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
15 #include <dm/platform_data/serial_sh.h>
16 #include <asm/processor.h>
17 #include <asm/mach-types.h>
19 #include <asm/errno.h>
20 #include <asm/arch/sys_proto.h>
22 #include <asm/arch/rmobile.h>
23 #include <asm/arch/rcar-mstp.h>
24 #include <asm/arch/mmc.h>
30 DECLARE_GLOBAL_DATA_PTR;
32 #define CLK2MHZ(clk) (clk / 1000 / 1000)
35 struct rcar_rwdt *rwdt = (struct rcar_rwdt *)RWDT_BASE;
36 struct rcar_swdt *swdt = (struct rcar_swdt *)SWDT_BASE;
39 writel(0xA5A5A500, &rwdt->rwtcsra);
40 writel(0xA5A5A500, &swdt->swtcsra);
42 /* CPU frequency setting. Set to 1.4GHz */
43 if (rmobile_get_cpu_rev_integer() >= R8A7790_CUT_ES2X) {
45 u32 stc = ((1400 / CLK2MHZ(CONFIG_SYS_CLK_FREQ)) - 1)
47 clrsetbits_le32(PLL0CR, PLL0_STC_MASK, stc);
50 stat = readl(PLLECR) & PLL0ST;
51 } while (stat == 0x0);
54 /* QoS(Quality-of-Service) Init */
58 #define TMU0_MSTP125 (1 << 25)
59 #define SCIF0_MSTP721 (1 << 21)
60 #define ETHER_MSTP813 (1 << 13)
61 #define MMC1_MSTP305 (1 << 5)
63 int board_early_init_f(void)
66 mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
68 mstp_clrbits_le32(MSTPSR7, SMSTPCR7, SCIF0_MSTP721);
70 mstp_clrbits_le32(MSTPSR8, SMSTPCR8, ETHER_MSTP813);
72 mstp_clrbits_le32(MSTPSR3, SMSTPCR3, MMC1_MSTP305);
77 DECLARE_GLOBAL_DATA_PTR;
80 /* adress of boot parameters */
81 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
83 /* Init PFC controller */
84 r8a7790_pinmux_init();
87 gpio_request(GPIO_FN_ETH_CRS_DV, NULL);
88 gpio_request(GPIO_FN_ETH_RX_ER, NULL);
89 gpio_request(GPIO_FN_ETH_RXD0, NULL);
90 gpio_request(GPIO_FN_ETH_RXD1, NULL);
91 gpio_request(GPIO_FN_ETH_LINK, NULL);
92 gpio_request(GPIO_FN_ETH_REF_CLK, NULL);
93 gpio_request(GPIO_FN_ETH_MDIO, NULL);
94 gpio_request(GPIO_FN_ETH_TXD1, NULL);
95 gpio_request(GPIO_FN_ETH_TX_EN, NULL);
96 gpio_request(GPIO_FN_ETH_MAGIC, NULL);
97 gpio_request(GPIO_FN_ETH_TXD0, NULL);
98 gpio_request(GPIO_FN_ETH_MDC, NULL);
99 gpio_request(GPIO_FN_IRQ0, NULL);
101 gpio_request(GPIO_GP_5_31, NULL); /* PHY_RST */
102 gpio_direction_output(GPIO_GP_5_31, 0);
104 gpio_set_value(GPIO_GP_5_31, 1);
110 #define CXR24 0xEE7003C0 /* MAC address high register */
111 #define CXR25 0xEE7003C8 /* MAC address low register */
112 int board_eth_init(bd_t *bis)
116 #ifdef CONFIG_SH_ETHER
118 unsigned char enetaddr[6];
120 ret = sh_eth_initialize(bis);
121 if (!eth_getenv_enetaddr("ethaddr", enetaddr))
124 /* Set Mac address */
125 val = enetaddr[0] << 24 | enetaddr[1] << 16 |
126 enetaddr[2] << 8 | enetaddr[3];
129 val = enetaddr[4] << 8 | enetaddr[5];
137 /* lager has KSZ8041NL/RNL */
138 #define PHY_CONTROL1 0x1E
139 #define PHY_LED_MODE 0xC0000
140 #define PHY_LED_MODE_ACK 0x4000
141 int board_phy_config(struct phy_device *phydev)
143 int ret = phy_read(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1);
144 ret &= ~PHY_LED_MODE;
145 ret |= PHY_LED_MODE_ACK;
146 ret = phy_write(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1, (u16)ret);
151 int board_mmc_init(bd_t *bis)
155 #ifdef CONFIG_SH_MMCIF
156 gpio_request(GPIO_FN_MMC1_D0, NULL);
157 gpio_request(GPIO_FN_MMC1_D1, NULL);
158 gpio_request(GPIO_FN_MMC1_D2, NULL);
159 gpio_request(GPIO_FN_MMC1_D3, NULL);
160 gpio_request(GPIO_FN_MMC1_D4, NULL);
161 gpio_request(GPIO_FN_MMC1_D5, NULL);
162 gpio_request(GPIO_FN_MMC1_D6, NULL);
163 gpio_request(GPIO_FN_MMC1_D7, NULL);
164 gpio_request(GPIO_FN_MMC1_CLK, NULL);
165 gpio_request(GPIO_FN_MMC1_CMD, NULL);
167 ret = mmcif_mmc_init();
175 gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
180 const struct rmobile_sysinfo sysinfo = {
181 CONFIG_RMOBILE_BOARD_STRING
184 void reset_cpu(ulong addr)
188 i2c_set_bus_num(3); /* PowerIC connected to ch3 */
190 i2c_read(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);
192 i2c_write(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);
195 static const struct sh_serial_platdata serial_platdata = {
202 U_BOOT_DEVICE(lager_serials) = {
204 .platdata = &serial_platdata,