diff --git a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch3_serdes.c b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch3_serdes.c index 179cac6..9ee0dd2 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch3_serdes.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/fsl_lsch3_serdes.c @@ -158,6 +158,293 @@ void serdes_init(u32 sd, u32 sd_addr, u32 rcwsr, u32 sd_prctl_mask, serdes_prtcl_map[NONE] = 1; } +__weak int get_serdes_volt(void) +{ + return -1; +} + +__weak int set_serdes_volt(int svdd) +{ + return -1; +} + +#define LNAGCR0_RT_RSTB 0x00600000 + +#define RSTCTL_RESET_MASK 0x000000E0 + +#define RSTCTL_RSTREQ 0x80000000 +#define RSTCTL_RST_DONE 0x40000000 +#define RSTCTL_RSTERR 0x20000000 + +#define RSTCTL_SDEN 0x00000020 +#define RSTCTL_SDRST_B 0x00000040 +#define RSTCTL_PLLRST_B 0x00000080 + +#define TCALCR_CALRST_B 0x08000000 + +struct serdes_prctl_info { + u32 id; + u32 mask; + u32 shift; +}; + +struct serdes_prctl_info srds_prctl_info[] = { +#ifdef CONFIG_SYS_FSL_SRDS_1 + {.id = 1, + .mask = FSL_CHASSIS3_SRDS1_PRTCL_MASK, + .shift = FSL_CHASSIS3_SRDS1_PRTCL_SHIFT + }, + +#endif +#ifdef CONFIG_SYS_FSL_SRDS_2 + {.id = 2, + .mask = FSL_CHASSIS3_SRDS2_PRTCL_MASK, + .shift = FSL_CHASSIS3_SRDS2_PRTCL_SHIFT + }, +#endif + {} /* NULL ENTRY */ +}; + +static int get_serdes_prctl_info_idx(u32 serdes_id) +{ + int pos = 0; + struct serdes_prctl_info *srds_info; + + /* loop until NULL ENTRY defined by .id=0 */ + for (srds_info = srds_prctl_info; srds_info->id != 0; + srds_info++, pos++) { + if (srds_info->id == serdes_id) + return pos; + } + + return -1; +} + +static void do_enabled_lanes_reset(u32 serdes_id, u32 cfg, + struct ccsr_serdes __iomem *serdes_base, + bool cmplt) +{ + int i, pos; + u32 cfg_tmp; + + pos = get_serdes_prctl_info_idx(serdes_id); + if (pos == -1) { + printf("invalid serdes_id %d\n", serdes_id); + return; + } + + cfg_tmp = cfg & srds_prctl_info[pos].mask; + cfg_tmp >>= srds_prctl_info[pos].shift; + + for (i = 0; i < 4 && cfg_tmp & (0xf << (3 - i)); i++) { + if (cmplt) + setbits_le32(&serdes_base->lane[i].gcr0, + LNAGCR0_RT_RSTB); + else + clrbits_le32(&serdes_base->lane[i].gcr0, + LNAGCR0_RT_RSTB); + } +} + +static void do_pll_reset(u32 cfg, + struct ccsr_serdes __iomem *serdes_base) +{ + int i; + + for (i = 0; i < 2 && !(cfg & (0x1 << (1 - i))); i++) { + clrbits_le32(&serdes_base->bank[i].rstctl, + RSTCTL_RESET_MASK); + udelay(1); + + setbits_le32(&serdes_base->bank[i].rstctl, + RSTCTL_RSTREQ); + } + udelay(1); +} + +static void do_rx_tx_cal_reset(struct ccsr_serdes __iomem *serdes_base) +{ + clrbits_le32(&serdes_base->srdstcalcr, TCALCR_CALRST_B); + clrbits_le32(&serdes_base->srdstcalcr, TCALCR_CALRST_B); +} + +static void do_rx_tx_cal_reset_comp(u32 cfg, int i, + struct ccsr_serdes __iomem *serdes_base) +{ + if (!(cfg == 0x3 && i == 1)) { + udelay(1); + setbits_le32(&serdes_base->srdstcalcr, TCALCR_CALRST_B); + setbits_le32(&serdes_base->srdstcalcr, TCALCR_CALRST_B); + } + udelay(1); +} + +static void do_pll_reset_done(u32 cfg, + struct ccsr_serdes __iomem *serdes_base) +{ + int i; + u32 reg = 0; + + for (i = 0; i < 2; i++) { + reg = in_le32(&serdes_base->bank[i].pllcr0); + if (!(cfg & (0x1 << (1 - i))) && ((reg >> 23) & 0x1)) { + setbits_le32(&serdes_base->bank[i].rstctl, + RSTCTL_RST_DONE); + } + } +} + +static void do_serdes_enable(u32 cfg, + struct ccsr_serdes __iomem *serdes_base) +{ + int i; + + for (i = 0; i < 2 && !(cfg & (0x1 << (1 - i))); i++) { + setbits_le32(&serdes_base->bank[i].rstctl, RSTCTL_SDEN); + udelay(1); + + setbits_le32(&serdes_base->bank[i].rstctl, RSTCTL_PLLRST_B); + udelay(1); + /* Take the Rx/Tx calibration out of reset */ + do_rx_tx_cal_reset_comp(cfg, i, serdes_base); + } +} + +static void do_pll_lock(u32 cfg, + struct ccsr_serdes __iomem *serdes_base) +{ + int i; + u32 reg = 0; + + for (i = 0; i < 2 && !(cfg & (0x1 << (1 - i))); i++) { + /* if the PLL is not locked, set RST_ERR */ + reg = in_le32(&serdes_base->bank[i].pllcr0); + if (!((reg >> 23) & 0x1)) { + setbits_le32(&serdes_base->bank[i].rstctl, + RSTCTL_RSTERR); + } else { + udelay(1); + setbits_le32(&serdes_base->bank[i].rstctl, + RSTCTL_SDRST_B); + udelay(1); + } + } +} + +int setup_serdes_volt(u32 svdd) +{ + struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR); + struct ccsr_serdes __iomem *serdes1_base = + (void *)CONFIG_SYS_FSL_LSCH3_SERDES_ADDR; + u32 cfg_rcwsrds1 = gur_in32(&gur->rcwsr[FSL_CHASSIS3_SRDS1_REGSR - 1]); +#ifdef CONFIG_SYS_FSL_SRDS_2 + struct ccsr_serdes __iomem *serdes2_base = + (void *)(CONFIG_SYS_FSL_LSCH3_SERDES_ADDR + 0x10000); + u32 cfg_rcwsrds2 = gur_in32(&gur->rcwsr[FSL_CHASSIS3_SRDS2_REGSR - 1]); +#endif + u32 cfg_tmp; + int svdd_cur, svdd_tar; + int ret = 1; + + /* Only support switch SVDD to 900mV */ + if (svdd != 900) + return -EINVAL; + + /* Scale up to the LTC resolution is 1/4096V */ + svdd = (svdd * 4096) / 1000; + + svdd_tar = svdd; + svdd_cur = get_serdes_volt(); + if (svdd_cur < 0) + return -EINVAL; + + debug("%s: current SVDD: %x; target SVDD: %x\n", + __func__, svdd_cur, svdd_tar); + if (svdd_cur == svdd_tar) + return 0; + + /* Put the all enabled lanes in