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authorAaron Durbin <adurbin@chromium.org>2014-02-05 14:55:26 -0600
committerIsaac Christensen <isaac.christensen@se-eng.com>2014-09-19 21:38:48 +0200
commit4177db52a29b28a023a9ae84ed76c40ed6ce4daf (patch)
treeac380539c9ee151b479af8332a9b14a20b1122d9 /src/soc/intel/baytrail/southcluster.c
parente6b280e24b02552dc43510ed7fadce4a7105e4a2 (diff)
downloadcoreboot-4177db52a29b28a023a9ae84ed76c40ed6ce4daf.tar.xz
baytrail/rambi: spi, charger, and audio updates
baytrail: combine SPI configuration in romstage Reviewed-on: https://chromium-review.googlesource.com/185140 (cherry picked from commit 4e7f0e8ae1138e478ae7106d54719cf05e13b402) baytrail: lock down registers before handoff Reviewed-on: https://chromium-review.googlesource.com/185200 (cherry picked from commit 82cce4d2b46ccc554b71efa179b5d95756e2ad5e) baytrail: invoke SMM finalization on handoff Reviewed-on: https://chromium-review.googlesource.com/185201 (cherry picked from commit 1b50affb1fdda52a5986c9429713930ed517a86a) rambi: don't invoke SMM finalization Reviewed-on: https://chromium-review.googlesource.com/185202 (cherry picked from commit 6eff475dae7f4536eb846ccf6d51fce262b8ffef) rambi: remove handling of APM_CNT_FINALIZE Reviewed-on: https://chromium-review.googlesource.com/185203 (cherry picked from commit 9fc310d7e2730466cc7fcc84999502a2d4d08bab) baytrail: don't increment boot count on S3 resume Reviewed-on: https://chromium-review.googlesource.com/185381 (cherry picked from commit 940a0fa4df1ce335229eb6f80143b93a84ba358c) rambi: enable HDA device Reviewed-on: https://chromium-review.googlesource.com/184574 (cherry picked from commit 334f2a5c7c6540e744b6aaf7e1da0b55e1368196) baytrail: lock down spi controller according to mainboard Reviewed-on: https://chromium-review.googlesource.com/185631 (cherry picked from commit 696ece68cb6d522c248e800f168e675e4b4a7317) rambi: implement mainboard_get_spi_config() to lock dow spi controller Reviewed-on: https://chromium-review.googlesource.com/185632 (cherry picked from commit 1d9ba15858fd421a4fe5a47f7171273128e89524) baytrail: introduce ssus_disable_internal_pull() Reviewed-on: https://chromium-review.googlesource.com/185740 (cherry picked from commit 9d6056dd70b27183dab6a4656f4f9612ae870a4d) rambi: fix write-protect gpio reading at romstage Reviewed-on: https://chromium-review.googlesource.com/185741 (cherry picked from commit c64627689b1afec59be6fdab323d5492046f0bc7) baytrail: DPTF: implement charger current limit Reviewed-on: https://chromium-review.googlesource.com/185759 (cherry picked from commit 287e8936613a7a83281ff692b20383dacf7fcaf6) rambi: Enable charger participant and define states Reviewed-on: https://chromium-review.googlesource.com/185760 (cherry picked from commit 2f62a11927ecf10cb2c76a9f5d368d4050404137) baytrail: increase command wait timeout Reviewed-on: https://chromium-review.googlesource.com/185874 (cherry picked from commit 962a79ef72169b5d52fc746d1889d3b652fd9bcc) baytrail: make caching MRC data more robust Reviewed-on: https://chromium-review.googlesource.com/185875 (cherry picked from commit b5e10ad47b9e4f330caaee4faf69702f24d6bdd8) baytrail: upgrade MRC wrapper header Reviewed-on: https://chromium-review.googlesource.com/186391 (cherry picked from commit 8c1a62f1f4261d4f38aacbbb353c9d6218ec2885) rambi: instruct MRC to use weaker memory ODT settings Reviewed-on: https://chromium-review.googlesource.com/186420 (cherry picked from commit b9329126ca08d20ce1d8c5db0fcabd39140c7292) rambi: Move touch wakeup resource GPIO to separate device Reviewed-on: https://chromium-review.googlesource.com/186932 (cherry picked from commit ba44e2e04f9469c629cb61a911c8cd339f52b0ef) baytrail: Set some MSRs related to turbo power Reviewed-on: https://chromium-review.googlesource.com/186933 (cherry picked from commit 