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-rw-r--r--src/mainboard/pcengines/apu1/Kconfig30
-rw-r--r--src/mainboard/pcengines/apu1/devicetree.cb5
-rw-r--r--src/mainboard/pcengines/apu1/mainboard.c27
3 files changed, 61 insertions, 1 deletions
diff --git a/src/mainboard/pcengines/apu1/Kconfig b/src/mainboard/pcengines/apu1/Kconfig
index 9409bc3cd1..197dbc0f6b 100644
--- a/src/mainboard/pcengines/apu1/Kconfig
+++ b/src/mainboard/pcengines/apu1/Kconfig
@@ -82,4 +82,34 @@ config DRIVERS_PS2_KEYBOARD
bool
default n
+choice
+ prompt "J19 pins 1-10"
+ default PINMUX_OFF_C
+
+config PINMUX_OFF_C
+ bool "disable"
+
+config PINMUX_GPIO0
+ bool "GPIO"
+
+config PINMUX_UART_C
+ bool "UART 0x3e8"
+
+endchoice
+
+choice
+ prompt "J19 pins 11-20"
+ default PINMUX_OFF_D
+
+config PINMUX_OFF_D
+ bool "disable"
+
+config PINMUX_GPIO1
+ bool "GPIO"
+
+config PINMUX_UART_D
+ bool "UART 0x2e8"
+
+endchoice
+
endif # BOARD_PCENGINES_APU1
diff --git a/src/mainboard/pcengines/apu1/devicetree.cb b/src/mainboard/pcengines/apu1/devicetree.cb
index b98f34d4d1..1f07a9b016 100644
--- a/src/mainboard/pcengines/apu1/devicetree.cb
+++ b/src/mainboard/pcengines/apu1/devicetree.cb
@@ -59,16 +59,19 @@ chip northbridge/amd/agesa/family14/root_complex
irq 0x70 = 3
end
device pnp 2e.10 off
+ # UART C is conditionally turned on
io 0x60 = 0x3e8
irq 0x70 = 4
end
device pnp 2e.11 off
+ # UART D is conditionally turned on
io 0x60 = 0x2e8
irq 0x70 = 3
end
device pnp 2e.8 off end
device pnp 2e.f off end
- device pnp 2e.7 off end
+ # GPIO0 and GPIO1 are conditionally turned on
+ device pnp 2e.007 off end
device pnp 2e.107 off end
device pnp 2e.607 off end
device pnp 2e.e off end
diff --git a/src/mainboard/pcengines/apu1/mainboard.c b/src/mainboard/pcengines/apu1/mainboard.c
index 3b8541cae1..f49059d871 100644
--- a/src/mainboard/pcengines/apu1/mainboard.c
+++ b/src/mainboard/pcengines/apu1/mainboard.c
@@ -33,6 +33,7 @@
#include "SBPLATFORM.h"
#include <southbridge/amd/cimx/sb800/pci_devs.h>
#include <northbridge/amd/agesa/family14/pci_devs.h>
+#include <superio/nuvoton/nct5104d/nct5104d.h>
#include "gpio_ftns.h"
void set_pcie_reset(void);
@@ -135,6 +136,30 @@ static void pirq_setup(void)
picr_data_ptr = mainboard_picr_data;
}
+/* Wrapper to enable GPIO/UART devices under menuconfig. Revisit
+ * once configuration file format for SPI flash storage is complete.
+ */
+#define SIO_PORT 0x2e
+
+static void config_gpio_mux(void)
+{
+ struct device *uart, *gpio;
+
+ uart = dev_find_slot_pnp(SIO_PORT, NCT5104D_SP3);
+ gpio = dev_find_slot_pnp(SIO_PORT, NCT5104D_GPIO0);
+ if (uart)
+ uart->enabled = CONFIG_PINMUX_UART_C;
+ if (gpio)
+ gpio->enabled = CONFIG_PINMUX_GPIO0;
+
+ uart = dev_find_slot_pnp(SIO_PORT, NCT5104D_SP4);
+ gpio = dev_find_slot_pnp(SIO_PORT, NCT5104D_GPIO1);
+ if (uart)
+ uart->enabled = CONFIG_PINMUX_UART_D;
+ if (gpio)
+ gpio->enabled = CONFIG_PINMUX_GPIO1;
+}
+
/**
* TODO
* SB CIMx callback
@@ -158,6 +183,8 @@ static void mainboard_enable(device_t dev)
{
printk(BIOS_INFO, "Mainboard " CONFIG_MAINBOARD_PART_NUMBER " Enable.\n");
+ config_gpio_mux();
+
/* Initialize the PIRQ data structures for consumption */
pirq_setup();
}