reset */ +#ifdef CONFIG_SYS_FSL_SRDS_1 + do_enabled_lanes_reset(1, cfg_rcwsrds1, serdes1_base, false); +#endif + +#ifdef CONFIG_SYS_FSL_SRDS_2 + do_enabled_lanes_reset(2, cfg_rcwsrds2, serdes2_base, false); +#endif + + /* Put the all enabled PLL in reset */ +#ifdef CONFIG_SYS_FSL_SRDS_1 + cfg_tmp = cfg_rcwsrds1 & 0x3; + do_pll_reset(cfg_tmp, serdes1_base); +#endif + +#ifdef CONFIG_SYS_FSL_SRDS_2 + cfg_tmp = cfg_rcwsrds1 & 0xC; + cfg_tmp >>= 2; + do_pll_reset(cfg_tmp, serdes2_base); +#endif + + /* Put the Rx/Tx calibration into reset */ +#ifdef CONFIG_SYS_FSL_SRDS_1 + do_rx_tx_cal_reset(serdes1_base); +#endif + +#ifdef CONFIG_SYS_FSL_SRDS_2 + do_rx_tx_cal_reset(serdes2_base); +#endif + + ret = set_serdes_volt(svdd); + if (ret < 0) { + printf("could not change SVDD\n"); + ret = -1; + } + + /* For each PLL that’s not disabled via RCW enable the SERDES */ +#ifdef CONFIG_SYS_FSL_SRDS_1 + cfg_tmp = cfg_rcwsrds1 & 0x3; + do_serdes_enable(cfg_tmp, serdes1_base); +#endif +#ifdef CONFIG_SYS_FSL_SRDS_2 + cfg_tmp = cfg_rcwsrds1 & 0xC; + cfg_tmp >>= 2; + do_serdes_enable(cfg_tmp, serdes2_base); +#endif + + /* Wait for at at least 625us, ensure the PLLs being reset are locked */ + udelay(800); + +#ifdef CONFIG_SYS_FSL_SRDS_1 + cfg_tmp = cfg_rcwsrds1 & 0x3; + do_pll_lock(cfg_tmp, serdes1_base); +#endif + +#ifdef CONFIG_SYS_FSL_SRDS_2 + cfg_tmp = cfg_rcwsrds1 & 0xC; + cfg_tmp >>= 2; + do_pll_lock(cfg_tmp, serdes2_base); +#endif + /* Take the all enabled lanes out of reset */ +#ifdef CONFIG_SYS_FSL_SRDS_1 + do_enabled_lanes_reset(1, cfg_rcwsrds1, serdes1_base, true); +#endif +#ifdef CONFIG_SYS_FSL_SRDS_2 + do_enabled_lanes_reset(2, cfg_rcwsrds2, serdes2_base, true); +#endif + + /* For each PLL being reset, and achieved PLL lock set RST_DONE */ +#ifdef CONFIG_SYS_FSL_SRDS_1 + cfg_tmp = cfg_rcwsrds1 & 0x3; + do_pll_reset_done(cfg_tmp, serdes1_base); +#endif +#ifdef CONFIG_SYS_FSL_SRDS_2 + cfg_tmp = cfg_rcwsrds1 & 0xC; + cfg_tmp >>= 2; + do_pll_reset_done(cfg_tmp, serdes2_base); +#endif + + return ret; +} + void fsl_serdes_init(void) { #if defined(CONFIG_FSL_MC_ENET) && !defined(CONFIG_SPL_BUILD) diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c index dc4a437..b9f837d 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c @@ -363,6 +363,45 @@ int sata_init(void) } #endif +/* Get VDD in the unit mV from voltage ID */ +int get_core_volt_from_fuse(void) +{ + struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR); + int vdd; + u32 fusesr; + u8 vid; + + /* get the voltage ID from fuse status register */ + fusesr = in_le32(&gur->dcfg_fusesr); + debug("%s: fusesr = 0x%x\n", __func__, fusesr); + vid = (fusesr >> FSL_CHASSIS3_DCFG_FUSESR_ALTVID_SHIFT) & + FSL_CHASSIS3_DCFG_FUSESR_ALTVID_MASK; + if ((vid == 0) || (vid == FSL_CHASSIS3_DCFG_FUSESR_ALTVID_MASK)) { + vid = (fusesr >> FSL_CHASSIS3_DCFG_FUSESR_VID_SHIFT) & + FSL_CHASSIS3_DCFG_FUSESR_VID_MASK; + } + debug("%s: VID = 0x%x\n", __func__, vid); + switch (vid) { + case 0x00: /* VID isn't supported */ + vdd = -EINVAL; + debug("%s: The VID feature is not supported\n", __func__); + break; + case 0x08: /* 0.9V silicon */ + vdd = 900; + break; + case 0x10: /* 1.0V silicon */ + vdd = 1000; + break; + default: /* Other core voltage */ + vdd = -EINVAL; + debug("%s: The VID(%x) isn't supported\n", __func__, vid); + break; + } + debug("%s: The required minimum volt of CORE is %dmV\n", __func__, vdd); + + return vdd; +} + #elif defined(CONFIG_FSL_LSCH2) #ifdef CONFIG_SCSI_AHCI_PLAT int sata_init(void) diff --git a/arch/arm/cpu/armv8/fsl-layerscape/spl.c b/arch/arm/cpu/armv8/fsl-layerscape/spl.c index 1c694e7..4093d15 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/spl.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/spl.c @@ -85,6 +85,9 @@ void board_init_f(ulong dummy) #ifdef CONFIG_SPL_I2C_SUPPORT i2c_init_all(); #endif +#ifdef CONFIG_VID + init_func_vid(); +#endif dram_init(); #ifdef CONFIG_SPL_FSL_LS_PPA #ifndef CONFIG_SYS_MEM_RESERVE_SECURE diff --git a/arch/arm/dts/fsl-ls1012a-frdm.dts b/arch/arm/dts/fsl-ls1012a-frdm.dts index 983e599..6ea5f82 100644 --- a/arch/arm/dts/fsl-ls1012a-frdm.dts +++ b/arch/arm/dts/fsl-ls1012a-frdm.dts @@ -3,7 +3,7 @@ * * Copyright 2016, Freescale Semiconductor * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls1012a-frdm.dtsi b/arch/arm/dts/fsl-ls1012a-frdm.dtsi index 25dcdd2..d453f5d 100644 --- a/arch/arm/dts/fsl-ls1012a-frdm.dtsi +++ b/arch/arm/dts/fsl-ls1012a-frdm.dtsi @@ -3,7 +3,7 @@ * * Copyright 2016, Freescale Semiconductor * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /include/ "fsl-ls1012a.dtsi" diff --git a/arch/arm/dts/fsl-ls1012a-qds.dts b/arch/arm/dts/fsl-ls1012a-qds.dts index 76db36c..ccc9023 100644 --- a/arch/arm/dts/fsl-ls1012a-qds.dts +++ b/arch/arm/dts/fsl-ls1012a-qds.dts @@ -1,7 +1,7 @@ /* * Copyright 2016 Freescale Semiconductor * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls1012a-qds.dtsi b/arch/arm/dts/fsl-ls1012a-qds.dtsi index d17cd99..908fbed 100644 --- a/arch/arm/dts/fsl-ls1012a-qds.dtsi +++ b/arch/arm/dts/fsl-ls1012a-qds.dtsi @@ -1,7 +1,7 @@ /* * Copyright 2016 Freescale Semiconductor * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /include/ "fsl-ls1012a.dtsi" diff --git a/arch/arm/dts/fsl-ls1012a-rdb.dts b/arch/arm/dts/fsl-ls1012a-rdb.dts index f683812..400cd9e 100644 --- a/arch/arm/dts/fsl-ls1012a-rdb.dts +++ b/arch/arm/dts/fsl-ls1012a-rdb.dts @@ -3,7 +3,7 @@ * * Copyright 2016, Freescale Semiconductor * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls1012a-rdb.dtsi b/arch/arm/dts/fsl-ls1012a-rdb.dtsi index bf407ae..c4b6adf 100644 --- a/arch/arm/dts/fsl-ls1012a-rdb.dtsi +++ b/arch/arm/dts/fsl-ls1012a-rdb.dtsi @@ -3,9 +3,7 @@ * * Copyright 2016, Freescale Semiconductor * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. + * SPDX-License-Identifier: GPL-2.0+ X11 */ /include/ "fsl-ls1012a.dtsi" diff --git a/arch/arm/dts/fsl-ls1012a.dtsi b/arch/arm/dts/fsl-ls1012a.dtsi index 23b3cec..215e095 100644 --- a/arch/arm/dts/fsl-ls1012a.dtsi +++ b/arch/arm/dts/fsl-ls1012a.dtsi @@ -1,7 +1,7 @@ /* * Copyright 2016 Freescale Semiconductor * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /include/ "skeleton64.dtsi" diff --git a/arch/arm/dts/fsl-ls1043a-qds-duart.dts b/arch/arm/dts/fsl-ls1043a-qds-duart.dts index 2124e38..cf53ab0 100644 --- a/arch/arm/dts/fsl-ls1043a-qds-duart.dts +++ b/arch/arm/dts/fsl-ls1043a-qds-duart.dts @@ -3,7 +3,7 @@ * * Copyright (C) 2015, Freescale Semiconductor * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls1043a-qds-lpuart.dts b/arch/arm/dts/fsl-ls1043a-qds-lpuart.dts index 18adb97..118c45d 100644 --- a/arch/arm/dts/fsl-ls1043a-qds-lpuart.dts +++ b/arch/arm/dts/fsl-ls1043a-qds-lpuart.dts @@ -3,7 +3,7 @@ * * Copyright (C) 2015, Freescale Semiconductor * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls1043a-qds.dtsi b/arch/arm/dts/fsl-ls1043a-qds.dtsi index 2101172..9611619 100644 --- a/arch/arm/dts/fsl-ls1043a-qds.dtsi +++ b/arch/arm/dts/fsl-ls1043a-qds.dtsi @@ -5,9 +5,7 @@ * * Mingkai Hu * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. + * SPDX-License-Identifier: GPL-2.0+ X11 */ /include/ "fsl-ls1043a.dtsi" diff --git a/arch/arm/dts/fsl-ls1043a-rdb.dts b/arch/arm/dts/fsl-ls1043a-rdb.dts index f271e71..27670a8 100644 --- a/arch/arm/dts/fsl-ls1043a-rdb.dts +++ b/arch/arm/dts/fsl-ls1043a-rdb.dts @@ -5,9 +5,7 @@ * * Mingkai Hu * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls1043a.dtsi b/arch/arm/dts/fsl-ls1043a.dtsi index fe6698f..3cc2077 100644 --- a/arch/arm/dts/fsl-ls1043a.dtsi +++ b/arch/arm/dts/fsl-ls1043a.dtsi @@ -5,9 +5,7 @@ * * Mingkai Hu * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. + * SPDX-License-Identifier: GPL-2.0+ X11 */ /include/ "skeleton64.dtsi" diff --git a/arch/arm/dts/fsl-ls1046a-qds-duart.dts b/arch/arm/dts/fsl-ls1046a-qds-duart.dts index 10a95ea..9a4b84f 100644 --- a/arch/arm/dts/fsl-ls1046a-qds-duart.dts +++ b/arch/arm/dts/fsl-ls1046a-qds-duart.dts @@ -3,7 +3,7 @@ * * Copyright (C) 2016, Freescale Semiconductor * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls1046a-qds-lpuart.dts b/arch/arm/dts/fsl-ls1046a-qds-lpuart.dts index 21243d0..1c4d362 100644 --- a/arch/arm/dts/fsl-ls1046a-qds-lpuart.dts +++ b/arch/arm/dts/fsl-ls1046a-qds-lpuart.dts @@ -3,7 +3,7 @@ * * Copyright (C) 2016, Freescale Semiconductor * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls1046a-qds.dtsi b/arch/arm/dts/fsl-ls1046a-qds.dtsi index a49ca08..4e1920b 100644 --- a/arch/arm/dts/fsl-ls1046a-qds.dtsi +++ b/arch/arm/dts/fsl-ls1046a-qds.dtsi @@ -5,9 +5,7 @@ * * Mingkai Hu * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. + * SPDX-License-Identifier: GPL-2.0+ X11 */ /include/ "fsl-ls1046a.dtsi" diff --git a/arch/arm/dts/fsl-ls1046a-rdb.dts b/arch/arm/dts/fsl-ls1046a-rdb.dts index 4902454..646e477 100644 --- a/arch/arm/dts/fsl-ls1046a-rdb.dts +++ b/arch/arm/dts/fsl-ls1046a-rdb.dts @@ -5,9 +5,7 @@ * * Mingkai Hu * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls1046a.dtsi b/arch/arm/dts/fsl-ls1046a.dtsi index 408e81e..f46707d 100644 --- a/arch/arm/dts/fsl-ls1046a.dtsi +++ b/arch/arm/dts/fsl-ls1046a.dtsi @@ -5,9 +5,7 @@ * * Mingkai Hu * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. + * SPDX-License-Identifier: GPL-2.0+ X11 */ /include/ "skeleton64.dtsi" diff --git a/arch/arm/dts/fsl-ls1088a-qds.dts b/arch/arm/dts/fsl-ls1088a-qds.dts index 9b7bef4..225c7c5 100644 --- a/arch/arm/dts/fsl-ls1088a-qds.dts +++ b/arch/arm/dts/fsl-ls1088a-qds.dts @@ -3,7 +3,7 @@ * * Copyright 2017 NXP * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls1088a-rdb.dts b/arch/arm/dts/fsl-ls1088a-rdb.dts index 30ceed8..7b6ca1d 100644 --- a/arch/arm/dts/fsl-ls1088a-rdb.dts +++ b/arch/arm/dts/fsl-ls1088a-rdb.dts @@ -3,7 +3,7 @@ * * Copyright 2017 NXP * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls1088a.dtsi b/arch/arm/dts/fsl-ls1088a.dtsi index 64b4fcf..f8f8654 100644 --- a/arch/arm/dts/fsl-ls1088a.dtsi +++ b/arch/arm/dts/fsl-ls1088a.dtsi @@ -3,7 +3,7 @@ * * Copyright 2017 NXP * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ / { diff --git a/arch/arm/dts/fsl-ls2080a-qds.dts b/arch/arm/dts/fsl-ls2080a-qds.dts index 0a7f1ff..b85b802 100644 --- a/arch/arm/dts/fsl-ls2080a-qds.dts +++ b/arch/arm/dts/fsl-ls2080a-qds.dts @@ -3,7 +3,7 @@ * * Copyright 2013-2015 