[U-Boot] [PATCH v5 2/3] Armada100: Enable Ethernet support for GplugD
Ajay Bhargav
ajay.bhargav at einfochips.com
Fri Sep 2 07:18:40 CEST 2011
This patch enables ethernet support for Marvell GplugD board. Network
related commands works.
Signed-off-by: Ajay Bhargav <ajay.bhargav at einfochips.com>
---
Changes for v2:
- armada100_fec_initialize changed to armada100_fec_register
Changes for v3:
- fec base address as argument to armada100_fec_register
Changes for v4:
- Not changed
Changes for v5:
- Coding style cleanup
arch/arm/include/asm/arch-armada100/armada100.h | 57 +++++++++++++++++++++++
arch/arm/include/asm/arch-armada100/mfp.h | 19 ++++++++
board/Marvell/gplugd/gplugd.c | 38 +++++++++++++++
include/configs/gplugd.h | 19 +++++++-
4 files changed, 131 insertions(+), 2 deletions(-)
diff --git a/arch/arm/include/asm/arch-armada100/armada100.h b/arch/arm/include/asm/arch-armada100/armada100.h
index 3d567eb..849638d 100644
--- a/arch/arm/include/asm/arch-armada100/armada100.h
+++ b/arch/arm/include/asm/arch-armada100/armada100.h
@@ -41,6 +41,10 @@
/* Functional Clock Selection Mask */
#define APBC_FNCLKSEL(x) (((x) & 0xf) << 4)
+/* Fast Ethernet Controller Clock register definition */
+#define FE_CLK_RST 0x1
+#define FE_CLK_ENA 0x8
+
/* Register Base Addresses */
#define ARMD1_DRAM_BASE 0xB0000000
#define ARMD1_TIMER_BASE 0xD4014000
@@ -85,6 +89,59 @@ struct armd1mpmu_registers {
};
/*
+ * Application Subsystem Power Management
+ * Refer Datasheet Appendix A.9
+ */
+struct armd1apmu_registers {
+ u32 pcr; /* 0x000 */
+ u32 ccr; /* 0x004 */
+ u32 pad1;
+ u32 ccsr; /* 0x00C */
+ u32 fc_timer; /* 0x010 */
+ u32 pad2;
+ u32 ideal_cfg; /* 0x018 */
+ u8 pad3[0x04C - 0x018 - 4];
+ u32 lcdcrc; /* 0x04C */
+ u32 cciccrc; /* 0x050 */
+ u32 sd1crc; /* 0x054 */
+ u32 sd2crc; /* 0x058 */
+ u32 usbcrc; /* 0x05C */
+ u32 nfccrc; /* 0x060 */
+ u32 dmacrc; /* 0x064 */
+ u32 pad4;
+ u32 buscrc; /* 0x06C */
+ u8 pad5[0x07C - 0x06C - 4];
+ u32 wake_clr; /* 0x07C */
+ u8 pad6[0x090 - 0x07C - 4];
+ u32 core_status; /* 0x090 */
+ u32 rfsc; /* 0x094 */
+ u32 imr; /* 0x098 */
+ u32 irwc; /* 0x09C */
+ u32 isr; /* 0x0A0 */
+ u8 pad7[0x0B0 - 0x0A0 - 4];
+ u32 mhst; /* 0x0B0 */
+ u32 msr; /* 0x0B4 */
+ u8 pad8[0x0C0 - 0x0B4 - 4];
+ u32 msst; /* 0x0C0 */
+ u32 pllss; /* 0x0C4 */
+ u32 smb; /* 0x0C8 */
+ u32 gccrc; /* 0x0CC */
+ u8 pad9[0x0D4 - 0x0CC - 4];
+ u32 smccrc; /* 0x0D4 */
+ u32 pad10;
+ u32 xdcrc; /* 0x0DC */
+ u32 sd3crc; /* 0x0E0 */
+ u32 sd4crc; /* 0x0E4 */
+ u8 pad11[0x0F0 - 0x0E4 - 4];
+ u32 cfcrc; /* 0x0F0 */
+ u32 mspcrc; /* 0x0F4 */
+ u32 cmucrc; /* 0x0F8 */
+ u32 fecrc; /* 0x0FC */
+ u32 pciecrc; /* 0x100 */
+ u32 epdcrc; /* 0x104 */
+};
+
+/*
* APB1 Clock Reset/Control Registers
* Refer Datasheet Appendix A.10
*/
diff --git a/arch/arm/include/asm/arch-armada100/mfp.h b/arch/arm/include/asm/arch-armada100/mfp.h
index d6e0494..da76b58 100644
--- a/arch/arm/include/asm/arch-armada100/mfp.h
+++ b/arch/arm/include/asm/arch-armada100/mfp.h
@@ -64,6 +64,25 @@
#define MFP105_CI2C_SDA (MFP_REG(0x1a4) | MFP_AF1 | MFP_DRIVE_MEDIUM)
#define MFP106_CI2C_SCL (MFP_REG(0x1a8) | MFP_AF1 | MFP_DRIVE_MEDIUM)
+/* Fast Ethernet */
