X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=board%2Fsofting%2Fvining_2000%2Fvining_2000.c;h=e5e33dcf15d6413c617ecb052110dbd83a588e27;hb=cd93d625fd751d55c729c78b10f82109d56a5f1d;hp=19b9b3727610f7db7bd27a4b72e0c0010f3d8ce6;hpb=529faf80c339b78bd361b59735664f2605322b8e;p=platform%2Fkernel%2Fu-boot.git diff --git a/board/softing/vining_2000/vining_2000.c b/board/softing/vining_2000/vining_2000.c index 19b9b37..e5e33dc 100644 --- a/board/softing/vining_2000/vining_2000.c +++ b/board/softing/vining_2000/vining_2000.c @@ -6,6 +6,8 @@ * Author: Christoph Fritz */ +#include +#include #include #include #include @@ -16,10 +18,12 @@ #include #include #include +#include +#include +#include #include #include -#include -#include +#include #include #include #include @@ -71,42 +75,23 @@ int dram_init(void) return 0; } -static iomux_v3_cfg_t const fec1_pads[] = { - MX6_PAD_ENET1_MDC__ENET1_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_ENET1_MDIO__ENET1_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII1_RD0__ENET1_RX_DATA_0 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), - MX6_PAD_RGMII1_RD1__ENET1_RX_DATA_1 | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), - MX6_PAD_RGMII1_TD0__ENET1_TX_DATA_0 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII1_TD1__ENET1_TX_DATA_1 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII1_RX_CTL__ENET1_RX_EN | MUX_PAD_CTRL(ENET_RX_PAD_CTRL), - MX6_PAD_RGMII1_TX_CTL__ENET1_TX_EN | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_ENET1_TX_CLK__ENET1_REF_CLK1 | MUX_PAD_CTRL(ENET_CLK_PAD_CTRL) | - MUX_MODE_SION, - /* LAN8720 PHY Reset */ - MX6_PAD_RGMII1_TD3__GPIO5_IO_9 | MUX_PAD_CTRL(NO_PAD_CTRL), -}; - static iomux_v3_cfg_t const pwm_led_pads[] = { MX6_PAD_RGMII2_RD2__PWM2_OUT | MUX_PAD_CTRL(NO_PAD_CTRL), /* green */ MX6_PAD_RGMII2_TD2__PWM6_OUT | MUX_PAD_CTRL(NO_PAD_CTRL), /* red */ MX6_PAD_RGMII2_RD3__PWM1_OUT | MUX_PAD_CTRL(NO_PAD_CTRL), /* blue */ }; -#define PHY_RESET IMX_GPIO_NR(5, 9) - -int board_eth_init(bd_t *bis) +static int board_net_init(void) { struct iomuxc *iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR; - int ret; unsigned char eth1addr[6]; + int ret; - /* just to get secound mac address */ + /* just to get second mac address */ imx_get_mac_from_fuse(1, eth1addr); if (!env_get("eth1addr") && is_valid_ethaddr(eth1addr)) eth_env_set_enetaddr("eth1addr", eth1addr); - imx_iomux_v3_setup_multiple_pads(fec1_pads, ARRAY_SIZE(fec1_pads)); - /* * Generate phy reference clock via pin IOMUX ENET_REF_CLK1/2 by erasing * ENET1/2_TX_CLK_DIR gpr1[14:13], so that reference clock is driven by @@ -122,15 +107,7 @@ int board_eth_init(bd_t *bis) if (ret) goto eth_fail; - /* reset phy */ - gpio_request(PHY_RESET, "PHY-reset"); - gpio_direction_output(PHY_RESET, 0); - mdelay(16); - gpio_set_value(PHY_RESET, 1); - mdelay(1); - - ret = fecmxc_initialize_multi(bis, 0, CONFIG_FEC_MXC_PHYADDR, - IMX_FEC_BASE); + ret = enable_fec_anatop_clock(1, ENET_50MHZ); if (ret) goto eth_fail; @@ -138,7 +115,6 @@ int board_eth_init(bd_t *bis) eth_fail: printf("FEC MXC: %s:failed (%i)\n", __func__, ret); - gpio_set_value(PHY_RESET, 0); return ret; } @@ -173,7 +149,7 @@ static struct pmic *pfuze_init(unsigned char i2cbus) return NULL; pmic_reg_read(p, PFUZE100_DEVICEID, ®); - printf("PMIC: PFUZE100 ID=0x%02x\n", reg); + printf("PMIC: PFUZE%i00 ID=0x%02x\n", (reg & 1) ? 