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authorAnson Huang <b20788@freescale.com>2015-07-30 11:27:22 +0800
committerAnson Huang <b20788@freescale.com>2015-08-03 09:29:58 +0800
commit1eb44fca8789cc1aa605cbfcc7691829b188629e (patch)
tree0b914d8899de75607ec37f0dc620e7de5ba9bfed
parent8f48bb71889fa1380cece2034242d182097b6e9d (diff)
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MLK-11299 ARM: imx7d: initialize PMIC standby mode and voltage
Datasheet Rev-B defines standby voltage as 1V for i.MX7D, we add 25mV for board level IR drop. Signed-off-by: Anson Huang <b20788@freescale.com>
-rw-r--r--board/freescale/mx7d_12x12_ddr3_arm2/mx7d_12x12_ddr3_arm2.c10
-rw-r--r--board/freescale/mx7d_12x12_lpddr3_arm2/mx7d_12x12_lpddr3_arm2.c10
-rw-r--r--board/freescale/mx7d_19x19_ddr3_arm2/mx7d_19x19_ddr3_arm2.c10
-rw-r--r--board/freescale/mx7d_19x19_lpddr3_arm2/mx7d_19x19_lpddr3_arm2.c27
-rw-r--r--board/freescale/mx7dsabresd/mx7dsabresd.c10
5 files changed, 67 insertions, 0 deletions
diff --git a/board/freescale/mx7d_12x12_ddr3_arm2/mx7d_12x12_ddr3_arm2.c b/board/freescale/mx7d_12x12_ddr3_arm2/mx7d_12x12_ddr3_arm2.c
index 0c1b4ce..19d1ebb 100644
--- a/board/freescale/mx7d_12x12_ddr3_arm2/mx7d_12x12_ddr3_arm2.c
+++ b/board/freescale/mx7d_12x12_ddr3_arm2/mx7d_12x12_ddr3_arm2.c
@@ -316,6 +316,16 @@ int power_init_board(void)
reg |= 0x1;
pmic_reg_write(p, PFUZE300_LDOGCTL, reg);
+ /* SW1A/1B mode set to APS/APS */
+ reg = 0x8;
+ pmic_reg_write(p, PFUZE300_SW1AMODE, reg);
+ pmic_reg_write(p, PFUZE300_SW1BMODE, reg);
+
+ /* SW1A/1B standby voltage set to 1.025V */
+ reg = 0xd;
+ pmic_reg_write(p, PFUZE300_SW1ASTBY, reg);
+ pmic_reg_write(p, PFUZE300_SW1BSTBY, reg);
+
return 0;
}
#endif
diff --git a/board/freescale/mx7d_12x12_lpddr3_arm2/mx7d_12x12_lpddr3_arm2.c b/board/freescale/mx7d_12x12_lpddr3_arm2/mx7d_12x12_lpddr3_arm2.c
index ce11a21..7bed3ad 100644
--- a/board/freescale/mx7d_12x12_lpddr3_arm2/mx7d_12x12_lpddr3_arm2.c
+++ b/board/freescale/mx7d_12x12_lpddr3_arm2/mx7d_12x12_lpddr3_arm2.c
@@ -869,6 +869,16 @@ int power_init_board(void)
reg |= 0x1;
pmic_reg_write(p, PFUZE300_LDOGCTL, reg);
+ /* SW1A/1B mode set to APS/APS */
+ reg = 0x8;
+ pmic_reg_write(p, PFUZE300_SW1AMODE, reg);
+ pmic_reg_write(p, PFUZE300_SW1BMODE, reg);
+
+ /* SW1A/1B standby voltage set to 1.025V */
+ reg = 0xd;
+ pmic_reg_write(p, PFUZE300_SW1ASTBY, reg);
+ pmic_reg_write(p, PFUZE300_SW1BSTBY, reg);
+
return 0;
}
#endif
diff --git a/board/freescale/mx7d_19x19_ddr3_arm2/mx7d_19x19_ddr3_arm2.c b/board/freescale/mx7d_19x19_ddr3_arm2/mx7d_19x19_ddr3_arm2.c
