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authorFurquan Shaikh <furquan@google.com>2018-03-12 06:29:52 -0700
committerAaron Durbin <adurbin@chromium.org>2018-03-13 15:37:17 +0000
commit0995b2da3856d3b363c8cb3b011418ae469cc1e4 (patch)
tree577a3adc0e236637fd55715eedfd8527d6b501ae /src/mainboard
parent898e2b4399d97a23f7bf37e5eb1e2947b2f1b149 (diff)
mb/google/poppy/variants/nami: Use internal pulldown for MEM_CONFIG_4
Since nami proto did not have any external pull on MEM_CONFIG_4, use a weak internal pull down before reading it. BUG=b:74420123 TEST=Verified that the value read for MEM_CONFIG_4 is correct on nami. Change-Id: I45989d2ca35b863f391baba9e2f2e602033217d4 Signed-off-by: Furquan Shaikh <furquan@google.com> Reviewed-on: https://review.coreboot.org/25103 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/google/poppy/variants/nami/memory.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mainboard/google/poppy/variants/nami/memory.c b/src/mainboard/google/poppy/variants/nami/memory.c
index 6aa0e7610f..082b9a4417 100644
--- a/src/mainboard/google/poppy/variants/nami/memory.c
+++ b/src/mainboard/google/poppy/variants/nami/memory.c
@@ -82,7 +82,7 @@ static void fill_ddr4_memory_params(struct memory_params *p)
void variant_memory_params(struct memory_params *p)
{
memset(p, 0, sizeof(*p));
- gpio_input(GPIO_MEM_CONFIG_4);
+ gpio_input_pulldown(GPIO_MEM_CONFIG_4);
if (gpio_get(GPIO_MEM_CONFIG_4))
/* set to LPDDR3 */
fill_lpddr3_memory_params(p);