diff options
Diffstat (limited to 'board/gateworks/venice/spl.c')
| -rw-r--r-- | board/gateworks/venice/spl.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/board/gateworks/venice/spl.c b/board/gateworks/venice/spl.c index b0a315ba953..e9cdede6214 100644 --- a/board/gateworks/venice/spl.c +++ b/board/gateworks/venice/spl.c @@ -3,7 +3,6 @@ * Copyright 2021 Gateworks Corporation */ -#include <common.h> #include <cpu_func.h> #include <hang.h> #include <i2c.h> @@ -119,13 +118,29 @@ static int dm_i2c_clrsetbits(struct udevice *dev, uint reg, uint clr, uint set) return dm_i2c_write(dev, reg, &val, 1); } -static int power_init_board(void) +static int power_init_board(struct udevice *gsc) { const char *model = eeprom_get_model(); struct udevice *bus; struct udevice *dev; int ret; + /* Enable GSC voltage supervisor for new board models */ + if ((!strncmp(model, "GW7100", 6) && model[10] > 'D') || + (!strncmp(model, "GW7101", 6) && model[10] > 'D') || + (!strncmp(model, "GW7200", 6) && model[10] > 'E') || + (!strncmp(model, "GW7201", 6) && model[10] > 'E') || + (!strncmp(model, "GW7300", 6) && model[10] > 'E') || + (!strncmp(model, "GW7301", 6) && model[10] > 'E') || + (!strncmp(model, "GW740", 5) && model[7] > 'B')) { + u8 ver; + + if (!dm_i2c_read(gsc, 14, &ver, 1) && ver > 62) { + printf("GSC : enabling voltage supervisor\n"); + dm_i2c_clrsetbits(gsc, 25, 0, BIT(1)); + } + } + if ((!strncmp(model, "GW71", 4)) || (!strncmp(model, "GW72", 4)) || (!strncmp(model, "GW73", 4)) || @@ -287,6 +302,7 @@ void board_init_f(ulong dummy) mdelay(10); } pinctrl_select_state(bus, "default"); + mdelay(10); } } /* Wait indefiniately until the GSC probes */ @@ -298,7 +314,7 @@ void board_init_f(ulong dummy) dram_sz = venice_eeprom_init(0); /* PMIC */ - power_init_board(); + power_init_board(dev); /* DDR initialization */ spl_dram_init(dram_sz); |