Hung-Te Lin has submitted this change. ( https://review.coreboot.org/c/coreboot/+/56843 )
Change subject: soc/mediatek/common: add mt6359p vcore support ......................................................................
soc/mediatek/common: add mt6359p vcore support
Add mt6359p vcore set/get support. To adjust frequency of little core, we need to adjust voltage of vcore.
Signed-off-by: James Lo james.lo@mediatek.corp-partner.google.com Change-Id: Ibf49390ba78870b834c6d0b64e3f0f30f3494f18 Reviewed-on: https://review.coreboot.org/c/coreboot/+/56843 Tested-by: build bot (Jenkins) no-reply@coreboot.org Reviewed-by: Rex-BC Chen rex-bc.chen@mediatek.corp-partner.google.com Reviewed-by: Yu-Ping Wu yupingso@google.com --- M src/soc/mediatek/common/include/soc/mt6359p.h M src/soc/mediatek/common/mt6359p.c 2 files changed, 12 insertions(+), 0 deletions(-)
Approvals: build bot (Jenkins): Verified Yu-Ping Wu: Looks good to me, approved Rex-BC Chen: Looks good to me, but someone else must approve
diff --git a/src/soc/mediatek/common/include/soc/mt6359p.h b/src/soc/mediatek/common/include/soc/mt6359p.h index 996d2e8..5afac9f 100644 --- a/src/soc/mediatek/common/include/soc/mt6359p.h +++ b/src/soc/mediatek/common/include/soc/mt6359p.h @@ -18,6 +18,8 @@ PMIC_OTP_CON12 = 0x03a2, PMIC_OTP_CON13 = 0x03a4, PMIC_PWRHOLD = 0x0a08, + PMIC_VCORE_DBG0 = 0x1526, + PMIC_VCORE_ELR0 = 0x152c, PMIC_VGPU11_DBG0 = 0x15a6, PMIC_VGPU11_ELR0 = 0x15b4, PMIC_VS2_VOTER = 0x18aa, @@ -50,6 +52,7 @@ MT6359P_GPU11 = 0, MT6359P_SRAM_PROC1, MT6359P_SRAM_PROC2, + MT6359P_CORE, MT6359P_MAX, };
diff --git a/src/soc/mediatek/common/mt6359p.c b/src/soc/mediatek/common/mt6359p.c index 8ebcfc6..5a87c0d 100644 --- a/src/soc/mediatek/common/mt6359p.c +++ b/src/soc/mediatek/common/mt6359p.c @@ -177,6 +177,10 @@ vol_offset = 500000; vol_reg = PMIC_VSRAM_PROC2_ELR; break; + case MT6359P_CORE: + vol_offset = 506250; + vol_reg = PMIC_VCORE_ELR0; + break; default: die("ERROR: Unknown buck_id %u", buck_id); return; @@ -209,6 +213,11 @@ vol_offset = 500000; vol_reg = PMIC_VSRAM_PROC2_VOSEL1; break; + case MT6359P_CORE: + vol_shift = 0; + vol_offset = 506250; + vol_reg = PMIC_VCORE_DBG0; + break; default: die("ERROR: Unknown buck_id %u", buck_id); return 0;