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Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +09001/*
2 * board/renesas/lager/lager.c
3 * This file is lager board support.
4 *
5 * Copyright (C) 2013 Renesas Electronics Corporation
6 * Copyright (C) 2013 Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
7 *
8 * SPDX-License-Identifier: GPL-2.0
9 */
10
11#include <common.h>
12#include <malloc.h>
13#include <netdev.h>
Nobuhiro Iwamatsucf839572014-12-09 16:20:04 +090014#include <dm.h>
15#include <dm/platform_data/serial_sh.h>
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +090016#include <asm/processor.h>
17#include <asm/mach-types.h>
18#include <asm/io.h>
19#include <asm/errno.h>
20#include <asm/arch/sys_proto.h>
21#include <asm/gpio.h>
22#include <asm/arch/rmobile.h>
Nobuhiro Iwamatsu44e1eeb2014-12-02 16:52:19 +090023#include <asm/arch/rcar-mstp.h>
Nobuhiro Iwamatsud7916b12014-12-03 15:30:30 +090024#include <asm/arch/mmc.h>
Nobuhiro Iwamatsuacdfecb2014-11-21 10:19:32 +090025#include <asm/arch/sh_sdhi.h>
Nobuhiro Iwamatsu23565c62013-10-20 20:28:24 +090026#include <miiphy.h>
Nobuhiro Iwamatsub9986be2013-10-10 09:13:41 +090027#include <i2c.h>
Nobuhiro Iwamatsud7916b12014-12-03 15:30:30 +090028#include <mmc.h>
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +090029#include "qos.h"
30
31DECLARE_GLOBAL_DATA_PTR;
32
Nobuhiro Iwamatsu2c2c6ba2014-03-31 14:14:25 +090033#define CLK2MHZ(clk) (clk / 1000 / 1000)
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +090034void s_init(void)
35{
Nobuhiro Iwamatsudc535e12014-03-27 16:18:19 +090036 struct rcar_rwdt *rwdt = (struct rcar_rwdt *)RWDT_BASE;
37 struct rcar_swdt *swdt = (struct rcar_swdt *)SWDT_BASE;
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +090038
39 /* Watchdog init */
40 writel(0xA5A5A500, &rwdt->rwtcsra);
41 writel(0xA5A5A500, &swdt->swtcsra);
42
Nobuhiro Iwamatsu2c2c6ba2014-03-31 14:14:25 +090043 /* CPU frequency setting. Set to 1.4GHz */
Nobuhiro Iwamatsuf212a8a2014-07-30 12:28:00 +090044 if (rmobile_get_cpu_rev_integer() >= R8A7790_CUT_ES2X) {
Nobuhiro Iwamatsud8659c62014-10-31 16:08:11 +090045 u32 stat = 0;
Nobuhiro Iwamatsuf212a8a2014-07-30 12:28:00 +090046 u32 stc = ((1400 / CLK2MHZ(CONFIG_SYS_CLK_FREQ)) - 1)
47 << PLL0_STC_BIT;
48 clrsetbits_le32(PLL0CR, PLL0_STC_MASK, stc);
Nobuhiro Iwamatsud8659c62014-10-31 16:08:11 +090049
50 do {
51 stat = readl(PLLECR) & PLL0ST;
52 } while (stat == 0x0);
Nobuhiro Iwamatsuf212a8a2014-07-30 12:28:00 +090053 }
Nobuhiro Iwamatsu2c2c6ba2014-03-31 14:14:25 +090054
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +090055 /* QoS(Quality-of-Service) Init */
56 qos_init();
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +090057}
58
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +090059#define TMU0_MSTP125 (1 << 25)
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +090060#define SCIF0_MSTP721 (1 << 21)
Nobuhiro Iwamatsu23565c62013-10-20 20:28:24 +090061#define ETHER_MSTP813 (1 << 13)
Nobuhiro Iwamatsud7916b12014-12-03 15:30:30 +090062#define MMC1_MSTP305 (1 << 5)
Nobuhiro Iwamatsu23565c62013-10-20 20:28:24 +090063
Nobuhiro Iwamatsuacdfecb2014-11-21 10:19:32 +090064#define MSTPSR3 0xE6150048
65#define SMSTPCR3 0xE615013C
66#define SDHI0_MSTP314 (1 << 14)
67#define SDHI1_MSTP313 (1 << 13)
68#define SDHI2_MSTP312 (1 << 12)
69
70#define SD2CKCR 0xE6150078
71#define SD2_97500KHZ 0x7
72
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +090073int board_early_init_f(void)
74{
75 /* TMU0 */
76 mstp_clrbits_le32(MSTPSR1, SMSTPCR1, TMU0_MSTP125);
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +090077 /* SCIF0 */
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +090078 mstp_clrbits_le32(MSTPSR7, SMSTPCR7, SCIF0_MSTP721);
Nobuhiro Iwamatsu23565c62013-10-20 20:28:24 +090079 /* ETHER */
80 mstp_clrbits_le32(MSTPSR8, SMSTPCR8, ETHER_MSTP813);
Nobuhiro Iwamatsud7916b12014-12-03 15:30:30 +090081 /* eMMC */
82 mstp_clrbits_le32(MSTPSR3, SMSTPCR3, MMC1_MSTP305);
Nobuhiro Iwamatsuacdfecb2014-11-21 10:19:32 +090083 /* SDHI0, 2 */
84 mstp_clrbits_le32(MSTPSR3, SMSTPCR3, SDHI0_MSTP314 | SDHI2_MSTP312);
85
86 /*
87 * SD0 clock is set to 97.5MHz by default.
