From 23565c6bccf098418a03405bedda6f7d3e68da36 Mon Sep 17 00:00:00 2001 From: Nobuhiro Iwamatsu Date: Sun, 20 Oct 2013 20:28:24 +0900 Subject: [PATCH] arm: lager: Add support Ethernet The lager board has one sh-ether device. This supports sh-ether. Signed-off-by: Nobuhiro Iwamatsu --- board/renesas/lager/lager.c | 70 +++++++++++++++++++++++++++++++++++++ include/configs/lager.h | 19 ++++++++++ 2 files changed, 89 insertions(+) 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 #include #include +#include #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; } diff --git a/include/configs/lager.h b/include/configs/lager.h index 7819edddc6..e4a5cca40a 100644 --- a/include/configs/lager.h +++ b/include/configs/lager.h @@ -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 */ -- 2.30.2