From 90362c0c04a9b7ec7d251ddf208ec411be456b6c Mon Sep 17 00:00:00 2001 From: Nobuhiro Iwamatsu Date: Sun, 20 Oct 2013 20:37:17 +0900 Subject: arm: koelsch: Add support Ethernet The koelsch board has one sh-ether device. This supports sh-ether. Signed-off-by: Nobuhiro Iwamatsu --- board/renesas/koelsch/koelsch.c | 77 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) (limited to 'board/renesas') diff --git a/board/renesas/koelsch/koelsch.c b/board/renesas/koelsch/koelsch.c index 7153f652b5..73cad66f1e 100644 --- a/board/renesas/koelsch/koelsch.c +++ b/board/renesas/koelsch/koelsch.c @@ -16,6 +16,8 @@ #include #include #include +#include +#include #include #include "qos.h" @@ -207,6 +209,10 @@ 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 @@ -241,9 +247,16 @@ int board_early_init_f(void) mstp_clrbits_le32(MSTPSR7, SMSTPCR7, SCIF0_MSTP721); + /* ETHER */ + mstp_clrbits_le32(MSTPSR8, SMSTPCR8, ETHER_MSTP813); + return 0; } +/* LSI pin pull-up control */ +#define PUPR5 0xe6060114 +#define PUPR5_ETH 0x3FFC0000 +#define PUPR5_ETH_MAGIC (1 << 27) int board_init(void) { /* adress of boot parameters */ @@ -252,7 +265,57 @@ int board_init(void) /* Init PFC controller */ r8a7791_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_REFCLK, 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_TXD0, NULL); + gpio_request(GPIO_FN_ETH_MDC, NULL); + gpio_request(GPIO_FN_IRQ0, NULL); + + mstp_clrbits_le32(PUPR5, PUPR5, PUPR5_ETH & ~PUPR5_ETH_MAGIC); + gpio_request(GPIO_GP_5_22, NULL); /* PHY_RST */ + mstp_clrbits_le32(PUPR5, PUPR5, PUPR5_ETH_MAGIC); + + gpio_direction_output(GPIO_GP_5_22, 0); + mdelay(20); + gpio_set_value(GPIO_GP_5_22, 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) +{ +#ifdef CONFIG_SH_ETHER + int ret = -ENODEV; + 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); + + return ret; +#else return 0; +#endif } int dram_init(void) @@ -263,6 +326,20 @@ int dram_init(void) return 0; } +/* koelsch 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; +} + const struct rmobile_sysinfo sysinfo = { CONFIG_RMOBILE_BOARD_STRING }; -- cgit v1.2.1