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| author | Nobuhiro Iwamatsu <iwamatsu@nigauri.org> | 2013-10-20 20:28:24 +0900 |
|---|---|---|
| committer | Nobuhiro Iwamatsu <iwamatsu@nigauri.org> | 2013-12-18 16:35:45 +0900 |
| commit | 23565c6bccf098418a03405bedda6f7d3e68da36 (patch) | |
| tree | d5b8f65d2b6979a6e3cdc17b6ba7f348d4460e65 /board/renesas | |
| parent | 36da5f84a90df444bbac0c3197d4945383075b76 (diff) | |
| download | u-boot-23565c6bccf098418a03405bedda6f7d3e68da36.tar.gz u-boot-23565c6bccf098418a03405bedda6f7d3e68da36.tar.bz2 u-boot-23565c6bccf098418a03405bedda6f7d3e68da36.zip | |
arm: lager: Add support Ethernet
The lager board has one sh-ether device.
This supports sh-ether.
Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Diffstat (limited to 'board/renesas')
| -rw-r--r-- | board/renesas/lager/lager.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/board/renesas/lager/lager.c b/board/renesas/lager/lager.c index 5c99fc9b58..ba923d520f 100644 --- a/board/renesas/lager/lager.c +++ b/board/renesas/lager/lager.c @@ -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; } |