diff options
Diffstat (limited to 'board/atmark-techno/armadillo-800eva/armadillo-800eva.c')
| -rw-r--r-- | board/atmark-techno/armadillo-800eva/armadillo-800eva.c | 331 |
1 files changed, 331 insertions, 0 deletions
diff --git a/board/atmark-techno/armadillo-800eva/armadillo-800eva.c b/board/atmark-techno/armadillo-800eva/armadillo-800eva.c new file mode 100644 index 0000000..2f91666 --- /dev/null +++ b/board/atmark-techno/armadillo-800eva/armadillo-800eva.c @@ -0,0 +1,331 @@ +/* + * 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) + +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 */ + r8a7740_pinmux_init(); + gpio_request(GPIO_FN_SCIFA1_RXD, NULL); + gpio_request(GPIO_FN_SCIFA1_TXD, NULL); + + /* IICCR */ + writew(GPIO_ICCR_DATA, GPIO_ICCR); + + return 0; +} + +DECLARE_GLOBAL_DATA_PTR; +int board_init(void) +{ + /* board id for linux */ + gd->bd->bi_arch_number = MACH_TYPE_ARMADILLO_800EVA; + /* 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; +} + +int board_eth_init(bd_t *bis) +{ + return sh_eth_initialize(bis); +} + +const struct rmobile_sysinfo sysinfo = { + CONFIG_RMOBILE_BOARD_STRING +}; + +int board_late_init(void) +{ + return 0; +} + +void reset_cpu(ulong addr) +{ +} |