| /* |
| * Copyright (C) 2012 Renesas Solutions Corp. |
| * |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; either version 2 of |
| * the License. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| */ |
| |
| #include <common.h> |
| #include <malloc.h> |
| #include <asm/processor.h> |
| #include <asm/mach-types.h> |
| #include <asm/io.h> |
| #include <asm/arch/sys_proto.h> |
| #include <asm/gpio.h> |
| #include <asm/arch/rmobile.h> |
| |
| #define s_init_wait(cnt) \ |
| ({ \ |
| volatile u32 i = 0x10000 * cnt; \ |
| while (i > 0) \ |
| i--; \ |
| }) |
| |
| #define USBCR1 0xE605810A |
| |
| void s_init(void) |
| { |
| struct r8a7740_rwdt *rwdt0 = (struct r8a7740_rwdt *)RWDT0_BASE; |
| struct r8a7740_rwdt *rwdt1 = (struct r8a7740_rwdt *)RWDT1_BASE; |
| struct r8a7740_cpg *cpg = (struct r8a7740_cpg *)CPG_BASE; |
| struct r8a7740_bsc *bsc = (struct r8a7740_bsc *)BSC_BASE; |
| struct r8a7740_ddrp *ddrp = (struct r8a7740_ddrp *)DDRP_BASE; |
| struct r8a7740_dbsc *dbsc = (struct r8a7740_dbsc *)DBSC_BASE; |
| |
| /* Watchdog init */ |
| writew(0xA500, &rwdt0->rwtcsra0); |
| writew(0xA500, &rwdt1->rwtcsra0); |
| |
| /* CPG */ |
| writel(0xFF800080, &cpg->rmstpcr4); |
| writel(0xFF800080, &cpg->smstpcr4); |
| |
| /* USB clock */ |
| writel(0x00000080, &cpg->usbckcr); |
| s_init_wait(1); |
| |
| /* USBCR1 */ |
| writew(0x0710, USBCR1); |
| |
| /* FRQCR */ |
| writel(0x00000000, &cpg->frqcrb); |
| writel(0x62030533, &cpg->frqcra); |
| writel(0x208A354E, &cpg->frqcrc); |
| writel(0x80331050, &cpg->frqcrb); |
| s_init_wait(1); |
| |
| writel(0x00000000, &cpg->frqcrd); |
| s_init_wait(1); |
| |
| /* SUBClk */ |
| writel(0x0000010B, &cpg->subckcr); |
| |
| /* PLL */ |
| writel(0x00004004, &cpg->pllc01cr); |
| s_init_wait(1); |
| |
| writel(0xa0000000, &cpg->pllc2cr); |
| s_init_wait(2); |
| |
| /* BSC */ |
| writel(0x0000001B, &bsc->cmncr); |
| |
| writel(0x20000000, &dbsc->dbcmd); |
| writel(0x10009C40, &dbsc->dbcmd); |
| s_init_wait(1); |
| |
| writel(0x00000007, &dbsc->dbkind); |
| writel(0x0E030A02, &dbsc->dbconf0); |
| writel(0x00000001, &dbsc->dbphytype); |
| writel(0x00000000, &dbsc->dbbl); |
| writel(0x00000006, &dbsc->dbtr0); |
| writel(0x00000005, &dbsc->dbtr1); |
| writel(0x00000000, &dbsc->dbtr2); |
| writel(0x00000006, &dbsc->dbtr3); |
| writel(0x00080006, &dbsc->dbtr4); |
| writel(0x00000015, &dbsc->dbtr5); |
| writel(0x0000000f, &dbsc->dbtr6); |
| writel(0x00000004, &dbsc->dbtr7); |
| writel(0x00000018, &dbsc->dbtr8); |
| writel(0x00000006, &dbsc->dbtr9); |
| writel(0x00000006, &dbsc->dbtr10); |
| writel(0x0000000F, &dbsc->dbtr11); |
| writel(0x0000000D, &dbsc->dbtr12); |
| writel(0x000000A0, &dbsc->dbtr13); |
| writel(0x000A0003, &dbsc->dbtr14); |