88 * Set SD2 to the 97.5MHz as well.
89 */
90 writel(SD2_97500KHZ, SD2CKCR);
Nobuhiro Iwamatsu23565c62013-10-20 20:28:24 +090091
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +090092 return 0;
93}
94
95DECLARE_GLOBAL_DATA_PTR;
96int board_init(void)
97{
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +090098 /* adress of boot parameters */
Nobuhiro Iwamatsueeb266a2014-11-10 13:58:50 +090099 gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +0900100
101 /* Init PFC controller */
102 r8a7790_pinmux_init();
103
Nobuhiro Iwamatsu23565c62013-10-20 20:28:24 +0900104 /* ETHER Enable */
105 gpio_request(GPIO_FN_ETH_CRS_DV, NULL);
106 gpio_request(GPIO_FN_ETH_RX_ER, NULL);
107 gpio_request(GPIO_FN_ETH_RXD0, NULL);
108 gpio_request(GPIO_FN_ETH_RXD1, NULL);
109 gpio_request(GPIO_FN_ETH_LINK, NULL);
110 gpio_request(GPIO_FN_ETH_REF_CLK, NULL);
111 gpio_request(GPIO_FN_ETH_MDIO, NULL);
112 gpio_request(GPIO_FN_ETH_TXD1, NULL);
113 gpio_request(GPIO_FN_ETH_TX_EN, NULL);
114 gpio_request(GPIO_FN_ETH_MAGIC, NULL);
115 gpio_request(GPIO_FN_ETH_TXD0, NULL);
116 gpio_request(GPIO_FN_ETH_MDC, NULL);
117 gpio_request(GPIO_FN_IRQ0, NULL);
118
119 gpio_request(GPIO_GP_5_31, NULL); /* PHY_RST */
120 gpio_direction_output(GPIO_GP_5_31, 0);
121 mdelay(20);
122 gpio_set_value(GPIO_GP_5_31, 1);
123 udelay(1);
124
125 return 0;
126}
127
128#define CXR24 0xEE7003C0 /* MAC address high register */
129#define CXR25 0xEE7003C8 /* MAC address low register */
130int board_eth_init(bd_t *bis)
131{
132 int ret = -ENODEV;
133
134#ifdef CONFIG_SH_ETHER
135 u32 val;
136 unsigned char enetaddr[6];
137
138 ret = sh_eth_initialize(bis);
139 if (!eth_getenv_enetaddr("ethaddr", enetaddr))
140 return ret;
141
142 /* Set Mac address */
143 val = enetaddr[0] << 24 | enetaddr[1] << 16 |
144 enetaddr[2] << 8 | enetaddr[3];
145 writel(val, CXR24);
146
147 val = enetaddr[4] << 8 | enetaddr[5];
148 writel(val, CXR25);
149
150#endif
151
152 return ret;
153}
154
155/* lager has KSZ8041NL/RNL */
156#define PHY_CONTROL1 0x1E
157#define PHY_LED_MODE 0xC0000
158#define PHY_LED_MODE_ACK 0x4000
159int board_phy_config(struct phy_device *phydev)
160{
161 int ret = phy_read(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1);
162 ret &= ~PHY_LED_MODE;
163 ret |= PHY_LED_MODE_ACK;
164 ret = phy_write(phydev, MDIO_DEVAD_NONE, PHY_CONTROL1, (u16)ret);
165
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +0900166 return 0;
167}
168
Nobuhiro Iwamatsud7916b12014-12-03 15:30:30 +0900169int board_mmc_init(bd_t *bis)
170{
Nobuhiro Iwamatsuacdfecb2014-11-21 10:19:32 +0900171 int ret = -ENODEV;
Nobuhiro Iwamatsud7916b12014-12-03 15:30:30 +0900172
173#ifdef CONFIG_SH_MMCIF
174 gpio_request(GPIO_FN_MMC1_D0, NULL);
175 gpio_request(GPIO_FN_MMC1_D1, NULL);
176 gpio_request(GPIO_FN_MMC1_D2, NULL);
