X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=board%2Ffreescale%2Ft4qds%2Ft4240qds.c;h=869c01de92b91fd2658058f119849d8844e63c10;hb=e6bd72f880a76652ce1d6742880e7efcd85b8fb1;hp=fe1bc7f08df918eeb01ed0be831ab2ed91bab195;hpb=3e1fa221f94b7ae3389d166882b77f1da5895f22;p=platform%2Fkernel%2Fu-boot.git diff --git a/board/freescale/t4qds/t4240qds.c b/board/freescale/t4qds/t4240qds.c index fe1bc7f..869c01d 100644 --- a/board/freescale/t4qds/t4240qds.c +++ b/board/freescale/t4qds/t4240qds.c @@ -1,12 +1,16 @@ +// SPDX-License-Identifier: GPL-2.0+ /* * Copyright 2009-2012 Freescale Semiconductor, Inc. - * - * SPDX-License-Identifier: GPL-2.0+ + * Copyright 2020 NXP */ #include #include +#include +#include #include +#include +#include #include #include #include @@ -15,7 +19,6 @@ #include #include #include -#include #include #include @@ -89,11 +92,25 @@ int checkboard(void) return 0; } -int select_i2c_ch_pca9547(u8 ch) +int select_i2c_ch_pca9547(u8 ch, int bus_num) { int ret; +#ifdef CONFIG_DM_I2C + struct udevice *dev; + + ret = i2c_get_chip_for_busnum(bus_num, I2C_MUX_PCA_ADDR_PRI, + 1, &dev); + if (ret) { + printf("%s: Cannot find udev for a bus %d\n", __func__, + bus_num); + return ret; + } + + ret = dm_i2c_write(dev, 0, &ch, 1); +#else ret = i2c_write(I2C_MUX_PCA_ADDR_PRI, 0, 1, &ch, 1); +#endif if (ret) { puts("PCA: failed to select proper channel\n"); return ret; @@ -113,10 +130,28 @@ static inline int read_voltage(void) { int i, ret, voltage_read = 0; u16 vol_mon; +#ifdef CONFIG_DM_I2C + struct udevice *dev; + int bus_num = 0; +#endif for (i = 0; i < NUM_READINGS; i++) { +#ifdef CONFIG_DM_I2C + ret = i2c_get_chip_for_busnum(bus_num, I2C_VOL_MONITOR_ADDR, + 1, &dev); + if (ret) { + printf("%s: Cannot find udev for a bus %d\n", __func__, + bus_num); + return ret; + } + + ret = dm_i2c_read(dev, + I2C_VOL_MONITOR_BUS_V_OFFSET, + (void *)&vol_mon, 2); +#else ret = i2c_read(I2C_VOL_MONITOR_ADDR, I2C_VOL_MONITOR_BUS_V_OFFSET, 1, (void *)&vol_mon, 2); +#endif if (ret) { printf("VID: failed to read core voltage\n"); return ret; @@ -248,7 +283,7 @@ static int adjust_vdd(ulong vdd_override) unsigned voltage; }; - ret = select_i2c_ch_pca9547(I2C_MUX_CH_VOL_MONITOR); + ret = select_i2c_ch_pca9547(I2C_MUX_CH_VOL_MONITOR, 0); if (ret) { debug("VID: I2c failed to switch channel\n"); ret = -1; @@ -266,7 +301,7 @@ static int adjust_vdd(ulong vdd_override) vdd_target = vdd[vid]; /* check override variable for overriding VDD */ - vdd_string = getenv("t4240qds_vdd_mv"); + vdd_string = env_get("t4240qds_vdd_mv"); if (vdd_override == 0 && vdd_string && !strict_strtoul(vdd_string, 10, &vdd_string_override)) vdd_override = vdd_string_override; @@ -346,7 +381,7 @@ int config_frontside_crossbar_vsc3316(void) u32 srds_prtcl_s1, srds_prtcl_s2; int ret; - ret = select_i2c_ch_pca9547(I2C_MUX_CH_VSC3316_FS); + ret = select_i2c_ch_pca9547(I2C_MUX_CH_VSC3316_FS, 0); if (ret) return ret; @@ -528,7 +563,7 @@ int config_backside_crossbar_mux(void) int board_early_init_r(void) { const unsigned int flashbase = CONFIG_SYS_FLASH_BASE; - const u8 flash_esel = find_tlb_idx((void *)flashbase, 1); + int flash_esel = find_tlb_idx((void *)flashbase, 1); /* * Remap Boot flash + PROMJET region to caching-inhibited @@ -539,18 +574,19 @@ int board_early_init_r(void) flush_dcache(); invalidate_icache(); - /* invalidate existing TLB entry for flash + promjet */ - disable_tlb(flash_esel); + if (flash_esel == -1) { + /* very unlikely unless something is messed up */ + puts("Error: Could not find TLB for FLASH BASE\n"); + flash_esel = 2; /* give our best effort to continue */ + } else { + /* invalidate existing TLB entry for flash + promjet */ + disable_tlb(flash_esel); + } set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, flash_esel, BOOKE_PAGESZ_256M, 1); - set_liodns(); -#ifdef CONFIG_SYS_DPAA_QBMAN - setup_portals(); -#endif - /* Disable remote I2C connection to qixis fpga */ QIXIS_WRITE(brdcfg[5], QIXIS_READ(brdcfg[5]) & ~BRDCFG5_IRE); @@ -564,7 +600,7 @@ int board_early_init_r(void) /* Configure board SERDES ports crossbar */ config_frontside_crossbar_vsc3316(); config_backside_crossbar_mux(); - select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT); + select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT, 0); return 0; } @@ -638,9 +674,10 @@ unsigned long get_board_ddr_clk(void) int misc_init_r(void) { u8 sw; - serdes_corenet_t *srds_regs = - (void *)CONFIG_SYS_FSL_CORENET_SERDES_ADDR; + void *srds_base = (void *)CONFIG_SYS_FSL_CORENET_SERDES_ADDR; + serdes_corenet_t *srds_regs; u32 actual[MAX_SERDES]; + u32 pllcr0, expected; unsigned int i; sw = QIXIS_READ(brdcfg[2]); @@ -663,8 +700,9 @@ int misc_init_r(void) } for (i = 0; i < MAX_SERDES; i++) { - u32 pllcr0 = srds_regs->bank[i].pllcr0; - u32 expected = pllcr0 & SRDS_PLLCR0_RFCK_SEL_MASK; + srds_regs = srds_base + i * 0x1000; + pllcr0 = srds_regs->bank[0].pllcr0; + expected = pllcr0 & SRDS_PLLCR0_RFCK_SEL_MASK; if (expected != actual[i]) { printf("Warning: SERDES%u expects reference clock %sMHz, but actual is %sMHz\n", i + 1, serdes_clock_to_string(expected), @@ -675,15 +713,15 @@ int misc_init_r(void) return 0; } -void ft_board_setup(void *blob, bd_t *bd) +int ft_board_setup(void *blob, bd_t *bd) { phys_addr_t base; phys_size_t size; ft_cpu_setup(blob, bd); - base = getenv_bootm_low(); - size = getenv_bootm_size(); + base = env_get_bootm_low(); + size = env_get_bootm_size(); fdt_fixup_memory(blob, (u64)base, (u64)size); @@ -692,12 +730,14 @@ void ft_board_setup(void *blob, bd_t *bd) #endif fdt_fixup_liodn(blob); - fdt_fixup_dr_usb(blob, bd); + fsl_fdt_fixup_dr_usb(blob, bd); #ifdef CONFIG_SYS_DPAA_FMAN fdt_fixup_fman_ethernet(blob); fdt_fixup_board_enet(blob); #endif + + return 0; } /* @@ -725,11 +765,11 @@ void board_detail(void) } /* Voltage secion */ - if (!select_i2c_ch_pca9547(I2C_MUX_CH_VOL_MONITOR)) { + if (!select_i2c_ch_pca9547(I2C_MUX_CH_VOL_MONITOR, 0)) { vdd = read_voltage(); if (vdd > 0) printf("Core voltage= %d mV\n", vdd); - select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT); + select_i2c_ch_pca9547(I2C_MUX_CH_DEFAULT, 0); } printf("XVDD = 1.%d V\n", ((brdcfg[8] & 0xf) - 4) * 5 + 25);