| writel(0x00000003, &dbsc->dbtr15); |
| writel(0x40005005, &dbsc->dbtr16); |
| writel(0x0C0C0000, &dbsc->dbtr17); |
| writel(0x00000200, &dbsc->dbtr18); |
| writel(0x00000040, &dbsc->dbtr19); |
| writel(0x00000001, &dbsc->dbrnk0); |
| writel(0x00000110, &dbsc->dbdficnt); |
| writel(0x00000101, &ddrp->funcctrl); |
| writel(0x00000001, &ddrp->dllctrl); |
| writel(0x00000186, &ddrp->zqcalctrl); |
| writel(0xB3440051, &ddrp->zqodtctrl); |
| writel(0x94449443, &ddrp->rdctrl); |
| writel(0x000000C0, &ddrp->rdtmg); |
| writel(0x00000101, &ddrp->fifoinit); |
| writel(0x02060506, &ddrp->outctrl); |
| writel(0x00004646, &ddrp->dqcalofs1); |
| writel(0x00004646, &ddrp->dqcalofs2); |
| writel(0x800000aa, &ddrp->dqcalexp); |
| writel(0x00000000, &ddrp->dllctrl); |
| writel(0x00000000, DDRPNCNT); |
| |
| writel(0x0000000C, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x00000002, DDRPNCNT); |
| |
| writel(0x0000000C, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x00000187, &ddrp->zqcalctrl); |
| |
| writel(0x00009C40, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x00009C40, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x00000010, &dbsc->dbdficnt); |
| writel(0x02060507, &ddrp->outctrl); |
| |
| writel(0x00009C40, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x21009C40, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x00009C40, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x00009C40, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x00009C40, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x00009C40, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x11000044, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x2A000000, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x2B000000, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| |
| writel(0x29000004, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| |
| writel(0x28001520, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x03000200, &dbsc->dbcmd); |
| readl(&dbsc->dbwait); |
| s_init_wait(1); |
| |
| writel(0x000001FF, &dbsc->dbrfcnf0); |
| writel(0x00010C30, &dbsc->dbrfcnf1); |
| writel(0x00000000, &dbsc->dbrfcnf2); |
| |
| writel(0x00000001, &dbsc->dbrfen); |
| writel(0x00000001, &dbsc->dbacen); |
| |
| /* BSC */ |
| writel(0x00410400, &bsc->cs0bcr); |
| writel(0x00410400, &bsc->cs2bcr); |
| writel(0x00410400, &bsc->cs5bbcr); |
| writel(0x02CB0400, &bsc->cs6abcr); |
| |
| writel(0x00000440, &bsc->cs0wcr); |
| writel(0x00000440, &bsc->cs2wcr); |
| writel(0x00000240, &bsc->cs5bwcr); |
| writel(0x00000240, &bsc->cs6awcr); |
| |
| writel(0x00000005, &bsc->rbwtcnt); |
| writel(0x00000002, &bsc->cs0wcr2); |
| writel(0x00000002, &bsc->cs2wcr2); |
| writel(0x00000002, &bsc->cs4wcr2); |
