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authorAaron Durbin <adurbin@chromium.org>2014-08-21 14:50:36 -0500
committerPatrick Georgi <pgeorgi@google.com>2015-03-27 08:03:28 +0100
commit65c5b9d4310302c327231f8ba2bc54d034b34276 (patch)
treec754b7f3b5b57110f448d79a68607a26e47e01dc /src
parent913067d44f4daa2d58aacac0c33cb2938a0b3740 (diff)
tegra132: add enums for bus names
Instead of requiring the mainboards to know the magic literals for the bus numbers provide an easier name to number to handle all the weird ordering. BUG=chrome-os-partner:31106 BRANCH=None TEST=Built and booted on ryu. Change-Id: I4a90f5f5f3ed1d936e2eee23f4726069adc49cc7 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Original-Commit-Id: b028e90650384c947a3d0ee84c6d1346a22b22b9 Original-Change-Id: Id4d773d3049a43b186711900c61935ba7f3562ce Original-Signed-off-by: Aaron Durbin <adurbin@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/213491 Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org> Reviewed-on: http://review.coreboot.org/8996 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src')
-rw-r--r--src/soc/nvidia/tegra132/include/soc/funitcfg.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/soc/nvidia/tegra132/include/soc/funitcfg.h b/src/soc/nvidia/tegra132/include/soc/funitcfg.h
index 9c7dd9bee2..516bc65445 100644
--- a/src/soc/nvidia/tegra132/include/soc/funitcfg.h
+++ b/src/soc/nvidia/tegra132/include/soc/funitcfg.h
@@ -42,6 +42,22 @@ enum {
FUNIT_INDEX_MAX,
};
+/*
+ * Note: these bus numbers are dependent on the driver implementations, and
+ * currently the I2C is 0-based and SPI is 1-based in its indexing.
+ */
+enum {
+
+ I2C2_BUS = 1,
+ I2C3_BUS = 2,
+ I2C5_BUS = 4,
+ I2CPWR_BUS = I2C5_BUS,
+ I2C6_BUS = 5,
+
+ SPI1_BUS = 1,
+ SPI4_BUS = 4,
+};
+
struct funit_cfg {
uint32_t funit_index;
uint32_t clk_src_id;