dv_reg c0miscstat;
+ dv_reg c1rxthreshstat;
+ dv_reg c1rxstat;
+ dv_reg c1txstat;
+ dv_reg c1miscstat;
+ dv_reg c2rxthreshstat;
+ dv_reg c2rxstat;
+ dv_reg c2txstat;
+ dv_reg c2miscstat;
+ dv_reg c0rximax;
+ dv_reg c0tximax;
+ dv_reg c1rximax;
+ dv_reg c1tximax;
+ dv_reg c2rximax;
+ dv_reg c2tximax;
#else
u_int8_t RSVD0[4100];
dv_reg EWCTL;