| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <amdblocks/acpimmio.h> |
| #include <console/console.h> |
| #include <delay.h> |
| #include <device/device.h> |
| #include <southbridge/amd/common/amd_pci_util.h> |
| |
| static const u8 mainboard_intr_data[] = { |
| [0x00] = 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, /* INTA# - INTH# */ |
| [0x08] = 0x00, 0x00, 0x00, 0x00, 0x1F, 0x1F, 0x1F, 0x1F, /* Misc-nil, 0, 1, 2, INT from Serial irq */ |
| [0x10] = 0x09, 0x1F, 0x1F, 0x10, 0x1F, 0x12, 0x1F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x12, 0x11, 0x12, 0x11, 0x12, 0x11, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x11, 0x13, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x10, 0x11, 0x12, 0x13 |
| }; |
| |
| /* PIRQ Setup */ |
| static void pirq_setup(void) |
| { |
| intr_data_ptr = mainboard_intr_data; |
| } |
| |
| /** |
| * Southstation using SB GPIO 17/18 to control the Red/Green LED |
| * These two LEDs can be used to show the OS booting status. |
| */ |
| static void southstation_led_init(void) |
| { |
| /* multi-function pins switch to GPIO0-35 */ |
| pm_write8(0xea, (pm_read8(0xea) & 0xfe) | 1); |
| |
| /* select IOMux to function2, corresponds to GPIO */ |
| iomux_write8(0x11, (iomux_read8(0x11) & 0xfc) | 2); |
| iomux_write8(0x12, (iomux_read8(0x12) & 0xfc) | 2); |
| |
| /* Lighting test */ |
| gpio_100_write8(0x11, 0x08); //output high |
| gpio_100_write8(0x12, 0x08); |
| mdelay(100); |
| gpio_100_write8(0x11, 0x48); //output low |
| gpio_100_write8(0x12, 0x48); |
| } |
| |
| /********************************************** |
| * Enable the dedicated functions of the board. |
| **********************************************/ |
| static void mainboard_enable(struct device *dev) |
| { |
| pirq_setup(); |
| |
| southstation_led_init(); |
| |
| /* |
| * Initialize ASF registers to an arbitrary address because someone |
| * long ago set things up this way inside the SPD read code. The |
| * SPD read code has been made generic and moved out of the board |
| * directory, so the ASF init is being done here. |
| */ |
| pm_write8(0x29, 0x80); |
| pm_write8(0x28, 0x61); |
| } |
| |
| struct chip_operations mainboard_ops = { |
| .enable_dev = mainboard_enable, |
| }; |