memory: tegra: read values from correct device

When reading MR18 for Dev1 the code was incorrectly reading the
value corresponding to Dev0, so fix this by adjusting the index
according to the Tegra X1 TRM.

Signed-off-by: Diogo Ivo <diogo.ivo@tecnico.ulisboa.pt>
Acked-by: Thierry Reding <treding@nvidia.com>
Link: https://lore.kernel.org/r/20230322234050.47332-1-diogo.ivo@tecnico.ulisboa.pt
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

diff --git a/drivers/memory/tegra/tegra210-emc-cc-r21021.c b/drivers/memory/tegra/tegra210-emc-cc-r21021.c
index cc76adb8d7e8a111b6b1ae1993e59662ee83a795..4cb608c71ead5208cc7da9481cdb30bac2dc4622 100644 (file)
--- a/drivers/memory/tegra/tegra210-emc-cc-r21021.c
+++ b/drivers/memory/tegra/tegra210-emc-cc-r21021.c
@@ -277,7 +277,7 @@ static u32 update_clock_tree_delay(struct tegra210_emc *emc, int type)
                /*
                 * Dev1 LSB.
                 */
-               value = tegra210_emc_mrr_read(emc, 2, 18);
+               value = tegra210_emc_mrr_read(emc, 1, 18);
 
                for (i = 0; i < emc->num_channels; i++) {
                        temp[i][0] |= (value & 0x00ff) >> 0;