Freescale Semiconductor, Inc. * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls2080a-rdb.dts b/arch/arm/dts/fsl-ls2080a-rdb.dts index 1a1813b..04b1a71 100644 --- a/arch/arm/dts/fsl-ls2080a-rdb.dts +++ b/arch/arm/dts/fsl-ls2080a-rdb.dts @@ -3,7 +3,7 @@ * * Copyright 2013-2015 Freescale Semiconductor, Inc. * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls2080a.dtsi b/arch/arm/dts/fsl-ls2080a.dtsi index 79047d5..69273a9 100644 --- a/arch/arm/dts/fsl-ls2080a.dtsi +++ b/arch/arm/dts/fsl-ls2080a.dtsi @@ -3,7 +3,7 @@ * * Copyright 2013-2015 Freescale Semiconductor, Inc. * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ / { diff --git a/arch/arm/dts/fsl-ls2081a-rdb.dts b/arch/arm/dts/fsl-ls2081a-rdb.dts index aa4aa68..ef668a3 100644 --- a/arch/arm/dts/fsl-ls2081a-rdb.dts +++ b/arch/arm/dts/fsl-ls2081a-rdb.dts @@ -5,7 +5,7 @@ * * Copyright 2017 NXP * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/dts/fsl-ls2088a-rdb-qspi.dts b/arch/arm/dts/fsl-ls2088a-rdb-qspi.dts index 3230e7e..9e3875d 100644 --- a/arch/arm/dts/fsl-ls2088a-rdb-qspi.dts +++ b/arch/arm/dts/fsl-ls2088a-rdb-qspi.dts @@ -5,7 +5,7 @@ * * Copyright 2017 NXP * - * SPDX-License-Identifier: GPL-2.0+ + * SPDX-License-Identifier: GPL-2.0+ X11 */ /dts-v1/; diff --git a/arch/arm/include/asm/arch-fsl-layerscape/fsl_serdes.h b/arch/arm/include/asm/arch-fsl-layerscape/fsl_serdes.h index 12fd6b8..9becdf3 100644 --- a/arch/arm/include/asm/arch-fsl-layerscape/fsl_serdes.h +++ b/arch/arm/include/asm/arch-fsl-layerscape/fsl_serdes.h @@ -164,6 +164,7 @@ void fsl_rgmii_init(void); #ifdef CONFIG_FSL_LSCH2 const char *serdes_clock_to_string(u32 clock); int get_serdes_protocol(void); +#endif #ifdef CONFIG_SYS_HAS_SERDES /* Get the volt of SVDD in unit mV */ int get_serdes_volt(void); @@ -172,6 +173,5 @@ int set_serdes_volt(int svdd); /* The target volt of SVDD in unit mV */ int setup_serdes_volt(u32 svdd); #endif -#endif #endif /* __FSL_SERDES_H__ */ diff --git a/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h b/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h index 957e23b..642df2f 100644 --- a/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h +++ b/arch/arm/include/asm/arch-fsl-layerscape/immap_lsch3.h @@ -201,10 +201,15 @@ struct ccsr_gur { u32 gpporcr3; u32 gpporcr4; u8 res_030[0x60-0x30]; -#define FSL_CHASSIS3_DCFG_FUSESR_VID_SHIFT 2 #define FSL_CHASSIS3_DCFG_FUSESR_VID_MASK 0x1F -#define FSL_CHASSIS3_DCFG_FUSESR_ALTVID_SHIFT 7 #define FSL_CHASSIS3_DCFG_FUSESR_ALTVID_MASK 0x1F +#if defined(CONFIG_ARCH_LS1088A) +#define FSL_CHASSIS3_DCFG_FUSESR_VID_SHIFT 25 +#define FSL_CHASSIS3_DCFG_FUSESR_ALTVID_SHIFT 20 +#else +#define FSL_CHASSIS3_DCFG_FUSESR_VID_SHIFT 2 +#define FSL_CHASSIS3_DCFG_FUSESR_ALTVID_SHIFT 7 +#endif u32 dcfg_fusesr; /* Fuse status register */ u8 res_064[0x70-0x64]; u32 devdisr; /* Device disable control 1 */ @@ -387,5 +392,39 @@ struct ccsr_reset { u32 ip_rev2; /* 0xbfc */ }; +struct ccsr_serdes { + struct { + u32 rstctl; /* Reset Control Register */ + u32 pllcr0; /* PLL Control Register 0 */ + u32 pllcr1; /* PLL Control Register 1 */ + u32 pllcr2; /* PLL Control Register 2 */ + u32 pllcr3; /* PLL Control Register 3 */ + u32 pllcr4; /* PLL Control Register 4 */ + u32 pllcr5; /* PLL Control Register 5 */ + u8 res[0x20 - 0x1c]; + } bank[2]; + u8 res1[0x90 - 0x40]; + u32 srdstcalcr; /* TX Calibration Control */ + u32 srdstcalcr1; /* TX Calibration Control1 */ + u8 res2[0xa0 - 0x98]; + u32 srdsrcalcr; /* RX Calibration Control */ + u32 srdsrcalcr1; /* RX Calibration Control1 */ + u8 res3[0xb0 - 0xa8]; + u32 srdsgr0; /* General Register 0 */ + u8 res4[0x800 - 0xb4]; + struct serdes_lane { + u32 gcr0; /* General Control Register 0 */ + u32 gcr1; /* General Control Register 1 */ + u32 gcr2; /* General Control Register 2 */ + u32 ssc0; /* Speed Switch Control 0 */ + u32 rec0; /* Receive Equalization Control 0 */ + u32 rec1; /* Receive Equalization Control 1 */ + u32 tec0; /* Transmit Equalization Control 0 */ + u32 ssc1; /* Speed Switch Control 1 */ + u8 res1[0x840 - 0x820]; + } lane[8]; + u8 res5[0x19fc - 0xa00]; +}; + #endif /*__ASSEMBLY__*/ #endif /* __ARCH_FSL_LSCH3_IMMAP_H_ */ diff --git a/arch/arm/include/asm/arch-fsl-layerscape/soc.h b/arch/arm/include/asm/arch-fsl-layerscape/soc.h index 1e65e4e..cb760b5 100644 --- a/arch/arm/include/asm/arch-fsl-layerscape/soc.h +++ b/arch/arm/include/asm/arch-fsl-layerscape/soc.h @@ -121,6 +121,7 @@ struct ccsr_ahci { #ifdef CONFIG_FSL_LSCH3 void fsl_lsch3_early_init_f(void); +int get_core_volt_from_fuse(void); #elif defined(CONFIG_FSL_LSCH2) void fsl_lsch2_early_init_f(void); int setup_chip_volt(void); diff --git a/board/freescale/common/Kconfig b/board/freescale/common/Kconfig index 280f7d4..8b89c10 100644 --- a/board/freescale/common/Kconfig +++ b/board/freescale/common/Kconfig @@ -20,3 +20,19 @@ config CMD_ESBC_VALIDATE esbc_validate - validate signature using RSA verification esbc_halt - put the core in spin loop (Secure Boot Only) + +config VOL_MONITOR_LTC3882_READ + depends on VID + bool "Enable the LTC3882 voltage monitor read" + default n + help + This option enables LTC3882 voltage monitor