sound: x86: link: Add sound support
Add sound support for link, using the HDA codec implementation.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/arch/x86/cpu/ivybridge/Kconfig b/arch/x86/cpu/ivybridge/Kconfig
index 5f0e608..2f42393 100644
--- a/arch/x86/cpu/ivybridge/Kconfig
+++ b/arch/x86/cpu/ivybridge/Kconfig
@@ -21,6 +21,7 @@
imply USB_EHCI_HCD
imply USB_XHCI_HCD
imply VIDEO_VESA
+ imply SOUND_IVYBRIDGE
if NORTHBRIDGE_INTEL_IVYBRIDGE
diff --git a/arch/x86/cpu/ivybridge/northbridge.c b/arch/x86/cpu/ivybridge/northbridge.c
index 39bab7b..a809b82 100644
--- a/arch/x86/cpu/ivybridge/northbridge.c
+++ b/arch/x86/cpu/ivybridge/northbridge.c
@@ -177,6 +177,35 @@
dm_pci_write_config8(dev, PAM6, 0x33);
}
+/**
+ * sandybridge_init_iommu() - Set up IOMMU so that azalia can be used
+ *
+ * It is not obvious where these values come from. They may be undocumented.
+ */
+static void sandybridge_init_iommu(struct udevice *dev)
+{
+ u32 capid0_a;
+
+ dm_pci_read_config32(dev, 0xe4, &capid0_a);
+ if (capid0_a & (1 << 23)) {
+ log_debug("capid0_a not needed\n");
+ return;
+ }
+
+ /* setup BARs */
+ writel(IOMMU_BASE1 >> 32, MCHBAR_REG(0x5404));
+ writel(IOMMU_BASE1 | 1, MCHBAR_REG(0x5400));
+ writel(IOMMU_BASE2 >> 32, MCHBAR_REG(0x5414));
+ writel(IOMMU_BASE2 | 1, MCHBAR_REG(0x5410));
+
+ /* lock policies */
+ writel(0x80000000, IOMMU_BASE1 + 0xff0);
+
+ /* Enable azalia sound */
+ writel(0x20000000, IOMMU_BASE2 + 0xff0);
+ writel(0xa0000000, IOMMU_BASE2 + 0xff0);
+}
+
static int bd82x6x_northbridge_early_init(struct udevice *dev)
{
const int chipset_type = SANDYBRIDGE_MOBILE;
@@ -197,6 +226,9 @@
sandybridge_setup_northbridge_bars(dev);
+ /* Setup IOMMU BARs */
+ sandybridge_init_iommu(dev);
+
/* Device Enable */
dm_pci_write_config32(dev, DEVEN, DEVEN_HOST | DEVEN_IGD);
diff --git a/arch/x86/dts/chromebook_link.dts b/arch/x86/dts/chromebook_link.dts
index f9f0979..c5653fe 100644
--- a/arch/x86/dts/chromebook_link.dts
+++ b/arch/x86/dts/chromebook_link.dts
@@ -1,6 +1,8 @@
/dts-v1/;
#include <dt-bindings/gpio/x86-gpio.h>
+#include <dt-bindings/sound/azalia.h>
+#include <pci_ids.h>
/include/ "skeleton.dtsi"
/include/ "keyboard.dtsi"
@@ -372,6 +374,32 @@
compatible = "ehci-pci";
};
+ hda@1b,0 {
+ reg = <0x0000d800 0 0 0 0>;
+ compatible = "intel,bd82x6x-hda";
+
+ /* These correspond to the Intel HDA specification */
+ beep-verbs = <
+ 0x00170500 /* power up codec */
+ 0x00270500 /* power up DAC */
+ 0x00b70500 /* power up speaker */
+ 0x00b70740 /* enable speaker out */
+ 0x00b78d00 /* enable EAPD pin */
+ 0x00b70c02 /* set EAPD pin */
+ 0x0143b013>; /* beep volume */
+
+ codecs {
+ creative_codec: creative-ca0132 {
+ vendor-id = <PCI_VENDOR_ID_CREATIVE>;
+ device-id = <PCI_DEVICE_ID_CREATIVE_CA01322>;
+ };
+ intel_hdmi: hdmi {
+ vendor-id = <PCI_VENDOR_ID_INTEL>;
+ device-id = <PCI_DEVICE_ID_INTEL_COUGARPOINT_HDMI>;
+ };
+ };
+ };
+
usb_0: usb@1d,0 {
reg = <0x0000e800 0 0 0 0>;
compatible = "ehci-pci";
@@ -491,4 +519,72 @@
};
};
+};
+
+&creative_codec {
+ verbs = <
+ /**
+ * Malcolm Setup. These correspond to the Intel HDA
+ * specification.
