OmniNX/Horizon-OC-pro
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hocclk: read voltage from i2c instead of rgltr

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souldbminersmwc committed 2026-05-12 17:00:46 -04:00
1 parent bfc93c6238
commit 196933a6b3
8 files changed
+39 -180
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Source/hoc-clk/sysmodule/src/i2c/i2cDrv.cpp
+20
View File
@@ -103,6 +103,10 @@ u32 I2c_BuckConverter_MultiplierToMvOut(const I2c_BuckConverter_Domain* domain,
return (domain->uv_min + domain->uv_step * multiplier) / 1000;
}
u32 I2c_BuckConverter_MultiplierToUvOut(const I2c_BuckConverter_Domain* domain, u8 multiplier) {
return domain->uv_min + domain->uv_step * multiplier;
}
u8 I2c_BuckConverter_MvOutToMultiplier(const I2c_BuckConverter_Domain* domain, u32 mvolt) {
u32 uvolt = mvolt * 1000;
if (uvolt < domain->uv_min)
@@ -129,6 +133,22 @@ u32 I2c_BuckConverter_GetMvOut(const I2c_BuckConverter_Domain* domain) {
return I2c_BuckConverter_MultiplierToMvOut(domain, val & domain->volt_mask);
}
u32 I2c_BuckConverter_GetUvOut(const I2c_BuckConverter_Domain* domain) {
u8 val;
// Retry 5 times if received POR value
for (int i = 0; i < 5; i++) {
if (R_FAILED(I2cRead_OutU8(domain->device, domain->reg, &val)))
return 0u;
// Wait 1us
svcSleepThread(1E3);
if (!domain->por_val || val != domain->por_val)
break;
}
return I2c_BuckConverter_MultiplierToUvOut(domain, val & domain->volt_mask);
}
Result I2c_BuckConverter_SetMvOut(const I2c_BuckConverter_Domain* domain, u32 mvolt) {
u8 val;
Result res = I2cRead_OutU8(domain->device, domain->reg, &val);
Source/hoc-clk/sysmodule/src/i2c/i2cDrv.h
+5 -3
View File
@@ -21,6 +21,7 @@ const u8 MAX17050_CURRENT_REG = 0x0A;
// Buck Converter
typedef enum I2c_BuckConverter_Reg {
I2c_Max77620_SD0VOLT_REG = 0x16,
I2c_Max77620_SD1VOLT_REG = 0x17, // Used for Erista DDR VDDQ+VDD2 / Mariko VDD2
I2c_Max77620_LDO0VOLT_REG = 0x23, // Used for Erista DDR VDDQ+VDD2 / Mariko VDD2
I2c_Max77621_VOLT_REG = 0x00,
@@ -39,16 +40,17 @@ typedef struct I2c_BuckConverter_Domain {
u8 por_val;
} I2c_BuckConverter_Domain;
const I2c_BuckConverter_Domain I2c_SOC = { I2cDevice_Max77620Pmic, I2c_Max77620_SD0VOLT_REG, 0x7F, 12500, 600000, 1400000, };
const I2c_BuckConverter_Domain I2c_VDD2 = { I2cDevice_Max77620Pmic, I2c_Max77620_SD1VOLT_REG, 0x7F, 12500, 600000, 1350000, };
const I2c_BuckConverter_Domain I2c_Display = { I2cDevice_Max77620Pmic, I2c_Max77620_LDO0VOLT_REG, 0x3F, 25000, 800000, 1325000, };
const I2c_BuckConverter_Domain I2c_Erista_CPU = { I2cDevice_Max77621Cpu, I2c_Max77621_VOLT_REG, 0x7F, 6250, 606250, 1400000, };
const I2c_BuckConverter_Domain I2c_Erista_GPU = { I2cDevice_Max77621Gpu, I2c_Max77621_VOLT_REG, 0x7F, 6250, 606250, 1400000, };
const I2c_BuckConverter_Domain I2c_Erista_DRAM = { I2cDevice_Max77620Pmic, I2c_Max77620_SD1VOLT_REG, 0x3F, 12500, 600000, 1250000, };
const I2c_BuckConverter_Domain I2c_Display = { I2cDevice_Max77620Pmic, I2c_Max77620_LDO0VOLT_REG, 0x7F, 25000, 800000, 1325000, };
const I2c_BuckConverter_Domain I2c_Mariko_CPU = { I2cDevice_Max77812_2, I2c_Max77812_CPUVOLT_REG, 0xFF, 5000, 250000, 1525000, 0x78 };
const I2c_BuckConverter_Domain I2c_Mariko_GPU = { I2cDevice_Max77812_2, I2c_Max77812_GPUVOLT_REG, 0xFF, 5000, 250000, 1525000, 0x78 };
const I2c_BuckConverter_Domain I2c_Mariko_DRAM_VDDQ = { I2cDevice_Max77812_2, I2c_Max77812_MEMVOLT_REG, 0xFF, 5000, 250000, 700000, 0x78 };
const I2c_BuckConverter_Domain I2c_Mariko_DRAM_VDD2 = { I2cDevice_Max77620Pmic, I2c_Max77620_SD1VOLT_REG, 0x7F, 12500, 600000, 1250000, };
u32 I2c_BuckConverter_GetMvOut(const I2c_BuckConverter_Domain* domain);
u32 I2c_BuckConverter_GetUvOut(const I2c_BuckConverter_Domain* domain);
Result I2c_BuckConverter_SetMvOut(const I2c_BuckConverter_Domain* domain, u32 mvolt);
// Bq24193 Battery management