index 84e08ba..6b75ec6 100644
--- a/board/freescale/mx7d_19x19_ddr3_arm2/mx7d_19x19_ddr3_arm2.c
+++ b/board/freescale/mx7d_19x19_ddr3_arm2/mx7d_19x19_ddr3_arm2.c
@@ -620,6 +620,16 @@ int power_init_board(void)
reg |= 0x1;
pmic_reg_write(p, PFUZE300_LDOGCTL, reg);
+ /* SW1A/1B mode set to APS/APS */
+ reg = 0x8;
+ pmic_reg_write(p, PFUZE300_SW1AMODE, reg);
+ pmic_reg_write(p, PFUZE300_SW1BMODE, reg);
+
+ /* SW1A/1B standby voltage set to 1.025V */
+ reg = 0xd;
+ pmic_reg_write(p, PFUZE300_SW1ASTBY, reg);
+ pmic_reg_write(p, PFUZE300_SW1BSTBY, reg);
+
return 0;
}
#endif
diff --git a/board/freescale/mx7d_19x19_lpddr3_arm2/mx7d_19x19_lpddr3_arm2.c b/board/freescale/mx7d_19x19_lpddr3_arm2/mx7d_19x19_lpddr3_arm2.c
index 27ee853..442c356 100644
--- a/board/freescale/mx7d_19x19_lpddr3_arm2/mx7d_19x19_lpddr3_arm2.c
+++ b/board/freescale/mx7d_19x19_lpddr3_arm2/mx7d_19x19_lpddr3_arm2.c
@@ -553,6 +553,11 @@ static const struct boot_mode board_boot_modes[] = {
#define PFUZE_FABID 0x4
#define PFUZE_LDOGCTL 0x69
+#define PFUZE300_SW1ASTBY 0x21
+#define PFUZE300_SW1AMODE 0x23
+#define PFUZE300_SW1BSTBY 0x2f
+#define PFUZE300_SW1BMODE 0x31
+
static int setup_pmic_voltages(void)
{
@@ -582,6 +587,28 @@ static int setup_pmic_voltages(void)
printf("Set LDOCTL error!\n");
return -1;
}
+
+ /* SW1A/1B mode set to APS/APS */
+ value = 0x8;
+ if (i2c_write(CONFIG_PMIC_I2C_SLAVE, PFUZE300_SW1AMODE, 1, &value, 1)) {
+ printf("Set PFUZE300_SW1AMODE error!\n");
+ return -1;
+ }
+ if (i2c_write(CONFIG_PMIC_I2C_SLAVE, PFUZE300_SW1BMODE, 1, &value, 1)) {
+ printf("Set PFUZE300_SW1BMODE error!\n");
+ return -1;
+ }
+
+ /* SW1A/1B standby voltage set to 1.025V */
+ value = 0xd;
+ if (i2c_write(CONFIG_PMIC_I2C_SLAVE, PFUZE300_SW1ASTBY, 1, &value, 1)) {
+ printf("Set PFUZE300_SW1ASTBY error!\n");
+ return -1;
+ }
+ if (i2c_write(CONFIG_PMIC_I2C_SLAVE, PFUZE300_SW1BSTBY, 1, &value, 1)) {
+ printf("Set PFUZE300_SW1BSTBY error!\n");
+ return -1;
+ }
}
return 0;
diff --git a/board/freescale/mx7dsabresd/mx7dsabresd.c b/board/freescale/mx7dsabresd/mx7dsabresd.c
index 77e730d..8d15b63 100644
--- a/board/freescale/mx7dsabresd/mx7dsabresd.c
+++ b/board/freescale/mx7dsabresd/mx7dsabresd.c
@@ -990,6 +990,16 @@ int power_init_board(void)
reg |= 0x1;
pmic_reg_write(p, PFUZE300_LDOGCTL, reg);
+ /* SW1A/1B mode set to APS/APS */
+ reg = 0x8;
+ pmic_reg_write(p, PFUZE300_SW1AMODE, reg);
+ pmic_reg_write(p, PFUZE300_SW1BMODE, reg);
+
+ /* SW1A/1B standby voltage set to 1.025V */
+ reg = 0xd;
+ pmic_reg_write(p, PFUZE300_SW1ASTBY, reg);
+ pmic_reg_write(p, PFUZE300_SW1BSTBY, reg);
+
return 0;
}
#endif