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warmboot: more code, through power on i2c5
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3 changed files with 32 additions and 0 deletions
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@ -33,6 +33,9 @@
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#define CLK_RST_CONTROLLER_SUPER_CCLKG_DIVIDER_0 MAKE_CAR_REG(0x36C)
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#define CLK_RST_CONTROLLER_SUPER_CCLKP_DIVIDER_0 MAKE_CAR_REG(0x374)
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#define CLK_RST_CONTROLLER_CLK_SOURCE_DVFS_REF_0 MAKE_CAR_REG(0x62C)
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#define CLK_RST_CONTROLLER_CLK_SOURCE_DVFS_SOC_0 MAKE_CAR_REG(0x630)
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#define CLK_RST_CONTROLLER_CPU_SOFTRST_CTRL2_0 MAKE_CAR_REG(0x388)
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#define CLK_RST_CONTROLLER_CLK_SOURCE_MSELECT_0 MAKE_CAR_REG(0x3B4)
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@ -46,11 +49,13 @@
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#define CLK_RST_CONTROLLER_SPARE_REG0_0 MAKE_CAR_REG(0x55C)
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#define CLK_RST_CONTROLLER_RST_DEV_H_SET_0 MAKE_CAR_REG(0x308)
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#define CLK_RST_CONTROLLER_RST_DEV_U_SET_0 MAKE_CAR_REG(0x310)
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#define CLK_RST_CONTROLLER_RST_DEV_U_CLR_0 MAKE_CAR_REG(0x314)
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#define CLK_RST_CONTROLLER_RST_DEV_V_CLR_0 MAKE_CAR_REG(0x434)
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#define CLK_RST_CONTROLLER_CLK_ENB_H_SET_0 MAKE_CAR_REG(0x328)
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#define CLK_RST_CONTROLLER_CLK_ENB_U_SET_0 MAKE_CAR_REG(0x330)
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#define CLK_RST_CONTROLLER_CLK_ENB_V_SET_0 MAKE_CAR_REG(0x440)
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#define CLK_RST_CONTROLLER_CLK_ENB_W_SET_0 MAKE_CAR_REG(0x448)
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@ -61,6 +61,29 @@ void cluster_initialize_cpu(void) {
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APBDEV_PMC_DPD_SAMPLE_0 = 0;
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timer_wait(10);
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/* Configure UART2 via GPIO controller 2 G. */
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MAKE_REG32(0x6000D108) |= 4; /* GPIO_CNF */
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MAKE_REG32(0x6000D118) |= 4; /* GPIO_OE */
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MAKE_REG32(0x6000D128) &= ~4; /* GPIO_OUT */
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/* Set CL_DVFS RSVD0 + TRISTATE, read register to make it stick. */
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PINMUX_AUX_DVFS_PWM_0 = 0x11;
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(void)PINMUX_AUX_DVFS_PWM_0;
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/* Configure I2C. */
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PINMUX_AUX_PWR_I2C_SCL_0 = 0x40;
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PINMUX_AUX_PWR_I2C_SDA_0 = 0x40;
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/* Enable clock to CL_DVFS, and set its source/divider. */
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CLK_RST_CONTROLLER_CLK_ENB_W_SET_0 = 0x08000000;
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CLK_RST_CONTROLLER_CLK_SOURCE_DVFS_REF_0 = 0xE;
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CLK_RST_CONTROLLER_CLK_SOURCE_DVFS_SOC_0 = 0xE;
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/* Power on I2C5, wait 5 us. */
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CLK_RST_CONTROLLER_CLK_ENB_H_SET_0 = 0x8000;
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CLK_RST_CONTROLLER_RST_DEV_H_SET_0 = 0x8000;
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timer_wait(5);
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/* TODO: This function is enormous */
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}
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@ -29,6 +29,10 @@
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#define APB_MISC_GP_ASDBGREG_0 MAKE_MISC_REG(0x810)
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#define PINMUX_AUX_PWR_I2C_SCL_0 MAKE_MISC_REG(0x30DC)
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#define PINMUX_AUX_PWR_I2C_SDA_0 MAKE_MISC_REG(0x30E0)
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#define PINMUX_AUX_DVFS_PWM_0 MAKE_MISC_REG(0x3184)
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#define PINMUX_AUX_GPIO_PA6_0 MAKE_MISC_REG(0x3244)
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void misc_configure_device_dbg_settings(void);
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