[U-Boot] [PATCH v2 2/4] imx: mx6sabresd: Use the pfuze common init function

Ye.Li B37916 at freescale.com
Mon Sep 15 06:11:44 CEST 2014


Modify the pfuze init for mx6q/dlsabresd to use the shared
"pfuze_common_init" function.

Signed-off-by: Ye.Li <B37916 at freescale.com>
---
Changes since v1:
- Factorize the pfuze init function for sabre boards.

 board/freescale/mx6sabresd/mx6sabresd.c |   40 +++---------------------------
 1 files changed, 4 insertions(+), 36 deletions(-)

diff --git a/board/freescale/mx6sabresd/mx6sabresd.c b/board/freescale/mx6sabresd/mx6sabresd.c
index 5f65f1b..53e548b 100644
--- a/board/freescale/mx6sabresd/mx6sabresd.c
+++ b/board/freescale/mx6sabresd/mx6sabresd.c
@@ -27,6 +27,7 @@
 #include <i2c.h>
 #include <power/pmic.h>
 #include <power/pfuze100_pmic.h>
+#include "../common/pfuze.h"
 DECLARE_GLOBAL_DATA_PTR;
 
 #define UART_PAD_CTRL  (PAD_CTL_PUS_100K_UP |			\
@@ -459,20 +460,11 @@ int board_init(void)
 static int pfuze_init(void)
 {
 	struct pmic *p;
-	int ret;
 	unsigned int reg;
 
-	ret = power_pfuze100_init(I2C_PMIC);
-	if (ret)
-		return ret;
-
-	p = pmic_get("PFUZE100");
-	ret = pmic_probe(p);
-	if (ret)
-		return ret;
-
-	pmic_reg_read(p, PFUZE100_DEVICEID, &reg);
-	printf("PMIC:  PFUZE100 ID=0x%02x\n", reg);
+	p = pfuze_common_init(I2C_PMIC);
+	if (!p)
+		return -ENODEV;
 
 	/* Increase VGEN3 from 2.5 to 2.8V */
 	pmic_reg_read(p, PFUZE100_VGEN3VOL, &reg);
@@ -486,30 +478,6 @@ static int pfuze_init(void)
 	reg |= 0xc;
 	pmic_reg_write(p, PFUZE100_VGEN5VOL, reg);
 
-	/* Set SW1AB stanby volage to 0.975V */
-	pmic_reg_read(p, PFUZE100_SW1ABSTBY, &reg);
-	reg &= ~0x3f;
-	reg |= 0x1b;
-	pmic_reg_write(p, PFUZE100_SW1ABSTBY, reg);
-
-	/* Set SW1AB/VDDARM step ramp up time from 16us to 4us/25mV */
-	pmic_reg_read(p, PUZE_100_SW1ABCONF, &reg);
-	reg &= ~0xc0;
-	reg |= 0x40;
-	pmic_reg_write(p, PUZE_100_SW1ABCONF, reg);
-
-	/* Set SW1C standby voltage to 0.975V */
-	pmic_reg_read(p, PFUZE100_SW1CSTBY, &reg);
-	reg &= ~0x3f;
-	reg |= 0x1b;
-	pmic_reg_write(p, PFUZE100_SW1CSTBY, reg);
-
-	/* Set SW1C/VDDSOC step ramp up time from 16us to 4us/25mV */
-	pmic_reg_read(p, PFUZE100_SW1CCONF, &reg);
-	reg &= ~0xc0;
-	reg |= 0x40;
-	pmic_reg_write(p, PFUZE100_SW1CCONF, reg);
-
 	return 0;
 }
 
-- 
1.7.4.1



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