177 gpio_request(GPIO_FN_MMC1_D3, NULL);
178 gpio_request(GPIO_FN_MMC1_D4, NULL);
179 gpio_request(GPIO_FN_MMC1_D5, NULL);
180 gpio_request(GPIO_FN_MMC1_D6, NULL);
181 gpio_request(GPIO_FN_MMC1_D7, NULL);
182 gpio_request(GPIO_FN_MMC1_CLK, NULL);
183 gpio_request(GPIO_FN_MMC1_CMD, NULL);
184
185 ret = mmcif_mmc_init();
186#endif
Nobuhiro Iwamatsuacdfecb2014-11-21 10:19:32 +0900187
188#ifdef CONFIG_SH_SDHI
189 gpio_request(GPIO_FN_SD0_DAT0, NULL);
190 gpio_request(GPIO_FN_SD0_DAT1, NULL);
191 gpio_request(GPIO_FN_SD0_DAT2, NULL);
192 gpio_request(GPIO_FN_SD0_DAT3, NULL);
193 gpio_request(GPIO_FN_SD0_CLK, NULL);
194 gpio_request(GPIO_FN_SD0_CMD, NULL);
195 gpio_request(GPIO_FN_SD0_CD, NULL);
196 gpio_request(GPIO_FN_SD2_DAT0, NULL);
197 gpio_request(GPIO_FN_SD2_DAT1, NULL);
198 gpio_request(GPIO_FN_SD2_DAT2, NULL);
199 gpio_request(GPIO_FN_SD2_DAT3, NULL);
200 gpio_request(GPIO_FN_SD2_CLK, NULL);
201 gpio_request(GPIO_FN_SD2_CMD, NULL);
202 gpio_request(GPIO_FN_SD2_CD, NULL);
203
204 /*
205 * SDHI 0
206 * need JP3 set to pin-1 side on board.
207 */
208 gpio_request(GPIO_GP_5_24, NULL);
209 gpio_request(GPIO_GP_5_29, NULL);
210 gpio_direction_output(GPIO_GP_5_24, 1); /* power on */
211 gpio_direction_output(GPIO_GP_5_29, 1); /* 1: 3.3V, 0: 1.8V */
212
213 ret = sh_sdhi_init(CONFIG_SYS_SH_SDHI0_BASE, 0,
214 SH_SDHI_QUIRK_16BIT_BUF);
215 if (ret)
216 return ret;
217
218 /* SDHI 2 */
219 gpio_request(GPIO_GP_5_25, NULL);
220 gpio_request(GPIO_GP_5_30, NULL);
221 gpio_direction_output(GPIO_GP_5_25, 1); /* power on */
222 gpio_direction_output(GPIO_GP_5_30, 1); /* 1: 3.3V, 0: 1.8V */
223
224 ret = sh_sdhi_init(CONFIG_SYS_SH_SDHI2_BASE, 2, 0);
225#endif
Nobuhiro Iwamatsud7916b12014-12-03 15:30:30 +0900226 return ret;
227}
228
229
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +0900230int dram_init(void)
231{
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +0900232 gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
233
234 return 0;
235}
236
237const struct rmobile_sysinfo sysinfo = {
238 CONFIG_RMOBILE_BOARD_STRING
239};
240
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +0900241void reset_cpu(ulong addr)
242{
Nobuhiro Iwamatsub9986be2013-10-10 09:13:41 +0900243 u8 val;
244
245 i2c_set_bus_num(3); /* PowerIC connected to ch3 */
246 i2c_init(400000, 0);
247 i2c_read(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);
248 val |= 0x02;
249 i2c_write(CONFIG_SYS_I2C_POWERIC_ADDR, 0x13, 1, &val, 1);
Nobuhiro Iwamatsuf4ec4522013-11-21 17:06:46 +0900250}
Nobuhiro Iwamatsucf839572014-12-09 16:20:04 +0900251
252static const struct sh_serial_platdata serial_platdata = {
253 .base = SCIF0_BASE,
254 .type = PORT_SCIF,
255 .clk = 14745600,
256 .clk_mode = EXT_CLK,
257};
258
259U_BOOT_DEVICE(lager_serials) = {
260 .name = "serial_sh",
261 .platdata = &serial_platdata,
262};