2 : 1, reg); /* Set SW1AB stanby volage to 0.975V */ pmic_reg_read(p, PFUZE100_SW1ABSTBY, ®); @@ -253,6 +229,9 @@ int power_init_board(void) if (ret < 0) return ret; + set_ldo_voltage(LDO_ARM, 1175); /* Set VDDARM to 1.175V */ + set_ldo_voltage(LDO_SOC, 1175); /* Set VDDSOC to 1.175V */ + return 0; } @@ -423,7 +402,7 @@ int board_init(void) setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); #endif - return 0; + return board_net_init(); } int checkboard(void) @@ -432,3 +411,199 @@ int checkboard(void) return 0; } + +#define PCIE_PHY_PUP_REQ BIT(7) + +void board_preboot_os(void) +{ + struct iomuxc *iomuxc_regs = (struct iomuxc *)IOMUXC_BASE_ADDR; + struct gpc *gpc_regs = (struct gpc *)GPC_BASE_ADDR; + + /* Bring the PCI power domain up, so that old vendorkernel works. */ + setbits_le32(&iomuxc_regs->gpr[12], IOMUXC_GPR12_TEST_POWERDOWN); + setbits_le32(&iomuxc_regs->gpr[5], IOMUXC_GPR5_PCIE_BTNRST); + setbits_le32(&gpc_regs->cntr, PCIE_PHY_PUP_REQ); +} + +#ifdef CONFIG_SPL_BUILD +#include +#include +#include + +static iomux_v3_cfg_t const pcie_pads[] = { + MX6_PAD_NAND_DATA02__GPIO4_IO_6 | MUX_PAD_CTRL(GPIO_PAD_CTRL), +}; + +static iomux_v3_cfg_t const uart_pads[] = { + MX6_PAD_GPIO1_IO04__UART1_TX | MUX_PAD_CTRL(UART_PAD_CTRL), + MX6_PAD_GPIO1_IO05__UART1_RX | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +static iomux_v3_cfg_t const usdhc4_pads[] = { + MX6_PAD_SD4_CLK__USDHC4_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_CMD__USDHC4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA0__USDHC4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA1__USDHC4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA2__USDHC4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA3__USDHC4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA4__USDHC4_DATA4 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA5__USDHC4_DATA5 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA6__USDHC4_DATA6 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DATA7__USDHC4_DATA7 | MUX_PAD_CTRL(USDHC_PAD_CTRL), +}; + +static void vining2000_spl_setup_iomux_pcie(void) +{ + imx_iomux_v3_setup_multiple_pads(pcie_pads, ARRAY_SIZE(pcie_pads)); +} + +static void vining2000_spl_setup_iomux_uart(void) +{ + imx_iomux_v3_setup_multiple_pads(uart_pads, ARRAY_SIZE(uart_pads)); +} + +static struct fsl_esdhc_cfg usdhc_cfg = { USDHC4_BASE_ADDR }; + +int board_mmc_init(bd_t *bis) +{ + imx_iomux_v3_setup_multiple_pads(usdhc4_pads, ARRAY_SIZE(usdhc4_pads)); + + usdhc_cfg.sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); + gd->arch.sdhc_clk = usdhc_cfg.sdhc_clk; + return fsl_esdhc_initialize(bis, &usdhc_cfg); +} + +int board_mmc_getcd(struct mmc *mmc) +{ + return 1; +} + +const struct mx6sx_iomux_ddr_regs mx6_ddr_ioregs = { + .dram_dqm0 = 0x00000028, + .dram_dqm1 = 0x00000028, + .dram_dqm2 = 0x00000028, + .dram_dqm3 = 0x00000028, + .dram_ras = 0x00000028, + .dram_cas = 0x00000028, + .dram_odt0 = 0x00000028, + .dram_odt1 = 0x00000028, + .dram_sdba2 = 0x00000000, + .dram_sdcke0 = 0x00003000, + .dram_sdcke1 = 0x00003000, + .dram_sdclk_0 = 0x00000030, + .dram_sdqs0 = 0x00000028, + .dram_sdqs1 = 0x00000028, + .dram_sdqs2 = 0x00000028, + .dram_sdqs3 = 0x00000028, + .dram_reset = 0x00000028, +}; + +const struct mx6sx_iomux_grp_regs mx6_grp_ioregs = { + .grp_addds = 0x00000028, + .grp_b0ds = 0x00000028, + .grp_b1ds = 0x00000028, + .grp_b2ds = 0x00000028, + .grp_b3ds = 0x00000028, + .grp_ctlds = 0x00000028, + .grp_ddr_type = 0x000c0000, + .grp_ddrmode = 0x00020000, + .grp_ddrmode_ctl = 0x00020000, + .grp_ddrpke = 0x00000000, +}; + +const struct mx6_mmdc_calibration mx6_mmcd_calib = { + .p0_mpwldectrl0 = 0x0022001C, + .p0_mpwldectrl1 = 0x001F001A, + .p0_mpdgctrl0 = 0x01380134, + .p0_mpdgctrl1 = 0x0124011C, + .p0_mprddlctl = 0x42404444, + .p0_mpwrdlctl = 0x36383C38, +}; + +static struct mx6_ddr3_cfg mem_ddr = { + .mem_speed = 1600, + .density = 4, + .width = 32, + .banks = 8, + .rowaddr = 15, + .coladdr = 10, + .pagesz = 2, + .trcd = 1391, + .trcmin = 4875, + .trasmin = 3500, +}; + +static void ccgr_init(void) +{ + struct mxc_ccm_reg *ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + + writel(0xF000000F, &ccm->CCGR0); /* AIPS_TZ{1,2,3} */ + writel(0x303C0000, &ccm->CCGR1); /* GPT, OCRAM */ + writel(0x00FFFCC0, &ccm->CCGR2); /* IPMUX, I2C1, I2C3 */ + writel(0x3F300030, &ccm->CCGR3); /* OCRAM, MMDC, ENET */ + writel(0x0000C003, &ccm->CCGR4); /* PCI, PL301 */ + writel(0x0F0330C3, &ccm->CCGR5); /* UART, ROM */ + writel(0x00000F00, &ccm->CCGR6); /* SDHI4, EIM */ +} + +static void vining2000_spl_dram_init(void) +{ + struct mx6_ddr_sysinfo sysinfo = { + .dsize = mem_ddr.width / 32, + .cs_density = 24, + .ncs = 1, + .cs1_mirror = 0, + .rtt_wr = 1, /* RTT_wr = RZQ/4 */ + .rtt_nom = 1, /* RTT_Nom = RZQ/4 */ + .walat = 1, /* Write additional latency */ + .ralat = 5, /* Read additional latency */ + .mif3_mode = 3, /* Command prediction working mode */ + .bi_on = 1, /* Bank interleaving enabled */ + .sde_to_rst = 0x10, /* 14 cycles, 200us (JEDEC default) */ + .rst_to_cke = 0x23, /* 33 cycles, 500us (JEDEC default) */ + .ddr_type = DDR_TYPE_DDR3, + .refsel = 1, /* Refresh cycles at 32KHz */ + .refr = 7, /* 8 refresh commands per refresh cycle */ + }; + + mx6sx_dram_iocfg(mem_ddr.width, &mx6_ddr_ioregs, &mx6_grp_ioregs); + mx6_dram_cfg(&sysinfo, &mx6_mmcd_calib, &mem_ddr); + + /* Perform DDR DRAM calibration */ + udelay(100); + mmdc_do_write_level_calibration(&sysinfo); + mmdc_do_dqs_calibration(&sysinfo); +} + +void board_init_f(ulong dummy) +{ + /* setup AIPS and disable watchdog */ + arch_cpu_init(); + + ccgr_init(); + + /* iomux setup */ + vining2000_spl_setup_iomux_pcie(); + vining2000_spl_setup_iomux_uart(); + + /* setup GP timer */ + timer_init(); + + /* reset the PCIe device */ + gpio_set_value(IMX_GPIO_NR(4, 6), 1); + udelay(50); + gpio_set_value(IMX_GPIO_NR(4, 6), 0); + + /* UART clocks enabled and gd valid - init serial console */ + preloader_console_init(); + + /* DDR initialization */ + vining2000_spl_dram_init(); + + /* Clear the BSS. */ + memset(__bss_start, 0, __bss_end - __bss_start); + + /* load/boot image from boot device */ + board_init_r(NULL, 0); +} +#endif