read + functionality. It is used by common VID driver. + +config VOL_MONITOR_LTC3882_SET + depends on VID + bool "Enable the LTC3882 voltage monitor set" + default n + help + This option enables LTC3882 voltage monitor set + functionality. It is used by common VID driver. diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile index e13cb20..939e9c6 100644 --- a/board/freescale/common/Makefile +++ b/board/freescale/common/Makefile @@ -23,8 +23,8 @@ obj-$(CONFIG_FMAN_ENET) += fman.o obj-$(CONFIG_FSL_PIXIS) += pixis.o ifndef CONFIG_SPL_BUILD obj-$(CONFIG_FSL_NGPIXIS) += ngpixis.o -obj-$(CONFIG_VID) += vid.o endif +obj-$(CONFIG_VID) += vid.o obj-$(CONFIG_FSL_QIXIS) += qixis.o obj-$(CONFIG_PQ_MDS_PIB) += pq-mds-pib.o ifndef CONFIG_SPL_BUILD diff --git a/board/freescale/common/qixis.c b/board/freescale/common/qixis.c index 24459f8..844c00a 100644 --- a/board/freescale/common/qixis.c +++ b/board/freescale/common/qixis.c @@ -235,6 +235,28 @@ static int qixis_reset_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const ar #else printf("Not implemented\n"); #endif + } else if (strcmp(argv[1], "ifc") == 0) { +#ifdef QIXIS_LBMAP_IFC + QIXIS_WRITE(rst_ctl, 0x30); + QIXIS_WRITE(rcfg_ctl, 0); + set_lbmap(QIXIS_LBMAP_IFC); + set_rcw_src(QIXIS_RCW_SRC_IFC); + QIXIS_WRITE(rcfg_ctl, 0x20); + QIXIS_WRITE(rcfg_ctl, 0x21); +#else + printf("Not implemented\n"); +#endif + } else if (strcmp(argv[1], "emmc") == 0) { +#ifdef QIXIS_LBMAP_EMMC + QIXIS_WRITE(rst_ctl, 0x30); + QIXIS_WRITE(rcfg_ctl, 0); + set_lbmap(QIXIS_LBMAP_EMMC); + set_rcw_src(QIXIS_RCW_SRC_EMMC); + QIXIS_WRITE(rcfg_ctl, 0x20); + QIXIS_WRITE(rcfg_ctl, 0x21); +#else + printf("Not implemented\n"); +#endif } else if (strcmp(argv[1], "sd_qspi") == 0) { #ifdef QIXIS_LBMAP_SD_QSPI QIXIS_WRITE(rst_ctl, 0x30); diff --git a/board/freescale/common/vid.c b/board/freescale/common/vid.c index d6d1bfc..a9451c5 100644 --- a/board/freescale/common/vid.c +++ b/board/freescale/common/vid.c @@ -34,6 +34,16 @@ int __weak board_vdd_drop_compensation(void) } /* + * Board specific settings for specific voltage value + */ +int __weak board_adjust_vdd(int vdd) +{ + return 0; +} + +#if defined(CONFIG_VOL_MONITOR_IR36021_SET) || \ + defined(CONFIG_VOL_MONITOR_IR36021_READ) +/* * Get the i2c address configuration for the IR regulator chip * * There are some variance in the RDB HW regarding the I2C address configuration @@ -65,6 +75,7 @@ static int find_ir_chip_on_i2c(void) } return -1; } +#endif /* Maximum loop count waiting for new voltage to take effect */ #define MAX_LOOP_WAIT_NEW_VOL 100 @@ -163,6 +174,36 @@ static int read_voltage_from_IR(int i2caddress) } #endif +#ifdef CONFIG_VOL_MONITOR_LTC3882_READ +/* read the current value of the LTC Regulator Voltage */ +static int read_voltage_from_LTC(int i2caddress) +{ + int ret, vcode = 0; + u8 chan = PWM_CHANNEL0; + + /* select the PAGE 0 using PMBus commands PAGE for VDD*/ + ret = i2c_write(I2C_VOL_MONITOR_ADDR, + PMBUS_CMD_PAGE, 1, &chan, 1); + if (ret) { + printf("VID: failed to select VDD Page 0\n"); + return ret; + } + + /*read the output voltage using PMBus command READ_VOUT*/ + ret = i2c_read(I2C_VOL_MONITOR_ADDR, + PMBUS_CMD_READ_VOUT, 1, (void *)&vcode, 2); + if (ret) { + printf("VID: failed to read the volatge\n"); + return ret; + } + + /* Scale down to the real mV as LTC resolution is 1/4096V,rounding up */ + vcode = DIV_ROUND_UP(vcode * 1000, 4096); + + return vcode; +} +#endif + static int read_voltage(int i2caddress) { int voltage_read; @@ -170,12 +211,15 @@ static int read_voltage(int i2caddress) voltage_read = read_voltage_from_INA220(i2caddress); #elif defined CONFIG_VOL_MONITOR_IR36021_READ voltage_read = read_voltage_from_IR(i2caddress); +#elif defined CONFIG_VOL_MONITOR_LTC3882_READ + voltage_read = read_voltage_from_LTC(i2caddress); #else return -1; #endif return voltage_read; } +#ifdef CONFIG_VOL_MONITOR_IR36021_SET /* * We need to calculate how long before the voltage stops to drop * or increase. It returns with the loop count. Each loop takes @@ -235,7 +279,6 @@ static int wait_for_voltage_stable(int i2caddress) return vdd_current; } -#ifdef CONFIG_VOL_MONITOR_IR36021_SET /* Set the voltage to the IR chip */ static int set_voltage_to_IR(int i2caddress, int vdd) { @@ -270,6 +313,43 @@ static int set_voltage_to_IR(int i2caddress, int vdd) debug("VID: Current voltage is %d mV\n", vdd_last); return vdd_last; } + +#endif + +#ifdef CONFIG_VOL_MONITOR_LTC3882_SET +/* this function sets the VDD and returns the value set */ +static int set_voltage_to_LTC(int i2caddress, int vdd) +{ + int ret, vdd_last, vdd_target = vdd; + + /* Scale up to the LTC resolution is 1/4096V */ + vdd = (vdd * 4096) / 1000; + + /* 5-byte buffer which needs to be sent following the + * PMBus command PAGE_PLUS_WRITE. + */ + u8 buff[5] = {0x04, PWM_CHANNEL0, PMBUS_CMD_VOUT_COMMAND, + vdd & 0xFF, (vdd & 0xFF00) >> 8}; + + /* Write the desired voltage code to the regulator */ + ret = i2c_write(I2C_VOL_MONITOR_ADDR, + PMBUS_CMD_PAGE_PLUS_WRITE, 1, (void *)&buff, 5); + if (ret) { + printf("VID: I2C failed to write to the volatge regulator\n"); + return -1; + } + + /* Wait