+#define MFP086_ETH_TXCLK (MFP_REG(0x158) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP087_ETH_TXEN (MFP_REG(0x15C) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP088_ETH_TXDQ3 (MFP_REG(0x160) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP089_ETH_TXDQ2 (MFP_REG(0x164) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP090_ETH_TXDQ1 (MFP_REG(0x168) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP091_ETH_TXDQ0 (MFP_REG(0x16C) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP092_ETH_CRS (MFP_REG(0x170) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP093_ETH_COL (MFP_REG(0x174) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP094_ETH_RXCLK (MFP_REG(0x178) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP095_ETH_RXER (MFP_REG(0x17C) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP096_ETH_RXDQ3 (MFP_REG(0x180) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP097_ETH_RXDQ2 (MFP_REG(0x184) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP098_ETH_RXDQ1 (MFP_REG(0x188) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP099_ETH_RXDQ0 (MFP_REG(0x18C) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP100_ETH_MDC (MFP_REG(0x190) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP101_ETH_MDIO (MFP_REG(0x194) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+#define MFP103_ETH_RXDV (MFP_REG(0x19C) | MFP_AF5 | MFP_DRIVE_MEDIUM)
+
/* More macros can be defined here... */
#define MFP_PIN_MAX 117
diff --git a/board/Marvell/gplugd/gplugd.c b/board/Marvell/gplugd/gplugd.c
index dc7d89d..8560b3f 100644
--- a/board/Marvell/gplugd/gplugd.c
+++ b/board/Marvell/gplugd/gplugd.c
@@ -33,6 +33,11 @@
#include <asm/arch/mfp.h>
#include <asm/arch/armada100.h>
+#ifdef CONFIG_ARMADA100_FEC
+#include <net.h>
+#include <netdev.h>
+#endif /* CONFIG_ARMADA100_FEC */
+
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
@@ -45,6 +50,26 @@ int board_early_init_f(void)
/* Enable Console on UART3 */
MFPO8_UART3_TXD,
MFPO9_UART3_RXD,
+
+ /* Ethernet PHY Interface */
+ MFP086_ETH_TXCLK,
+ MFP087_ETH_TXEN,
+ MFP088_ETH_TXDQ3,
+ MFP089_ETH_TXDQ2,
+ MFP090_ETH_TXDQ1,
+ MFP091_ETH_TXDQ0,
+ MFP092_ETH_CRS,
+ MFP093_ETH_COL,
+ MFP094_ETH_RXCLK,
+ MFP095_ETH_RXER,
+ MFP096_ETH_RXDQ3,
+ MFP097_ETH_RXDQ2,
+ MFP098_ETH_RXDQ1,
+ MFP099_ETH_RXDQ0,
+ MFP100_ETH_MDC,
+ MFP101_ETH_MDIO,
+ MFP103_ETH_RXDV,
+
MFP_EOC /*End of configuration*/
};
/* configure MFP's */
@@ -60,3 +85,16 @@ int board_init(void)
gd->bd->bi_boot_params = armd1_sdram_base(0) + 0x100;
return 0;
}
+
+#ifdef CONFIG_ARMADA100_FEC
+int board_eth_init(bd_t *bis)
+{
+ struct armd1apmu_registers *apmu_regs =
+ (struct armd1apmu_registers *)ARMD1_APMU_BASE;
+
+ /* Enable clock of ethernet controller */
+ writel(FE_CLK_RST | FE_CLK_ENA, &apmu_regs->fecrc);
+
+ return armada100_fec_register(ARMD1_FEC_BASE);
+}
+#endif /* CONFIG_ARMADA100_FEC */
diff --git a/include/configs/gplugd.h b/include/configs/gplugd.h
index cc14f49..f3b94d8 100644
--- a/include/configs/gplugd.h
+++ b/include/configs/gplugd.h
@@ -62,8 +62,23 @@
#define CONFIG_CMD_I2C
#define CONFIG_CMD_AUTOSCRIPT
#undef CONFIG_CMD_FPGA
-#undef CONFIG_CMD_NET
-#undef CONFIG_CMD_NFS
+
+/* Disable DCACHE */
+#define CONFIG_SYS_DCACHE_OFF
+
+/* Network configuration */
+#define CONFIG_CMD_PING
+#define CONFIG_NET_MULTI
+#define CONFIG_ARMADA100_FEC
+
+/* DHCP Support */
+#define CONFIG_CMD_DHCP
+#define CONFIG_BOOTP_DHCP_REQUEST_DELAY 50000
+#define CONFIG_BOOTP_SERVERIP
+
+/* Default Boot Parameters */
+#define CONFIG_ROOTPATH "/tftpboot"
+#define CONFIG_SYS_IMG_NAME "uImage"
/*
* mv-common.h should be defined after CMD configs since it used them
--
1.7.0.4
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