76b25df5a31914ae58d47d17af448216011e425c) baytrail: change power consumption number for ACPI_C3/C6FS. Reviewed-on: https://chromium-review.googlesource.com/186934 (cherry picked from commit 5192e2464fbb88ea6fc117070240c9733e34f065) baytrail: Fix use of ConcatenateResTemplate() in ACPI LPE device Reviewed-on: https://chromium-review.googlesource.com/186928 (cherry picked from commit 8d1ab5de1d43b0790d140f6d0e36a990a5049ece) baytrail: Disable P-state HW coordination on 4-core SKU Reviewed-on: https://chromium-review.googlesource.com/187575 (cherry picked from commit c19c0f1d7cb3cb2635766c186ba9598933424a78) baytrail: DPTF: Enable mainboard-specific _PDL Reviewed-on: https://chromium-review.googlesource.com/187576 (cherry picked from commit 5412ac5c07bee22017a0ee6d1e2433917b98ea87) rambi: Apply DPTF tuning parameters Reviewed-on: https://chromium-review.googlesource.com/187577 (cherry picked from commit 932a5a3803ceaf430ad2934b371ac0886c25efca) rambi : change lpe_codec_clk_freq to 19.2 Reviewed-on: https://chromium-review.googlesource.com/187594 (cherry picked from commit f64cb1ae77076ad5ec994670f4a83dc561ea80c4) Squashed 25 commits for baytrail/rambi. Change-Id: Ibe628ac974d117a09361f7f3131a488911ddd27d Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com> Reviewed-on: http://review.coreboot.org/6933 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@google.com> Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Diffstat (limited to 'src/soc/intel/baytrail/southcluster.c')
-rw-r--r--src/soc/intel/baytrail/southcluster.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/src/soc/intel/baytrail/southcluster.c b/src/soc/intel/baytrail/southcluster.c
index bcce792659..49e4c91a13 100644
--- a/src/soc/intel/baytrail/southcluster.c
+++ b/src/soc/intel/baytrail/southcluster.c
@@ -20,8 +20,10 @@
#include <stdint.h>
#include <arch/io.h>
+#include <bootstate.h>
#include <cbmem.h>
#include <console/console.h>
+#include <cpu/x86/smm.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
@@ -35,6 +37,7 @@
#include <baytrail/pci_devs.h>
#include <baytrail/pmc.h>
#include <baytrail/ramstage.h>
+#include <baytrail/spi.h>
#include "chip.h"
static inline void
@@ -482,3 +485,52 @@ static const struct pci_driver southcluster __pci_driver = {
.vendor = PCI_VENDOR_ID_INTEL,
.device = LPC_DEVID,
};
+
+int __attribute__((weak)) mainboard_get_spi_config(struct spi_config *cfg)
+{
+ return -1;
+}
+
+static void finalize_chipset(void *unused)
+{
+ const unsigned long bcr = SPI_BASE_ADDRESS + BCR;
+ const unsigned long gcs = RCBA_BASE_ADDRESS + GCS;
+ const unsigned long gen_pmcon2 = PMC_BASE_ADDRESS + GEN_PMCON2;
+ const unsigned long etr = PMC_BASE_ADDRESS + ETR;
+ const unsigned long spi = SPI_BASE_ADDRESS;
+ struct spi_config cfg;
+
+ /* Set the lock enable on the BIOS control register. */
+ write32(bcr, read32(bcr) | BCR_LE);
+
+ /* Set BIOS lock down bit controlling boot block size and swapping. */
+ write32(gcs, read32(gcs) | BILD);
+
+ /* Lock sleep stretching policy and set SMI lock. */
+ write32(gen_pmcon2, read32(gen_pmcon2) | SLPSX_STR_POL_LOCK | SMI_LOCK);
+
+ /* Set the CF9 lock. */
+ write32(etr, read32(etr) | CF9LOCK);
+
+ if (mainboard_get_spi_config(&cfg) < 0) {
+ printk(BIOS_DEBUG, "No SPI lockdown configuration.\n");
+ } else {
+ write16(spi + PREOP, cfg.preop);
+ write16(spi + OPTYPE, cfg.optype);
+ write32(spi + OPMENU0, cfg.opmenu[0]);
+ write32(spi + OPMENU1, cfg.opmenu[1]);
+ write16(spi + HSFSTS, read16(spi + HSFSTS) | FLOCKDN);
+ write32(spi + UVSCC, cfg.uvscc);
+ write32(spi + LVSCC, cfg.lvscc | VCL);
+ }
+
+ printk(BIOS_DEBUG, "Finalizing SMM.\n");
+ outb(APM_CNT_FINALIZE, APM_CNT);
+}
+
+BOOT_STATE_INIT_ENTRIES(finalize_bscb) = {
+ BOOT_STATE_INIT_ENTRY(BS_OS_RESUME, BS_ON_ENTRY,
+ finalize_chipset, NULL),
+ BOOT_STATE_INIT_ENTRY(BS_PAYLOAD_LOAD, BS_ON_EXIT,
+ finalize_chipset, NULL),
+};