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arm: lager: Add support Ethernet

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The lager board has one sh-ether device.
This supports sh-ether.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
This commit is contained in:
Nobuhiro Iwamatsu 2013-10-20 20:28:24 +09:00
parent 36da5f84a9
commit 23565c6bcc
2 changed files with 89 additions and 0 deletions
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70
board/renesas/lager/lager.c
View file

@ -18,6 +18,7 @@
#include <asm/arch/sys_proto.h>
#include <asm/gpio.h>
#include <asm/arch/rmobile.h>
#include <miiphy.h>
#include "qos.h"
DECLARE_GLOBAL_DATA_PTR;
@ -207,6 +208,10 @@ void s_init(void)
#define SMSTPCR7 0xE615014C
#define SCIF0_MSTP721 (1 << 21)
#define MSTPSR8 0xE61509A0
#define SMSTPCR8 0xE6150990
#define ETHER_MSTP813 (1 << 13)
#define PMMR 0xE6060000
#define GPSR4 0xE6060014
#define IPSR14 0xE6060058
@ -242,6 +247,9 @@ int board_early_init_f(void)
mstp_clrbits_le32(MSTPSR7, SMSTPCR7, SCIF0_MSTP721);
/* ETHER */
mstp_clrbits_le32(MSTPSR8, SMSTPCR8, ETHER_MSTP813);
return 0;
}
@ -256,6 +264,68 @@ int board_init(void)
/* Init PFC controller */
r8a7790_pinmux_init();
/* ETHER Enable */
gpio_request(GPIO_FN_ETH_CRS_DV, NULL);
gpio_request(GPIO_FN_ETH_RX_ER, NULL);
gpio_request(GPIO_FN_ETH_RXD0, NULL);
gpio_request(GPIO_FN_ETH_RXD1, NULL);
gpio_request(GPIO_FN_ETH_LINK, NULL);
gpio_request(GPIO_FN_ETH_REF_CLK, NULL);
gpio_request(GPIO_FN_ETH_MDIO, NULL);
gpio_request(GPIO_FN_ETH_TXD1, NULL);
gpio_request(GPIO_FN_ETH_TX_EN, NULL);
gpio_request(GPIO_FN_ETH_MAGIC, NULL);
gpio_request(GPIO_FN_ETH_TXD0, NULL);
gpio_request(GPIO_FN_ETH_MDC, NULL);
gpio_request(GPIO_FN_IRQ0, NULL);
gpio_request(GPIO_GP_5_31, NULL); /* PHY_RST */
gpio_direction_output(GPIO_GP_5_31, 0);
mdelay(20);
gpio_set_value(GPIO_GP_5_31, 1);
udelay(1);
return 0;
}
#define CXR24 0xEE7003C0 /* MAC address high register */
#define CXR25 0xEE7003C8 /* MAC address low register */
int board_eth_init(bd_t *bis)
{
int ret = -ENODEV;
#ifdef CONFIG_SH_ETHER
u32 val;
unsigned char enetaddr[6];
ret = sh_eth_initialize(bis);
if (!eth_getenv_enetaddr("ethaddr", enetaddr))
return ret;
/* Set Mac address */
val = enetaddr[0] << 24 | enetaddr[1] << 16 |
enetaddr[2] << 8 | enetaddr[3];
writel(val, CXR24);
val = enetaddr[4] << 8 | enetaddr[5];
writel(val, CXR25);
#endif
return ret;
}
/* lager has KSZ8041NL/RNL */
#define PHY_CONTROL1 0x1E
#define PHY_LED_MODE 0xC0000
#define PHY_LED_MODE_ACK 0x4000
int board_phy_config(struct phy_device *phydev)
{
int ret = phy_read(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1);
ret &= ~PHY_LED_MODE;
ret |= PHY_LED_MODE_ACK;
ret = phy_write(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1, (u16)ret);
return 0;
}

19
include/configs/lager.h
View file

@ -28,6 +28,11 @@
#define CONFIG_CMD_SDRAM
#define CONFIG_CMD_RUN
#define CONFIG_CMD_LOADS
#define CONFIG_CMD_NET
#define CONFIG_CMD_MII
#define CONFIG_CMD_PING
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_NFS
#define CONFIG_CMD_BOOTZ
#define CONFIG_CMD_FLASH
@ -127,6 +132,20 @@
#define CONFIG_ENV_SIZE (CONFIG_ENV_SECT_SIZE)
#define CONFIG_ENV_SIZE_REDUND (CONFIG_SYS_MONITOR_LEN)
/* SH Ether */
#define CONFIG_NET_MULTI
#define CONFIG_SH_ETHER
#define CONFIG_SH_ETHER_USE_PORT 0
#define CONFIG_SH_ETHER_PHY_ADDR 0x1
#define CONFIG_SH_ETHER_PHY_MODE PHY_INTERFACE_MODE_RMII
#define CONFIG_SH_ETHER_ALIGNE_SIZE 64
#define CONFIG_SH_ETHER_CACHE_WRITEBACK
#define CONFIG_SH_ETHER_CACHE_INVALIDATE
#define CONFIG_PHYLIB
#define CONFIG_PHY_MICREL
#define CONFIG_BITBANGMII
#define CONFIG_BITBANGMII_MULTI
/* Board Clock */
#define CONFIG_BASE_CLK_FREQ 20000000u
#define CONFIG_SH_TMU_CLK_FREQ (CONFIG_BASE_CLK_FREQ / 2) /* EXT / 2 */