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@ -32,6 +32,7 @@ |
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#include <i2c.h> |
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#include <mmc.h> |
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#include <fsl_esdhc.h> |
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#include <pmic.h> |
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#include <fsl_pmic.h> |
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#include <mc13892.h> |
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@ -182,34 +183,38 @@ static void power_init(void) |
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{ |
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unsigned int val; |
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struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)MXC_CCM_BASE; |
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struct pmic *p; |
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pmic_init(); |
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p = get_pmic(); |
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/* Write needed to Power Gate 2 register */ |
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val = pmic_reg_read(REG_POWER_MISC); |
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pmic_reg_read(p, REG_POWER_MISC, &val); |
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val &= ~PWGT2SPIEN; |
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pmic_reg_write(REG_POWER_MISC, val); |
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pmic_reg_write(p, REG_POWER_MISC, val); |
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/* Externally powered */ |
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val = pmic_reg_read(REG_CHARGE); |
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pmic_reg_read(p, REG_CHARGE, &val); |
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val |= ICHRG0 | ICHRG1 | ICHRG2 | ICHRG3 | CHGAUTOB; |
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pmic_reg_write(REG_CHARGE, val); |
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pmic_reg_write(p, REG_CHARGE, val); |
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/* power up the system first */ |
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pmic_reg_write(REG_POWER_MISC, PWUP); |
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pmic_reg_write(p, REG_POWER_MISC, PWUP); |
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/* Set core voltage to 1.1V */ |
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val = pmic_reg_read(REG_SW_0); |
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pmic_reg_read(p, REG_SW_0, &val); |
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val = (val & ~SWx_VOLT_MASK) | SWx_1_100V; |
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pmic_reg_write(REG_SW_0, val); |
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pmic_reg_write(p, REG_SW_0, val); |
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/* Setup VCC (SW2) to 1.25 */ |
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val = pmic_reg_read(REG_SW_1); |
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pmic_reg_read(p, REG_SW_1, &val); |
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val = (val & ~SWx_VOLT_MASK) | SWx_1_250V; |
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pmic_reg_write(REG_SW_1, val); |
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pmic_reg_write(p, REG_SW_1, val); |
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/* Setup 1V2_DIG1 (SW3) to 1.25 */ |
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val = pmic_reg_read(REG_SW_2); |
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pmic_reg_read(p, REG_SW_2, &val); |
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val = (val & ~SWx_VOLT_MASK) | SWx_1_250V; |
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pmic_reg_write(REG_SW_2, val); |
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pmic_reg_write(p, REG_SW_2, val); |
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udelay(50); |
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/* Raise the core frequency to 800MHz */ |
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@ -217,36 +222,36 @@ static void power_init(void) |
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/* Set switchers in Auto in NORMAL mode & STANDBY mode */ |
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/* Setup the switcher mode for SW1 & SW2*/ |
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val = pmic_reg_read(REG_SW_4); |
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pmic_reg_read(p, REG_SW_4, &val); |
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val = (val & ~((SWMODE_MASK << SWMODE1_SHIFT) | |
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(SWMODE_MASK << SWMODE2_SHIFT))); |
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val |= (SWMODE_AUTO_AUTO << SWMODE1_SHIFT) | |
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(SWMODE_AUTO_AUTO << SWMODE2_SHIFT); |
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pmic_reg_write(REG_SW_4, val); |
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pmic_reg_write(p, REG_SW_4, val); |
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/* Setup the switcher mode for SW3 & SW4 */ |
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val = pmic_reg_read(REG_SW_5); |
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pmic_reg_read(p, REG_SW_5, &val); |
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val = (val & ~((SWMODE_MASK << SWMODE3_SHIFT) | |
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(SWMODE_MASK << SWMODE4_SHIFT))); |
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val |= (SWMODE_AUTO_AUTO << SWMODE3_SHIFT) | |
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(SWMODE_AUTO_AUTO << SWMODE4_SHIFT); |
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pmic_reg_write(REG_SW_5, val); |
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pmic_reg_write(p, REG_SW_5, val); |
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/* Set VDIG to 1.65V, VGEN3 to 1.8V, VCAM to 2.6V */ |
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val = pmic_reg_read(REG_SETTING_0); |
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pmic_reg_read(p, REG_SETTING_0, &val); |
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val &= ~(VCAM_MASK | VGEN3_MASK | VDIG_MASK); |
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val |= VDIG_1_65 | VGEN3_1_8 | VCAM_2_6; |
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pmic_reg_write(REG_SETTING_0, val); |
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pmic_reg_write(p, REG_SETTING_0, val); |
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/* Set VVIDEO to 2.775V, VAUDIO to 3V, VSD to 3.15V */ |
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val = pmic_reg_read(REG_SETTING_1); |
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pmic_reg_read(p, REG_SETTING_1, &val); |
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val &= ~(VVIDEO_MASK | VSD_MASK | VAUDIO_MASK); |
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val |= VSD_3_15 | VAUDIO_3_0 | VVIDEO_2_775; |
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pmic_reg_write(REG_SETTING_1, val); |
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pmic_reg_write(p, REG_SETTING_1, val); |
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/* Configure VGEN3 and VCAM regulators to use external PNP */ |
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val = VGEN3CONFIG | VCAMCONFIG; |
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pmic_reg_write(REG_MODE_1, val); |
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pmic_reg_write(p, REG_MODE_1, val); |
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udelay(200); |
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gpio_direction_output(46, 0); |
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@ -257,7 +262,7 @@ static void power_init(void) |
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/* Enable VGEN3, VCAM, VAUDIO, VVIDEO, VSD regulators */ |
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val = VGEN3EN | VGEN3CONFIG | VCAMEN | VCAMCONFIG | |
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VVIDEOEN | VAUDIOEN | VSDEN; |
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pmic_reg_write(REG_MODE_1, val); |
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pmic_reg_write(p, REG_MODE_1, val); |
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udelay(500); |
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