diff options
author | Yu-Ping Wu <yupingso@chromium.org> | 2019-10-03 08:49:23 +0800 |
---|---|---|
committer | Patrick Georgi <pgeorgi@google.com> | 2019-10-18 12:21:56 +0000 |
commit | 4d4ccced31f87fd98f1b0783438dbc5480b355f5 (patch) | |
tree | 2144e037b45d9846c8d8261bf8b78ac38b380fe3 /src/soc/mediatek/mt8183/dramc_init_setting.c | |
parent | cea735cf127e090fbb5fa588bd5d7bd3c959e49f (diff) |
soc/mediatek/mt8183: Pass impedance data as a function argument
To make data flow more explicit, global variable 'impedance' is replaced
with a local variable, which is passed as a function argument.
BUG=none
BRANCH=kukui
TEST=Krane boots correctly
Change-Id: I0f6dacc33fda013a3476a10d9899821b7297e770
Signed-off-by: Yu-Ping Wu <yupingso@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35766
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Hung-Te Lin <hungte@chromium.org>
Diffstat (limited to 'src/soc/mediatek/mt8183/dramc_init_setting.c')
-rw-r--r-- | src/soc/mediatek/mt8183/dramc_init_setting.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/soc/mediatek/mt8183/dramc_init_setting.c b/src/soc/mediatek/mt8183/dramc_init_setting.c index cef77a76fc..7c95c21da4 100644 --- a/src/soc/mediatek/mt8183/dramc_init_setting.c +++ b/src/soc/mediatek/mt8183/dramc_init_setting.c @@ -979,7 +979,8 @@ static void dramc_setting_DDR3600(void) clrsetbits_le32(&ch[0].ao.shu[0].selph_dqs1, 0x77777777, SELPH_DQS1_3600); } -static void dramc_setting(const struct sdram_params *params, u8 freq_group) +static void dramc_setting(const struct sdram_params *params, u8 freq_group, + const struct dram_impedance *impedance) { u8 chn; @@ -1399,11 +1400,10 @@ static void dramc_setting(const struct sdram_params *params, u8 freq_group) default: die("Invalid DDR frequency group %u\n", freq_group); return; - break; } update_initial_settings(freq_group); - dramc_sw_impedance_save_reg(freq_group); + dramc_sw_impedance_save_reg(freq_group, impedance); clrbits_le32(&ch[0].ao.test2_4, 0x1 << 17); clrsetbits_le32(&ch[0].ao.shu[0].conf[3], 0x1ff << 0, 0x5 << 0); @@ -1729,9 +1729,10 @@ static void ddr_update_ac_timing(u8 freq_group) clrsetbits_le32(&ch[0].ao.arbctl, 0x1 << 13, dram_cbt_mode); } -void dramc_init(const struct sdram_params *params, u8 freq_group) +void dramc_init(const struct sdram_params *params, u8 freq_group, + const struct dram_impedance *impedance) { - dramc_setting(params, freq_group); + dramc_setting(params, freq_group, impedance); dramc_duty_calibration(params, freq_group); dvfs_settings(freq_group); |