+ */
+ 0x01570d09 0x01570c23 0x01570a01 0x01570df0
+ 0x01570efe 0x01570775 0x015707d3 0x01570709
+ 0x01570753 0x015707d4 0x015707ef 0x01570775
+ 0x015707d3 0x01570709 0x01570702 0x01570737
+ 0x01570778 0x01553cce 0x015575c9 0x01553dce
+ 0x0155b7c9 0x01570de8 0x01570efe 0x01570702
+ 0x01570768 0x01570762 0x01553ace 0x015546c9
+ 0x01553bce 0x0155e8c9 0x01570d49 0x01570c88
+ 0x01570d20 0x01570e19 0x01570700 0x01571a05
+ 0x01571b29 0x01571a04 0x01571b29 0x01570a01
+
+ /* Pin Widget Verb Table */
+
+ /* NID 0x01, HDA Codec Subsystem ID Verb Table: 0x144dc0c2 */
+ AZALIA_SUBVENDOR(0x0, 0x144dc0c2)
+
+ /*
+ * Pin Complex (NID 0x0B) Port-G Analog Unknown
+ * Speaker at Int N/A
+ */
+ AZALIA_PIN_CFG(0x0, 0x0b, 0x901700f0)
+
+ /* Pin Complex (NID 0x0C) N/C */
+ AZALIA_PIN_CFG(0x0, 0x0c, 0x70f000f0)
+
+ /* Pin Complex (NID 0x0D) N/C */
+ AZALIA_PIN_CFG(0x0, 0x0d, 0x70f000f0)
+
+ /* Pin Complex (NID 0x0E) N/C */
+ AZALIA_PIN_CFG(0x0, 0x0e, 0x70f000f0)
+
+ /* Pin Complex (NID 0x0F) N/C */
+ AZALIA_PIN_CFG(0x0, 0x0f, 0x70f000f0)
+
+ /* Pin Complex (NID 0x10) Port-D 1/8 Black HP Out at Ext Left */
+ AZALIA_PIN_CFG(0x0, 0x10, 0x032110f0)
+
+ /* Pin Complex (NID 0x11) Port-B Click Mic */
+ AZALIA_PIN_CFG(0x0, 0x11, 0x90a700f0)
+
+ /* Pin Complex (NID 0x12) Port-C Combo Jack Mic or D-Mic */
+ AZALIA_PIN_CFG(0x0, 0x12, 0x03a110f0)
+
+ /* Pin Complex (NID 0x13) What you hear */
+ AZALIA_PIN_CFG(0x0, 0x13, 0x90d600f0)>;
+};
+
+&intel_hdmi {
+ verbs = <
+ /* NID 0x01, HDA Codec Subsystem ID Verb Table: 0x80860101 */
+ AZALIA_SUBVENDOR(0x3, 0x80860101)
+
+ /* Pin Complex (NID 0x05) Digital Out at Int HDMI */
+ AZALIA_PIN_CFG(0x3, 0x05, 0x18560010)
+
+ /* Pin Complex (NID 0x06) Digital Out at Int HDMI */
+ AZALIA_PIN_CFG(0x3, 0x06, 0x18560020)
+
+ /* Pin Complex (NID 0x07) Digital Out at Int HDMI */
+ AZALIA_PIN_CFG(0x3, 0x07, 0x18560030)>;
};
diff --git a/arch/x86/include/asm/arch-ivybridge/sandybridge.h b/arch/x86/include/asm/arch-ivybridge/sandybridge.h
index a96c951..a3a507f 100644
--- a/arch/x86/include/asm/arch-ivybridge/sandybridge.h
+++ b/arch/x86/include/asm/arch-ivybridge/sandybridge.h
@@ -43,6 +43,9 @@
/* 4 KB per PCIe device */
#define DEFAULT_PCIEXBAR CONFIG_PCIE_ECAM_BASE
+#define IOMMU_BASE1 0xfed90000ULL
+#define IOMMU_BASE2 0xfed91000ULL
+
/* Device 0:0.0 PCI configuration space (Host Bridge) */
#define EPBAR 0x40
#define MCHBAR 0x48