diff options
Diffstat (limited to 'src/mainboard/supermicro/x9scl/early_init.c')
| -rw-r--r-- | src/mainboard/supermicro/x9scl/early_init.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/src/mainboard/supermicro/x9scl/early_init.c b/src/mainboard/supermicro/x9scl/early_init.c new file mode 100644 index 0000000000..b4a39fe11f --- /dev/null +++ b/src/mainboard/supermicro/x9scl/early_init.c @@ -0,0 +1,158 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* This file is part of the coreboot project. */ + +/* FIXME: Check if all includes are needed. */ + +#include <stdint.h> +#include <string.h> +#include <timestamp.h> +#include <arch/byteorder.h> +#include <device/mmio.h> +#include <device/pci_ops.h> +#include <device/pnp_def.h> +#include <device/pnp_ops.h> +#include <console/console.h> +#include <bootblock_common.h> +#include <northbridge/intel/sandybridge/sandybridge.h> +#include <northbridge/intel/sandybridge/raminit_native.h> +#include <southbridge/intel/bd82x6x/pch.h> +#include <southbridge/intel/common/gpio.h> +#include <superio/nuvoton/common/nuvoton.h> +#include <superio/nuvoton/nct6776/nct6776.h> +#include <superio/nuvoton/wpcm450/wpcm450.h> +#include "x9scl.h" + +#define SERIAL_DEV PNP_DEV(X9SCL_NCT6776_PNP_BASE, NCT6776_SP1) +#define KCS_DEV PNP_DEV(X9SCL_WPCM450_PNP_BASE, 0x11) + +#define SUPERIO_INITVAL(reg, data) {(reg), (data)} +#define SUPERIO_BANK(x) SUPERIO_INITVAL(0x07, (x)) + +const struct southbridge_usb_port mainboard_usb_ports[] = { + { 1, 0, 0 }, /* ? USB0 1d.0 port 1 */ + { 1, 0, 0 }, /* ? USB1 1d.0 port 2 */ + { 1, 0, 1 }, /* ? USB2 1d.0 port 3 */ + { 1, 0, 1 }, /* ? USB3 1d.0 port 4 */ + { 1, 0, 2 }, /* ? USB4 1d.0 port 5 */ + { 1, 0, 2 }, /* ? USB5 1d.0 port 6 */ + { 1, 0, 3 }, /* ? ??? 1a.0 port 1 */ + { 1, 0, 3 }, /* ? BMC 1a.0 port 2 */ + { 1, 0, 4 }, /* ? ??? 1a.0 port 3 */ + { 1, 0, 4 }, /* ? USB11 1a.0 port 4 */ + { 1, 0, 6 }, /* ? USB12 1a.0 port 5 */ + { 1, 0, 5 }, /* ? USB13 1a.0 port 6 */ + { 1, 0, 5 }, + { 1, 0, 6 }, +}; + +static const uint8_t superio_initvals[][2] = { + /* Global config registers */ + SUPERIO_INITVAL(0x1a, 0xc8), + SUPERIO_INITVAL(0x1b, 0x68), + SUPERIO_INITVAL(0x1c, 0x83), + SUPERIO_INITVAL(0x24, 0x24), + //SUPERIO_INITVAL(0x27, 0x00), + SUPERIO_INITVAL(0x2a, 0x00), + SUPERIO_INITVAL(0x2b, 0x42), + SUPERIO_INITVAL(0x2c, 0x80), + + SUPERIO_BANK(0x9), /* GPIO[2345] */ + SUPERIO_INITVAL(0x30, 0x0c), + SUPERIO_INITVAL(0xe0, 0xcf), + SUPERIO_INITVAL(0xe4, 0xbd), + SUPERIO_INITVAL(0xe5, 