diff options
Diffstat (limited to 'board/freescale/mx51evk/mx51evk.c')
| -rw-r--r-- | board/freescale/mx51evk/mx51evk.c | 47 |
1 files changed, 26 insertions, 21 deletions
diff --git a/board/freescale/mx51evk/mx51evk.c b/board/freescale/mx51evk/mx51evk.c index f998610..2a0dad0 100644 --- a/board/freescale/mx51evk/mx51evk.c +++ b/board/freescale/mx51evk/mx51evk.c @@ -32,6 +32,7 @@ #include <i2c.h> #include <mmc.h> #include <fsl_esdhc.h> +#include <pmic.h> #include <fsl_pmic.h> #include <mc13892.h> @@ -182,34 +183,38 @@ static void power_init(void) { unsigned int val; struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)MXC_CCM_BASE; + struct pmic *p; + + pmic_init(); + p = get_pmic(); /* Write needed to Power Gate 2 register */ - val = pmic_reg_read(REG_POWER_MISC); + pmic_reg_read(p, REG_POWER_MISC, &val); val &= ~PWGT2SPIEN; - pmic_reg_write(REG_POWER_MISC, val); + pmic_reg_write(p, REG_POWER_MISC, val); /* Externally powered */ - val = pmic_reg_read(REG_CHARGE); + pmic_reg_read(p, REG_CHARGE, &val); val |= ICHRG0 | ICHRG1 | ICHRG2 | ICHRG3 | CHGAUTOB; - pmic_reg_write(REG_CHARGE, val); + pmic_reg_write(p, REG_CHARGE, val); /* power up the system first */ - pmic_reg_write(REG_POWER_MISC, PWUP); + pmic_reg_write(p, REG_POWER_MISC, PWUP); /* Set core voltage to 1.1V */ - val = pmic_reg_read(REG_SW_0); + pmic_reg_read(p, REG_SW_0, &val); val = (val & ~SWx_VOLT_MASK) | SWx_1_100V; - pmic_reg_write(REG_SW_0, val); + pmic_reg_write(p, REG_SW_0, val); /* Setup VCC (SW2) to 1.25 */ - val = pmic_reg_read(REG_SW_1); + pmic_reg_read(p, REG_SW_1, &val); val = (val & ~SWx_VOLT_MASK) | SWx_1_250V; - pmic_reg_write(REG_SW_1, val); + pmic_reg_write(p, REG_SW_1, val); /* Setup 1V2_DIG1 (SW3) to 1.25 */ - val = pmic_reg_read(REG_SW_2); + pmic_reg_read(p, REG_SW_2, &val); val = (val & ~SWx_VOLT_MASK) | SWx_1_250V; - pmic_reg_write(REG_SW_2, val); + pmic_reg_write(p, REG_SW_2, val); udelay(50); /* Raise the core frequency to 800MHz */ @@ -217,36 +222,36 @@ static void power_init(void) /* Set switchers in Auto in NORMAL mode & STANDBY mode */ /* Setup the switcher mode for SW1 & SW2*/ - val = pmic_reg_read(REG_SW_4); + pmic_reg_read(p, REG_SW_4, &val); val = (val & ~((SWMODE_MASK << SWMODE1_SHIFT) | (SWMODE_MASK << SWMODE2_SHIFT))); val |= (SWMODE_AUTO_AUTO << SWMODE1_SHIFT) | (SWMODE_AUTO_AUTO << SWMODE2_SHIFT); - pmic_reg_write(REG_SW_4, val); + pmic_reg_write(p, REG_SW_4, val); /* Setup the switcher mode for SW3 & SW4 */ - val = pmic_reg_read(REG_SW_5); + pmic_reg_read(p, REG_SW_5, &val); val = (val & ~((SWMODE_MASK << SWMODE3_SHIFT) | (SWMODE_MASK << SWMODE4_SHIFT))); val |= (SWMODE_AUTO_AUTO << SWMODE3_SHIFT) | (SWMODE_AUTO_AUTO << SWMODE4_SHIFT); - pmic_reg_write(REG_SW_5, val); + pmic_reg_write(p, REG_SW_5, val); /* Set VDIG to 1.65V, VGEN3 to 1.8V, VCAM to 2.6V */ - val = pmic_reg_read(REG_SETTING_0); + pmic_reg_read(p, REG_SETTING_0, &val); val &= ~(VCAM_MASK | VGEN3_MASK | VDIG_MASK); val |= VDIG_1_65 | VGEN3_1_8 | VCAM_2_6; - pmic_reg_write(REG_SETTING_0, val); + pmic_reg_write(p, REG_SETTING_0, val); /* Set VVIDEO to 2.775V, VAUDIO to 3V, VSD to 3.15V */ - val = pmic_reg_read(REG_SETTING_1); + pmic_reg_read(p, REG_SETTING_1, &val); val &= ~(VVIDEO_MASK | VSD_MASK | VAUDIO_MASK); val |= VSD_3_15 | VAUDIO_3_0 | VVIDEO_2_775; - pmic_reg_write(REG_SETTING_1, val); + pmic_reg_write(p, REG_SETTING_1, val); /* Configure VGEN3 and VCAM regulators to use external PNP */ val = VGEN3CONFIG | VCAMCONFIG; - pmic_reg_write(REG_MODE_1, val); + pmic_reg_write(p, REG_MODE_1, val); udelay(200); gpio_direction_output(46, 0); @@ -257,7 +262,7 @@ static void power_init(void) /* Enable VGEN3, VCAM, VAUDIO, VVIDEO, VSD regulators */ val = VGEN3EN | VGEN3CONFIG | VCAMEN | VCAMCONFIG | VVIDEOEN | VAUDIOEN | VSDEN; - pmic_reg_write(REG_MODE_1, val); + pmic_reg_write(p, REG_MODE_1, val); udelay(500); |