for the volatge to get to the desired value */ + do { + vdd_last = read_voltage_from_LTC(i2caddress); + if (vdd_last < 0) { + printf("VID: Couldn't read sensor abort VID adjust\n"); + return -1; + } + } while (vdd_last != vdd_target); + + return vdd_last; +} #endif static int set_voltage(int i2caddress, int vdd) @@ -278,6 +358,8 @@ static int set_voltage(int i2caddress, int vdd) #ifdef CONFIG_VOL_MONITOR_IR36021_SET vdd_last = set_voltage_to_IR(i2caddress, vdd); +#elif defined CONFIG_VOL_MONITOR_LTC3882_SET + vdd_last = set_voltage_to_LTC(i2caddress, vdd); #else #error Specific voltage monitor must be defined #endif @@ -290,11 +372,53 @@ int adjust_vdd(ulong vdd_override) int re_enable = disable_interrupts(); struct ccsr_gur *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR); u32 fusesr; +#if defined(CONFIG_VOL_MONITOR_IR36021_SET) || \ + defined(CONFIG_VOL_MONITOR_IR36021_READ) u8 vid, buf; +#else + u8 vid; +#endif int vdd_target, vdd_current, vdd_last; int ret, i2caddress; unsigned long vdd_string_override; char *vdd_string; +#ifdef CONFIG_ARCH_LS1088A + static const uint16_t vdd[32] = { + 10250, + 9875, + 9750, + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 9000, + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 10000, /* 1.0000V */ + 10125, + 10250, + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + 0, /* reserved */ + }; + +#else static const uint16_t vdd[32] = { 10500, 0, /* reserved */ @@ -329,6 +453,7 @@ int adjust_vdd(ulong vdd_override) 0, /* reserved */ 0, /* reserved */ }; +#endif struct vdd_drive { u8 vid; unsigned voltage; @@ -340,6 +465,8 @@ int adjust_vdd(ulong vdd_override) ret = -1; goto exit; } +#if defined(CONFIG_VOL_MONITOR_IR36021_SET) || \ + defined(CONFIG_VOL_MONITOR_IR36021_READ) ret = find_ir_chip_on_i2c(); if (ret < 0) { printf("VID: Could not find voltage regulator on I2C.\n"); @@ -364,6 +491,7 @@ int adjust_vdd(ulong vdd_override) ret = -1; goto exit; } +#endif /* get the voltage ID from fuse status register */ fusesr = in_le32(&gur->dcfg_fusesr); @@ -415,6 +543,11 @@ int adjust_vdd(ulong vdd_override) } vdd_current = vdd_last; debug("VID: Core voltage is currently at %d mV\n", vdd_last); + +#ifdef CONFIG_VOL_MONITOR_LTC3882_SET + /* Set the target voltage */ + vdd_last = vdd_current = set_voltage(i2caddress, vdd_target); +#else /* * Adjust voltage to at or one step above target. * As measurements are less precise than setting the values @@ -432,6 +565,12 @@ int adjust_vdd(ulong vdd_override) vdd_last = set_voltage(i2caddress, vdd_current); } +#endif + if (board_adjust_vdd(vdd_target) < 0) { + ret = -1; + goto exit; + } + if (vdd_last > 0) printf("VID: Core voltage after adjustment is at %d mV\n", vdd_last); @@ -498,6 +637,8 @@ int adjust_vdd(ulong vdd_override) ret = -1; goto exit; } +#if defined(CONFIG_VOL_MONITOR_IR36021_SET) || \ + defined(CONFIG_VOL_MONITOR_IR36021_READ) ret = find_ir_chip_on_i2c(); if (ret < 0) { printf("VID: Could not find voltage regulator on I2C.\n"); @@ -522,6 +663,7 @@ int adjust_vdd(ulong vdd_override) ret = -1; goto exit; } +#endif /* get the voltage ID from fuse status register */ fusesr = in_be32(&gur->dcfg_fusesr); @@ -632,6 +774,8 @@ static int print_vdd(void) debug("VID : I2c failed to switch channel\n"); return -1; } +#if defined(CONFIG_VOL_MONITOR_IR36021_SET) || \ + defined(CONFIG_VOL_MONITOR_IR36021_READ) ret = find_ir_chip_on_i2c(); if (ret < 0) { printf("VID: Could not find voltage regulator on I2C.\n"); @@ -640,6 +784,7 @@ static int print_vdd(void) i2caddress = ret; debug("VID: IR Chip found on I2C address 0x%02x\n", i2caddress); } +#endif /* * Read voltage monitor to check real voltage. diff --git a/board/freescale/ls1088a/ddr.c b/board/freescale/ls1088a/ddr.c index e24bfd5..2240454 100644 --- a/board/freescale/ls1088a/ddr.c +++ b/board/freescale/ls1088a/ddr.c @@ -13,6 +13,23 @@ DECLARE_GLOBAL_DATA_PTR; +#if defined(CONFIG_VID) && (!defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD)) +static void fsl_ddr_setup_0v9_volt(memctl_options_t *popts) +{ + int vdd; + + vdd = get_core_volt_from_fuse(); + /* Nothing to do for silicons doesn't support VID */ + if (vdd < 0) + return; + + if (vdd == 900) { + popts->ddr_cdr1 |= DDR_CDR1_V0PT9_EN; + debug("VID: configure DDR to support 900 mV\n"); + } +} +#endif + void fsl_ddr_board_options(memctl_options_t *popts, dimm_params_t *pdimm, unsigned int ctrl_num) @@ -87,6 +104,10 @@ found: popts->addr_hash = 1; popts->ddr_cdr1 = DDR_CDR1_DHC_EN | DDR_CDR1_ODT(DDR_CDR_ODT_60ohm); +#if defined(CONFIG_VID) && (!defined(CONFIG_SPL) || defined(CONFIG_SPL_BUILD)) + fsl_ddr_setup_0v9_volt(popts); +#endif + popts->ddr_cdr2 = DDR_CDR2_ODT(DDR_CDR_ODT_60ohm) | DDR_CDR2_VREF_TRAIN_EN | DDR_CDR2_VREF_RANGE_2; } diff --git a/board/freescale/ls1088a/ls1088a.c b/board/freescale/ls1088a/ls1088a.c index d12bcae..0769e90 100644 --- a/board/freescale/ls1088a/ls1088a.c +++ b/board/freescale/ls1088a/ls1088a.c @@ -19,9 +19,13 @@ #include #include #include +#include +#include #include "../common/qixis.h" #include "ls1088a_qixis.h" +#include "../common/vid.h" +#include DECLARE_GLOBAL_DATA_PTR; @@ -51,6 +55,16 @@ unsigned