2 * board/renesas/lager/lager.c
3 * This file is lager board support.
5 * Copyright (C) 2013 Renesas Electronics Corporation
6 * Copyright (C) 2013 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
8 * SPDX-License-Identifier: GPL-2.0
14 #include <asm/processor.h>
15 #include <asm/mach-types.h>
17 #include <asm/errno.h>
18 #include <asm/arch/sys_proto.h>
20 #include <asm/arch/rmobile.h>
25 DECLARE_GLOBAL_DATA_PTR;
27 #define CLK2MHZ(clk) (clk / 1000 / 1000)
30 struct rcar_rwdt *rwdt = (struct rcar_rwdt *)RWDT_BASE;
31 struct rcar_swdt *swdt = (struct rcar_swdt *)SWDT_BASE;
35 writel(0xA5A5A500, &rwdt->rwtcsra);
36 writel(0xA5A5A500, &swdt->swtcsra);
38 /* CPU frequency setting. Set to 1.4GHz */
39 stc = ((1500 / CLK2MHZ(CONFIG_SYS_CLK_FREQ)) - 1) << PLL0_STC_BIT;
40 clrsetbits_le32(PLL0CR, PLL0_STC_MASK, stc);
42 /* QoS(Quality-of-Service) Init */
46 #define MSTPSR1 0xE6150038
47 #define SMSTPCR1 0xE6150134
48 #define TMU0_MSTP125 (1 << 25)
50 #define MSTPSR7 0xE61501C4
51 #define SMSTPCR7 0xE615014C
52 #define SCIF0_MSTP721 (1 << 21)
54 #define MSTPSR8 0xE61509A0
55 #define SMSTPCR8 0xE6150990
56 #define ETHER_MSTP813 (1 << 13)
58 #define mstp_setbits(type, addr, saddr, set) \
59 out_##type((saddr), in_##type(addr) | (set))
60 #define mstp_clrbits(type, addr, saddr, clear) \
61 out_##type((saddr), in_##type(addr) & ~(clear))
62 #define mstp_setbits_le32(addr, saddr, set) \
63 mstp_setbits(le32, addr, saddr, set)
64 #define mstp_clrbits_le32(addr, saddr, clear) \
65 mstp_clrbits(le32, addr, saddr, clear)
67 int board_early_init_f(void)
70 mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
72 mstp_clrbits_le32(MSTPSR7, SMSTPCR7, SCIF0_MSTP721);
74 mstp_clrbits_le32(MSTPSR8, SMSTPCR8, ETHER_MSTP813);
79 void arch_preboot_os(void)
82 mstp_setbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
85 DECLARE_GLOBAL_DATA_PTR;
88 /* adress of boot parameters */
89 gd->bd->bi_boot_params = LAGER_SDRAM_BASE + 0x100;
91 /* Init PFC controller */
92 r8a7790_pinmux_init();
95 gpio_request(GPIO_FN_ETH_CRS_DV, NULL);
96 gpio_request(GPIO_FN_ETH_RX_ER, NULL);
97 gpio_request(GPIO_FN_ETH_RXD0, NULL);
98 gpio_request(GPIO_FN_ETH_RXD1, NULL);
99 gpio_request(GPIO_FN_ETH_LINK, NULL);
100 gpio_request(GPIO_FN_ETH_REF_CLK, NULL);
101 gpio_request(GPIO_FN_ETH_MDIO, NULL);
102 gpio_request(GPIO_FN_ETH_TXD1, NULL);
103 gpio_request(GPIO_FN_ETH_TX_EN, NULL);
104 gpio_request(GPIO_FN_ETH_MAGIC, NULL);
105 gpio_request(GPIO_FN_ETH_TXD0, NULL);
106 gpio_request(GPIO_FN_ETH_MDC, NULL);
107 gpio_request(GPIO_FN_IRQ0, NULL);
109 gpio_request(GPIO_GP_5_31, NULL); /* PHY_RST */
110 gpio_direction_output(GPIO_GP_5_31, 0);
112 gpio_set_value(GPIO_GP_5_31, 1);
118 #define CXR24 0xEE7003C0 /* MAC address high register */
119 #define CXR25 0xEE7003C8 /* MAC address low register */
120 int board_eth_init(bd_t *bis)
124 #ifdef CONFIG_SH_ETHER
126 unsigned char enetaddr[6];
128 ret = sh_eth_initialize(bis);
129 if (!eth_getenv_enetaddr("ethaddr", enetaddr))
132 /* Set Mac address */
133 val = enetaddr[0] << 24 | enetaddr[1] << 16 |
134 enetaddr[2] << 8 | enetaddr[3];
137 val = enetaddr[4] << 8 | enetaddr[5];
145 /* lager has KSZ8041NL/RNL */
146 #define PHY_CONTROL1 0x1E
147 #define PHY_LED_MODE 0xC0000
148 #define PHY_LED_MODE_ACK 0x4000
149 int board_phy_config(struct phy_device *phydev)
151 int ret = phy_read(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1);
152 ret &= ~PHY_LED_MODE;
153 ret |= PHY_LED_MODE_ACK;
154 ret = phy_write(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1, (u16)ret);
161 gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
162 gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
167 const struct rmobile_sysinfo sysinfo = {
168 CONFIG_RMOBILE_BOARD_STRING
171 void dram_init_banksize(void)
173 gd->bd->bi_dram[0].start = LAGER_SDRAM_BASE;
174 gd->bd->bi_dram[0].size = LAGER_SDRAM_SIZE;
177 int board_late_init(void)
182 void reset_cpu(ulong addr)
186 i2c_set_bus_num(3); /* PowerIC connected to ch3 */
188 i2c_read(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);
190 i2c_write(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);