[U-Boot] [PATCH v4 2/3] Armada100: Enable Ethernet support for GplugD
This patch enables ethernet support for Marvell GplugD board. Network related commands works.
Signed-off-by: Ajay Bhargav ajay.bhargav@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
arch/arm/include/asm/arch-armada100/armada100.h | 57 +++++++++++++++++++++++ arch/arm/include/asm/arch-armada100/mfp.h | 19 ++++++++ board/Marvell/gplugd/gplugd.c | 39 +++++++++++++++ include/configs/gplugd.h | 19 +++++++- 4 files changed, 132 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..db4d776 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 +85,17 @@ 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
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Ajay Bhargav