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authorAamir Bohra <aamir.bohra@intel.com>2018-10-17 11:55:01 +0530
committerPatrick Georgi <pgeorgi@google.com>2018-10-26 11:20:54 +0000
commit3ee54bbf9413b5e174e65eff14769bdd2f5a3203 (patch)
tree1c27e4e0434d3e22e4fb9bb38ba59aa623070f80 /src/soc/intel/icelake/i2c.c
parentbb7f4c7a4f3a076ba3e52fea9228e4a064316128 (diff)
downloadcoreboot-3ee54bbf9413b5e174e65eff14769bdd2f5a3203.tar.xz
soc/intel/icelake: Do initial SoC commit
Clone entirely from Cannonlake commit id: 3487095304dbbbf66de86f8bce0e40b7acb3ea27 List of changes on top off initial cannonlake clone 1. Replace "Cannonlake" with "Icelake" 2. Replace "cnl" with "icl" 3. Replace "cnp" with "icp" 4. Rename structrue based on Cannonlake with Icelake 5. Remove and clean below files 5.a. All NHLT blobs and related files. 5.b. remove cnl_memcfg_init.c file, will be added later. 5.c. Remove vr_config.c, this is WIP. 5.d. Clean up upd override in fsp_params.c, will be added once FSP available. 5.e Remove CNL-H based GPIO configuartion. Ice Lake specific changes will follow in subsequent patches. Change-Id: I756fa7275c4190aebc0695f14484498aaf5662a5 Signed-off-by: Subrata Banik <subrata.banik@intel.com> Signed-off-by: Aamir Bohra <aamir.bohra@intel.com> Reviewed-on: https://review.coreboot.org/29162 Reviewed-by: Shelley Chen <shchen@google.com> Reviewed-by: Rizwan Qureshi <rizwan.qureshi@intel.com> Reviewed-by: Naresh Solanki <naresh.solanki@intel.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc/intel/icelake/i2c.c')
-rw-r--r--src/soc/intel/icelake/i2c.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/src/soc/intel/icelake/i2c.c b/src/soc/intel/icelake/i2c.c
new file mode 100644
index 0000000000..2820a85e68
--- /dev/null
+++ b/src/soc/intel/icelake/i2c.c
@@ -0,0 +1,56 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2018 Intel Corp.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <device/device.h>
+#include <drivers/i2c/designware/dw_i2c.h>
+#include <soc/pci_devs.h>
+
+int dw_i2c_soc_devfn_to_bus(unsigned int devfn)
+{
+ switch (devfn) {
+ case PCH_DEVFN_I2C0:
+ return 0;
+ case PCH_DEVFN_I2C1:
+ return 1;
+ case PCH_DEVFN_I2C2:
+ return 2;
+ case PCH_DEVFN_I2C3:
+ return 3;
+ case PCH_DEVFN_I2C4:
+ return 4;
+ case PCH_DEVFN_I2C5:
+ return 5;
+ }
+ return -1;
+}
+
+int dw_i2c_soc_bus_to_devfn(unsigned int bus)
+{
+ switch (bus) {
+ case 0:
+ return PCH_DEVFN_I2C0;
+ case 1:
+ return PCH_DEVFN_I2C1;
+ case 2:
+ return PCH_DEVFN_I2C2;
+ case 3:
+ return PCH_DEVFN_I2C3;
+ case 4:
+ return PCH_DEVFN_I2C4;
+ case 5:
+ return PCH_DEVFN_I2C5;
+ }
+ return -1;
+}