0x42), + SUPERIO_INITVAL(0xe9, 0x10), + SUPERIO_INITVAL(0xea, 0x40), + SUPERIO_INITVAL(0xf0, 0xff), + SUPERIO_INITVAL(0xf1, 0x02), + + SUPERIO_BANK(0xb), /* HWM & LED */ + SUPERIO_INITVAL(0xf7, 0x07), + SUPERIO_INITVAL(0xf8, 0x40), + SUPERIO_INITVAL(0x30, 0x01), + SUPERIO_INITVAL(0x60, X9SCL_NCT6776_HWM_BASE >> 8), + SUPERIO_INITVAL(0x61, X9SCL_NCT6776_HWM_BASE & 0xff), + + SUPERIO_BANK(0x5), /* KBC */ + SUPERIO_INITVAL(0xf0, 0x83), + SUPERIO_INITVAL(0x30, 0x01), + + SUPERIO_BANK(0x0), /* FDC */ + SUPERIO_INITVAL(0x30, 0x80), + +#if 0 + SUPERIO_BANK(8), + SUPERIO_INITVAL(0x30, 0x0a), + SUPERIO_INITVAL(0x60, X9SCL_NCT6776_GPIO_BASE >> 8), + SUPERIO_INITVAL(0x61, X9SCL_NCT6776_GPIO_BASE & 0xff), + SUPERIO_INITVAL(0xe1, 0xf9), + + SUPERIO_BANK(0xa), + SUPERIO_INITVAL(0xe4, 0x60), +#endif +}; + + +static void superio_init(void) +{ + const pnp_devfn_t dev = PNP_DEV(X9SCL_NCT6776_PNP_BASE, 0); + + nuvoton_pnp_enter_conf_state(dev); + for (size_t i = 0; i < ARRAY_SIZE(superio_initvals); i++) + pnp_write_config(dev, superio_initvals[i][0], superio_initvals[i][1]); + nuvoton_pnp_exit_conf_state(dev); +} + +static void bmc_init(void) +{ + pnp_devfn_t dev = KCS_DEV; + + pnp_write_config(dev, 0x21, 0x11); + + pnp_set_logical_device(dev); + pnp_set_enable(dev, 0); + pnp_set_iobase(dev, PNP_IDX_IO0, X9SCL_WPCM450_KCS_BASE + 0); + pnp_set_iobase(dev, PNP_IDX_IO1, X9SCL_WPCM450_KCS_BASE + 1); + pnp_set_iobase(dev, PNP_IDX_IRQ0, 0); + pnp_set_enable(dev, 1); + +#if 0 + //wpcm450_enable_dev(WPCM450_SP2, X9SCL_WPCM450_PNP_BASE, 0x03e8); + //wpcm450_enable_dev(WPCM450_SP1, X9SCL_WPCM450_PNP_BASE, 0x02e8); +#endif + +#if 0 + dev = PNP_DEV(X9SCL_WPCM450_PNP_BASE, WPCM450_SP2); + pnp_set_logical_device(dev); + pnp_set_enable(dev, 0); + pnp_set_iobase(dev, PNP_IDX_IO0, 0x03e8); + pnp_set_enable(dev, 1); + + dev = PNP_DEV(X9SCL_WPCM450_PNP_BASE, WPCM450_SP1); + pnp_set_logical_device(dev); + pnp_set_enable(dev, 0); + pnp_set_iobase(dev, PNP_IDX_IO0, 0x02e8); + pnp_set_enable(dev, 0); +#endif +} + +void bootblock_mainboard_early_init(void) +{ + nuvoton_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); + superio_init(); + bmc_init(); +} + +void mainboard_get_spd(spd_raw_data *spd, bool id_only) +{ + read_spd(&spd[0], 0x50, id_only); + read_spd(&spd[1], 0x51, id_only); + read_spd(&spd[2], 0x52, id_only); + read_spd(&spd[3], 0x53, id_only); +} + +void mainboard_early_init(int s3resume) +{ + /* Disable IGD VGA decode, no GTT or GFX stolen */ + pci_write_config16(PCI_DEV(0, 0, 0), GGC, 2); +} |