Add an ACPI table for the LPC on Apollo Lake.
Signed-off-by: Simon Glass sjg@chromium.org ---
arch/x86/cpu/apollolake/lpc.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)
diff --git a/arch/x86/cpu/apollolake/lpc.c b/arch/x86/cpu/apollolake/lpc.c index 45b2144fc6..7c0ebf332b 100644 --- a/arch/x86/cpu/apollolake/lpc.c +++ b/arch/x86/cpu/apollolake/lpc.c @@ -6,12 +6,16 @@ */
#include <common.h> +#include <acpi_table.h> #include <dm.h> #include <spl.h> +#include <asm/cpu_common.h> +#include <asm/intel_acpi.h> #include <asm/lpc_common.h> #include <asm/pci.h> #include <asm/arch/iomap.h> #include <asm/arch/lpc.h> +#include <dm/acpi.h> #include <linux/log2.h>
void lpc_enable_fixed_io_ranges(uint io_enables) @@ -109,6 +113,17 @@ void lpc_io_setup_comm_a_b(void) lpc_enable_fixed_io_ranges(com_enable); }
+static int apl_acpi_lpc_get_name(const struct udevice *dev, char *out_name) +{ + return acpi_return_name(out_name, "LPCB"); +} + +struct acpi_ops apl_lpc_acpi_ops = { + .get_name = apl_acpi_lpc_get_name, + .write_tables = intel_southbridge_write_acpi_tables, + .inject_dsdt = southbridge_inject_dsdt, +}; + static const struct udevice_id apl_lpc_ids[] = { { .compatible = "intel,apl-lpc" }, { } @@ -119,4 +134,5 @@ U_BOOT_DRIVER(apl_lpc_drv) = { .name = "intel_apl_lpc", .id = UCLASS_LPC, .of_match = apl_lpc_ids, + acpi_ops_ptr(&apl_lpc_acpi_ops) };