| } |
| |
| #define GPIO_ICCR (0xE60581A0) |
| #define ICCR_15BIT (1 << 15) /* any time 1 */ |
| #define IIC0_CONTA (1 << 7) |
| #define IIC0_CONTB (1 << 6) |
| #define IIC1_CONTA (1 << 5) |
| #define IIC1_CONTB (1 << 4) |
| #define IIC0_PS33E (1 << 1) |
| #define IIC1_PS33E (1 << 0) |
| #define GPIO_ICCR_DATA \ |
| (ICCR_15BIT | \ |
| IIC0_CONTA | IIC0_CONTB | IIC1_CONTA | \ |
| IIC1_CONTB | IIC0_PS33E | IIC1_PS33E) |
| |
| #define MSTPCR1 0xE6150134 |
| #define TMU0_MSTP125 (1 << 25) |
| #define I2C0_MSTP116 (1 << 16) |
| |
| #define MSTPCR3 0xE615013C |
| #define I2C1_MSTP323 (1 << 23) |
| #define GETHER_MSTP309 (1 << 9) |
| |
| #define GPIO_SCIFA1_TXD (0xE60520C4) |
| #define GPIO_SCIFA1_RXD (0xE60520C3) |
| |
| int board_early_init_f(void) |
| { |
| /* TMU */ |
| clrbits_le32(MSTPCR1, TMU0_MSTP125); |
| |
| /* GETHER */ |
| clrbits_le32(MSTPCR3, GETHER_MSTP309); |
| |
| /* I2C 0/1 */ |
| clrbits_le32(MSTPCR1, I2C0_MSTP116); |
| clrbits_le32(MSTPCR3, I2C1_MSTP323); |
| |
| /* SCIFA1 */ |
| writeb(1, GPIO_SCIFA1_TXD); /* SCIFA1_TXD */ |
| writeb(1, GPIO_SCIFA1_RXD); /* SCIFA1_RXD */ |
| |
| /* IICCR */ |
| writew(GPIO_ICCR_DATA, GPIO_ICCR); |
| |
| return 0; |
| } |
| |
| DECLARE_GLOBAL_DATA_PTR; |
| int board_init(void) |
| { |
| /* adress of boot parameters */ |
| gd->bd->bi_boot_params = ARMADILLO_800EVA_SDRAM_BASE + 0x100; |
| |
| /* Init PFC controller */ |
| r8a7740_pinmux_init(); |
| |
| /* GETHER Enable */ |
| gpio_request(GPIO_FN_ET_CRS, NULL); |
| gpio_request(GPIO_FN_ET_MDC, NULL); |
| gpio_request(GPIO_FN_ET_MDIO, NULL); |
| gpio_request(GPIO_FN_ET_TX_ER, NULL); |
| gpio_request(GPIO_FN_ET_RX_ER, NULL); |
| gpio_request(GPIO_FN_ET_ERXD0, NULL); |
| gpio_request(GPIO_FN_ET_ERXD1, NULL); |
| gpio_request(GPIO_FN_ET_ERXD2, NULL); |
| gpio_request(GPIO_FN_ET_ERXD3, NULL); |
| gpio_request(GPIO_FN_ET_TX_CLK, NULL); |
| gpio_request(GPIO_FN_ET_TX_EN, NULL); |
| gpio_request(GPIO_FN_ET_ETXD0, NULL); |
| gpio_request(GPIO_FN_ET_ETXD1, NULL); |
| gpio_request(GPIO_FN_ET_ETXD2, NULL); |
| gpio_request(GPIO_FN_ET_ETXD3, NULL); |
| gpio_request(GPIO_FN_ET_PHY_INT, NULL); |
| gpio_request(GPIO_FN_ET_COL, NULL); |
| gpio_request(GPIO_FN_ET_RX_DV, NULL); |
| gpio_request(GPIO_FN_ET_RX_CLK, NULL); |
| |
| gpio_request(GPIO_PORT18, NULL); /* PHY_RST */ |
| gpio_direction_output(GPIO_PORT18, 1); |
| |
| return 0; |
| } |
| |
| int dram_init(void) |
| { |
| gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; |
| gd->ram_size = CONFIG_SYS_SDRAM_SIZE; |
| |
| return 0; |
| } |
| |
| const struct rmobile_sysinfo sysinfo = { |
| CONFIG_ARCH_RMOBILE_BOARD_STRING |
| }; |
| |
| int board_late_init(void) |
| { |
| return 0; |
| } |
| |
| void reset_cpu(ulong addr) |
| { |
| } |