From a13df91f7df050a824cb5960b11584b8c467d614 Mon Sep 17 00:00:00 2001 From: Lily Zhang Date: Mon, 16 May 2011 18:09:45 +0800 Subject: ENGR00143461 mx51 evk: increase VDDGP as 1.1v for 800MHZ The default VDDGP output voltage is 1.05V in mx51 evk board According to mx51 datasheet (Rev 0.4), the VDDGP for 800MHZ should be 1.1v for 800MHZ Signed-off-by: Lily Zhang --- board/freescale/mx51_bbg/mx51_bbg.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/board/freescale/mx51_bbg/mx51_bbg.c b/board/freescale/mx51_bbg/mx51_bbg.c index 400d520..8508d3b 100644 --- a/board/freescale/mx51_bbg/mx51_bbg.c +++ b/board/freescale/mx51_bbg/mx51_bbg.c @@ -666,6 +666,11 @@ static void setup_core_voltage_spi(void) writel(0x0, CCM_BASE_ADDR + CLKCTL_CACRR); } else { /* TO 3.0 */ + /* Set core voltage to 1.1V */ + val = pmic_reg(slave, 24, 0, 0); + val = (val & (~0x1f)) | 0x14; + pmic_reg(slave, 24, val, 1); + /* Setup VCC (SW2) to 1.225 */ val = pmic_reg(slave, 25, 0, 0); val = (val & (~0x1f)) | 0x19; -- cgit v1.1