long long get_qixis_addr(void) } #endif +#if defined(CONFIG_VID) +int init_func_vid(void) +{ + if (adjust_vdd(0) < 0) + printf("core voltage not adjusted\n"); + + return 0; +} +#endif + #if !defined(CONFIG_SPL_BUILD) int checkboard(void) { @@ -207,6 +221,7 @@ unsigned long get_board_ddr_clk(void) return 66666666; } +#endif int select_i2c_ch_pca9547(u8 ch) { @@ -221,6 +236,7 @@ int select_i2c_ch_pca9547(u8 ch) return 0; } +#if !defined(CONFIG_SPL_BUILD) void board_retimer_init(void) { u8 reg; @@ -322,7 +338,122 @@ int misc_init_r(void) return 0; } #endif +#endif + +int i2c_multiplexer_select_vid_channel(u8 channel) +{ + return select_i2c_ch_pca9547(channel); +} + +#ifdef CONFIG_TARGET_LS1088AQDS +/* read the current value(SVDD) of the LTM Regulator Voltage */ +int get_serdes_volt(void) +{ + int ret, vcode = 0; + u8 chan = PWM_CHANNEL0; + + /* Select the PAGE 0 using PMBus commands PAGE for VDD */ + ret = i2c_write(I2C_SVDD_MONITOR_ADDR, + PMBUS_CMD_PAGE, 1, &chan, 1); + if (ret) { + printf("VID: failed to select VDD Page 0\n"); + return ret; + } + + /* Read the output voltage using PMBus command READ_VOUT */ + ret = i2c_read(I2C_SVDD_MONITOR_ADDR, + PMBUS_CMD_READ_VOUT, 1, (void *)&vcode, 2); + if (ret) { + printf("VID: failed to read the volatge\n"); + return ret; + } + + return vcode; +} + +int set_serdes_volt(int svdd) +{ + int ret, vdd_last; + u8 buff[5] = {0x04, PWM_CHANNEL0, PMBUS_CMD_VOUT_COMMAND, + svdd & 0xFF, (svdd & 0xFF00) >> 8}; + + /* Write the desired voltage code to the SVDD regulator */ + ret = i2c_write(I2C_SVDD_MONITOR_ADDR, + PMBUS_CMD_PAGE_PLUS_WRITE, 1, (void *)&buff, 5); + if (ret) { + printf("VID: I2C failed to write to the volatge regulator\n"); + return -1; + } + /* Wait for the volatge to get to the desired value */ + do { + vdd_last = get_serdes_volt(); + if (vdd_last < 0) { + printf("VID: Couldn't read sensor abort VID adjust\n"); + return -1; + } + } while (vdd_last != svdd); + + return 1; +} +#else +int get_serdes_volt(void) +{ + return 0; +} + +int set_serdes_volt(int svdd) +{ + int ret; + u8 brdcfg4; + + printf("SVDD changing of RDB\n"); + + /* Read the BRDCFG54 via CLPD */ + ret = i2c_read(CONFIG_SYS_I2C_FPGA_ADDR, + QIXIS_BRDCFG4_OFFSET, 1, (void *)&brdcfg4, 1); + if (ret) { + printf("VID: I2C failed to read the CPLD BRDCFG4\n"); + return -1; + } + + brdcfg4 = brdcfg4 | 0x08; + + /* Write to the BRDCFG4 */ + ret = i2c_write(CONFIG_SYS_I2C_FPGA_ADDR, + QIXIS_BRDCFG4_OFFSET, 1, (void *)&brdcfg4, 1); + if (ret) { + debug("VID: I2C failed to set the SVDD CPLD BRDCFG4\n"); + return -1; + } + + /* Wait for the volatge to get to the desired value */ + udelay(10000); + + return 1; +} +#endif + +/* this function disables the SERDES, changes the SVDD Voltage and enables it*/ +int board_adjust_vdd(int vdd) +{ + int ret = 0; + + debug("%s: vdd = %d\n", __func__, vdd); + + /* Special settings to be performed when voltage is 900mV */ + if (vdd == 900) { + ret = setup_serdes_volt(vdd); + if (ret < 0) { + ret = -1; + goto exit; + } + } +exit: + return ret; +} + +#if !defined(CONFIG_SPL_BUILD) int board_init(void) { init_final_memctl_regs(); diff --git a/common/board_f.c b/common/board_f.c index 0bdce64..7f594d9 100644 --- a/common/board_f.c +++ b/common/board_f.c @@ -200,6 +200,13 @@ static int init_func_i2c(void) } #endif +#if defined(CONFIG_VID) +__weak int init_func_vid(void) +{ + return 0; +} +#endif + #if defined(CONFIG_HARD_SPI) static int init_func_spi(void) { @@ -801,6 +808,9 @@ static const init_fnc_t init_sequence_f[] = { #if defined(CONFIG_SYS_I2C) init_func_i2c, #endif +#if defined(CONFIG_VID) && !defined(CONFIG_SPL) + init_func_vid, +#endif #if defined(CONFIG_HARD_SPI) init_func_spi, #endif diff --git a/common/hash.c b/common/hash.c index cf4d70f..69d53ed 100644 --- a/common/hash.c +++ b/common/hash.c @@ -390,7 +390,7 @@ int hash_command(const char *algo_name, int flags, cmd_tbl_t *cmdtp, int flag, if (multi_hash()) { struct hash_algo *algo; - uint8_t output[HASH_MAX_DIGEST_SIZE]; + u8 *output; uint8_t vsum[HASH_MAX_DIGEST_SIZE]; void *buf; @@ -405,6 +405,9 @@ int hash_command(const char *algo_name, int flags, cmd_tbl_t *cmdtp, int flag, return 1; } + output = memalign(ARCH_DMA_MINALIGN, + sizeof(uint32_t) * HASH_MAX_DIGEST_SIZE); + buf = map_sysmem(addr, len); algo->hash_func_ws(buf, len, output, algo->chunk_size); unmap_sysmem(buf); @@ -440,6 +443,8 @@ int hash_command(const char *algo_name, int flags, cmd_tbl_t *cmdtp, int flag, store_result(algo, output, *argv, flags & HASH_FLAG_ENV); } + unmap_sysmem(output); + } /* Horrible code size hack for boards that just want crc32 */ diff --git a/drivers/crypto/fsl/fsl_hash.c b/drivers/crypto/fsl/fsl_hash.c index a63eba3..9373a39 100644 --- a/drivers/crypto/fsl/fsl_hash.c +++ b/drivers/crypto/fsl/fsl_hash.c @@ -7,6 +7,7 @@ #include #include +#include #include "jobdesc.h" #include "desc.h" #include "jr.h" @@ -163,20 +164,37 @@ int caam_hash(const unsigned char *pbuf, unsigned int buf_len, { int ret = 0; uint32_t *desc; + unsigned int size; - desc = malloc(sizeof(int) * MAX_CAAM_DESCSIZE); + desc = malloc_cache_aligned(sizeof(int) * MAX_CAAM_DESCSIZE); if (!desc) { debug("Not enough memory for descriptor allocation\n"); return -ENOMEM; } + if (!IS_ALIGNED((uintptr_t)pbuf, ARCH_DMA_MINALIGN) || + !IS_ALIGNED((uintptr_t)pout, ARCH_DMA_MINALIGN)) { + puts("Error: Address arguments are not aligned\n"); + return -EINVAL; + } + + size = ALIGN(buf_len, ARCH_DMA_MINALIGN); + flush_dcache_range((unsigned long)pbuf, (unsigned long)pbuf + size); + inline_cnstr_jobdesc_hash(desc, pbuf, buf_len, pout, driver_hash[algo].alg_type, driver_hash[algo].digestsize, 0); + size = ALIGN(sizeof(int) * MAX_CAAM_DESCSIZE, ARCH_DMA_MINALIGN); + flush_dcache_range((unsigned long)desc, (unsigned long)desc + size); + ret = run_descriptor_jr(desc); + size = ALIGN(driver_hash[algo].digestsize, ARCH_DMA_MINALIGN); + invalidate_dcache_range((unsigned long)pout, + (unsigned long)pout + size); + free(desc); return ret; } diff --git a/drivers/ddr/fsl/fsl_ddr_gen4.c b/drivers/ddr/fsl/fsl_ddr_gen4.c index 058c9b9..b3a27ec 100644 --- a/drivers/ddr/fsl/fsl_ddr_gen4.c +++ b/drivers/ddr/fsl/fsl_ddr_gen4.c @@ -95,6 +95,9 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs, if (step == 2) goto step2; + /* Set cdr1 first in case 0.9v VDD is enabled for some SoCs*/ + ddr_out32(&ddr->ddr_cdr1, regs->ddr_cdr1); + if (regs->ddr_eor) ddr_out32(&ddr->eor, regs->ddr_eor); @@ -183,7 +186,6 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs, ddr_out32(&ddr->ddr_sdram_rcw_4, regs->ddr_sdram_rcw_4); ddr_out32(&ddr->ddr_sdram_rcw_5, regs->ddr_sdram_rcw_5); ddr_out32(&ddr->ddr_sdram_rcw_6, regs->ddr_sdram_rcw_6); - ddr_out32(&ddr->ddr_cdr1, regs->ddr_cdr1); #ifdef CONFIG_DEEP_SLEEP if (is_warm_boot()) { ddr_out32(&ddr->sdram_cfg_2, diff --git a/include/common.h b/include/common.h index 4362000..0fe9439 100644 --- a/include/common.h +++ b/include/common.h @@ -364,6 +364,9 @@ int embedded_dtb_select(void); int misc_init_f (void); int misc_init_r (void); +#if defined(CONFIG_VID) +int init_func_vid(void); +#endif /* common/exports.c */ void jumptable_init(void); diff --git a/include/configs/ls1088aqds.h b/include/configs/ls1088aqds.h index 8fbf890..5674a5d 100644 --- a/include/configs/ls1088aqds.h +++ b/include/configs/ls1088aqds.h @@ -170,9 +170,13 @@ unsigned long get_board_ddr_clk(void); #define QIXIS_LBMAP_DFLTBANK 0x0e #define QIXIS_LBMAP_ALTBANK 0x2e #define QIXIS_LBMAP_SD 0x00 +#define QIXIS_LBMAP_EMMC 0x00 +#define QIXIS_LBMAP_IFC 0x00 #define QIXIS_LBMAP_SD_QSPI 0x0e #define QIXIS_LBMAP_QSPI 0x0e +#define QIXIS_RCW_SRC_IFC 0x25 #define QIXIS_RCW_SRC_SD 0x40 +#define QIXIS_RCW_SRC_EMMC 0x41 #define QIXIS_RCW_SRC_QSPI 0x62 #define QIXIS_RST_CTL_RESET 0x41 #define QIXIS_RCFG_CTL_RECONFIG_IDLE 0x20 @@ -279,6 +283,33 @@ unsigned long get_board_ddr_clk(void); #define I2C_MUX_CH_DEFAULT 0x8 #define I2C_MUX_CH5 0xD +#define I2C_MUX_CH_VOL_MONITOR 0xA + +/* Voltage monitor on channel 2*/ +#define I2C_VOL_MONITOR_ADDR 0x63 +#define I2C_VOL_MONITOR_BUS_V_OFFSET 0x2 +#define I2C_VOL_MONITOR_BUS_V_OVF 0x1 +#define I2C_VOL_MONITOR_BUS_V_SHIFT 3 +#define I2C_SVDD_MONITOR_ADDR 0x4F + +#define CONFIG_VID_FLS_ENV "ls1088aqds_vdd_mv" +#define CONFIG_VID + +/* The lowest and highest voltage allowed for LS1088AQDS */ +#define VDD_MV_MIN 819 +#define VDD_MV_MAX 1212 + +#define CONFIG_VOL_MONITOR_LTC3882_SET +#define CONFIG_VOL_MONITOR_LTC3882_READ + +/* PM Bus commands code for LTC3882*/ +#define PMBUS_CMD_PAGE 0x0 +#define PMBUS_CMD_READ_VOUT 0x8B +#define PMBUS_CMD_PAGE_PLUS_WRITE 0x05 +#define PMBUS_CMD_VOUT_COMMAND 0x21 + +#define PWM_CHANNEL0 0x0 + /* * RTC configuration */ diff --git a/include/configs/ls1088ardb.h b/include/configs/ls1088ardb.h index d0066e3..a6271f5 100644 --- a/include/configs/ls1088ardb.h +++ b/include/configs/ls1088ardb.h @@ -151,6 +151,7 @@ #endif #define CONFIG_SYS_I2C_FPGA_ADDR 0x66 +#define QIXIS_BRDCFG4_OFFSET 0x54 #define QIXIS_LBMAP_SWITCH 2 #define QIXIS_QMAP_MASK 0xe0 #define QIXIS_QMAP_SHIFT 5 @@ -159,9 +160,11 @@ #define QIXIS_LBMAP_DFLTBANK 0x00 #define QIXIS_LBMAP_ALTBANK 0x20 #define QIXIS_LBMAP_SD 0x00 +#define QIXIS_LBMAP_EMMC 0x00 #define QIXIS_LBMAP_SD_QSPI 0x00 #define QIXIS_LBMAP_QSPI 0x00 #define QIXIS_RCW_SRC_SD 0x40 +#define QIXIS_RCW_SRC_EMMC 0x41 #define QIXIS_RCW_SRC_QSPI 0x62 #define QIXIS_RST_CTL_RESET 0x31 #define QIXIS_RCFG_CTL_RECONFIG_IDLE 0x20 @@ -225,6 +228,32 @@ #define CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS 5000 +#define I2C_MUX_CH_VOL_MONITOR 0xA +/* Voltage monitor on channel 2*/ +#define I2C_VOL_MONITOR_ADDR 0x63 +#define I2C_VOL_MONITOR_BUS_V_OFFSET 0x2 +#define I2C_VOL_MONITOR_BUS_V_OVF 0x1 +#define I2C_VOL_MONITOR_BUS_V_SHIFT 3 +#define I2C_SVDD_MONITOR_ADDR 0x4F + +#define CONFIG_VID_FLS_ENV "ls1088ardb_vdd_mv" +#define CONFIG_VID + +/* The lowest and highest voltage allowed for LS1088ARDB */ +#define VDD_MV_MIN 819 +#define VDD_MV_MAX 1212 + +#define CONFIG_VOL_MONITOR_LTC3882_SET +#define CONFIG_VOL_MONITOR_LTC3882_READ + +/* PM Bus commands code for LTC3882*/ +#define PMBUS_CMD_PAGE 0x0 +#define PMBUS_CMD_READ_VOUT 0x8B +#define PMBUS_CMD_PAGE_PLUS_WRITE 0x05 +#define PMBUS_CMD_VOUT_COMMAND 0x21 + +#define PWM_CHANNEL0 0x0 + /* * I2C bus multiplexer */